Viewsonic VG191-1 Service Bulletin 002

ViewSonic® Corporation

381 Brea Canyon Road • Walnut, CA 91789 • Tel: [phone] • Fax: [phone]

Service Bulletin

SB # VG191_SB_002

To : Authorized Service Providers Issue Date: April 22, 2002 ECO # : 2158-2
Model # : VG191

Cut-in S/N :
S/N Range :
Target Date : April 19, 2002

Subject:
Prepared By :

Implementation of circuit protection for Ambit inverter for backlight.

Tommy Jue

Approved By :

Richard Tanimoto

Purpose:

Implementation of circuit protection for Ambit inverter for backlight.

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 judgement 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

Inverter DC/AC with

circuit protection

*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).

B-SB-0221-0388

Replace the defective
inverter with this upgraded
part.

Repair

Code

GL8 D5

Code

Please contact the Quality Assurance Department at [phone] for further information.

FORM: SERVBULL_4.19_V6 Page 1 of 1 11/7/2000