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 17 (click to view)
5. Trouble Shooting Guide
Audio Part
DISC READ Abnormal PICK-UP unit control Abnormal
Check if the CN706 is OK. Check if the CN706 is OK. N o Check Power Supply Circuit. Yes Check if the ATAPI Cable is normally. Check if the ATAPI Cable is normally. N o Reconnect it. Yes Check if the PN301 PINS(1)(2)(3)(4) is OK. N o Yes Yes
N o Check POWER SUPPLY circuit.
N o Reconnect it.
Check if the PN302 PINS(1)(2)(5)(6) level is OK.
N o
Check if the IC302 PINS(1)(26) is OK. Check if the IC302 PINS(1)(23) is OK. N o Yes Yes
N o
Yes Yes
Check if the IC102 PINS(17)(18) is OK.
N o
Refer to PICK-UP Unit or Replace DECK MECHA DVD.
Refer to IC302(BA5954FN) or Replace DECK MECHA DVD.
Refer to IC102(MT1388). Replace DECK MECHA DVD.
Yes
Refer to IC302(BA5954FN) or Replace DECK MECHA DVD. Check if the PN302 PIN(3) is OK. N o
Check PATTERN Open or Short.
Replace DECK MECHA DVD.
Check if the IC102 PIN165 is OK. Yes Yes Refer to IC102 (MT1388) or Replace DECK MECHA DVD. Check PATTERN Open or Short.
N o
VIDEO OUT Abnormal
Check if the PN401 is normally. Refer to IC102 (MT1388) or replace DECK MECHA DVD. Yes
N o Reconnect it.
Check if the IC410 PINS(39)(40)(43)(44)(47) (48) is OK.
N o
Check if the IC410 PIN(1) to (8) is OK. Yes N o Check DECK MECHA DVD or MPEG PCB.