Panasonic SA-AK970GCP Service Manual page 51

Step 4 : Flip the SMPS P.C.B. and desolder 4 wires pins
(Black, White, Red and Blue).
Note : During reassembling procedures, ensure the P.C.B. is
seated properly at the locator.
8.31. Replacement of Switch
Regulator IC (IC5701)
• Follow the (Step 1) - (Step 6) of Item 8.3
• Follow the (Step 1) - (Step 11) of Item 8.4
• Follow the (Step 1) - (Step 6) of Item 8.22
• Follow the (Step 1) - (Step 4) of Item 8.30
Step 1 : Desolder pins of Switch Regulator IC (IC5701) on
reverse side of SMPS P.C.B..
Step 2 : Remove 1 screw.
Step 3 : Remove Switch Regulator IC (IC5701) from the Heat
Sink Unit B.
Caution : Avoid touching the Heat Sink Unit B during
replacement due to its hight temperature as it may lead to
injuries/shock.
51
SA-AK970GCP