Hitachi CP-X2520 Service Manual page 66

6
EC04
3175-09M
G1
1
6
2
7
Contol
3
5
RS232C
8
4
9
5
G2
4
GND1
3
2
1
A B
CP-X2520 ( M2-25ED ) / CP-X3020 ( M2-30ED )
IC01
ADM202EARNZ
1 C1+ VCC
2 V+ GND
3 C1- T1OUT
APC14
4 C2+ R1IN
RD
5 C2- R1OUT
APC15
6 V- T1IN
RC08
TD
100
1 2
7 T2OUT T2IN
RC09
1005
100
1 2
8 R2IN R2OUT
1005
EC01
3114-15FA
15 G2 5
SCL GND
10
SYNC
GND
V
14 4
KIKU2C VCLK
9
1
PLUG
13 3
B
H B
GND
KIKU1C 8
1
12 2
G/Y
SDA
G/Y
GND
1SS226
7
11 1
3
R
R
GND
6
G1
GND1
GND1
MONITER OUT
Audio OUT
C
16
15
14
13
12
11
RC11
100 1
2
TXD
10
RC10
1005
2.2k 1
2
RXD
9
1005
GND1
APC01
APC02
APC03
APC05
APC06
APC07
APC09
APC10
DC05 DC04 DC03
1SS226 1SS226 APC12
2 2 2
APC13
3 3
1 1 1
EC52
JY-3542*01-250
3
5
4
2
1
D E
EC05
502382-13V
1 TXD
2 RXD
3 +5V
APC04
4 GND
5
B
6
G
7
R
8
GND
9
H
10
V
11
GND
12
AUDIO_0-L
13
AUDIO_O-R
G1
G2
PWB assembly INPUT
GND1
F
6
5
4
3
2
1
G