ASSIGNMENT OF LEASE 


        THIS
ASSIGNMENT (this "Assignment") is entered into as of the 31st day of October, 2003 and is effective as of November 15th 2003 among (i) ADVANCED DIGITAL
INFORMATION CORPORATION, a Washington corporation ("Assignor"), whose address is 11431 Willows Road, Redmond, Washington 98073 (ii) BENCHMARK ELECTRONICS, INCORPORATED ("Assignee"), whose
address is 3000 Technology Drive, Angleton, Texas 77515, and (iii) HALAWA CENTER, a Hawaii limited partnership, and DIVERSIFIED ASSETS, LLC, a Washington limited liability company (collectively
referred to as "Landlord"), whose address is 14850 N.E. 31st Circle, Redmond, Washington 98052. 


For
good and valuable consideration, the parties agree to the following Definitions and Terms of this Agreement: 


	1.
	"Lease"
means the Lease Agreement, dated March 13, 2000, attached as Exhibit A and entered into between Laguna South Exchange, LLC, the predecessor of Hart & Hart,
the predecessor of Halawa Center and Diversified Assets, LLC, Landlord, and ADVANCED DIGITAL INFORMATION CORPORATION, Assignor, as tenant, covering the Premises, which has been assigned to Assignee
pursuant to this agreement.



	2.
	"Premises"
means the premises located at 17275 N.E. 67th Court, Redmond, Washington 98052. A lot diagram, legal description, and parking configuration are attached as
Exhibit B, C, and D respectively.



	3.
	Assignment.
Assignor assigns to Assignee any and all of Assignor's duties, obligations, responsibilities, rights, title and interest as the Tenant under the Lease. Assignee accepts
such assignment and assumes and agrees to perform all of the obligations to be performed by the Tenant under the Lease.



	4.
	Indemnification.
Assignor shall indemnify, defend and hold harmless Assignee from and against all claims, liabilities, losses, damages, costs and expenses (including reasonable
attorneys' fees) caused by the failure of Assignor to timely pay or perform any duty or obligation required to be paid or performed by the Tenant under the Lease prior to the date of this Assignment.
Assignee shall indemnify, defend and hold harmless Assignor from and against all claims, liabilities, losses, damages, costs and expenses (including reasonable attorneys' fees) caused by the failure
of Assignee to timely pay or perform any duty or obligation required to be paid or performed by the Tenant under the Lease on or after the date of this Assignment.



	5.
	Release
of Assignor Liability. Landlord consents to the assignment and assumption of the Lease on the Premises. Both Landlord and Assignee releases Assignor from all duties, liability,
and obligations in connection with the lease accruing after the date of assignment.



	6.
	Lease.
The Lease, two amendments, and rider attached are in full force and effect, and make up the entire agreement between Landlord and Assignor.



	7.
	Assignor
and Landlord. Rent, common area maintenance, additional rent and operating expenses, under the Lease has been paid for the period ending November 30, 2003. Neither
Assignor nor Landlord is in default in any manner in the performance of any of their respective obligations under the Lease, and no circumstance exist which, with the passage of time or the giving of
notice or both, would constitute such a default. 






        THE
PARTIES have executed this Agreement on the dates below, and Agreement will be effective on the date set forth above. 



ASSIGNOR:

ADVANCED DIGITAL INFORMATION CORPORATION 





By
    /s/ Jon Gacek     


Its
    SVP & CFO     


Date
    11/21/03     






ASSIGNEE:

BENCHMARK ELECTRONICS, INC. 





By
    /s/ Cary Fu     



Its
    President     


Date
    12/2/03     






LANDLORD:

HALAWA CENTER, LP 





By
    /s/ William P. Hart     


Its
    Representative     


Date
    11/14/03     






DIVERSIFIED
ASSETS, LLC






By
    /s/ William P. Hart     


Its
    Managing Member     


Date
    11/14/03