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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!
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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.
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The quality of the manual is top. The transfer worked perfect and fast.
No problems at all. Recommendable
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Very good service for get any documentation. Fast and perfect quality.
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Excellent service manual with all the necessary info. :)
SECTION 3 MECHANICAL ADJUSTMENTS
Precaution 1. Clean the following parts with a denatured alcohol-moistened swab: record/playback heads pinch rollers erase head rubber belts capstan idlers 2. Demagnetize the record/playback head with a head demagnetizer. 3. Do not use a magnetized screwdriver for the adjustments. 4. After the adjustments, apply suitable locking compound to the parts adjusted. 5. The adjustments should be performed with the rated power supply voltage unless otherwise noted. Torque Measurement
Torque FWD FWD back tension FF/REW Torque meter CQ-102C CQ-102C CQ-201B Meter reading 40 to 70 g � cm (0.56 - 0.97 oz � inch) 1 to 5 g � cm (0.01 - 0.07 oz � inch) 55 to 140 g � cm (0.76 - 1.94 oz � inch)
SECTION 4 ELECTRICAL ADJUSTMENTS
DECK SECTION 0 dB=0.775V
1. Demagnetize the record/playback head with a head damagnetizer. 2. Do not use a magnetized screwdriver for the adjustments. 3. After the adjustments, apply suitable locking compound to the parts adjusted. 4. The adjustments should be performed with the rated power supply voltage unless otherwise noted. 5. The adjustments should be performed in the order given in this service manual. (As a general rule, playback circuit adjustment should be completed before performing recording circuit adjustment.) 6. The adjustments should be performed for both L-CH and RCH.
Tape P-4-A100 WS-48B Signal 10 kHz, �10 dB 3 kHz, 0 dB Used for Azimuth Adjustment Tape Speed Adjustment
Record/Playback Head Azimuth Adjustment (Deck A, Deck B) Note: Perform this adjustments for both decks. Procedure: 1. Mode : Playback
test tape P-4-A100 (10kHz, �10dB) SPEAKER terminal (JK302) set + �
level meter
�9�
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