Pioneer TS4 Service Manual page 68

TS4
7 HIN211CB (MAIN ASSY (5/6): IC5006)
RS232C IC
¶ Block Diagram
+5V
C1+
12
+5V TO 10V
0.1µF
C1–
14
VOLTAGE DOUBLER
C2+
15
+10V TO –10V
0.1µF
VOLTAGE INVERTER
C2–
16
+5V
400kΩ
T1 IN
7
+5V
400kΩ
T2 IN
6
+5V
400kΩ
T3 IN
20
+5V
400kΩ
T4 IN
21
R1 OUT
8
R2
R2 OUT
5
R3
R3 OUT
26
R4
R4 PUT
22
R5
R5 OUT
19
24
EN
GND
68
11
VCC
V+
13
V– 17
T1
T1 OUT
2
T2
T2 OUT
3
T3
T3 OUT
1
T4
T4 OUT
28
R1
R1 IN
9
5kΩ
R2 IN
4
5kΩ
R3 IN
27
5kΩ
R4 IN
23
5kΩ
R5 IN
18
5kΩ
SD
25
10
¶ Pin Assignment
T3 OUT
T1 OUT
0.1µF
T2 OUT
R2 IN
R2 OUT
T2 IN
T1 IN
0.1µF
R1 OUT
R1 IN
GND
VCC
C1+
V+
C1–
1 28
T4 OUT
2 27
R3 IN
3 26
R3 OUT
4 25 SD
5 24 EN
6 23 R4 IN
7 22
R4 OUT
8 21
T4 IN
9 20
T3 IN
10 19
R5 OUT
11 18 R5 IN
12 17 V–
C2–
13 16
C2+
14 15