101 - Document - Document and Entity Information link:calculationLink link:presentationLink link:definitionLink 103 - Statement - Condensed Consolidated Balance Sheets link:calculationLink link:presentationLink link:definitionLink 104 - Statement - Condensed Consolidated Balance Sheets (Parenthetical) link:calculationLink link:presentationLink link:definitionLink 105 - Statement - Condensed Consolidated Statements of Operations link:calculationLink link:presentationLink link:definitionLink 106 - Statement - Condensed Consolidated Statements of Comprehensive Loss link:calculationLink link:presentationLink link:definitionLink 107 - Statement - Condensed Consolidated Statements of Cash Flows link:calculationLink link:presentationLink link:definitionLink 108 - Disclosure - Description of Business link:calculationLink link:presentationLink link:definitionLink 109 - Disclosure - Basis of Presentation and Summary of Significant Accounting Policies link:calculationLink link:presentationLink link:definitionLink 110 - Disclosure - Net Loss Per Share link:calculationLink link:presentationLink link:definitionLink 111 - Disclosure - Concentration of Risks link:calculationLink link:presentationLink link:definitionLink 112 - Disclosure - Short-term Investments link:calculationLink link:presentationLink link:definitionLink 113 - Disclosure - Fair Value Measurements link:calculationLink link:presentationLink link:definitionLink 114 - Disclosure - Inventory link:calculationLink link:presentationLink link:definitionLink 115 - Disclosure - Reserve for Product Warranties link:calculationLink link:presentationLink link:definitionLink 116 - Disclosure - Commitments and Contingencies link:calculationLink link:presentationLink link:definitionLink 117 - Disclosure - Information about Geographic Areas link:calculationLink link:presentationLink link:definitionLink 118 - Disclosure - Subsequent Events link:calculationLink link:presentationLink link:definitionLink 119 - Disclosure - Basis of Presentation and Summary of Significant Accounting Policies (Policies) link:calculationLink link:presentationLink link:definitionLink 120 - Disclosure - Net Loss Per Share (Tables) link:calculationLink link:presentationLink link:definitionLink 121 - Disclosure - Short-term Investments (Tables) link:calculationLink link:presentationLink link:definitionLink 122 - Disclosure - Fair Value Measurements (Tables) link:calculationLink link:presentationLink link:definitionLink 123 - Disclosure - Inventory (Tables) link:calculationLink link:presentationLink link:definitionLink 124 - Disclosure - Reserve for Product Warranties (Tables) link:calculationLink link:presentationLink link:definitionLink 125 - Disclosure - Information about Geographic Areas (Tables) link:calculationLink link:presentationLink link:definitionLink 126 - Disclosure - Description of Business - Additional Information (Detail) link:calculationLink link:presentationLink link:definitionLink 127 - Disclosure - Basis of Presentation and Summary of Significant Accounting Policies - Additional Information (Detail) link:calculationLink link:presentationLink link:definitionLink 128 - Disclosure - Net Loss Per Share - Outstanding Options, Warrants and Preferred Stock Excluded from Computation of Basic and Diluted Net Loss Per Share (Detail) link:calculationLink link:presentationLink link:definitionLink 129 - Disclosure - Concentration of Risks - Additional Information (Detail) link:calculationLink link:presentationLink link:definitionLink 130 - Disclosure - Short-term Investments - Short-term Investments Available-for-sale Securities (Detail) link:calculationLink link:presentationLink link:definitionLink 131 - Disclosure - Short-term Investments - Fair Values of Available-for-sale Securities by Contractual Maturity (Detail) link:calculationLink link:presentationLink link:definitionLink 132 - Disclosure - Short-term Investments - Additional Information (Detail) link:calculationLink link:presentationLink link:definitionLink 133 - Disclosure - Fair Value of Financial Instruments - Company's Available-for-sale Securities by Level within Fair Value Hierarchy (Detail) link:calculationLink link:presentationLink link:definitionLink 134 - Disclosure - Inventory - Schedule of Inventory (Detail) link:calculationLink link:presentationLink link:definitionLink 135 - Disclosure - Reserve for Product Warranties - Additional Information (Detail) link:calculationLink link:presentationLink link:definitionLink 136 - Disclosure - Reserve for Product Warranties - Schedule of Changes in Company's Warranty Reserve and Related Costs (Detail) link:calculationLink link:presentationLink link:definitionLink 137 - Disclosure - Information about Geographic Areas - Additional Information (Detail) link:calculationLink link:presentationLink link:definitionLink 138 - Disclosure - Information about Geographic Areas - Classification of Revenue by Geography (Detail) link:calculationLink link:presentationLink link:definitionLink 139 - Disclosure - Subsequent Events - Additional Information (Detail) link:calculationLink link:presentationLink link:definitionLink