Sony hcd-fc7 Service Manual page 78

HCD-FC7
QQ
3 7 63 1515 0
– POWER BOARD –
1
TE
L 13942296513
IC903 SI-8050S-LF1101
REGULATOR CURRENT
PROTECTOR
OSC RESET
+
–
COMPARATOR
+
–
ERROR AMP
1
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78
http://www.xiaoyu163.com
IC901 STR-F6238S (US, Canadian models)
IC901 STR-F6267D (Australian, Singapore models)
OVER
CURRENT
PROTECTOR
INH1
LATCH
FEED BACK
INH2
DRIVE
2 3
OVER
LATCH
&
DRIVER
OVER HEAT
PROTECTOR
VREF
2 3 4 5
x ao
y
i
http://www.xiaoyu163.com
8
DRIVE
REGULATOR
OVER
VOLTAGE
START
PROTECTOR
THERMAL
SHUT DOWN
OSC OVER LOAD
PROTECTOR
Q Q
3 6 7 1 3
IC904 M51945BL
1
u163
.
2 9 9 4 2 8
REGULATOR
CURRENT
MIRROR
4 5
1 5 0 5 8 2 9 9 4
–
+
2 3 4 5
m
co
9 9
2 8 9 9