App-1
IM 04L51B01-41EN
Appendix
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App
Appendix 1
Troubleshooting
1.1
Unable to Connect to Network
Unable to join network
Check ST1 LED
Check ST2 LED
Blinking red
Cause: Wireless device failure • • • • • • • • • • •
Blinking red
Cause: Wireless device configuration error • • •
To No. 1-1
To No. 1-2
No
Corrective action
1-1 Cause: Wireless device failure
1-1
The wireless device may not be working properly, so change it.
1-2 Cause: Wireless device configuration error
1-2
[If all devices show the same phenomenon]
The encryption key set in the coordinator may be different from that indicated on the
parameter sheet.
Connect the maintenance console to the coordinator, and set the encryption key
exactly as indicated on the parameter sheet.
• Maintenance console window: Coordinator configuration > Module setup > Basic
configuration > Encryption key
[If only certain devices show the same phenomenon] * when MAC address
authentication is disabled
The encryption key set in the routers may be different from that indicated on the
parameter sheet.
Connect the maintenance console to the routers, and set the encryption key exactly
as indicated on the parameter sheet.
• Maintenance console window: Router configuration > Module setup > Basic
configuration > Encryption key
[If only certain devices show the same phenomenon] *When MAC address
authentication is enabled
The MAC address of the applicable router registered in the MAC address list of the
coordinator may be different from the MAC address of the actual device.
Connect the maintenance console to the coordinator, and check whether the MAC
address of the applicable router is set correctly.
• Maintenance console window: Coordinator configuration > Module setup > Basic
configuration > MAC address authentication > Edit MAC address list > Allow radio
device list
[If only certain devices show the same phenomenon] *When MAC address
authentication is enabled
The encryption key of the applicable router registered in the MAC address list
of the coordinator may be different from the encryption key set on the actual
device. Connect the maintenance console to the coordinator or router, and set the
encryption key correctly.
• Maintenance console window: Coordinator configuration/Router configuration >
Module setup > Basic configuration > Encryption key
Appendix
