JVC MX-J270V Service Manual page 31

BA6897FP (IC801) : 4channel driver
D.BUF
CH1-OUTA 1
CH1-OUTB 2
D.BUF
- +
CH1-INA 3 Level
shift
CH1-INB 4
-+
T.S.D
TEST1 5
TEST2 6
MUTE
7
GND 8
DRIVER
9
CH2-INB
MUTE
+-
10
CH2-INA
Level
D.BUF
shift
CH2-OUTB
11
- +
CH2-OUTA 12
D.BUF
13
GND
OP-OUT 14
28 GND
D.BUF
27 CH4-OUTA
+ -
26 CH4-OUTB
Level
shift D.BUF
25 CH4-INA
+-
24 CH4-INB
23 BIAS IN
22 Vcc
Vcc
21
CH3-INB
20
-+
19
CH3-INA
Level
D.BUF
shift
18
CH3-OUTB
+ -
17
CH3-OUTA
D.BUF
16
OP IN(+)
15
OP IN(-)
MX-J270V
1-31