Viewsonic VP920-1 Service Bulletin 002

ViewSonic® Corporation

9F, No.192, Lien Chen Rd, Chung Ho, Taipei, Taiwan• Tel: [phone] • Fax: [phone]

Service Bulletin SB # VP920-1_Series_SB_002

To : Authorized Service Providers		Issue Date: Dec.23 2005		ECO # : 6112-1
Model # : VP920-1M/P/E/G; VP920B-		Cut-in S/N: VP920:PXX055000001
1M/P/E/G		VP920B:PXY055100001
(VS10929)		S/N Range:
		Target Date: VP920 : Dec. 16 2005
			VP920B : Dec. 22 2005
Subject/Symptom: Service notification		to update firmware
Prepared By :	Charles Wu	Approved By :	Ivan Chan

Purpose: Service notification to update firmware

1.At 640*480 75HZ, When adjusting H-position too much to the center, it can not come back by auto adjust, but can recall to normal video

2.For Composite and SOG signal, all toggle timing can not recall by memory recall function.

Service Bulletin Application:	ASP Distribution:
Recall.	- USA ASP
Service Inventory, Repairs In-Process & No Problem Found (NPF).	- Canada ASP
Repairs In-Process & NPF.	- Latin America ASP
Repairs In-Process.	- 3rd Party ASP
Technician judgment for unit under service (symptomatic).	- Supplier Service ASP
	- Limited ASP
	- ViewSonic Internal
	- Complete ASP Listing

Change(s)/Countermeasure(s):

Part Location	Part Description	Part Number	Repair Action	Comment	Failure	Repair
					Code	Code
	Firmware		Version VP02	Updated firmware	G0A	D5

*Note: Repair action(s) that consist of the countermeasures contained in this or any other service bulletin(s), shall use D5 as the repair code. All other repair action(s) outside of the service bulletin(s) shall use the appropriate repair codes contained in the Repair and Defect Codes Handbook (i.e. C7).

Please contact the Quality Assurance Department at (886) 2-2246-3456 for further information.

4.19: Form, Service Bulletin	Release Date: 06-07-05
VSC_FORM_1031, Rev. 1a	Page 1 of 1