System-Board Error Leds - IBM 8647 - Eserver xSeries 225 Installation Manual

System-board error LEDs

The following illustration shows the LEDs on the system board. You might need to
refer to this illustration when solving problems with the server.
Fan 1
error LED
(D2)
Fan 2
error LED
(D19)
Microprocessor 2
error LED
(D32)
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IBM xSeries 225 Type 8647: Installation Guide
PCI fan error LED
(D55)
Table 2. Error LEDs
Error LED
DIMM error (D26, D27, D28,
D29)
Microprocessor 2 error (D32) Microprocessor 2 problem
Fan error (D2, D19, D55,
D56)
Hard disk error (LEDs on
hot-swap hard disk drives)
Center fan error
LED (SYSFAN4)
Without optional Remote
Supervisor Adapter
Memory problem (also turns
on system error LED on the
front bezel)
(also turns on system error
LED on the front bezel)
No function
Hot-swap hard disk drive
failure
DIMM 1 error LED
(D27)
DIMM 2 error LED
(D26)
DIMM 3 error LED
(D29)
DIMM 4 error LED
(D28)
SCSI controller
status LED
(D45)
With optional Remote
Supervisor Adapter
Memory problem (also turns
on system error LED on the
front bezel)
Microprocessor 2 problem
(also turns on system error
LED on the front bezel)
Fan failure
Hot-swap hard disk drive
failure