8.1. Checking Procedure for Each
Major P.C.B.
8.1.1. Checking for the Deck P.C.B.
Step 3
Lift the deck unit in direction 1 and follow by direction 2
to remove the deck unit.
8 Operation Check and Main Component Replacement
Procedures
“ATTENTION SERVICER”
Some chassis components may have sharp edges. Be careful when disassembling and servicing.
1. This section describes procedures for checking the operation of the major printed circuit boards and replacing the main
components.
2. For reassembly after operation checks or replacement, reverse the respective procedures.Special reassembly procedures are
described only when required.
3. Select items from the following index when checks or replacement are required.
4. Refer the Parts No. on the page of "Main Component Replacement Procedures", if necessary.
Contents
• Checking Procedure for each major P.C.B.
− Checking of the Deck P.C.B.
− Checking for the Transformer P.C.B.
− Checking for the Main P.C.B.
− Checking for the Tuner and FL P.C.B.
− Checking for the CD Servo P.C.B.
− Checking for the MD Servo P.C.B.
− Checking for the Power P.C.B.
• Diaassembly and Assembly of the Disc Tray and CD Traverse Unit
− Disassembly of the Disc Tray
− Disassembly of the CD Traveerse Unit
• Main Component Replacement Procedure
− Replacement of the CD Servo P.C.B. and Optical Pick-up Unit
− Removal of the Deck P.C.B. and Mechanism P.C.B. for replacing parts
− Replacement for the Magnetic Head and Optical Pick-up
− Replacement for the Belt and Loading Motor Assembly
− Replacement for the Traverse Motor Assembly
Warning :-
This product uses a laser diode. Refer to caution statement Precaution of Laser Diode.
ACHTUNG :-
• Die Lasereinheit nicht zerlegen.
• Die Lasereinheit darf nur gegen eine vom Hertsteller spezifizierte Einheit ausgetauscht werden.
9
SA-PM30MD
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