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Cisco Aironet 1250 Series Access Point Hardware Installation Guide
OL-8247-03
Chapter 3 Troubleshooting 1250 Series Autonomous Access Points
Checking the Power Injector LEDs
Checking the Power Injector LEDs
The power injector (model:AIR-PWRINJ4) has three LEDs on the top end of the case (see Figure 3-2).
Figure 3-2 Power Injector LEDs
Boot loader errors Red Red Red DRAM memory test failure.
Off Red Blinking red
and blue
Flash file system failure.
Off Amber Alternating red
and green
Environment variable (ENVAR) failure.
Amber Off Rapid blinking
red
Bad MAC address.
Red Off Blinking red
and off
Ethernet failure during image recovery.
Amber Amber Blinking red
and off
Boot environment error.
Red Amber Blinking red
and off
No Cisco IOS image file.
Amber Amber Blinking red
and off
Boot failure.
Cisco IOS errors Blinking amber — — Transmit or receive Ethernet errors.
— Blinking amber — Maximum retries or buffer full occurred on the
radio.
Red Red Off Software failure; try disconnecting and
reconnecting unit power.
— — Cycle through
blue, green,
red, and off
General warning, insufficient inline power (see
the “Low Power Condition on Autonomous
Access Points” section).
Table 3-1 Autonomous Access Point LED Signals (continued)
Message type Ethernet LED Radio LED Status LED Meaning
AP POWER FAULT AC POWER
170366
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