Exhibit 12.1

QUANTUM CORPORATION

EXHIBIT 12.1

STATEMENT OF COMPUTATION OF RATIOS OF EARNINGS TO FIXED CHARGES

	For the year ended March 31,
(In thousands)	2008			2007			2006			2005			2004
Loss from continuing operations before income taxes	$	(60,716	)	$	(59,156	)	$	(40,081	)	$	(12,135	)	$	(30,957	)
Add fixed charges		64,337			46,545			15,789			16,907			23,709
Earnings (as defined)	$	3,621		$	(12,611	)	$	(24,292	)	$	(4,772	)	$	(7,248	)
Fixed charges:
Interest expense	$	58,627		$	40,748		$	9,976		$	11,212		$	17,617
Amortization of debt issuance costs		(i	)		(i	)		(i	)		(i	)		(i	)
Estimated interest component of rent expenses		5,710			5,797			5,813			5,695			6,092
Total fixed charges	$	64,337		$	46,545		$	15,789		$	16,907		$	23,709
Ratio of earnings to fixed charges		(ii	)		(ii	)		(ii	)		(ii	)		(ii	)

(i) In all years presented, the amortization of debt issuance costs is included in interest expense.

(ii) Earnings, as defined, were insufficient to cover fixed charges by $60.7 million, $59.2 million, $40.1 million, $12.1 million, and $31.0 million, for fiscal 2008, 2007, 2006, 2005, and 2004, respectively.