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5-9
Compaq ProLiant 5000 Servers Reference Guide
Writer: Compaq Project: Special Features of Compaq ProLiant 5000 Servers Comments:
File Name: I-ch5.doc Last Saved On: 4/18/97 6:33 PM
Internal System LED Monitors
ProLiant 5000 Servers are populated with as many as 48 internal Light
Emitting Diodes (LEDs) that turn on and off at various times during system
operation. These LEDs are controlled by the system hardware and ROM to
provide diagnostic information.
Table 5-1
CPU Board LED Definitions
LED Name
Qty
Location
Function
Activation
Processor Error
2
One for each CPU on the
processor board
RED indicates which CPU
received an internal processor
error
Hardware
Processor
Thermal Monitor
2
One for each CPU on the
processor board
RED indicates CPU has
overheated
Hardware
Board
Thermal
Monitor
1
One on each processor board
RED indicates maximum board
temperature was reached
Hardware
Processor
Error
1
One on each processor board
RED indicates that an error has
occurred with the CPU board
Software
Non-redundancy
Indicator
1
One on each CPU board in the
center
RED indicates that CPUs on a
processor board are receiving
different voltage inputs
Hardware
Processor Power
2
One above each CPU
GREEN indicates power is being
supplied to the processor
Hardware
Figure 5-10 and Table 5-2 identify individual LEDs on a CPU board
by location.
