Panasonic SA-BT235P Service Manual page 71

Step 3 Remove 1 screw from the Switching Regulator IC
(IC5701).
Step 4 Remove the Heatsink Unit B together with Rectifier
Diode (D5702).
Step 5 Remove 1 screw from the Rectifier Diode (D5702).
Step 6 Remove the Rectifier Diode (D5702) from the Heatsink
Unit B.
Caution: Avoid touching the Heatsink Unit B due to its high
temperature after prolonged use. Touching it may lead to
injuries.
Note: Refer to the diagrams of SMPS P.C.B. (Item 18.4) for
location of the part.
10.22.2. Assembly
(D5702)
Step 1 Apply grease to the Heatsink Unit B.
Step 2 Fix and screw the Rectifier Diode (D5702) to the Heat-
sink Unit B.
Caution: Ensure the Rectifier Diode (D5702) is tightly
screwed to the Heatsink Unit B.
Step 3 Fix the Heatsink Unit B with Rectifier Diode (D5702)
onto SMPS P.C.B..
Caution: Ensure the Heatsink Unit B with Rectifier Diode
(D5702) are properly seated on SMPS P.C.B..
Step 4 Fix and screw the Switching Regulator IC (IC5701) to
the Heatsink Unit B.
Step 5 Solder pins of the Rectifier Diode (D5702) on the solder
side of SMPS P.C.B..
Step 6 Solder pins of the Heatsink Unit B on the solder side of
SMPS P.C.B..
71
of Rectifier Diode