Sony STR-DA6400ES Service Manual page 143

QQ
3 7 63 1515 0
IC8302 TK11133CSCL-G
5
OVER HEAT &
OVER CURRENT
PROTECTION
CONTROL
CIRCUIT
BANDGAP
REFERENCE
1 2
– A-VIDEO Board –
IC6001 NJM2586AM
CH1 IN1 1
SW1 2
BIAS
CH1 IN2 3
TE
L 13942296513
SW2 4
BIAS
CH1 IN3 5
GND 6
BIAS
V+1 7
CH2 IN1 8
GND 9
BIAS
CH2 IN2 10
GND 11
BIAS
CH2 IN3 12
BIAS
IC6003 NJW1351RB1 (TE2)
CP1 1
V+ 2
VIN 3
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POWER SAVE 4
.
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4
–
+
3
6dB 75
CONT1 AMP DRIVER
CONT2
6dB 75
AMP DRIVER
CONT1
6dB 75
AMP DRIVER
CONT1
CONT2
BIAS
CONT2
BIAS
BIAS
CHARGE
8 CP2
PUMP
7 V–
6 GND
6th
LOW-PASS
5 VOUT
6dB
FILTER
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y
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8
IC6002 NJM2279M-TE2
VIN 3 1
24 CH1 OUT
SW 1 2
3
23 PS VIN 2
Q Q
3 6 7 1 3
4
22 CH2 OUT MUTE 2
VOUT 2 5
21 V+2
GND 2 6
20 CH3 OUT
GND 1 7
19 GND
18 V–2
17 CH3 IN1
16 V–1
15 CH3 IN2
14 GND
13 CH3 IN3
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STR-DA6400ES
2 9 9 4 2 8
14 V-
13
SW 2
12
VIN 1
1 5 0 5 8 2 9 9 4
11
MUTE 1
2 1 10
VOUT 1
9 NC
8
V+
m
co
9 9
2 8 9 9
143