
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
2
VSS
3
TRIM
4
TRIM
5
TRIM
6
OUT
7
VRGND
9
VRIN
8
NC
11
CS1
10
NC
14
NC
1
NC
12
GND
13
CLK
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 0
7
VCC
8
A
5
LOGIC
LEVEL
CONVERTER
C
OUT
IN
CH 1
6
C
OUT
IN