Epson EPL-N2000, Service Manual

Page: 166 / 188

Table A-21 C207 MAIN Board CN14 (IC Card Slot) (continued)
Pin Signal Name I/O Description
56
57
58
59
60
61
62
63
64
65
66
67
68
A25
NC
RESET
WAIT
NC
REG
BVD2
BVD1
D8
D9
D10
CD2
GND
O
-
O
-
-
O
-
-
I/O
I/O
I/O
-
-
Address bit 25
Not used
Reset signal
Not used
Not used
Card select
Not used
Not used
Data bit 8
Data bit 9
Data bit 10
Not used
GND
Table A-22 C207 MAIN Board CN15 (Control Panel)
Pin Signal Name I/O Description
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
LCDCLK
GND
SWINIT
GND
LCD
A1
LED
SWRD
NC
LCDWR
DB0
DB1
DB2
DB3
DB4
DB5
DB6
DB7
+5V
+5V
O
-
I
-
O
I
O
O
-
O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
-
-
System clock
GND
Switch interupt request
GND
Select of LCD
Address bit 1
LED data write signal
Switch data read signal
Not used
LCD data write signal
Data bit 0
Data bit 1
Data bit 2
Data bit 3
Data bit 4
Data bit 5
Data bit 6
Data bit 7
+5 VDC
+5 VDC
EPL-N2000 Service Manual Appendix
Rev. A A-17