6-11
EM18-33017
6. DIAG. TEST OPERATION
DIP SW
DIP Switch 1
0: OFF (OPEN)
1: ON (SHORT)
DIP Switch 2
0: OFF (OPEN)
1: ON (SHORT)
Pin No.
0 0 0 0 0 0 0 0
8 7 6 5 4 3 2 1
1 0 0 0 1 0 1 0
8 7 6 5 4 3 2 1
Status
EXP. I/O
Expansion I/O PC board
Loopback test
OK: The circuit has no problem.
NG: The circuit has a problem or loopback jig
is not attached.
OK
1
2
3
4
5
7
8
9 10 11
300
Ω
x 5
12
15
300
Ω
Vcc
GND
21
For the loopback test, connect jig as shown below and check HIGH output / HIGH input and LOW
output / LOW input.
Connecter: FCN-781P024-G/P
Fig. 6-3
6.2 SELF TEST MODE
DIP SW Check
NOTE:
The DIP switch 1-7 is to be set to 0 (OFF:OPEN) regardless of setting item.
EXP. I/O Check