IBM X3950 X5 User Manual

The following illustration shows the LEDs that are on a memory card.
DIMM 1 error LED
DIMM 2 error LED
DIMM 3 error LED
DIMM 4 error LED
DIMM 5 error LED
DIMM 6 error LED
DIMM 7 error LED
DIMM 8 error LED
Memory
card only
error LED
Light path
diagnostics
button
Light path
diagnostics
button
power LED
DIMM 5
DIMM 6
DIMM 7
DIMM 8
DIMM 1
DIMM 2
DIMM 3
DIMM 4
Memory
card/DIMM
error LED
Memory card/DIMM error LED: When this LED is lit, it indicates that a
memory card or DIMM has failed.
Memory card only error LED: When this LED is lit, it indicates that a memory
card has failed.
DIMM1-8error LED: When one of these LEDs is lit, it indicates that DIMM
has failed.
Light path diagnostics button power LED: When this LED is lit, it indicates that
the capacitor is charged and error LEDs can be lit as necessary.
Light path diagnostics button: Press this button to relight the error LED that
had previously been lit.
Chapter 5. Removing and replacing components 135

IBM X3950 X5 Specifications

General

Brand	IBM
Model	X3950 X5
Category	Server
Language	English