Panasonic SA-PM500EG / SA-PM500EF / SA-PM500EP / SC-PM500EP Service Manual ▷ View online
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8.17. Disassembly of Main P.C.B.
Unit
• Refer to “Disassembly of Top Cabinet Block”
• Refer to “Disassembly of Front Panel Block”
• Refer to “Disassembly of SMPS Block”
• Refer to “Disassembly of Front Panel Block”
• Refer to “Disassembly of SMPS Block”
Step 1 : Remove 3 screws.
Step 2 : Remove 1 screw.
Step 2 : Remove 1 screw.
Step 3 : Detach 27P FFC at the connector (CN7002) on the
Main P.C.B..
Step 4 : Detach 5P Wire at the connector (CN7902) on the
Main P.C.B..
Main P.C.B..
Step 4 : Detach 5P Wire at the connector (CN7902) on the
Main P.C.B..
Step 5 : Remove Main P.C.B. Unit as shown.
Caution : During assembling, ensure the Main P.C.B. Unit
is fully insert & properly seated onto the locator.
is fully insert & properly seated onto the locator.
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8.18. Disassembly of Main P.C.B.
• Refer to “Disassembly of Top Cabinet Block”
• Refer to “Disassembly of Front Panel Block”
• Refer to “Disassembly of SMPS Block”
• Refer to “Disassembly of Main P.C.B. Unit”
• Refer to “Disassembly of Front Panel Block”
• Refer to “Disassembly of SMPS Block”
• Refer to “Disassembly of Main P.C.B. Unit”
Step 1 : Remove the Rivet.
Caution : Keep the Rivet in safe place & ensure the Rivet
fully insert to 5P wire and onto the Main Shield Top during
assembling.
Caution : Keep the Rivet in safe place & ensure the Rivet
fully insert to 5P wire and onto the Main Shield Top during
assembling.
Step 2 : Remove 4 screws.
Step 3 : Slot the 14P FFC out of the Ferrite Core.
Caution : During assembling, insert the 14P FFC through
the Ferrite Core.
Step 3 : Slot the 14P FFC out of the Ferrite Core.
Caution : During assembling, insert the 14P FFC through
the Ferrite Core.
Step 4 : Remove Main Shield Top.
Step 5 : Remove Main Chassis.
Caution : During assembling, ensure the Main P.C.B. is
properly seated onto the locator.
Caution : During assembling, ensure the Main P.C.B. is
properly seated onto the locator.
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Step 6 : Desolder the 4 points.
Caution : Replace the Thermal Pad if torn, ensure that it is
pasted within embossing.
Caution : Replace the Thermal Pad if torn, ensure that it is
pasted within embossing.
Step 7 : Remove D-Amp Shield Assembly & Main P.C.B..
Caution : During assembling, ensure the D-Amp Shield
Assembly is fixed to the Main P.C.B..
Caution : During assembling, ensure the D-Amp Shield
Assembly is fixed to the Main P.C.B..
8.19. Disassembly of CD Mecha-
nism Unit (BRS1C)
• Refer to “Disassembly of Top Cabinet Block”
• Refer to “Disassembly of Front Panel Block”
• Refer to “Disassembly of SMPS Block”
• Refer to “Disassembly of Main P.C.B. Unit”
• Refer to “Disassembly of Front Panel Block”
• Refer to “Disassembly of SMPS Block”
• Refer to “Disassembly of Main P.C.B. Unit”
Step 1 : Remove 2 screws.
Step 2 : Slightly tilt and remove the CD Mechanism Unit
(BRS1C) as shown.
Step 2 : Slightly tilt and remove the CD Mechanism Unit
(BRS1C) as shown.
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8.20. Replacement of Traverse Unit
• Refer to “Disassembly of CD Mechanism Unit (BRS1C)”
8.20.1.
Disassembly of Traverse Unit
Caution: Refer to “2.4 Handling Precaution for Traverse
Unit” to prevent static damage to the Optical Pickup Unit.
Unit” to prevent static damage to the Optical Pickup Unit.
Note:
1. When the optical pickup unit is defective, the overall
traverse unit needs replacement.
2. Please note that appropriate actions need to be taken to
prevent static damage.
3. Ensure that the circuit is open before assembly BRS1 to
the main set.
Step 1: Use a pin to slide the Traverse Slide Plate until it come
to a stop.
to a stop.
Step 2: Slide the tray out fully.
Step 3: Release the catches & remove the tray.
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