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(5) Expansion I/O check contents
* Connect the cable as illustrated below, then check the high output/high input, low
output/low input.
(6) Internal serial I/F check contents
(7) RFID module check contents
OK: Normal data
NG: Abnormal data, or the loop-back jig is not connected.
Expansion I/O
EXP.I/O NG
R
R
R
R
R
R
R
Vcc
LED
R = 300 ohms
Connector: FCN-781P024-G/P
GND
12
11
10
9
8
7
6
4
5
3
1
2
24
23
22
21
20
19
18
16
17
15
13 14
EX.232C NG
OK: Normal data
NG: Abnormal data, or the loop-back jig is not connected.
Internal serial I/F
RFID OK V2.17M
OK: Normal state
NG: Erroneous state
RFID module version
RFID module
