Sony STR-DH500 Service Manual page 43

IC1131 BR24S16FJ - WE2 (DIGITAL BOARD) (3/3))
AO 1 16Kbit EEPROM ARRAY
11 bit
Address Slave, Word
11 bit
A1 2
Decode Address Register
START STOP
A2
3
Control Logic
High Voltage Gen Vcc Level Detect
GND 4
IC220 NJM2586AM (VIDEO STANDBY SUPPLY BOARD)
1
CH1 IN1
BIAS
SW1 2
CH1 IN2 3
BIAS
4
SW2
CONT2
CH1 IN3
5
BIAS
GND 6
V+1 7
CH2 IN1 8
BIAS
9
GND
CH2 IN2 10
BIAS
GND 11
CONT2
CH2 IN3 12
BIAS
IC210 NJM2595M - TE2 (VIDEO STANDBY SUPPLY BOARD)
VOUT1 1
SW5 2
3
VIN5
4
SW3
5
VIN4
S3
6
SW4
7
VIN3
S2
8
V-
-V
8
Vcc
8 bit
Data
7 WP
Register
6 SCL
ACK
SDA
5
75Ω
6dB
DRIVER
AMP
CONT1
75Ω
6dB
DRIVER
AMP
CONT1
75Ω
6dB
DRIVER
AMP
CONT1
BIAS
BIAS
BIAS
CONT2
6dB 75Ω
AMP DRIVER
S5
S6
S1
S4
S7
STR-DH500
24 CH1 OUT
23
PS
22 CH2 OUT
21
V+2
20 CH3 OUT
19 GND
18 V-2
CH3 IN1
17
16
V-1
15 CH3 IN2
14 GND
13 CH3 IN3
+V 16 V+
15 VOUT2
14
SW1
13
VIN1
12
GND
11 VOUT3
10 SW2
9
VIN2
43