Pioneer RS-A9/EW Service Manual page 120

1
*HA12240FP
A
B
C
*AN8011S
D
V
REF
E
U.V.L.O.
OSC
F
120
1
2
STB VCC
8 7
BIAS
1 2
S1 R
Latch
_
Unlatch pro.
+
Short pro
Unlatch pro.
_
+
On/
Off
2
3
BUS+
6
+
DRIVER
OUTPUT
-
+
RECEIVER
COM
OUTPUT
-
3
S2
Error amp.
_
+
PWM1
+
_
+
_
+
+
+
_
+
PWM2
_
+
Error amp.
RS-A9/EW
3
4
BUS-
5
4
GND
4