Panasonic SC-EN38P Service Manual page 29

Step 3 : Remove Voltage Regulator Transistor (Q501) from the
heatsink unit.
Caution : Handle the heatsink unit with caution due to its
high temperature after prolonged use. Touching it may
lead to injuries.
9.10.1. Assembly of Voltage Regulator
Transistor (Q501)
Step 1 : Apply grease to the heatsink unit.
Step 2 : Fix and screws the Voltage Regulator Transistor
(Q501) to the heatsink unit.
Note : Ensure the Voltage Regulator Transistor (Q501) is
tightly screwed to the heatsink unit.
Step 3 : Solder pin of the Voltage Regulator Transistor (Q501)
on the reversed side of Main P.C.B..
Note : Ensure pins of the Voltage Regulator Transistor
(Q501) are properly seated and soldered on the Main
P.C.B..
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SC-EN38P / SC-EN38PC