General Information - Pioneer GM-X822 X1R/UC Service Manual

GM-X822,X722

7. GENERAL INFORMATION

7.1 IC
PA2027A
VCC
Stby
DET1
DET2
DET_R
GND
NC
NC
20
1
Transient voltage
detector
2
Bandgap
3
Circuit motion:on
-
zz
+
4
50µA
5
4.7kΩ
Bandgap:on
Switch:on
6
+
zz
-
2V
7
0.13V
+
-
8
5.6V
Oneshot
(1µsec)
+
zz
-
2V
+
zz
-
2V
+
zz
-
2V
+
zz
-
2V
+
-
+
-
S Q
2V
R
16
IN1
IN2
15
14
IN3
13
Cont_V
12
Filter
11
Vs_out
10 TC
9
Mute_out