19" Optiquest V95 model:VCDTS21383

19" Optiquest V95 model:VCDTS21383

Sidney
Sidney

June 3rd, 2004, 7:42 pm #1

19" Optiquest (Viewsonic) V95 model:VCDTS21383 computer monitor,year:March 99,FCC ID code:GSS19000,UL listed:3G83,CSA File no:LR700676.
One day out of the sudden the picture became short left to right (insufficient horizontal deflection) and the remaining visible picture which is about 2" in total is somewhat slightly scrambled,anyone have any common repair tips for this chassis?.Thanks.
Note:this chassis uses the following parts:

Flyback # 7050319H10
Hitachi crt

Sidney
Dartmouth,Nova Scotia
Canada
Quote
Share

Sidney
Sidney

June 4th, 2004, 7:11 pm #2

I found Q303=2SC5331=NPN HOT=to have a base to emitter of about 70 ohms and a base to collector of about 230 ohms so the HOT transistor is almost completely shorted.Before I replace it anyone have any common repair tips?.Thanks.

Sidney
Dartmouth,Nova Scotia
Canada
Quote
Share

Richard B
Richard B

June 4th, 2004, 9:12 pm #3

Yes Sidney

Check B+ fet and electrolytics around it.

Rich
Quote
Share