IBM 7940, Problem Determination And Service Manual

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v Follow the suggested actions in the order in which they are listed in the Action column until the problem
is solved.
v
See Chapter 3, “Parts listing, Type 7940 and 7941 servers,” on page 19 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.
Error code Description Action
1962 A drive does not contain a valid boot sector.
1. Make sure that a bootable operating system is
installed.
2. Reseat the hard disk drive.
3. Run the hard disk drive diagnostic test.
4. Check for a valid RAID configuration, if a RAID
configuration is in use.
5. Replace the following components one at a time,
in the order shown, restarting the server each
time:
a. Hard disk drive
b. SAS backplane
c. SAS cables
d. (Trained service technician only) System
board
2400 Video controller test failure.
1. Reseat the video adapter (if installed). See “Video
adapter information” on page 120 for more video
adapter information.
2. Replace the following components one at a time,
in the order shown, restarting the server each
time:
a. Video adapter (if installed) See “Video adapter
information” on page 120 for more video
adapter information.
b. (Trained service technician only) System
board
2462 Video memory configuration error. (Trained service technician only) Replace the system
board.
5962 IDE CD or DVD drive configuration error.
1. Run the Configuration/Setup Utility program,
select Load Default Settings , and save the
settings.
2. Reseat the following components:
a. CD or DVD drive power cable
b. CD or DVD drive IDE cable
c. CD or DVD drive
3. Replace the following components one at a time,
in the order shown, restarting the server each
time:
a. CD or DVD drive power cable
b. CD or DVD drive IDE cable
c. CD or DVD drive
d. Battery
e. (Trained service technician only) System
board
Chapter 5. Diagnostics
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