General Information - Pioneer GM-X922/X1R/UC Service Manual

GM-X922, GM-X1022

7. GENERAL INFORMATION

7.1 IC
PA2027A
VCC
1
Over-voltage
Stby
2
DET1
3
DET2
4
DET_R
5
GND
6
7
NC
NC 8
18
detect
Bandgap
Circuit's
movement:on
-
zz
+
50µA
4.7kΩ
Bandgap:on
Switch:on
+
zz
-
2V
0.13V
+
-
5.6V
Oneshot
(1µsec)
+
zz
-
2V
+
-
+
-
S Q
2V
R
16
+
IN1
zz
-
2V
IN2
15
+
zz
-
2V
14
+
IN3
zz
-
2V
13
Cont_V
12
Filter
11
Vs_out
10 TC
9
Mute_out
Fig. 7