Epson FX Series Product Support

WIRING DATA
Connector CN4 - FX85/185
Use: Exchange of control signals between the control circuit board and
the carriage motor, paper feed motor and PTS sensor of the Printer
Mechanism. 18 Pins.
TABLE 2-4. PIN ASSIGNMENT OF CN4
PinNa
Signel Name
Direction
Description of Signal
1
CRA
Out
Carriage Motor A Phasa
2
CRB
Out
Carnsgo Motor B Phasa
3
CMAB
Out
Carnage Motor A & 8 Phaso Common Line
4
CRC
Out
Camsga Motor C Phasa
5
CRO
Out
Carriage Motor D Phase
6
CMCD
Out
Carriage MotorC & 0 Phase Common Line
7
PFA
Out
Paper Feed Motor A Phase
8
PFB
Out
Paper Feed Motor 8 Phase
9
PFC
Out
Paper Feed Motor C Phasa
10
PFD
Out
Paper FEEDMotor 0 Phase
11
PFCM
Out
Paper Fasd Motor Common Line
12
PFCM
Out
Paper Feed Motor Common Line
13
— — Not used
14
*6
Out
PTS Sensor Power ♦SV DC
IS
LED-t-
Out
PTS Sensor LED Power
16
MIS
In
PTS Sensor Timing Signal
17
GP
—
PTS Sensor GND
18
GP
-
PTS Sensor Shield
NOTE:
"Direction" refers to the direction of signal flow as viewed from the control circuit board.
2-4
EPSON PRINTERS
Connector CN5 - FX85/185
Use: Exchange of control siqnals between the control circuit board and
the print head and HOME (HP) sensor of the printer Mechanism. 16
Pins.
TABLE 2-5. PIN ASSIGNMENT OF CN5
Pin No.
SIgnel Neme
Direction
Description of Signal
1
GND
-
HOME (HP) Sensor GND
2
HOME
In
HOME (HP) Senior R Signal
3
GNO
-
HOME (HP) Sensor GND
4
RLED
Out
HP Sensor LEO Power
5
H02
Out
Print Solenoid r 2 Drive Signal
6
KD3
Out
Print Solenoid r3 Drive Signal
7
HD6
Out
Pnnt Solenoid ^6 Drive Signal
8
HD7
Out
Print Solenoid # 7 DriveSignal
9
HD8
Out
Print Solenoid r 8 Drive Signal
10
HD1
Out
Print Solenoid r 1 Drive Signal
11
HD4
Out
Print Solenoid #4 Drive Signs!
12
HDS
Out
Print Solenoid <r 5 Drive Signal
13
H09
Out
Print Solenoid m9 Drive Signal
14
+24
Out
Pnnt Solenoid Common Line (+24V Power)
15
+24 Out
Print Solenoid Common Lina<+24V Power)
16
♦24
Out
Print Solenoid Common Line (•f24V Power)
NOTE:
"Direction"
refers to the direction of signal flowas viewed from the control circuit board.

Epson FX Series Specifications

General

Brand	Epson
Model	FX Series
Category	Printer
Language	English