Sony STR-DG810 Service Manual page 52

Multi channel av receiver
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STR-DG810
QQ
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IC4001 SI-8050S-LF1101 (DCDC BOARD)
REGULATOR
PROTECTOR
OSC
RESET
+
COMPARATOR
+
ERROR AMP
1
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OVER
CURRENT
LATCH
&
DRIVER
OVER HEAT
PROTECTOR
VREF
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3
4
5
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IC4100 SI-8033S (DCDC BOARD)
REGULATOR
ON/OFF
OSC
SOFT
START
1
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3
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1 3
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2 9
9 4
2 8
OVER
CURRENT
PROTECTOR
LATCH
RESET
&
DRIVER
COMPARATOR
+
OVER HEAT
PROTECTOR
+
VREF
ERROR AMP
2
3
1 5
0 5
8
2 9
9 4
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9 9
4
5
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