Epson C117001-N - DFX 5000+ B/W Dot-matrix Printer Service Manual page 177

Table A-7. CN6, Cl 17 MAIN Board Assembly
Pin No.
13,21,15,
0
25,20,23,
16,9,18
11,12,14 0
1
5-8,10 0
19 I
59,61 0
0
55,57
I I
0
53
I I
54 O
39
40 0
41 O
0
42
43 0
I
44,45
0
1,4
I
I
2 I O I
O I
63,64
I
0
34
36-38,35 0
3 I
26
I
33
51
32 I
I
I
50
r
I
I
47
46 I
0
27,49
17
29,30,31,
-
52
-
22,24,28
Rev. A
Name
Head driver signal output
Head common (HD2,4,6)
Head common (HD1 ,3,5,7,8,9)
Head temperature detection data input
CR motor driver signal output
CR motor driver signal output
I
PNP transistor drive signal
I
PG
PGCOM
PG
PG motor phase B signal output
PG motor phase C signal output
PG sensor data input
FANA, FANB Head fan motor driver signal output
I
FANCOM
PFCOM
I
PFA-PFD PF motor phase signal output
RFCOM RF motor common
RF motor phase signal output
Head fan motor temperature detection data input
Paper width detection data input
TR.SEL Pull tractor
PGHOME PG home sensor detection signal input
I
PJAM Paper jam sensor data input
,
Front PE sensor data input
Rear PE sensor data input
Top PE sensor data input
Power source
Head fan temperature sensor
GND Ground for HTMP and FTMP sensor
NC Not connected
Description
motor phase D signal output
sensor status data input
for the sensors
Appendix