Denon adv-m71 Service Manual page 34

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3 7 63 1515 0
PC123 (AP: IC914)
TOP VIEW
ANODE
CATHODE
STR-A6359 (AP: IC801)
S
1
GND
2
V
IN 3
OCP/FB
4
TE
L 13942296513
RC1117S285T (ME: Q4)
V
OUT
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STR-F6238S (AP: IC902)
FRONT
VIEW
COLLECTOR
EMITTER
Vin
3
D
8
D
7
N.C.
6
GND
5
OSC
3 IN
2 OUT
1 ADJ/GND
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y
i
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8
V
4
IN
O.V.P
Start
Reg.
T.S.D.
O.L.P
C urr e n t
M i r ro r
5 F.B
OVP
UVLO
REG
Latch Delay
TSD
Internal Bias
Q Q
3 6 7 1 3
PWM Latch
Drive
S Q
R
OCP Comp.
Icont
VA6309M (ME; Q5)
u163
.
34
ADV-M71
2 9 9 4 2 8
DRV.REG
Latch
Rg2
Rg3
Rg1
DRV
O.C.P
O. S. C
INH1
INH2
F.B
1 5 0 5 8 2 9 9 4
7 , 8
TSD
D
1
S
4
OCP/FB
2 , 5
GND
m
co
34
9 9
3 D
2 GND
O.C.P
1
2 8 9 9