System-Board Error Leds; Diagnostic Error Code Tables - IBM 8647 - Eserver xSeries 225 Maintenance And Troubleshooting Manual

System-board error LEDs

The following illustration shows the location of the error LEDs on the system board.
You might need to refer to this illustration when solving problems with the server.

Diagnostic error code tables

For descriptions of the error codes that might appear when you run the diagnostic
programs, see "Diagnostic error codes" on page 105
Notes:
1. Depending on your server configuration, some of the error codes might not
2. If diagnostic error codes appear that are not listed in the tables, make sure that
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IBM xSeries 225 Type 8647: Hardware Maintenance Manual and Troubleshooting Guide
Fan 1
error LED
(D2)
Fan 2
error LED
(D19)
Microprocessor 2
error LED
(D32)
Table 3. Error LEDs
Error LED
DIMM error (D26, D27, D28,
D29)
Microprocessor 2 error (D32) Microprocessor 2 problem
Fan error (D2, D19, D55)
Hard disk error (LEDs on
hot-swap hard disk drives)
appear when you run the diagnostic programs.
your server has the latest levels of BIOS, Remote Supervisor Adapter,
ServeRAID, and diagnostics microcode installed.
PCI fan error LED
(D55)
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)
Center fan error
LED (SYSFAN4)
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