Panasonic SB-WA500EB / SB-WA500EE / SB-WA500EG / SB-WA500GN / SB-WA500GS / SB-WA500PH Service Manual ▷ View online
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7.7.
Disassembly of AC Inlet P.C.B.
• Refer to “Disassembly of Amp Module Assembly”.
Step 1 : Detach the 2P Wire of the connector (CN101) on
SMPS Module P.C.B..
Step 2 : Remove the AC Inlet P.C.B. as arrow shown.
SMPS Module P.C.B..
Step 2 : Remove the AC Inlet P.C.B. as arrow shown.
7.8.
Disassembly of SMPS Module
P.C.B.
P.C.B.
• Refer to “Disassembly of Amp Module Assembly”.
• Refer to (Step 1) of “Disassembly of AC Inlet P.C.B.”.
• Refer to (Step 1) of “Disassembly of AC Inlet P.C.B.”.
Step 1 : Detach the 7P Cable Wire of the connector (CN201)
on SMPS Module P.C.B..
on SMPS Module P.C.B..
Step 2 : Remove 3 screws.
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Step 3 : Remove SMPS Module P.C.B.as arrow shown.
Caution : During assembling, ensure the SMPS Module
P.C.B. is seated properly onto the locators.
Caution : During assembling, ensure the SMPS Module
P.C.B. is seated properly onto the locators.
7.9.
Disassembly of Digital
Receiver (RX) Module P.C.B.
Receiver (RX) Module P.C.B.
• Refer to “Disassembly of Amp Module Assembly”.
Step 1 : Release the P.C.B. Holders slightly outwards as
arrows shown.
Step 2 : Detach the Digital Receiver (RX) Module P.C.B. at the
D-Amp P.C.B. connector (CN1000).
Caution : During assembling, ensure the Digital Receiver
(RX) Module P.C.B. is properly and fully inserted onto the
D-Amp P.C.B. connector (CN1000).
arrows shown.
Step 2 : Detach the Digital Receiver (RX) Module P.C.B. at the
D-Amp P.C.B. connector (CN1000).
Caution : During assembling, ensure the Digital Receiver
(RX) Module P.C.B. is properly and fully inserted onto the
D-Amp P.C.B. connector (CN1000).
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7.10. Disassembly of ID Switch
P.C.B. and D-Amp P.C.B.
• Refer to “Disassembly of Amp Module Assembly”.
• Refer to (Step 1) of “Disassembly of SMPS Module P.C.B.”.
• Refer to (Step 1) of “Disassembly of SMPS Module P.C.B.”.
Step 1 : Remove 1 screw.
Step 2 : Remove ID Switch P.C.B. as arrow shown.
Caution : During assembling, ensure the ID Switch P.C.B.
is seated properly onto the locators.
Step 2 : Remove ID Switch P.C.B. as arrow shown.
Caution : During assembling, ensure the ID Switch P.C.B.
is seated properly onto the locators.
Step 3 : Remove 4 screws.
Step 4 : Remove D-Amp P.C.B. as arrow shown.
Caution : During assembling, ensure the D-Amp P.C.B.
is seated properly onto the locators.
Caution : During assembling, ensure the D-Amp P.C.B.
is seated properly onto the locators.
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7.11. Replacement of Switch Regula-
tor IC (IC5200)
• Refer to “Disassembly of ID Switch P.C.B. and D-Amp
P.C.B.”.
7.11.1.
Disassembly of Switch Regulator
IC (IC5200)
IC (IC5200)
Step 1 : Remove Heatsink Clip.
Step 2 : Flip over the D-Amp P.C.B..
Caution : Avoid touching the Heatsink Unit due to its high
temperature after prolonged use. Touching it may lead to
injuries.
Caution : Avoid touching the Heatsink Unit due to its high
temperature after prolonged use. Touching it may lead to
injuries.
Step 3 : Desolder pins of the Switch Regulator IC (IC5200) on
the solder side of D-Amp P.C.B..
the solder side of D-Amp P.C.B..
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