IBM System x3400 Type 7973, 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, 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
166-201-006 ISMP indicates I2C errors on bus O.
1. (Trained service technician only) Control-panel
assembly.
2. Replace the components one at a time, in the
order shown, restarting the server each time:
a. (Trained service technician only)
Control-panel assembly.
b. (Trained service technician only) System
board
166-201-007 ISMP indicates I2C errors on bus M0.
1. Reseat the DIMM.
2. Replace the following components one at a time,
in the order shown, restarting the server each
time:
a. DIMM
b. (Trained service technician only) System
board
166-201-008 ISMP indicates I2C errors on bus M1.
1. Reseat the DIMM.
2. Replace the following components one at a time,
in the order shown, restarting the server each
time:
a. DIMM
b. (Trained service technician only) System
board
166-260-000 ASM restart failure.
1. Disconnect all server and option power cords
from the server, wait 30 seconds, reconnect the
power cords, and retry.
2. Reseat the Remote Supervisor Adapter II
SlimLine.
3. Replace the Remote Supervisor Adapter II
SlimLine.
166-342-000 System management BIST indicates failed
tests.
1. Disconnect all server and option power cords
from the server, wait 30 seconds, reconnect the
power cords, and retry.
2. Reseat the Remote Supervisor Adapter II
SlimLine.
3. Replace the Remote Supervisor Adapter II
SlimLine.
166-400-000 ISMP Self Test Result failed tests: xxx
where xxx=flash, ROM, or RAM.
1. Disconnect all server and option power cords
from the server, wait 30 seconds, reconnect the
power cords, and retry.
2. Update the BMC firmware (see “Updating the
firmware” on page 165).
3. (Trained service technician only) Replace the
system board
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System x3400 Types 7973, 7974, 7975, and 7976: Problem Determination and Service Guide