Bridge/Router Installation and Configuration Guide

Chapter 7 Maintaining the Router
Removing and Replacing the Optional 2-Level AC-Input Power Shelf
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Cisco 12016, Cisco 12416, and Cisco 12816 Router Installation and Configuration Guide
OL-11495-01
• TEMP (yellow)—Indicates that the power supply is in an overtemperature
condition, causing a shut-down to occur.
Note If the temp indicator is on, the fault indicator also goes on.
– Verify that the power supply fan is operating properly.
– Verify that the blower modules are operating properly.
– If the blower modules are operating properly, replace the existing power
supply with a spare.
• TEMP (flashing yellow—2500 W PEM only)—Indicates that a power supply
fan is locked or malfunctioning.
Note If the temp indicator is flashing, the fault indicator also goes on.
– Check to see if the fan is operating. Remove anything that may be
obstructing the fan.
– If the fan is not operating, replace the power supply.
• ILIM (2000 W PEM only) (yellow)—Indicates the power supply is operating
in a current-limiting condition.
– Each power cord should be connected to a dedicated AC power source.
Each AC power supply operating in the nominal range of 200 to 240 VAC
requires a minimum service of 20 A, North
America (or 13 A,
international).