Epson FX Series Product Support

WIRING DATA
Connector CN2 - MX-80/100
Use: This connector is used to supply the required AC voltages to the
control circuit board. Spins.
TABLE 2-22. PIN ASSIGNMENT OF CN2
Pin No
Signal Name Color ot Lead
Purpose
1
+ t2V AC
Giay
For optional interfaces
2
+ 12V AC
Gray
3 + 25V AC
Orange
For itepper motor
4
+ 25V AC
Orange
s
•••9V AC
Red
For logic circuitry
6 •h9V AC
Red
7
+ 10V AC
Blue
For ttepper motor
8
+
tOV AC
Blue
2-14
EPSON PRINTERS
Connector CN3 - MX-80/100
Use: This connector is used when connecting an optional P.C. board to
the MX printer.
TABLE 2-23. PIN ASSIGNMENT OF CN3
Connecioi
Pin No
Signal Name
Oescripiibn ot Signal
Direction
1
Erroi Out
2
Paper End Out
3
! 07
1
Oaia Bit 7
in
4
! ffCv (BUSY)
Ready
Out
5
06
1Oaia Bii 6
in
6 aCk AcKnowiedge Out
7 05/PAfl OlS
Oaid Bii 5/Patity Oisaoie
In
8
iNlT
inilial
In
9
D4/0/E
Oaia Bii 4/0(10 Panty Seiect/Even Parity
Select
In
10
5TB Sirooe
1 in
11
08/31
Oata Bit 8/Seriai Signal input
in
12
+•12
+ 12V AC
Out
13
7T
Reset Out
14
-1-12 12V AC Out
15
03'B2 Oata Bit 3/Bit Rate Select
In
16
-t-5
-^5V OC
Out
17
02<BI
Oata Bit 2/Bit Rate Select
In
18
-t-24
+ 24V OC Out
19
01/8/7
Oata Bit 1/8 Bii Seiect/7aii Select
in
20 -1-12
+ I2V OC
Out
21 P/S
Parallel Seiect/Senai Select
In
22
- - -
23
SfUN Select In
In
24
GL
Ground
-
25
PET TRS
PETiTRS Select
In
26 GL
Ground
-
NOTE Diieciion leiers lo me auection oi signal iiow as viewed irom me control citcuii Doata

Epson FX Series Specifications

General

Connectivity	Parallel
Paper Handling	Friction feed, Tractor feed
Emulation	Epson ESC/P
Noise Level	55 dB(A)
Print Method	Impact dot matrix