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This was the Sony CCU-500A Service manual I was looking for.
The price was reasonable.
The permission to download was quck.
I will use Owner-Manual.com for all my manual needs.
;
Excellent printing quality.
A complete and very usefull service manual with all details.
GREAT SERVICE AT VERY LOW PRICE!
A+++++++++++++++++++++++++
;
Excellent printing quality.
A complete and very usefull service manual with all details.
GREAT SERVICE AT VERY LOW PRICE!
A+++++++++++++++++++++++++
;
Excellent printing quality.
A complete and very usefull service manual with all details.
GREAT SERVICE AT VERY LOW PRICE!
A+++++++++++++++++++++++++
;
Excellent printing quality.
A complete and very usefull service manual with all details.
GREAT SERVICE AT VERY LOW PRICE!
A+++++++++++++++++++++++++
2. Turn the adjustment screw and check output peaks. If the peaks do not match for L-CH and R-CH, turn the adjustment screw so that outputs match within 1dB of peak.
Tape Speed Adjustment Mode: Playback
test tape WS-48B (3 kHz, 0 dB) set
DECK B
frequency counter + � main board MD OUT jack (J101) L-CH, R-CH
L-CH peak Output level
within 1dB within 1dB
Screw position
R-CH peak L-CH peak R-CH peak
Screw position
1. Insert the WS-48B into the deck B. 2. Press the ( button on the deck B. 3. Press the [HI-DUB] button in playback mode. Then at HIGH speed mode. 4. Adjust RV1001 on the LEAF SW board do that frequency counter reads 6,000 ± 180 Hz. 5. Press the [HI-DUB] button. Then back to NORMAL speed mode. 6. Adjust RV1002 on the LEAF SW board so that frequency counter reads 3,000 ± 90 Hz. Adjustment Location: LEAF SW board Sample value of Wow and Flutter: 0.3% or less W.RMS (JIS) (WS-48B) Playback level Adjustment
3. Mode: Playback
test tape P-4-A100 (10 kHz, �10 dB) L-CH MAIN board CN301 set R-CH R-CH waveform of oscilloscope main board MD OUT jack (J101) L-CH oscilloscope
V
H
DECK A
DECK B
Procedure: Mode: Playback
test tape P-4-L300 (315 Hz, 0 dB) set main board MD OUT jack (J101) L-CH, R-CH
in phase 45° good
90° 135° 180° wrong
level meter + �
4. Repeat step 1 to 3 in playback (REV) mode. 5. After the adjustments, apply suitable locking compound to the pats adjusted. Adjustment Location: Playback Head (Deck A). Record/Playback/Erase Head (Deck B).
Deck A is RV311 (L-CH) and RV411 (R-CH), Deck B is RV301 (L-CH) and RV401 (R-CH) so that adjustment within adjustment level as follows. Adjustment Level: J101 PB level: 301.5 to 338.3 mV (�8.2 to �7.2 dB) level difference between the channels: within ±0.5 dB Adjustment Location: AUDIO board
forward reverse
� 15 �
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