IBM System x3530 M4 Installation And Service Manual page 129

Table 11. Light path diagnostics panel LEDs (continued)
v Follow the suggested actions in the order in which they are listed in the Action column until the problem is
solved.
v If a action step is preceded by "(Trained technician only)," that step must be performed only by a trained
technician.
LED Description
HDD A hard disk drive has failed or is
missing.
BOARD An error has occurred on the
system board.
Action
1. Check the LEDs on the hard disk drives for the drive
with a lit status LED and reseat the hard disk drive.
2. Make sure that the cables are correctly connected to the
hard disk drive backplane.
3. For more information, see "Hard disk drive problems" on
page 244.
4. If the error remains, replace the following components in
the order listed, restarting the server after each:
a. Replace the hard disk drive.
b. Replace the hard disk drive backplane.
5. If the error remains, replace the following components
one at a time, in the order listed, restarting the server
after each:
a. Replace the hard disk drive.
b. Replace the hard disk drive backplane.
6. If the problem remains, go to http://www.ibm.com/
systems/support/supportsite.wss/
docdisplay?brandind=5000008&lndocid=SERV-CALL.
1. Check the LEDs on the server.
2. Check the LEDs on the system board to identify the
component that caused the error. The BOARD LED can be
lit due to any of the following reasons:
v Battery
v Missing PCI riser-card assembly
v Failed firmware update
v Failed system board
3. Check the system-event log for information about the
error.
4. Replace any failed or missing replacement components,
such as the battery or PCI riser-card assembly.
5. (Trained technician only) replace the server system board.
Chapter 4. Troubleshooting
113