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5.4 Specifications of Power Supply and Interface Connectors
Connector pin assignment for power supply, serial interface and parallel
interface is shown below.
Pin No.
Signal name
Input and output
Function
1
A1
AUTOFD
Input
ParallelI/F AUTO FD
2
B1
SELECT IN
Input
ParallelI/F SELECT IN
3
A2
NC
-
Not usable
4
B2
GND
-
GND
5
A3
GND
-
GND
6
B3
GND
-
GND
7
A4
Vp
-
Power supply for driving mechanism
8
B4
Vp
-
Power supply for driving mechanism
9
A5
Vp
-
Power supply for driving mechanism
10
B5
Vp
-
Power supply for driving mechanism
11
A6
Vp
-
Power supply for driving mechanism
12
B6
Vp
-
Power supply for driving mechanism
13
A7
GND
-
GND
14
B7
GND
-
GND
15
A8
GND
-
GND
16
B8
GND
-
GND
17
A9
GND
-
GND
18
B9
GND
-
GND
19
A10
-
-
Not usable
20
B10
ERROR
Output
ERROR LED output
21
A11
PE
Output
PE LED output
22
B11
DTR
Output
SerialI/F DTR
23
A12
TXD
Output
SerialI/F TxD
24
B12
RXD
Input
SerialI/F RxD
25
A13
DSR
Input
Serial/F DSR
26
B13
nSTB
Output
ParallelI/F nSTB
27
A14
BUSY
Output
ParallelI/F BUSY
28
B14
nACK
Output
ParallelI/F ACK
29
A15
DATA 0
Output
ParallelI/F DATA 0
30
B15
DATA 1
Output
ParallelI/F DATA 1
31
A16
DATA 2
Output
ParallelI/F DATA 2
32
B16
DATA 3
Output
ParallelI/F DATA 3
33
A17
DATA 4
Output
ParallelI/F DATA 4
34
B17
DATA 5
Output
ParallelI/F DATA 5
35
A18
DATA 6
Output
ParallelI/F DATA 6
36
B18
DATA 7
Output
ParallelI/F DATA 7
37
A19
PE
Output
ParallelI/F PE
38
B19
nFAULT
Output
ParallelI/F nFAULT
39
A20
nRESET
Input
ParallelI/F nRESET
40
B20
SELECT
Input
ParallelI/F SELECT
38 40
37 39
2 4
1 3