Panasonic SA-PM24EB / SA-PM24EG / SA-PM24EP / SC-PM24EP Service Manual ▷ View online
37
Step 5 : Remove the Main P.C.B. as shown.
Caution 1 : During assembling, ensure that Main P.C.B. is
properly catched.
properly catched.
Caution 2 : During assembling, ensure the connector is
fixed properly.
fixed properly.
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9.12. Disassembly of Power P.C.B.
• Refer to “Disassembly of Top Cabinet Assembly”.
• Refer to “Disassembly of Front Panel Assembly”.
• Refer to “Disassembly of Main P.C.B.”.
• Refer to “Disassembly of Front Panel Assembly”.
• Refer to “Disassembly of Main P.C.B.”.
Step 1 : Remove 1 screw.
Step 2 : Remove 2 screws.
Step 3 : Detach 4P Cable at the connector (CN5101) on Power
P.C.B.
Step 3 : Detach 4P Cable at the connector (CN5101) on Power
P.C.B.
Step 4 : Remove the Power P.C.B.
Caution : Handle the heatsink unit and P.C.B. with caution
due to its high temperature after prolonged use. Touching
it may lead to injuries.
Caution : Handle the heatsink unit and P.C.B. with caution
due to its high temperature after prolonged use. Touching
it may lead to injuries.
Caution 1 : Ensure the heatsink supports are seated prop-
erly.
erly.
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Caution 2 : Ensure the 4P wire from Transformer P.C.B. is
properly dressed into the hook of Power P.C.B. and pre-
vent touching the heatsink unit.
properly dressed into the hook of Power P.C.B. and pre-
vent touching the heatsink unit.
9.13. Replacement of Power Amp IC
(IC5101)
• Refer to “Disassembly of Power P.C.B.”.
Caution : Handle the heatsink unit and P.C.B. with caution
due to its high temperature after prolonged use. Touching
it may lead to injuries.
due to its high temperature after prolonged use. Touching
it may lead to injuries.
Step 1 : Desolder pins of Power Amp IC (IC5101) .
Step 2 : Remove 2 screws.
40
Step 3 : Remove Power Amp IC (IC5101).
• Assembly of Power Amp IC (IC5101)
Step 1 : Apply grease to the heatsink unit.
Step 2 : Install Power Amp IC (IC5101) onto Power P.C.B.
Caution : Ensure the Power Amp IC (IC5101) is seated
properly on the Power P.C.B.
Step 2 : Install Power Amp IC (IC5101) onto Power P.C.B.
Caution : Ensure the Power Amp IC (IC5101) is seated
properly on the Power P.C.B.
Step 3 : Fix the Power Amp IC (IC5101) onto the heatsink unit
with 2 screws.
with 2 screws.
Step 4 : Solder pins of the Power Amp IC (IC5101).
Caution : Check for solderability of the Power Amp IC
(IC5101).
Caution : Check for solderability of the Power Amp IC
(IC5101).
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