Sony STR-DA1200ES - Page 76

76
STR-DA1200ES
– E-VOLUME Board –
IC1203, 1213, 1223, 1233 CXD9725M-HFL
TRIM VOLUME
0-+24dB/
1dB STEP
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
5 to 25 DECODER
&
LATCH CIRCUIT
4 to 13 DECODER
&
LATCH CIRCUIT
4 to 16 DECODER
&
LATCH CIRCUIT
2VSS
3TRIM
4TRIM
5TRIM
6OUT
7VRGND
9VRIN
8NC
11CS1
10NC
14NC
1NC
12GND
13CLK
26 TRIM
25 TRIM
24 TRIM
23 OUT
22 VRGND
20 VRIN
21 NC
28 NC
18 CS2
19 NC
15 NC
17 LAT
16 DATA
26 VDD
MAIN
VOLUME
0- –95dB/
0.5dB STEP
MAIN
VOLUME
0- –95dB/
0.5dB STEP
– VIDEO Board –
IC6302, 6731 LA7213
1
SYNC
SEP
V-SYNC
SEP
2 3
4 5
V IN
HD
VSS
VD
VDD
IC6303 TC7W53FU (TE12R)
COMMON 1
INH 2
VEE
3
GND
4 CH 07
VCC8
A5
LOGIC
LEVEL
CONVERTER
C
OUT IN
CH 16
C
OUT IN