|
|
|
Who's Online
There currently are 5402 guests online. |
|
Categories
|
|
Information
|
|
Featured Product
|
|
|
 |
|
|
There are currently no product reviews.
 ;
This manual is all I need to check and repair my equipment. Thank you....
;
this manual make me repair my vintage radio with easily.
Thank you for your best service
sukpra
;
A good manual. Had everything i needed to make the repair.
;
This manual is a complete guide, including later additions. It has all the necessary information about the replacement items. The material quality is great to read.
 ;
This manual is very helpful, correct shematic diagram, and good exploded view.Perfect!
5 Troubleshooting
5-4 No Sound
Does a signal appear at Pin 67 (Tuner sound signal), 56, 57 (PC sound) of IC702 (MSP3425G) and Pin 3, 10 (Video sound) of IC705 and Pin 2, 9 (DTV sound) of IC706? Yes
No
Check CN703 (PC sound), CN307 (Video sound) and CN303, CN304 (DTV sound).
Does a signal appear at Pin 27, 28 of IC702 (MSP3425G)?
No
Check IC702 and related circuit.
Yes Does a signal appear at Pin 1, 2 of CN701 and Pin 1, 3 of CN702? Yes No
19
Check IC704 (Audio amp) and related circuit.
Replace the speaker.
192MP
5-7
|
|
|
> |
|
