– 2.8 –
1 MA-P2 Pump motor 2
2 N.C.
3 /MA-P2
4 MB-P2
5 N.C.
6 /MB-P2
1 MA-P3 Wiper motor
2 N.C.
3 /MA-P3
4 MB-P3
5 N.C.
6 /MB-P3
1-2 +WM Take-up motor
3-4 -WM
1-4 +WM Take-up motor
5-6 -WM (JV3-75SPII, 130SPll)
7 SIG
8 WIND
9 N.C
1 +5V Clamp sensor
2 C-SIG
3 GND
1 +5V Clamp sensor
2 C-SIG
3 GND
1 +5V Paper sensor1
2 P-SIG
3 GND
1 +5V Wiper sensor
2W-SIG
3 GND
1PACK5 Ink sensor 4
2 GND
3 END5
4 GND
1PACK6 Ink sensor 5
2 GND
3 END6
4 GND
1PACK7 Ink sensor 6
2 GND
3 END7
4 GND
1PACK8 Ink sensor 8
2 GND
3 END8
4 GND
1 ID5 ID5
2 GND
1 ID6 ID6
2 GND
1 ID7 ID7
2 GND
1 ID8 ID8
2 GND
1 +35V CG-IF board
2 OUT1 (JV3-75SPII only)
3 OUT2
4 OUT3
5 GND
6 +5V
7 IN1
8 IN2
1+FAN Not used
2-FAN
2-1-6. IO PCB
This board is located on the back of the right frame. It receives the signal of each sensor,
transfers each data to the main PCB, and controls various stepping motors and take-up motors.
IO PCB Connector signals
Connector Pin No. Signal name Remarks
1 +35V
2 +35V
3 +35V
4 ID-R2
5 +35V
6 ID-W2
7+5V
8+5V
9 PWM
10 PCK1
11 PCK2
12 PCK3
13 GND
14 SPCK-01
15 GND
16 SPDA-01
17 GND
18 SPLD-01
19 GATE
20 RESET
21 BZ
22 GND
23 SPCK-I1
24 GND
25 SPDA-I1
26 GND
27 SPLD-I1
28 GND
29 LCD-E
30 RS1
31 LCD-RW
32 LCD-D0
33 LCD-D1
34 LCD-D2
35 LCD-D3
36 /KEY-E
37 RS2
38 GND
39 GND
40 COVER
1+5V Keyboard PCB
2 GND
3 LCD-E
4 RS1
5 LCD-RW
6 LCD-D0
7 LCD-D1
8 LCD-D2
9 LCD-D3
10 /KEY-E
11 RS2
12 N.C.
1 +COVER Cover sensor
2 N.C.
3 -COVER
1 MA-P1 Pump motor 1
2 N.C.
3 /MA-P1
4 MB-P1
5 N.C.
6 /MB-P1
CN2
CN3
CN7
CN10
CN4
CN5
CN6
CN8
CN9
Connector Pin No. Signal name Remarks
CN11
CN12
CN13
CN14
CN17
CN18
CN19
CNX1
CN1
CN15
CN20
CN22
CN7B
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