IBM System x3400 Type 7973, Problem Determination And Service Manual

Page: 47 / 210

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, System x3400 Types 7973, 7974, 7975 and 7976,” on page 87 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
178 x Fixed disk error.
Note: x is the drive that has the error.
1. Run the hard disk drive diagnostic tests on drive
x (see “Running the diagnostic programs” on
page 58.
2. Reseat the hard disk drive cables.
3. Replace the hard disk drive cables.
4. Run the hard disk drive diagnostics tests on drive
x .
5. Reseat the following components, depending on
the server model:
v Hot-swap and non-hot-swap models:
a. Hard disk drive x
b. Hard disk drive x cable
c. Optional adapter cable
d. SAS/SATA backplane
v
Simple-swap models:
a. Hard disk drive x
b. Hard disk drive x cable
c. Optional adapter cable
d. SATA backplate
6. Replace the following components one at a time,
depending on the server model, in the order
shown, restarting the server each time:
v
Hot-swap and non-hot-swap models:
a. Hard disk drive x
b. Hard disk drive cable
c. Optional adapter cable
d. SAS/SATA backplane
v Simple-swap models:
a. Hard disk drive x
b. Hard disk drive x cable
c. Optional adapter cable
d. SATA backplate
7. (Trained service technician only) Replace the
system board.
1800 Unavailable PCI hardware interrupt.
1. Run the Configuration/Setup Utility program and
adjust the adapter settings.
2. Remove each adapter one at a time, restarting
the server each time, until the problem is isolated.
Chapter 2. Diagnostics
29