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.
The quality of the manual is top. The transfer worked perfect and fast.
No problems at all. Recommendable
Text excerpt from page 35 (click to view)
Troubleshooting
6-2 Checkpoints by Error Mode
6-2-1 No Power
Symptom - The LEDs on the front panel do not work when connecting the power cord. - The SMPS relay does not work when connecting the power cord. - The power of the unit seems to be out of order.
The SMPS relay or the LEDs on the front panel do not work when connecting the power cord if the cables are improperly connected or the Main Board or SMPS is out of order. In this case, check the following: - Check the internal cable connection status inside the unit. Major Checklist - Check the fuses of each part. - Check the output voltage of SMPS. - Replace the Main Board.
Troubleshooting Procedures
Are the AC IN socket connector and the Main SMPS CN800 connected? Yes
No
The AC IN socket connector and the Main SMPS CN800 connected
Is the Fuse (F801S) of the Main SMPS Power Input Part blown? Yes
No
Replace Fuse (F801S)
Main SMPS CN804-1 Pin 3 : STB 5V Pin 8 PS-ON : Check to see if it is 0V Yes
