Chapter 4 Troubleshooting - Advantech WLAN-9100 Manual

Chapter 4 Troubleshooting

If you have trouble using the WLAN-9100 Wireless LAN Access Point, the starting point to
troubleshoot the problem with your Access Point is looking at the LED activity of the Access
Point. The following is "LED Error Table" provided to assist you in diagnosing and solving
operational problems.
PWR
Continuous
Green
Continuous
Green
Off
Blink Green
Continuous
Green
Blink Green
Blink Green
AP WLAN
Flash
Green
On Off
Off Off
Off Off
-
Blink
Green
-
LAN LINK
Steady Normal operation where flickering
Flash
Green indicates interface activity.
Green
¡
-
Normal operation that indicates
there is no LAN activity.
Off -
¡
Power failure.
Off Off
¡
¡
Invalid loader firmware or the
micro-controller is dead.
Off Off
¡
Invalid Access Point firmware.
¡
- -
Wireless LAN initialization failure
- -
¡
Ethernet initialization failure
Blink
-
¡
Green
-33-
Description/Action
No action required.
No action required.
Check the power cord.
Check the power supply.
Return the unit to the vendor
for support.
Upgrade the firmware via the
utility or console mode.
Check whether the wireless
module has been properly
installed.
Return the device to the vendor
for support.