Epson DLQ-3000 Service Manual page 169

DLQ-3000+
Pin No. I/O
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
Pin No. I/O
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
A-4
Table A-4. Connector Pin Assignment (CN3)
Signal name
– +5V
– PEWCOM
I CSHOME
– GND
I PEWR
I PEWL
– RFCOM
O RF-B
O RF-A
O RFB
O RFA
– GND
I COLOR
– NC
– GND
I PEREAR
I PJAM
– GND
– +5V
– NC
Table A-5. Connector Pin Assignment (CN4)
Signal name
O CRA
O CR-A
O CRB
O CR-B
– CRCOM
– CRCOM
– PGCOM
– PGCOM
O PGD
O PGC
O PGB
O PGA
O PFA
O PF-A
O PFB
O PF-B
– PFCOM
– NC
Description
+5VDC line
PEW sensor common
CS HP sensor signal
Ground
Right PEW sensor signal
Left PEW sensor signal
Ribbon motor common
Ribbon motor phase /B drive signal
Ribbon motor phase /A drive signal
Ribbon motor phase B drive signal
Ribbon motor phase A drive signal
Ground
Color ribbon cartridge sensor signal
(Not connected.)
Ground
Rear paper sensor signal
Paper jam sensor signal
Ground
+5 VDC line
(Not connected.)
Description
CR motor phase A drive signal
CR motor phase /A drive signal
CR motor phase B drive signal
CR motor phase /B drive signal
CR motor common
CR motor common
PG motor common
PG motor common
PG motor phase D drive signal
PG motor phase C drive signal
PG motor phase B drive signal
PG motor phase A drive signal
PF motor phase A drive signal
PF motor phase /A drive signal
PF motor phase B drive signal
PF motor phase /B drive signal
PF motor common
(Not connected.)
Rev. A