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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.
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Content A4 and A3 format pages. Exactly what I needed to restore my old receiver.
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Thanks you very much for this "hard to find" service manual.
Will help a lot in repairing this receiver.
CONVERGENCE ADJUSTMENT
Adjust convergence from center to circumference in order. KEY FUNCTION IN THE CONVERGENCE ADJUSTMENT: Up : Selet Green color: Left : Blinking of cursor ON/OFF: Right: Adjust mode ON/OFF: Down: Erase Green line: Erase Red line: Erase Blue line: 2 button 3 button 4 button 5 button 6 button 7 button 8 button 0 button 100 button CHRTN (ENT) button
1. Select the adjustment mode following the steps on page 9 of original service manual. RCUT 40H
2. Press �7� button to display the built-in cross-hatch pattern.
Cursor 21.5 (42", 43") 26.5 (50") 28.5 (55") 31.0 (61") P= 43.7 50.5 55.8 62 �14 (42", 43") �14 (50") �14 (55") �14 (61")
21.5 (42", 43") 26.5 (50") 3.5 (42",43",50") P= 72.2�12 (42", 43") 3.5 (42",43",50") 28.5 (55") 4.0 (55") 84.0�12 (50") 4.0 (53", 55") 31.0 (61") 5.0 (61") 92.5�12 (55") 5.0 (61") 102.5�12 (61")
Note: Adjusting procedure in replacing convergence board. 1. User convergence center check. Make sure the best convergence setting is about the center of adjustable range. 2. CENTERING ADJUSTMENT 3. PICTURE POSITION ADJUSTMENT 4. HIT, WID ADJUSTMENT 5. CONVERGENCE ADJUSTMENT
The pattern includes three colors (R, G, B). The cursor should be blinking in Red. This means that the Red color is adjustable. Adjustment around cursor can be done. 3. Press �3� button to select Green color to be adjusted. 4. Press �5� button to stop the blinking of cursor. 5. Press �2 (up)�, �8 (down)�, �4 (left)� or �6 (right)� to obtain the correct cross-hatch pattern as above. If necessary, the specified color line can be erased from the screen. 100 button ...................... to erase Red line 0 button ...................... to erase Green line RTN (ENT) button ...................... to erase Blue line 6. Press �5� button to make the cursor blinking. 7. Press �2�, �8�, �4�, �6� buttons to move the cursor to other point to be adjusted. 8. Repeat steps 4 to 7. 9. Repeat steps 3 to 8 to adjust Red and Blue colors. Converge the selected color line into the Green line. 10. Press �7� button to enter the adjusted states. At this time, picture changes for about 1 second. 11. Press �7� button again to return to the normal picture.
�3�
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