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Fan Tray LED
LED
OUT (Output OK)
Fail
Fan Tray LED
The fan tray LED is located on the top left portion of the fan tray.
Hardware Installation Guide for Cisco 8600 Series Routers
132
Color
Status
The module is in one of the following states:
Green
Output power is enabled
Flashing Green
The module is in one of the following states:
Off
Firmware upgrade is in-progress.
Red
An output voltage is out of the specified range, or the
power supply module's fan has failed (as sensed by
lack of fan rotation), or the power supply module is
turned off after input power is applied.
Illuminates for 2-3 seconds after input is applied or
disconnected through the front panel On/ Off switch
(for AC-input power supplies) or On/ Off power
button (for DC-input power supplies) or a circuit
breaker.
Note
Flashing Red
Module firmware upgrade is in-progress
• Output is out of regulation.
• In sleep mode (Not present in DC-60)
For DC input voltages that are greater
than 77 VDC, this LED blinks on-off
(0.5 sec ON / 0.5 sec OFF).
LEDs
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