Panasonic SA-VK880EE-K Service Manual page 42

7.1.3. Part Location
7.1.3.1. SMPS P.C.B.
+30V Detect:
QR5801, QR5802,
Feedback Circuit:
IC5801, Q5802, D5806
Temperature Detect:
Q5860, Q5681, Q5862
Figure 2 SMPS P.C.B.
Temperature Detect:
TH5860
42
Feedback circuit:
PC5720, D5725
SMPS P.C.B.