Exhibit
23.2
CONSENT OF INDEPENDENT
REGISTERED PUBLIC ACCOUNTING FIRM
We consent to the
incorporation by reference in the Registration Statements (Form S-8 Nos.
333-64350, 333-136912, 333-147621 and 333-161060) pertaining to the Quantum
Corporation Supplemental Stock Option Plan; 1996 Board of Directors Stock Option
Plan; Amended and Restated 1993 Long-Term Incentive Plan; Advanced Digital
Information Corporation 1996 Stock Option Plan; Advanced Digital Information
Corporation Amended and Restated 1999 Stock Incentive Compensation Plan of
Quantum Corporation; Quantum Corporation Amended and Restated Nonemployee
Director Equity Incentive Plan; the Amended and Restated Employee Stock Purchase
Plan and ADIC-Rocksoft Employee Pool Share Plan of our report dated June 11,
2008, with respect to the consolidated financial statements and schedule of
Quantum Corporation, included in this Annual Report (Form 10-K) for the year
ended March 31, 2010.
/s/ Ernst
& Young
LLP
Palo Alto,
California
June 11, 2010