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There are currently no product reviews.
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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.
Main CBA Bottom View
CAUTION ! Fixed voltage power supply circuit is used in this unit. If Main Fuse (F601) is blown, check to see that all components in the power supply circuit are not defective before you connect the AC plug to the AC power supply. Otherwise it may cause some components in the power supply circuit to fail.
CAUTION FOR CONTINUED PROTECTION AGAINST FIRE HAZARD, REPLACE ONLY WITH THE SAME TYPE FUSE.
BECAUSE A HOT CHASSIS GROUND IS PRESENT IN THE POWER SUPPLY CIRCUIT, AN ISOLATION TRANSFORMER MUST BE USED. ALSO, IN ORDER TO HAVE THE ABILITY TO INCREASE THE INPUT SLOWLY, WHEN TROUBLESHOOTING THIS TYPE POWER SUPPLY CIRCUIT, A VARIABLE ISOLATION TRANSFORMER IS REQUIRED.
WF7 Q571 Base WF9 PIN 1 OF WH501A
WF8 PIN 1 OF CN571 WF11 PIN 4 OF CN571
WF10 PIN 7 OF IC551
WF6 Q572 Collector
WF1 WF5 C333 PIN 53 Minus Lead OF IC333 7-16 7-17 7-18 BL1700F01012-1
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