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This scanned manual is well done in that most all the pages except for one is straight and clear- the way I would do them. One page was upside down but that happens. For the money that is charged on this site you get a pretty good deal. Now with complex repairs, I still prefer to us paper manuals which I have to buy at stereomanuals but the one I got here was much less than the $45 he was charging but this is a larger than normal manual for three different units. I am a picky manual user because I have used original manuals from Sony and Teac.
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Very useful service manual, was exactly what i needed.Good quality,reasonable price.Thank you.
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Acurate informations inside the SM and I could repair my old Sansui SC-3330 without any problems. Thanks.
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I used it to repair a NAD 7030, but unfortunately, the 7045 is different !
But documentation was useful.
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Content A4 and A3 format pages. Exactly what I needed to restore my old receiver.
SECTION 4 SERVICE MODE
Service Mode (service program) The equipment is provided with a service program built in the microcomputer, like conventional models. Service program operation methods are described in the following.
REPEAT/ENTER Tracking gain-up mode while pressing HOLD OFF n ON Be sure to turn OFF the HOLD switch (if ON, pressing each key is deactivated) PLAY MODE Tracking servo and sled servo are turned ON
� Step 3 (Resetting service mode ) 1. Be sure to disconnect the external power supply and remove the solder bridge at the TEST terminals connected in setting. 2. The set thus becomes available for normal operation.
� MAIN BOARD � (Side A)
p
^
= (FR) The optical pick-up is moved inwardly + (FF) The optical pick-up is moved outwardly
^ (PLAY/PAUSE) FOCUS is turned ON to effect pull in mode p (STOP) All servos are turned OFF
Fig. 3 Layout of each key
� Step 1 (Service mode setting method) 1. Turn OFF the HOLD switch the external power supply disconnected (power is not applied to the set). 2. Solder across the T802 (TEST) terminals (pin %�, IC801 (TEST) is grounded). 3. Connect an external power supply. Thus, the set is switched to the service mode. � Step 2 (Operation in the service mode ) 1. Once the service mode is effected, the LCD displays 5 indications each of which is repeatedly displayed. However, the following operations can be activated even if LCD indication is effected. 2. By pressing the + or = key, the optical pick-up movable inwardly or outwardly. However, if this is activated, tracking servo and sled servo are turned OFF, so it can be turned ON by pressing the PLAY MODE key, if required. 3. By pressing the REPEAT/ENTER key, the tracking gain-up mode becomes active. 4. By pressing the ^ key, focus is turned ON from focus searching while entering CLV-S (pull-in mode). Without disc, focus searching is repeated continuously. 5. By pressing the PLAY MODE key, tracking servo, sled servo and CLV-A (servo in PLAY) are turned ON. 6. When 4. and 5. are performed, playing begins. No muting is ON in the service mode. 7. By pressing the p key, all servos (focus tracking and sled) are turned OFF. However, the disc motor revolves for a while by inertia.
T802 (TEST) Normal mode : Open Test mode : Short
Fig. 4 Location of test terminal
�7�
 $4.99 D-E443 SONY
Owner's Manual Complete owner's manual in digital format. The manual will be available for download as PDF file aft…
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