Panasonic SA-PM500EG / SA-PM500EF / SA-PM500EP / SC-PM500EP Service Manual ▷ View online
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Step 3 : Lift up SMPS Shield Plate as shown.
Caution : During assembling, ensure the SMPS Shield
Plate properly seated onto guides.
Caution : During assembling, ensure the SMPS Shield
Plate properly seated onto guides.
Step 4 : Remove SMPS Shield Plate as shown.
Step 5 : Lift up SMPS P.C.B. from slot as shown.
Caution : During assembling, ensure the SMPS P.C.B. is
fixed into the slots.
Caution : During assembling, ensure the SMPS P.C.B. is
fixed into the slots.
Step 6 : Remove SMPS P.C.B. as shown.
Caution : During assembling, ensure the SMPS P.C.B. is
properly seated onto the locators.
Caution : During assembling, ensure the SMPS P.C.B. is
properly seated onto the locators.
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8.15. Replacement of Diode (D702)
• Refer to “Disassembly of SMPS P.C.B.”
8.15.1.
Disassembly of Diode (D702)
Caution : Handle the SMPS P.C.B. with care. Avoid touch-
ing the heatsink due to high temperature after use.
ing the heatsink due to high temperature after use.
Step 1 : Desolder pins of the Diode (D702) on the solder side of
SMPS P.C.B..
SMPS P.C.B..
Step 2 : Remove 1 screw.
Step 3 : Remove the Diode (D702).
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8.15.2.
Assembly of Diode (D702)
Step 1 : Apply grease to the heatsink unit.
Step 2 : Fix the Diode (D702) onto SMPS P.C.B..
Step 3 : Fix the Diode (D702) onto the heatsink unit with 1
screws.
Caution : Ensure the Diode (D702) is fixed properly to the
heatsink.
Step 2 : Fix the Diode (D702) onto SMPS P.C.B..
Step 3 : Fix the Diode (D702) onto the heatsink unit with 1
screws.
Caution : Ensure the Diode (D702) is fixed properly to the
heatsink.
Step 4 : Solder pins of the Diode (D702).
Caution : Ensure the Diode (D702) is seated properly onto
the SMPS P.C.B. before soldering.
Caution : Ensure the Diode (D702) is seated properly onto
the SMPS P.C.B. before soldering.
8.16. Replacement of Transistor
(Q701)
• Refer to “Disassembly of SMPS Block”
8.16.1.
Disassembly of Transistor (Q701)
Caution : Handle the SMPS P.C.B. with care. Avoid touch-
ing the heatsink due to high temperature after use.
ing the heatsink due to high temperature after use.
Step 1 : Desolder pins of the Transistor (Q701) on the solder
side of SMPS P.C.B..
side of SMPS P.C.B..
Step 2 : Remove 1 screw.
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Step 3 : Remove the Transistor (Q701).
8.16.2.
Assembly of Transistor (Q701)
Step 1 : Apply grease to the heatsink unit.
Step 2 : Fix the Transistor (Q701) onto SMPS P.C.B.
Step 3 : Fix the Transistor (Q701) onto the heatsink unit with 1
screws.
Caution : Ensure the Transistor (Q701) is fixed properly to
the heatsink.
Step 2 : Fix the Transistor (Q701) onto SMPS P.C.B.
Step 3 : Fix the Transistor (Q701) onto the heatsink unit with 1
screws.
Caution : Ensure the Transistor (Q701) is fixed properly to
the heatsink.
Step 4 : Solder pins of the Transistor (Q701).
Caution : Ensure the Transistor (Q701) is seated properly
onto the SMPS P.C.B. before soldering.
Caution : Ensure the Transistor (Q701) is seated properly
onto the SMPS P.C.B. before soldering.
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