Operation Checks And Main Component Replacement; Checking Procedure For Each Major P.c.b.; Checking Of The Main, Panel, Deck And Power P.c.b. - Panasonic SA-AK18 Service Manual

SA-AK18

7 Operation Checks 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.
Contents

• Checking Procedure for each major P.C.B.

1. Checking of the Main, Panel, Deck and Power P.C.B.

• Main Component Replacement Procedures
1. Replacement of the Traverse Deck.
2. Replacement of the Power Amplifier IC.
• Disassembly and assembly of the Traverse Unit
• Disassembly and assembly of the Disc Tray
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 Hersteller speczifizierte Einheit ausgetauscht werden.
7.1. Checking Procedure for each major P.C.B.
7.1.1. Checking of the Main, Panel, Deck
and Power P.C.B.
Step 1 Remove the Top Cabinet.
Step 2 Push the lever in the direction of the arrow.
Step 3 Pull out the CD tray as shown and remove the CD lid.
Push back the CD tray after the CD lid has been removed.
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