tv repair shop software
 

Software for repair shop
Assist Control



Free trial

tv repair

 Monitor repair forum - Open   
Download schematics and service manuals
See our courses below


 
       
 


  << Previous Topic | Next Topic >>Go to monitor repair course  

19" Optiquest V95 model:VCDTS21383

June 3 2004 at 3:42 PM
No score for this post
Sidney  (no login)

 
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

 
Scoring disabled. You must be logged in to score posts.Respond to this message   
AuthorReply
Sidney
(no login)

Q303=2SC5331was somewhat shorted

No score for this post
June 4 2004, 3:11 PM 

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

 
Scoring disabled. You must be logged in to score posts.Respond to this message   
Richard B
(no login)

Re: Q303=2SC5331was somewhat shorted

No score for this post
June 4 2004, 5:12 PM 

Yes Sidney

Check B+ fet and electrolytics around it.

Rich

 
Scoring disabled. You must be logged in to score posts.Respond to this message   
 
  << Previous Topic | Next Topic >>Go to monitor repair course  
 Copyright © 1999-2014 Network54. All rights reserved.   Terms of Use   Privacy Statement  
   TV repair course   TV repair forum     Monitor repair forum    Monitor repair course