System Board Led Locations - IBM Netfinity 5100 User Reference Manual

System board

System board LED locations

DIMM 4
failure (CR20)
DIMM 3
failure (CR18)
DIMM 2
failure (CR28)
DIMM 1
failure (CR21)
Power-on
indicator (CR56)
Advanced System
Management Processor
error (CR70)
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IBM® Netfinity® 5100 User's Reference
The following illustration identifies system-board LEDs. You might need to refer to
this figure when troubleshooting a problem.
Note: The illustrations in this document might differ slightly from your hardware.
Note: The power-on indicator (CR56) lights when system power is present in the
server. When this light flashes, the server is in standby mode (the system
power supply is turned off and current is present).
Diagnostics panel LEDs:
PS1 Power supply 1 failure.
PS2 Power supply 2 failure.
PS3 Power supply 3 failure.
NON Non-redundant power.
OVER Overspec. The system has exceeded the power capabilities of the installed
power supply units.
NMI Non-maskable-interrupt occurred.
TEMP System temperature exceeded maximum rating.
A fan failed or is operating slowly.
FAN
MEM Memory failure. One or more memory DIMMS have failed.
CPU Microprocessor failure. One or both microprocessors have failed.
Microprocessor 2
failure (CR7)
Microprocessor 1
failure (CR1)
Voltage regulator module
(VRM2) failure (CR16)
Integrated voltage regulator
(VRM1) failure (CR4)
Diagnostics panel