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Cisco Content Delivery Engine 205/220/250/280/285/420/460/475 Hardware Installation Guide
Chapter 1 Overview of the Content Delivery Engines
Hardware Features
Table 1-50 CDE280 Front Panel LEDs, Definitions of States
1 Hard drive fault • Off—The hard drive is operating properly.
• Amber—Drive fault detected.
• Amber, blinking—The device is rebuilding.
• Amber, blinking with one-second interval—Drive
locate function activated.
2 Hard drive activity
• Off—There is no hard drive in the hard drive tray (no
access, no fault).
• Green—The hard drive is ready.
• Green, blinking—The hard drive is reading or writing
data.
3 Power button/LED
• Off—There is no AC power to the server.
• Amber—The server is in standby power mode. Power is
supplied only to the Cisco IMC and some motherboard
functions.
• Green—The server is in main power mode. Power is
supplied to all server components.
4 Unit Identification
• Off—The unit identification function is not in use.
• Blue—The unit identification function is activated.
5 System status
• Green—The server is running in a normal operating
condition.
• Green, blinking—The server is performing system
initialization and memory check.
• Amber, steady—The server is in a degraded operational
state. For example:
–
Power supply redundancy is lost.
–
CPUs are mismatched.
–
At least one CPU is faulty.
–
At least one DIMM is faulty.
–
At least one drive in a RAID configuration failed.
• Amber, blinking—The server is in a critical fault state.
For example:
–
Boot failed.
–
Fatal CPU and/or bus error is detected.
–
Server is in an over-temperature condition.
6 Fan status
• Green—All fan modules are operating properly.
• Amber, steady—One or more fan modules breached the
critical threshold.
• Amber, blinking—One or more fan modules breached
the non-recoverable threshold.
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