Troubleshooting
12
p.129
Before requesting RMA, please check the cases below if your problem is one of them.
1. 1 The device dose not communicate with PC.
2. 2 When turning on the device, Date / Time is not displayed on the LCD and special
characters are displayed.
3. 3 When configuring the device using MASTER ID, suddenly the device goes back to the
normal mode.
4. 4 The device does not go to setting mode after inputting MASTER ID.
5. 5 The device work well with RF Card, but does not work when inputting card number.
6. 6 When the device have read a card, the device does not response or a different card
number appears.
7. 7 A registered card is not authenticated.
1 The device dose not communicate with PC.
1.1 Please check wiring.
See [Communication] of the manual and check if the wiring is good.
In the case of RS232 communication
See [Communication] > [RS232 Communication Port Connection] of the manual and check if
the wiring is good.
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