Sony STR-DA9000ES Service Manual page 117

– COMPONENT Board –
IC1302, 1305, 1307, 1313 CXD9725M
NC 1
TRIM VOLUME
VSS 2
0-+24dB/
1dB STEP
TRIM 3
5 to 25 DECODER
LATCH CIRCUIT
TRIM 4
TRIM 5
OUT 6
MAIN
VOLUME
0- –95dB/
0.5dB STEP
VRGND 7
4 to 13 DECODER
LATCH CIRCUIT
NC 8
4 to 16 DECODER
VRIN 9 LATCH CIRCUIT
NC 10
CS1 11
GND 12
CLK 13
NC 14
IC1319 LA7106M-TLM
VIN1+ 1 6dB
AMP
NFB1 2
MUTE1 3
VIN2+ 4 6dB
AMP
NFB2 5
–VCC1 6
6dB
AMP
VIN3+ 7
NFB3 8
TRIM VOLUME
0-+24dB/
1dB STEP
5 to 25 DECODER
& &
LATCH CIRCUIT
4 to 13 DECODER
& &
LATCH CIRCUIT
4 to 16 DECODER
& &
LATCH CIRCUIT
24 BIT
SHIFT REGISTER
CIRCUIT
LEVEL SHIFT
CIRCUIT
75Ω 16 +VCC
DRIVER
15 VOUT1
14 GND
75Ω 13 VOUT2
DRIVER
12 DR CTL
11 VOUT3
75Ω
DRIVER
10 MUTE2
9 –VCC2
28 NC
26 VDD
26 TRIM
25 TRIM
24 TRIM
23 OUT
MAIN
VOLUME
0- –95dB/
0.5dB STEP
22 VRGND
21 NC
20 VRIN
19 NC
18 CS2
17 LAT
16 DATA
15 NC
STR-DA9000ES
117