IBM eServer 260 Series Installation Manual page 69

v Follow the suggested actions in the order in which they are listed in the Action column until the problem
is solved.
v See the parts listing in the Problem Determination and Service Guide to determine which components are
customer replaceable units (CRU) and which components are field replaceable units (FRU).
v If an action step is preceded by "(Trained service technician only)," that step must be performed only by a
trained service technician.
Lit light path
diagnostics LED with
the system-error LED
also lit Description
DASD A hard disk drive has failed or has
been removed.
Note: The error LED on the failing
hard disk drive might also be lit.
RAID The RAID adapter (ServeRAID-8i)
has indicated a fault.
NONRED The server is operating with
nonredundant power. If a power
supply or ac power source fails, the
system will be over spec.
Note: The LOG LED might also be
lit.
TEMP A system temperature or component
has exceeded specifications.
Note: A fan LED might also be lit.
Action
1. Reinstall the removed drive.
2. Reseat the following components:
a. Failing hard disk drive
b. SAS hard disk drive backplane cables
c. I/O board
3. Replace the following components one at a time,
in the order shown, restarting the server each time:
a. Failing hard disk drive
b. SAS hard disk drive backplane cables
c. SAS backplane
d. I/O board
1. Check the BMC log or the system-error log for
information.
2. Reseat the following components:
a. RAID adapter
b. Hard disk drives
c. I/O board
3. Replace the components in step 2 one at a time,
in the order shown, restarting the server each time.
1. If the PS LED on the light path diagnostics panel is
lit, follow the instructions for that LED.
2. Replace the failing power supply.
3. Remove optional devices.
1. See the BMC log or the system-error log for the
source of the fault.
2. Make sure that the airflow in the server is not
blocked.
3. If a fan LED is lit, reseat the fan.
4. Replace the fan for which the LED is lit.
5. Make sure that the room is neither too hot nor too
cold (see "Environment" in "Features and
specifications" on page 4).
6. If one of the integrated VRMs indicates "hot,"
remove ac power before restoring dc power.
Chapter 5. Solving problems
57