Chapter 7 Troubleshooting Lightweight Access Points
Checking the Top Panel LEDs
Table | Top Panel LED Signals |
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Message | Ethernet | Status | Radio |
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Boot loader | Green | – | Green | DRAM memory test. | |
status |
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– | Amber | Red | Board initialization test | ||
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| – | Blinking green | Blinking green | Flash memory test. | |
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| Amber | Green | – | Ethernet initialization test. | |
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| Green | Green | Green | Starting Cisco IOS. | |
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Association | – | Green | – | At least one wireless client device is associated with the | |
status |
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| – | Blinking green | – | No client devices are associated; check the unit’s SSID | |
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| and WEP settings. | |
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Operating | – | Green | Blinking green | Transmitting/receiving radio packets. | |
status |
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Green | – | – | Ethernet link is operational. | ||
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| Blinking green | – | – | Transmitting/receiving Ethernet packets. | |
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Boot Loader | Red | – | Red | DRAM memory test failure. | |
Errors |
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– | Red | Red | File system failure. | ||
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| Red | Red | – | Ethernet failure during image recovery. | |
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| Amber | Green | Amber | Boot environment error. | |
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| Red | Green | Red | No Cisco IOS image file. | |
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| Amber | Amber | Amber | Boot failure. | |
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Operation | – | Green | Blinking amber | Maximum retries or buffer full occurred on the radio. | |
Errors |
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Blinking amber | - | – | Transmit/receive Ethernet errors. | ||
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| – | Blinking amber | – | General warning. | |
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Configuration | – | Amber | – | Resetting the configuration options to factory defaults. | |
Reset |
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Failure | Red | Red | Red | Firmware failure; try disconnecting and reconnecting | |
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| unit power. | |
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Firmware | – | Red | – | Loading new firmware image. | |
Upgrade |
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Controller | Alternating green, red , and amber1 | Connecting to the wireless LAN controller. | |||
status |
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| Note If the access point remains in this mode for | |
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| more than five minutes, the access point is | |
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| unable to find the controller. Ensure a DHCP | |
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| server is available or that controller information | |
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| is configured on the access point. | |
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1. This status indication has the highest priority and overrides other status indications.
Cisco Aironet 1200 Series Access Point Hardware Installation Guide
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