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3-4
Cisco Aironet 1570 Series Outdoor Access Point Hardware Installation Guide
OL-32138-01
Chapter 3 Troubleshooting
Monitoring the Access Point LEDs
Monitoring the Access Point LEDs
If your access point is not working properly, look at the LEDs on the bottom of the unit. You can use
them to quickly assess the status of the unit.
Note
It is expected that there will be small variations in LED color intensity and hue from unit to unit. This is
within the normal range of the LED manufacturer specifications and is not a defect.
The access point LED signals are listed in
.
Table 3-1
Access Point LED Signals
LED Message
Type
Color
Meaning
Boot loader
status sequence
Blinking
Green
Boot loader status sequence:
•
DRAM memory test in progress
•
DRAM memory test OK
•
Board initialization in progress
•
Initializing FLASH file system
•
FLASH memory test OK
•
Initializing Ethernet
•
Ethernet OK
•
Starting Cisco IOS
•
Initialization successful
Boot loader
warnings
Blinking
Amber
Configuration recovery is in progress (the MODE button
has been pushed for 2-3 seconds)
Solid
Red
There is an Ethernet failure or an image recovery (the
MODE button has been pushed for 20-30 seconds)
Blinking
Green
An image recovery is in progress (the MODE button has
been released)
Boot loader
errors
Solid
Red
There has been a DRAM memory test failure
Blinking
Red
and
Amber
There has been a FLASH file system failure
Blinking
Red
and Off
This sequence may indicate any of the following:
•
Environment variable failure
•
Bad MAC address
•
Ethernet failure during image recovery
•
Boot environment failure
•
No Cisco image file
•
Boot failure
Cisco IOS
errors
Solid
Red
There has been a software failure; a disconnect then
reconnect of the unit power may resolve the issue
Cycling through
Red
,
Green
,
Amber
and Off
This is a general warning of insufficient inline power.