Service manual

EPL-56W /ActionLaser 1600 Service Manual
Appendix A
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Table A-7. CN8, 9 Pin Assignments (Continued)
Pin No.
Signal Name
ItO
Description
50
DQ24
tlo Data bus bit 24
51 DQ9
Vo
Data bus bit 9
52
DQ25 I/o
Data bus bit 25
53
DQ1O
ifo
Data bus bit 10
54
DQ26
I/o Data bus bit 26
55
DQ11
Vo Data bus bit 11
56
DQ27
Vo
Data bus bit 27
57
DQ12
Vo
Data bus bit 12
58
DQ28
Vo Data bus bit 28
59
Vcc
—
+5
VDC
60
DQ29
Vo Data bus bit 29
61
DQ13
Vo Data bus bit 13
62
DQ30
Vo
Data bus bit 30
63
DQ14
Vo
Data bus bit 14
64
DQ31
Vo
Data bus bit 31
65
DQ14
Vo
Data bus bit 14
66
NC
—
Not connected
67
Pol
—
Not
USed
68
P02
—
Not used
69
P03
—
Not used
70
P04
—
Not used
71
NC
—
Not connected
72
Vss
—
Gm.md
A.1.2 Engine Controller Board (PWB-A Board)
Table A-8.
CN4 Pin Assignments
Pin No.
Signal Name
m
Description
1 DC5V
—
+5 VDc
2
T. EMPTY
I
Toner empty signal
3
T.LED o
Toner enpty sensor LED drive
4
GND1
—
Ground
Table A-9. CN5 Pin Assignments
Pin No. Signai Name
m
Description
1
M2:CLK
o
M2 drive clock
2
M2:LOCK
I
M2 lock signal
3
M2:ON
o
M2 drive
4
GND2
—
GmJnd
5
24 VDC
—
+24 VDC
6
5 VDC
—
+5
VDC
7
LDATA
o
Laser data
8
GND1
—
Ground
9
LDVR1
o
Laser power adjust 1
10
LDVR2
o
Laser power adjust 2
11
LDLVL
I
Laser power signal
12
SCAN
I
Horizontal synchronous signal
13 GND1
—
Ground
Rev. A
A-II