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Very good detail, all pages clear, exactly what I needed
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Excellent service, and just what I needed to service my TU-7700. All pages of the manual are clear and easily readable.
;
Excellent printing quality.
A complete and very usefull service manual with all details.
GREAT SERVICE AT VERY LOW PRICE!
A+++++++++++++++++++++++++
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We received the manual in a timely manner and it was exactly what we were expecting. Excellent replacement for original Service Manual.
All schematics are very legible. We are really satisfied.
;
We received the manual in a timely manner and it was exactly what we were expecting. Excellent replacement for original Service Manual.
All schematics are very legible. We are really satisfied.
Pin No.
44 45 46 47 48
Pin Name
HI-SP L POWER ON DSL 1 DSL ON BS MODE IN
I/O
O O O O O H : HI-SP L level H : POWER ON
Description
L : HI-SP H level L : POWER OFF
Output ON when in DSL 1 mode. (Not used) Output ON when in DSL ON mode. (Not used) H : Continues playback. BS enable L : Auto reverse playback. BS disable
ADJUSTMENT
1. Tape Speed Adjustment Settings : � Test tape : TTA � 100 (Tape center) � Test point : Phones Jack (J101) � Adjustment location : SFR301 � Dolby : OFF � DSL : OFF � Tape selector : NORMAL(AUTO) � Volume : Non � clip (MAX � 10 dB down) Method : Play back the test tape and adjust SFR301 so that the frequency becomes 3015 Hz ± 10 Hz. Then confirm WOW is less than 0.50%. TTA � 200 TP1(LCH), TP2(RCH), OFF NORMAL(AUTO) OFF MIN Soldered patterns �~ �
2. Dolby Level Adjustment Setting : � Test tape : � Test point : � DSL : � Tape selector : � Dolby SW : � Volume : � Adjustment points :
Procedure : Short the patterns via solder as shown in the table so the Dolby NR level is 32 mV ± 1.0 dB. Adjust so the specifications are satisfied in both the forward and reverse directions. Connect 10mF/16V coupling capacitors between test points and test equipment (connect the positive terminals to the test points). SOLDER PATTERN �~ � SOLDER POINT INCREASE LEVEL � only + 0.8 dB � only + 1.6 dB � and � + 2.3 dB � only + 0.8 dB � only + 1.6 dB � and � + 2.3 dB
Lch
Rch
�9�
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