Sony HCD-FZ900KW Service Manual page 71

IC901 STR-F6168-LF1352 (POWER Board)
UVL0
+
OVP
ON=16V
–
OFF=10.5V
TSD
Reg1
IOLP
+
Internal
–
Bias
Volp
Reg3
Current mirror
Reg2
Delay
Rg1
Delay
Latch
OCP1
+
–
Vocp
INH1
+
–
Vth1
Boottom Skip
OSC
Logic
INH2
+
–
OCP2
Vth2
Logic
FB
OCP2
Vocp(BSIN,OUT)
HCD-FZ900KW/FZ900M
5 FB/OLP
4 VCC
3 D
POWER
Rg2
MOS FET
Rg3
2 GND
1 OCP/INH
71