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Connector Pin Assignments
Parallel Port Connector (CN5)
pin 13
pin 1
I
I
~oooooooo~oo~
pin 25
pin
14
Parallel Port Connector Pin Assignments
Pin
1
Signal
1
Pin
1
Signal
1
Pin
1
Signal
1
Strobe
2
Data 0
10
ACK’
19
Signal ground
11
Busy 20
Signal ground
3
Data
1
12 PE
21
Signal ground
4
Data
2
13
Sd%t
22
Signal ground
5
Data
3 14
Auto’
23
Signal ground
6
Data
4 15 Error* 24
Signal ground
7
Data
5 16
hit*
25
Signal ground
0
Data
6 17 Select in’
9
Data
7
18
Signal ground
*Active bw
logic
Serial Port Connectors
(CN4
and
CN8)
pin 1
pin 5
pine-
pin9
Serial Port Connector Pin Assignments
EPSON Progression 4
VGA Port Connector (CN2)
pin 5
pin 10
pin 15
VGA Port Connector Pin Assignments
pin 1
pin 6
pin 11
VGA Feature Connector
(CN17)
pin 1
“Y...........Y~’
pin 25
pin 2
’
,/ooooooooeoooow.
’
pin 26
VGA Feature Connector Pin Assignments
‘Active bw
logic
DMA Assignments
5/3/93
EPSON Progression 4-5
Pin
Signal
Pin
Signal
1
Data carrier deted
6
Data set ready
2
Receive data
7
Request to send
3 Transmif
data
a
Clear to send
4
Data terminal ready
9
Ring indicator
5
Not used
Keyboard Connector
(CNlO)
and
Mouse Connector
(CN9)
pin 6 pin 5
pin4w
pin3
pin 2
pin 1
Caution
Although the keyboard and mouse connectors are
physically identical, they cannot be used interchangeably.
Keyboard and Mouse Connector Pin Assignments
Pin
I
Signal
I
Pin
I
Signal
1
1
1
Data
14
1
+5
VDC (fused)
2 I Reserved
3
I
Ground
5
Clock
6
Reserved