Panasonic SJ-MJ88 Manual Do Utilizador

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5. Operation Checks and Component Replacement 
Procedures
This section describes procedures for checking the operation of the major 
printed circuit boards and replacing the main components.
For reassembly after operation checks or replacement, reverse the respective 
procedures. Special reassembly procedures are described only when 
required.
After replacing the main components (optical pickup or traverse motor, etc.) 
of mechanism unit block, change to the adjust mode, and then perform the 
“ROM/RAM auto-adjustment”.
5.1. Checking for the P.C.B.
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