Epson Progression Product Information Manual page 4

EPSON PROGRESSION
Serial Port Connector (CN3)
Pin Assignments
Serial Port Connector
Pin Signal
1
Data Carder Detect
2 Receive Data
3 Transmit Data
4
Data Terminal Ready
Keyboard and Mouse Connector (CN2 and CN1)
Pin 6
Pin 2
Although the keyboard and mouse connectors are physically
identical, they cannot be used interchangeably.
Keyboard Connector Assignments
Pin
Pin Signal
1 Keyboard Data
2
3 Ground
Mouse Connector Pin Assignments
Pin Signal
1 Mouse Data
2
3 Ground
VGA Port Connector (CN1)
The VGA port connector (CN1) on either the standard or
enhanced daughterboard is a 15pin, D-shell, female
receptacle, accessible
from the
VGA Port Connector Pin Assignments
Pin 1 Signal
1
2 Green 7
3 Blue
4 Green 9
5 10
Epson Progression-4
Pin Signal
6 Data Set Flea&y
7 Request To Send
6 Clear To Send
9 Ring Indicabr
Pin 5
Pin 1
Pin Signal
4
5 Keyboard Clock
6
Pin Signal
4
5
6
rear of the computer.
Ground 12
Ground 13 Horizontal Sync
NC 14 Vertical Sync
Ground 15 NC
VGA Daughterboard Connectors
(CN23, CN24, CN25, CN26)
There are four VGA daughterboard
connectors (36-pin headers) provide the video interface
between the board and the video controller. They are
physically identical, but the pinouts for each are different.
Pin 36
Pin 18
VGA Daughterboard Connector Pin Assignments
10/19/92
connectors. The
Pin 19
Pin 1