|
|
|
Who's Online
There currently are 6043 guests online. |
|
Categories
|
|
Information
|
|
Featured Product
|
|
|
 |
|
|
There are currently no product reviews.
 ;
I found this service manual to be complete in every detail except for troubleshooting charts. It would be helpful if it had a set of troubleshooting charts; however it is a very good manual otherwise and for the price it is very well worth it.
 ;
Complete manual included schematics layouts and alignment procedure, clear to read and magnify, extremely pleased with manual and owner manual . com's service
;
perfect, i am very satisfait for the réception of the sansui r-5l service manual, thank you very much
;
Thank you, this is a rare document. Few others have it, but they charge way more for a download.
Great deal (even if you have to wait a few hours to get it).
;
The purchased manual is an high quality scan of the original Philips paper-based Service Manual. I am very satisfied!
GC150AT/ATA 9. No power on
9.1 No power on (I)
Check output voltage +5V, +15V is right or not.
OK NG
It is not power board problem.
Check power switch is turn on or not.
NG OK
Turn switch on.
Check power cord ( P801), Signal cable (P302),P802, P803, CN102, CN103 is connected right or not. NG OK Connect it right.
Check C805 is about DC 140V-330V or not. NG OK Check F801, D801, P801 and repair them.
Check C807 is over 10V or not. NG OK Check R805, R803, I801 and repair them.
Check pin 6 of I801 have same pulse or not. NG OK Check peripheral components of I801 and repair them.
Check pin 1 of T802 have same pulse or not. NG OK Check Q803, R813, R814, D806 , R812 and repair them.
Check peak voltage of R811 triangle pulse is up to 1 volt or not. NG OK Check D804, R807 and repair them.
Check D809, D810, C816, C821, T802 have same short circuit, or the output +5V, +15V is over load. OK NG Repair them.
Check feedback circuit around I802, I803 and the other components and repair them.
Trouble Shooting
Page 11
|
|
|
> |
|
