Chapter 6 HARDWARE
CONFIGURATION
6-6
IL-2000SA Service Manual
z
I/O signals
XJ1
No.
Signal name
Direction
Other side
1
to
28
RS-232C
I
2
NET(ELAN)
I
2
NET(ILAN)
Fluorescent
indicator
−
P-918
(XJ5,7)
29
to
31
DC+12[V]
Æ
32
33
VH
DC+24[V]
Æ
34
to
38
GND
Æ
39
40
Vcc
DC+5[V]
Æ
XJ2
No.
Signal name
Direction
Other side
1 DC+5[V]
Å
SW power
supply
(CN7)
2 GND(DC+5[V])
Å
3 DC+12[V]
Å
4 GND(DC+12[V])
Å
XJ3
No.
Signal name
Other side
A0
to
A60
B0
to
B60
Signal between
P-909 and P-910
P-909 (XJ1)
XJ5
No.
Signal name
Direction
Other side
1 TXD
Æ
2
RS-232C
(P-919)
2 RTS
Æ
4
3 RXD
Å
1
4 CTS
Å
3
5 DC+5[V]
−
8
6 SG
−
5
7
−
−
−
XJ6
No.
Signal name
Direction
Other side
1 DC+24[V]
Å
P-909
(XJ9)
2 GND
−
XJ7
No.
Signal name
Direction
Other side
1 to
24
KEYBORD
control signal
−
Keyboard
P-944
(XJ1)
25
to
27
Vcc
DC+5[V]
Æ
28
to
30
GND
−
XJ9
No.
Signal name
Direction
Other side
1
to
8
Data (LDO to
LD7)
−
Liquid crystal
display
(Through
P-919)
9 Vcc(DC+5[V])
Æ
10 GND
−
11
−
−
12 DC+34[V]
Æ
13 DC+34[V]
Æ
14 Vcont
Æ
XJ10
No.
Signal name
Other side
1
to
15
Liquid crystal
display control
signal
Liquid crystal display
（
Through P-919
）
XJ11
No.
Signal name
Direction
Other side
1 DC+12[V]
Æ
Back light
inverter
(CN1)
2 GND
−
3
ON/OFF(buzzer
on/off)
−
DISCONTINUED
Summary of Contents for IL-2000SA
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