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It's a good manual, this one it's a scan from the original factory service manual, great quality 100% readeable. definetely it worths what I paid for.
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A good manual! fast service and good qualityi for pdf document.
thanks!
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Very helpful and complete manual. Maybe only one negative is schematics have sometimes unreadable name of the parts. But it's not a big problem.
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Excellent high quality schematics brought my old Heidelberg back to life. Fast download at a reasonable price. Thanks.
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This document is just what I was looking for, it´s very useful, it contains adjustment procedures for the final stage of the power amp and also
has a complete wiring diagram and description of the main semiconductors used in the design.
6 �
Fan Motor Error Is the Low-voltage power supply fan rotating after the page printer is powered on? � No � Is +32V being supplied on the FU2 of the engine board (PX4 PCB)? No Is +32V being supplied on the power connector of the engine board (PX4 PCB)? 32V: Pin 7, 8, 9, 10 No w � Check the connection of the cable or replace the low-voltage power supply.
Yes Replace the engine board.
w Yes Is the resistance of the low-voltage power supply fan about 700 ohms? � No Replace the fan of the low-voltage power supply.
w Yes Check the connection of the cable or replace the low-voltage power supply. � w � Yes � No � Is the Engine board fan rotating after the page printer is powered on again? Is +32V being supplied on the FU2 of the engine board (PX4 PCB)? No Is +32V being supplied on the power connector of the engine board (PX4 PCB)? 32V: Pin 7, 8, 9, 10 No w � Check the connection of the cable or replace the low-voltage power supply.
Yes Replace the engine board.
w � Yes Is the resistance of the engine board fan about 800 ohms? No Replace the fan of the engine board.
w Yes Check the connection of the cable or replace the low-voltage power supply. � w � Yes End
40293101TH Rev.6
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