Epson MX-80 Technical Manual page 20

(6) Connectors CN6
(a) Use ................... Two eN6 connectors (one with male contacts and the
other with female contacts) are used to supply control
signals between the M-321 0 printer mechanism and the
driver circuit board of the MX-80.
(b) Number of pins ........ 28 pins
(c) Pin assignment ......... Refer to Table 2.6 below.
Table
2.6 Pin Assignment of eN6
Connector
Signal Name Description of Signal Direction
Pin No.
1 H1 Head Driving Signal In
2 H2
Head Driving Signal In
3 H3 Head Driving Signal In
4
H4 Head Driving Signal In
5 H5 Head Driving Signal In
6 H6
Head Driving Signal In
7 H7 Head Driving Signal In
8 H8 Head Driving Signal In
9 H9
Head Driving Signal
In
10 SOL Solenoid common line +24V In
11 SOL
Solenoid common line +24V
In
12 V+5 +5V In
13 SCR Carriage Stepper Motor Current Liimiting In
Signal
14
SLF Paper Feed Stepper Motor Current Limiting In
Signal
15 GLED Ground level -
16 GPE
Ground level
-
17 GR Ground level
-
18 PE
Paper End Signal from Printer Mechanism
Out
19 PTS Timing Signal from Printer Mechanism Out
20 RS
Reset Signal from Printer Mechanism
Out
21 CRA Carriage Drive Signal In
22 CRB
Carriage Drive Signal
In
23 CRC Carriage Drive Signal In
24 CRD
Carriage Drive Signal In
25
LFA Paper Feed Drive Signal In
26
LFB Paper Feed Drive Signal In
27 LFC Paper Feed Drive Signal In
28 LFD
Paper Feed Drive Signal
In
NOTE: "Direction" refers to the direction of signal flow as viewed from the Printer Mechanism.
REV. A
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