<?xml version="1.0" encoding="us-ascii"?>
<!--XBRL document created by RR Donnelley IM Processor 5.0.0.0 using Fujitsu Interstage XWand-->
<schema targetNamespace="http://www.fidelity.com/20121030" elementFormDefault="qualified" xmlns="http://www.w3.org/2001/XMLSchema" xmlns:fas3="http://www.fidelity.com/20121030" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xbrli="http://www.xbrl.org/2003/instance" xmlns:nonnum="http://www.xbrl.org/dtr/type/non-numeric">
  <annotation>
    <appinfo>
      <link:linkbaseRef xlink:type="simple" xlink:href="fas3-20121030_pre.xml" xlink:title="Presentation Links, all" xlink:role="http://www.xbrl.org/2003/role/presentationLinkbaseRef" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" />
      <link:linkbaseRef xlink:type="simple" xlink:href="fas3-20121030_cal.xml" xlink:title="Calculation Links, all" xlink:role="http://www.xbrl.org/2003/role/calculationLinkbaseRef" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" />
      <link:linkbaseRef xlink:type="simple" xlink:href="fas3-20121030_def.xml" xlink:title="Definition Links, all" xlink:role="http://www.xbrl.org/2003/role/definitionLinkbaseRef" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" />
      <link:linkbaseRef xlink:type="simple" xlink:href="fas3-20121030_lab.xml" xlink:title="Label Links, all" xlink:role="http://www.xbrl.org/2003/role/labelLinkbaseRef" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" />
      <link:roleType roleURI="http://www.fidelity.com/role/DocumentDocumentandEntityInformation" id="DocumentDocumentandEntityInformation">
        <link:definition>000000 - Document - Document and Entity Information</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.fidelity.com/role/DocumentRiskReturnSummaryUnlabeledFidelityAdvisorMortgageSecuritiesFund" id="DocumentRiskReturnSummaryUnlabeledFidelityAdvisorMortgageSecuritiesFund">
        <link:definition>000011 - Document - Risk/Return Summary {Unlabeled} - Fidelity Advisor Mortgage Securities Fund</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.fidelity.com/role/ScheduleShareholderFeesFidelityAdvisorMortgageSecuritiesFund" id="ScheduleShareholderFeesFidelityAdvisorMortgageSecuritiesFund">
        <link:definition>000012 - Schedule - Shareholder Fees {- Fidelity Advisor Mortgage Securities Fund}</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.fidelity.com/role/ScheduleAnnualClassOperatingExpensesFidelityAdvisorMortgageSecuritiesFund" id="ScheduleAnnualClassOperatingExpensesFidelityAdvisorMortgageSecuritiesFund">
        <link:definition>000013 - Schedule - Annual Class Operating Expenses {- Fidelity Advisor Mortgage Securities Fund}</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.fidelity.com/role/ScheduleExpenseExampleFidelityAdvisorMortgageSecuritiesFund" id="ScheduleExpenseExampleFidelityAdvisorMortgageSecuritiesFund">
        <link:definition>000014 - Schedule - Expense Example {- Fidelity Advisor Mortgage Securities Fund}</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.fidelity.com/role/ScheduleExpenseExampleNoRedemptionTransposedFidelityAdvisorMortgageSecuritiesFund" id="ScheduleExpenseExampleNoRedemptionTransposedFidelityAdvisorMortgageSecuritiesFund">
        <link:definition>000015 - Schedule - Expense Example, No Redemption {Transposed} {- Fidelity Advisor Mortgage Securities Fund}</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.fidelity.com/role/ScheduleAnnualTotalReturnsFidelityAdvisorMortgageSecuritiesFundBarChart" id="ScheduleAnnualTotalReturnsFidelityAdvisorMortgageSecuritiesFundBarChart">
        <link:definition>000016 - Schedule - Annual Total Returns - Fidelity Advisor Mortgage Securities Fund [BarChart]</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.fidelity.com/role/ScheduleAverageAnnualTotalReturnsTransposedFidelityAdvisorMortgageSecuritiesFund" id="ScheduleAverageAnnualTotalReturnsTransposedFidelityAdvisorMortgageSecuritiesFund">
        <link:definition>000017 - Schedule - Average Annual Total Returns {Transposed} {- Fidelity Advisor Mortgage Securities Fund}</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.fidelity.com/role/DocumentRiskReturnDetailUnlabeledFidelityAdvisorMortgageSecuritiesFund" id="DocumentRiskReturnDetailUnlabeledFidelityAdvisorMortgageSecuritiesFund">
        <link:definition>000018 - Document - Risk/Return Detail {Unlabeled} - Fidelity Advisor Mortgage Securities Fund</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.fidelity.com/role/DisclosureRiskReturnDetailDataElementsFidelityAdvisorMortgageSecuritiesFund" id="DisclosureRiskReturnDetailDataElementsFidelityAdvisorMortgageSecuritiesFund">
        <link:definition>000019 - Disclosure - Risk/Return Detail Data {Elements} - Fidelity Advisor Mortgage Securities Fund</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.fidelity.com/role/DocumentRiskReturnSummaryUnlabeledFidelityAdvisorMortgageSecuritiesFundClassATBC" id="DocumentRiskReturnSummaryUnlabeledFidelityAdvisorMortgageSecuritiesFundClassATBC">
        <link:definition>000021 - Document - Risk/Return Summary {Unlabeled} - Fidelity Advisor Mortgage Securities Fund Class - A T B C</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.fidelity.com/role/ScheduleShareholderFeesFidelityAdvisorMortgageSecuritiesFundClassATBC" id="ScheduleShareholderFeesFidelityAdvisorMortgageSecuritiesFundClassATBC">
        <link:definition>000022 - Schedule - Shareholder Fees {- Fidelity Advisor Mortgage Securities Fund Class A T B C}</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.fidelity.com/role/ScheduleAnnualClassOperatingExpensesFidelityAdvisorMortgageSecuritiesFundClassATBC" id="ScheduleAnnualClassOperatingExpensesFidelityAdvisorMortgageSecuritiesFundClassATBC">
        <link:definition>000023 - Schedule - Annual Class Operating Expenses {- Fidelity Advisor Mortgage Securities Fund Class A T B C}</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.fidelity.com/role/ScheduleExpenseExampleFidelityAdvisorMortgageSecuritiesFundClassATBC" id="ScheduleExpenseExampleFidelityAdvisorMortgageSecuritiesFundClassATBC">
        <link:definition>000024 - Schedule - Expense Example {- Fidelity Advisor Mortgage Securities Fund Class A T B C}</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.fidelity.com/role/ScheduleExpenseExampleNoRedemptionFidelityAdvisorMortgageSecuritiesFundClassATBC" id="ScheduleExpenseExampleNoRedemptionFidelityAdvisorMortgageSecuritiesFundClassATBC">
        <link:definition>000025 - Schedule - Expense Example, No Redemption {- Fidelity Advisor Mortgage Securities Fund Class A T B C}</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.fidelity.com/role/ScheduleAnnualTotalReturnsFidelityAdvisorMortgageSecuritiesFundClassATBCBarChart" id="ScheduleAnnualTotalReturnsFidelityAdvisorMortgageSecuritiesFundClassATBCBarChart">
        <link:definition>000026 - Schedule - Annual Total Returns - Fidelity Advisor Mortgage Securities Fund Class A T B C [BarChart]</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.fidelity.com/role/ScheduleAverageAnnualTotalReturnsTransposedFidelityAdvisorMortgageSecuritiesFundClassATBC" id="ScheduleAverageAnnualTotalReturnsTransposedFidelityAdvisorMortgageSecuritiesFundClassATBC">
        <link:definition>000027 - Schedule - Average Annual Total Returns {Transposed} {- Fidelity Advisor Mortgage Securities Fund Class A T B C}</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.fidelity.com/role/DocumentRiskReturnDetailUnlabeledFidelityAdvisorMortgageSecuritiesFundClassATBC" id="DocumentRiskReturnDetailUnlabeledFidelityAdvisorMortgageSecuritiesFundClassATBC">
        <link:definition>000028 - Document - Risk/Return Detail {Unlabeled} - Fidelity Advisor Mortgage Securities Fund Class A T B C</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.fidelity.com/role/DisclosureRiskReturnDetailDataElementsFidelityAdvisorMortgageSecuritiesFundClassATBC" id="DisclosureRiskReturnDetailDataElementsFidelityAdvisorMortgageSecuritiesFundClassATBC">
        <link:definition>000029 - Disclosure - Risk/Return Detail Data {Elements} - Fidelity Advisor Mortgage Securities Fund Class - A T B C</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.fidelity.com/role/DocumentRiskReturnSummaryUnlabeledFidelityAdvisorMortgageSecuritiesFundClassInstitutional" id="DocumentRiskReturnSummaryUnlabeledFidelityAdvisorMortgageSecuritiesFundClassInstitutional">
        <link:definition>000031 - Document - Risk/Return Summary {Unlabeled} - Fidelity Advisor Mortgage Securities Fund Class - Institutional</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.fidelity.com/role/ScheduleShareholderFeesFidelityAdvisorMortgageSecuritiesFundInstitutional" id="ScheduleShareholderFeesFidelityAdvisorMortgageSecuritiesFundInstitutional">
        <link:definition>000032 - Schedule - Shareholder Fees {- Fidelity Advisor Mortgage Securities Fund Institutional}</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.fidelity.com/role/ScheduleAnnualClassOperatingExpensesFidelityAdvisorMortgageSecuritiesFundInstitutional" id="ScheduleAnnualClassOperatingExpensesFidelityAdvisorMortgageSecuritiesFundInstitutional">
        <link:definition>000033 - Schedule - Annual Class Operating Expenses {- Fidelity Advisor Mortgage Securities Fund Institutional}</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.fidelity.com/role/ScheduleExpenseExampleFidelityAdvisorMortgageSecuritiesFundInstitutional" id="ScheduleExpenseExampleFidelityAdvisorMortgageSecuritiesFundInstitutional">
        <link:definition>000034 - Schedule - Expense Example {- Fidelity Advisor Mortgage Securities Fund Institutional}</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.fidelity.com/role/ScheduleExpenseExampleNoRedemptionTransposedFidelityAdvisorMortgageSecuritiesFundInstitutional" id="ScheduleExpenseExampleNoRedemptionTransposedFidelityAdvisorMortgageSecuritiesFundInstitutional">
        <link:definition>000035 - Schedule - Expense Example, No Redemption {Transposed} {- Fidelity Advisor Mortgage Securities Fund Institutional}</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.fidelity.com/role/ScheduleAnnualTotalReturnsFidelityAdvisorMortgageSecuritiesFundInstitutionalBarChart" id="ScheduleAnnualTotalReturnsFidelityAdvisorMortgageSecuritiesFundInstitutionalBarChart">
        <link:definition>000036 - Schedule - Annual Total Returns - Fidelity Advisor Mortgage Securities Fund Institutional [BarChart]</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.fidelity.com/role/ScheduleAverageAnnualTotalReturnsTransposedFidelityAdvisorMortgageSecuritiesFundInstitutional" id="ScheduleAverageAnnualTotalReturnsTransposedFidelityAdvisorMortgageSecuritiesFundInstitutional">
        <link:definition>000037 - Schedule - Average Annual Total Returns {Transposed} {- Fidelity Advisor Mortgage Securities Fund Institutional}</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.fidelity.com/role/DocumentRiskReturnDetailUnlabeledFidelityAdvisorMortgageSecuritiesFundInstitutional" id="DocumentRiskReturnDetailUnlabeledFidelityAdvisorMortgageSecuritiesFundInstitutional">
        <link:definition>000038 - Document - Risk/Return Detail {Unlabeled} - Fidelity Advisor Mortgage Securities Fund Institutional</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.fidelity.com/role/DisclosureRiskReturnDetailDataElementsFidelityAdvisorMortgageSecuritiesFundClassInstitutional" id="DisclosureRiskReturnDetailDataElementsFidelityAdvisorMortgageSecuritiesFundClassInstitutional">
        <link:definition>000039 - Disclosure - Risk/Return Detail Data {Elements} - Fidelity Advisor Mortgage Securities Fund Class - Institutional</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.fidelity.com/role/DocumentRiskReturnSummaryUnlabeledFidelityAdvisorShortFixedIncomeFundClassATBC" id="DocumentRiskReturnSummaryUnlabeledFidelityAdvisorShortFixedIncomeFundClassATBC">
        <link:definition>000041 - Document - Risk/Return Summary {Unlabeled} - Fidelity Advisor Short Fixed-Income Fund Class - A T B C</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.fidelity.com/role/ScheduleShareholderFeesFidelityAdvisorShortFixed-IncomeFund" id="ScheduleShareholderFeesFidelityAdvisorShortFixedIncomeFund">
        <link:definition>000042 - Schedule - Shareholder Fees {- Fidelity Advisor Short Fixed-Income Fund}</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.fidelity.com/role/ScheduleAnnualClassOperatingExpensesFidelityAdvisorShortFixedIncomeFund" id="ScheduleAnnualClassOperatingExpensesFidelityAdvisorShortFixedIncomeFund">
        <link:definition>000043 - Schedule - Annual Class Operating Expenses {- Fidelity Advisor Short Fixed-Income Fund}</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.fidelity.com/role/ScheduleExpenseExampleFidelityAdvisorShortFixedIncomeFund" id="ScheduleExpenseExampleFidelityAdvisorShortFixedIncomeFund">
        <link:definition>000044 - Schedule - Expense Example {- Fidelity Advisor Short Fixed-Income Fund}</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.fidelity.com/role/ScheduleExpenseExampleNoRedemptionFidelityAdvisorShortFixedIncomeFund" id="ScheduleExpenseExampleNoRedemptionFidelityAdvisorShortFixedIncomeFund">
        <link:definition>000045 - Schedule - Expense Example, No Redemption {- Fidelity Advisor Short Fixed-Income Fund}</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.fidelity.com/role/ScheduleAnnualTotalReturnsFidelityAdvisorShortFixed-IncomeFundBarChart" id="ScheduleAnnualTotalReturnsFidelityAdvisorShortFixedIncomeFundBarChart">
        <link:definition>000046 - Schedule - Annual Total Returns - Fidelity Advisor Short Fixed-Income Fund [BarChart]</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.fidelity.com/role/ScheduleAverageAnnualTotalReturnsTransposedFidelityAdvisorShortFixed-IncomeFund" id="ScheduleAverageAnnualTotalReturnsTransposedFidelityAdvisorShortFixedIncomeFund">
        <link:definition>000047 - Schedule - Average Annual Total Returns {Transposed} {- Fidelity Advisor Short Fixed-Income Fund}</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.fidelity.com/role/DocumentRiskReturnDetailUnlabeledFidelityAdvisorShortFixed-IncomeFund" id="DocumentRiskReturnDetailUnlabeledFidelityAdvisorShortFixedIncomeFund">
        <link:definition>000048 - Document - Risk/Return Detail {Unlabeled} - Fidelity Advisor Short Fixed-Income Fund</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.fidelity.com/role/DisclosureRiskReturnDetailDataElementsFidelityAdvisorShortFixedIncomeFundClassATBC" id="DisclosureRiskReturnDetailDataElementsFidelityAdvisorShortFixedIncomeFundClassATBC">
        <link:definition>000049 - Disclosure - Risk/Return Detail Data {Elements} - Fidelity Advisor Short Fixed-Income Fund Class - A T B C</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.fidelity.com/role/DocumentRiskReturnSummaryUnlabeledFidelityAdvisorShortFixedIncomeFundClassInstitutional" id="DocumentRiskReturnSummaryUnlabeledFidelityAdvisorShortFixedIncomeFundClassInstitutional">
        <link:definition>000051 - Document - Risk/Return Summary {Unlabeled} - Fidelity Advisor Short Fixed-Income Fund Class - Institutional</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.fidelity.com/role/ScheduleShareholderFeesFidelityAdvisorShortFixed-IncomeFundInstitutional" id="ScheduleShareholderFeesFidelityAdvisorShortFixedIncomeFundInstitutional">
        <link:definition>000052 - Schedule - Shareholder Fees {- Fidelity Advisor Short Fixed-Income Fund Institutional}</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.fidelity.com/role/ScheduleAnnualClassOperatingExpensesFidelityAdvisorShortFixedIncomeFundInstitutional" id="ScheduleAnnualClassOperatingExpensesFidelityAdvisorShortFixedIncomeFundInstitutional">
        <link:definition>000053 - Schedule - Annual Class Operating Expenses {- Fidelity Advisor Short Fixed-Income Fund Institutional}</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.fidelity.com/role/ScheduleExpenseExampleFidelityAdvisorShortFixedIncomeFundInstitutional" id="ScheduleExpenseExampleFidelityAdvisorShortFixedIncomeFundInstitutional">
        <link:definition>000054 - Schedule - Expense Example {- Fidelity Advisor Short Fixed-Income Fund Institutional}</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.fidelity.com/role/ScheduleExpenseExampleNoRedemptionTransposedFidelityAdvisorShortFixed-IncomeFundInstitutional" id="ScheduleExpenseExampleNoRedemptionTransposedFidelityAdvisorShortFixedIncomeFundInstitutional">
        <link:definition>000055 - Schedule - Expense Example, No Redemption {Transposed} {- Fidelity Advisor Short Fixed-Income Fund Institutional}</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.fidelity.com/role/ScheduleAnnualTotalReturnsFidelityAdvisorShortFixed-IncomeFundInstitutionalBarChart" id="ScheduleAnnualTotalReturnsFidelityAdvisorShortFixedIncomeFundInstitutionalBarChart">
        <link:definition>000056 - Schedule - Annual Total Returns - Fidelity Advisor Short Fixed-Income Fund Institutional [BarChart]</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.fidelity.com/role/ScheduleAverageAnnualTotalReturnsTransposedFidelityAdvisorShortFixed-IncomeFundInstitutional" id="ScheduleAverageAnnualTotalReturnsTransposedFidelityAdvisorShortFixedIncomeFundInstitutional">
        <link:definition>000057 - Schedule - Average Annual Total Returns {Transposed} {- Fidelity Advisor Short Fixed-Income Fund Institutional}</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.fidelity.com/role/DocumentRiskReturnDetailUnlabeledFidelityAdvisorShortFixed-IncomeFundInstitutional" id="DocumentRiskReturnDetailUnlabeledFidelityAdvisorShortFixedIncomeFundInstitutional">
        <link:definition>000058 - Document - Risk/Return Detail {Unlabeled} - Fidelity Advisor Short Fixed-Income Fund Institutional</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.fidelity.com/role/DisclosureRiskReturnDetailDataElementsFidelityAdvisorShortFixedIncomeFundClassInstitutional" id="DisclosureRiskReturnDetailDataElementsFidelityAdvisorShortFixedIncomeFundClassInstitutional">
        <link:definition>000059 - Disclosure - Risk/Return Detail Data {Elements} - Fidelity Advisor Short Fixed-Income Fund Class - Institutional</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.fidelity.com/role/DocumentRiskReturnSummaryUnlabeledFidelityAdvisorIntermediateBondFundClassATBC" id="DocumentRiskReturnSummaryUnlabeledFidelityAdvisorIntermediateBondFundClassATBC">
        <link:definition>000061 - Document - Risk/Return Summary {Unlabeled} - Fidelity Advisor Intermediate Bond Fund Class - A T B C</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.fidelity.com/role/ScheduleShareholderFeesFidelityAdvisorIntermediateBondFund" id="ScheduleShareholderFeesFidelityAdvisorIntermediateBondFund">
        <link:definition>000062 - Schedule - Shareholder Fees {- Fidelity Advisor Intermediate Bond Fund}</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.fidelity.com/role/ScheduleAnnualClassOperatingExpensesFidelityAdvisorIntermediateBondFund" id="ScheduleAnnualClassOperatingExpensesFidelityAdvisorIntermediateBondFund">
        <link:definition>000063 - Schedule - Annual Class Operating Expenses {- Fidelity Advisor Intermediate Bond Fund}</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.fidelity.com/role/ScheduleExpenseExampleFidelityAdvisorIntermediateBondFund" id="ScheduleExpenseExampleFidelityAdvisorIntermediateBondFund">
        <link:definition>000064 - Schedule - Expense Example {- Fidelity Advisor Intermediate Bond Fund}</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.fidelity.com/role/ScheduleExpenseExampleNoRedemptionFidelityAdvisorIntermediateBondFund" id="ScheduleExpenseExampleNoRedemptionFidelityAdvisorIntermediateBondFund">
        <link:definition>000065 - Schedule - Expense Example, No Redemption {- Fidelity Advisor Intermediate Bond Fund}</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.fidelity.com/role/ScheduleAnnualTotalReturnsFidelityAdvisorIntermediateBondFundBarChart" id="ScheduleAnnualTotalReturnsFidelityAdvisorIntermediateBondFundBarChart">
        <link:definition>000066 - Schedule - Annual Total Returns - Fidelity Advisor Intermediate Bond Fund [BarChart]</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.fidelity.com/role/ScheduleAverageAnnualTotalReturnsTransposedFidelityAdvisorIntermediateBondFund" id="ScheduleAverageAnnualTotalReturnsTransposedFidelityAdvisorIntermediateBondFund">
        <link:definition>000067 - Schedule - Average Annual Total Returns {Transposed} {- Fidelity Advisor Intermediate Bond Fund}</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.fidelity.com/role/DocumentRiskReturnDetailUnlabeledFidelityAdvisorIntermediateBondFund" id="DocumentRiskReturnDetailUnlabeledFidelityAdvisorIntermediateBondFund">
        <link:definition>000068 - Document - Risk/Return Detail {Unlabeled} - Fidelity Advisor Intermediate Bond Fund</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.fidelity.com/role/DisclosureRiskReturnDetailDataElementsFidelityAdvisorIntermediateBondFundClassATBC" id="DisclosureRiskReturnDetailDataElementsFidelityAdvisorIntermediateBondFundClassATBC">
        <link:definition>000069 - Disclosure - Risk/Return Detail Data {Elements} - Fidelity Advisor Intermediate Bond Fund Class - A T B C</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.fidelity.com/role/DocumentRiskReturnSummaryUnlabeledFidelityAdvisorIntermediateBondFundClassInstitutional" id="DocumentRiskReturnSummaryUnlabeledFidelityAdvisorIntermediateBondFundClassInstitutional">
        <link:definition>000071 - Document - Risk/Return Summary {Unlabeled} - Fidelity Advisor Intermediate Bond Fund Class - Institutional</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.fidelity.com/role/ScheduleShareholderFeesFidelityAdvisorIntermediateBondFundInstitutional" id="ScheduleShareholderFeesFidelityAdvisorIntermediateBondFundInstitutional">
        <link:definition>000072 - Schedule - Shareholder Fees {- Fidelity Advisor Intermediate Bond Fund Institutional}</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.fidelity.com/role/ScheduleAnnualClassOperatingExpensesFidelityAdvisorIntermediateBondFundInstitutional" id="ScheduleAnnualClassOperatingExpensesFidelityAdvisorIntermediateBondFundInstitutional">
        <link:definition>000073 - Schedule - Annual Class Operating Expenses {- Fidelity Advisor Intermediate Bond Fund Institutional}</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.fidelity.com/role/ScheduleExpenseExampleFidelityAdvisorIntermediateBondFundInstitutional" id="ScheduleExpenseExampleFidelityAdvisorIntermediateBondFundInstitutional">
        <link:definition>000074 - Schedule - Expense Example {- Fidelity Advisor Intermediate Bond Fund Institutional}</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.fidelity.com/role/ScheduleExpenseExampleNoRedemptionTransposedFidelityAdvisorIntermediateBondFundInstitutional" id="ScheduleExpenseExampleNoRedemptionTransposedFidelityAdvisorIntermediateBondFundInstitutional">
        <link:definition>000075 - Schedule - Expense Example, No Redemption {Transposed} {- Fidelity Advisor Intermediate Bond Fund Institutional}</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.fidelity.com/role/ScheduleAnnualTotalReturnsFidelityAdvisorIntermediateBondFundInstitutionalBarChart" id="ScheduleAnnualTotalReturnsFidelityAdvisorIntermediateBondFundInstitutionalBarChart">
        <link:definition>000076 - Schedule - Annual Total Returns - Fidelity Advisor Intermediate Bond Fund Institutional [BarChart]</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.fidelity.com/role/ScheduleAverageAnnualTotalReturnsTransposedFidelityAdvisorIntermediateBondFundInstitutional" id="ScheduleAverageAnnualTotalReturnsTransposedFidelityAdvisorIntermediateBondFundInstitutional">
        <link:definition>000077 - Schedule - Average Annual Total Returns {Transposed} {- Fidelity Advisor Intermediate Bond Fund Institutional}</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.fidelity.com/role/DocumentRiskReturnDetailUnlabeledFidelityAdvisorIntermediateBondFundInstitutional" id="DocumentRiskReturnDetailUnlabeledFidelityAdvisorIntermediateBondFundInstitutional">
        <link:definition>000078 - Document - Risk/Return Detail {Unlabeled} - Fidelity Advisor Intermediate Bond Fund Institutional</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.fidelity.com/role/DisclosureRiskReturnDetailDataElementsFidelityAdvisorIntermediateBondFundClassInstitutional" id="DisclosureRiskReturnDetailDataElementsFidelityAdvisorIntermediateBondFundClassInstitutional">
        <link:definition>000079 - Disclosure - Risk/Return Detail Data {Elements} - Fidelity Advisor Intermediate Bond Fund Class - Institutional</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.fidelity.com/role/ScheduleAnnualFundOperatingExpensesFidelityAdvisorIntermediateBondFund" id="ScheduleAnnualFundOperatingExpensesFidelityAdvisorIntermediateBondFund">
        <link:definition>000063 - Schedule - Annual Fund Operating Expenses {- Fidelity Advisor Intermediate Bond Fund}</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.fidelity.com/role/ScheduleAnnualFundOperatingExpensesFidelityAdvisorMortgageSecuritiesFundClassATBC" id="ScheduleAnnualFundOperatingExpensesFidelityAdvisorMortgageSecuritiesFundClassATBC">
        <link:definition>000023 - Schedule - Annual Fund Operating Expenses {- Fidelity Advisor Mortgage Securities Fund Class A T B C}</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.fidelity.com/role/ScheduleAnnualFundOperatingExpensesFidelityAdvisorMortgageSecuritiesFundInstitutional" id="ScheduleAnnualFundOperatingExpensesFidelityAdvisorMortgageSecuritiesFundInstitutional">
        <link:definition>000033 - Schedule - Annual Fund Operating Expenses {- Fidelity Advisor Mortgage Securities Fund Institutional}</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.fidelity.com/role/ScheduleAnnualFundOperatingExpensesFidelityAdvisorShortFixed-IncomeFundInstitutional" id="ScheduleAnnualFundOperatingExpensesFidelityAdvisorShortFixedIncomeFundInstitutional">
        <link:definition>000053 - Schedule - Annual Fund Operating Expenses {- Fidelity Advisor Short Fixed-Income Fund Institutional}</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.fidelity.com/role/ScheduleAnnualFundOperatingExpensesFidelityAdvisorMortgageSecuritiesFund" id="ScheduleAnnualFundOperatingExpensesFidelityAdvisorMortgageSecuritiesFund">
        <link:definition>000013 - Schedule - Annual Fund Operating Expenses {- Fidelity Advisor Mortgage Securities Fund}</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.fidelity.com/role/ScheduleAnnualFundOperatingExpensesFidelityAdvisorShortFixed-IncomeFund" id="ScheduleAnnualFundOperatingExpensesFidelityAdvisorShortFixedIncomeFund">
        <link:definition>000043 - Schedule - Annual Fund Operating Expenses {- Fidelity Advisor Short Fixed-Income Fund}</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType roleURI="http://www.fidelity.com/role/ScheduleAnnualFundOperatingExpensesFidelityAdvisorIntermediateBondFundInstitutional" id="ScheduleAnnualFundOperatingExpensesFidelityAdvisorIntermediateBondFundInstitutional">
        <link:definition>000073 - Schedule - Annual Fund Operating Expenses {- Fidelity Advisor Intermediate Bond Fund Institutional}</link:definition>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
    </appinfo>
  </annotation>
  <import namespace="http://www.xbrl.org/2003/instance" schemaLocation="http://www.xbrl.org/2003/xbrl-instance-2003-12-31.xsd" />
  <import namespace="http://www.xbrl.org/2003/linkbase" schemaLocation="http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd" />
  <import namespace="http://xbrl.sec.gov/dei/2012-01-31" schemaLocation="http://xbrl.sec.gov/dei/2012/dei-2012-01-31.xsd" />
  <import namespace="http://xbrl.sec.gov/rr/2012-01-31" schemaLocation="http://xbrl.sec.gov/rr/2012/rr-2012-01-31.xsd" />
  <import namespace="http://www.xbrl.org/dtr/type/non-numeric" schemaLocation="http://www.xbrl.org/dtr/type/nonNumeric-2009-12-16.xsd" />
  <element name="RetailMember" id="fas3_RetailMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration" />
  <element name="S000005133Member" id="fas3_S000005133Member" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration" />
  <element name="C000014129Member" id="fas3_C000014129Member" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration" />
  <element name="ReturnBeforeTaxesMember" id="fas3_ReturnBeforeTaxesMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration" />
  <element name="BarclaysUsMbsIndexMember" id="fas3_BarclaysUsMbsIndexMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration" />
  <element name="AtbcMember" id="fas3_AtbcMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration" />
  <element name="C000014042Member" id="fas3_C000014042Member" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration" />
  <element name="C000014043Member" id="fas3_C000014043Member" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration" />
  <element name="C000014044Member" id="fas3_C000014044Member" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration" />
  <element name="C000014045Member" id="fas3_C000014045Member" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration" />
  <element name="InstitutuionalMember" id="fas3_InstitutuionalMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration" />
  <element name="C000014046Member" id="fas3_C000014046Member" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration" />
  <element name="S000005135Member" id="fas3_S000005135Member" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration" />
  <element name="C000014052Member" id="fas3_C000014052Member" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration" />
  <element name="C000014055Member" id="fas3_C000014055Member" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration" />
  <element name="C000014053Member" id="fas3_C000014053Member" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration" />
  <element name="C000014054Member" id="fas3_C000014054Member" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration" />
  <element name="BarclaysUsOneToThreeYearGovernmentAndCreditBondIndexMember" id="fas3_BarclaysUsOneToThreeYearGovernmentAndCreditBondIndexMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration" />
  <element name="C000014056Member" id="fas3_C000014056Member" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration" />
  <element name="S000005131Member" id="fas3_S000005131Member" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration" />
  <element name="C000014032Member" id="fas3_C000014032Member" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration" />
  <element name="C000014035Member" id="fas3_C000014035Member" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration" />
  <element name="C000014033Member" id="fas3_C000014033Member" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration" />
  <element name="C000014034Member" id="fas3_C000014034Member" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration" />
  <element name="BarclaysUsIntermediateGovernmentCreditBondIndexMember" id="fas3_BarclaysUsIntermediateGovernmentCreditBondIndexMember" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration" />
  <element name="C000014036Member" id="fas3_C000014036Member" type="nonnum:domainItemType" substitutionGroup="xbrli:item" abstract="false" nillable="true" xbrli:periodType="duration" />
</schema>
