Lenovo ThinkServer RD120 Hardware Maintenance Manual page 198

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, ThinkServer RD120 Machine Types 6444, 6445, 6446, and 6447," on page 25
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
180-xxx-005 Failed hard disk drive backplane LED test.
201-xxx-0nn Failed memory test.
Note: nn = slot number of failing DIMM.
201-xxx-n99 Multiple DIMM failure.
Note: n = the number of the failing pair
(see Table 16 on page 88 and the illustration
following).
202-xxx-00n Failed system cache test.
Note: n = APIC ID for failing
microprocessor.
v 0, 1, 2, 3 = microprocessor 1
v 4, 5, 6, 7 = microprocessor 2
Odd APIC numbers are hyperthreads.
215-xxx-000 Failed CD-RW/DVD drive test.
180
ThinkServer RD120 server Machine Types 6444, 6445, 6446, and 6447: Hardware Maintenance Manual
Action
1. Reseat the following components:
a. Hard disk drive backplane cable.
b. Hard disk drive backplane.
2. Replace the following components one at a time,
in the order shown, restarting the server each
time:
a. Hard disk drive backplane
b. (Trained service technician only) System
board
Replace the following components one at a time, in
the order shown, restarting the server each time:
1. DIMM identified by nn
2. (Trained service technician only) System board
1. See the error text to identify the failing DIMMs.
2. Replace the following components one at a time,
in the order shown, restarting the server each
time:
a. DIMMs in pair n
b. (Trained service technician only) System
board
1. Make sure that the BIOS code is at the latest
level.
2. Reseat the following components:
a. (If n = 4, 5, 6, or 7) VRM
b. (Trained service technician only) The
indicated microprocessor.
3. Replace the following components, one at a time,
in the order shown, restarting the server each
time:
a. (If n = 4, 5, 6, or 7) VRM
b. (Trained service technician only) The
indicated microprocessor.
1. Run the test again with a different CD-RW/DVD
drive.
2. Reseat the following components:
a. CD-RW/DVD drive
b. Operator information panel assembly
3. Replace the following components one at a time,
in the order shown, restarting the server each
time:
a. CD-RW/DVD drive
b. CD/DVD media backplane