JVC KV-DV7, Service Manual

Page: 17 / 37

KV-DV7
1-17
TC9260F-X (IC131) : E. volume
1
2
3
4
5
6
7
8 16
15
14
13
12
11
10
9
Vss
OUT
IN
LD1
LD2
A-GND
CS
CK
VDD
OUT
IN
LD1
LD2
A-GND
STB
DATA
Vss
1
VDD
16
L-ch
LATCH
R-ch
LATCH
DATA DECODER STB GENERATOR
SHIFT REGISTER (13bit)
L-ch
VOLUME
OUT 2
IN 3
LD1 4
LD2 5
A-GND 6
CS 7
CK 8
15 OUT
14 IN
13 LD1
12 LD2
11 A-GND
10 STB
9 DATA
R-ch
VOLUME
Pin No.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
Symbol
Vss
L-OUT
L-IN
L-LD1
L-LD2
L-GND
CS
CK
DATA
STB
R-GND
R-LD2
R-LD1
R-IN
R-OUT
VDD
Function
Digital ground terminal
Volume output terminal
Volume input terminal
Tap out terminal for loudness(1)
Tap out terminal for loudness(2)
Analog ground terminal
Chip select terminal
Clock input terminal
Data input terminal
Strobe input terminal
Analog ground terminal
Tap output terminal for loudness(2)
Tap output terminal for loudness(1)
Volume input terminal
Volume output terminal
Power supply terminal
1. Pin layout 2. Pin function
3. Block diagram