I Recently purchased yet another Service Manual from Owner-Manuals.com, this time for a Sony EVS700ES/UB Videocassette Recorder. The Manual was available for upload within two hours and is an Extremely Good copy, as some of this I was able to enlarge to get even better detail.
Once Again, Very happy with the result!
A good and useful manual. With these, We was abled to isolate and pin point the component that was causing the problem. The total time spent in troubleshooting is very much reduced.
Text excerpt from page 14 (click to view)
2.
No sound
Does the power indicator light up? Yes Check the main volume.
No
Follow "No power" troubleshooting.
Is it OK? Yes Disconnect JA and JB connectors on the main PCB.
No
Replace main volume.
Press Demo button.
Does the demo tune sound? Yes Replace keyboard PCBs.
No
Replace the main PCB.
3.
Distorted sound
Check the voltage selector.
Is it at proper position? Yes Replace the main PCB.
