Sony STR-DG710 Service Manual page 54

STR-DG710
QQ
3 7 63 1515 0
TE
L 13942296513
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.
54
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IC4001 SI-8050S-LF1101 (DCDC Board)
REGULATOR
OSC RESET
+
–
COMPARATOR
+
–
ERROR AMP
1
IC4100 SI-8033S (DCDC Board)
REGULATOR
RESET
ON/OFF
OSC
SOFT
COMPARATOR
START
+
–
+
–
ERROR AMP
1
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i
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2 9
8
OVER
CURRENT
PROTECTOR
LATCH
&
DRIVER
OVER HEAT
PROTECTOR
VREF
2 3 4 5
Q Q
3 6 7 1 3 1 5
OVER
CURRENT
PROTECTOR
LATCH
&
DRIVER
OVER HEAT
PROTECTOR
VREF
2 3 4 5
co
.
9 4 2 8
0 5 8 2 9 9 4 2 8
m
9 9
9 9