IBM 88643RU - System x3850 - 8864 Service Manual page 139

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 8864," on page 23 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
166-201-006 ISMP indicates I2C errors on bus O.
166-201-007 ISMP indicates I2C errors on bus M0.
166-201-008 ISMP indicates I2C errors on bus M1.
166-260-000 ASM restart failure.
166-342-000 System management BIST indicates failed
tests.
Action
1. Reseat the following components:
a. (Trained service technician only) Operator
information panel
b. I/O board
2. Replace the components listed in step 1 one at a
time, in the order shown, restarting the server
each time.
1. Reseat the following components:
a. Memory card
b. I/O board
c. Microprocessor tray
2. Replace the following components one at a time,
in the order shown, restarting the server each
time.
a. Memory card
b. I/O board
c. (Trained service technician only)
Microprocessor tray
1. Reseat the following components:
a. Memory card
b. I/O board
c. Microprocessor tray
2. Replace the following components one at a time,
in the order shown, restarting the server each
time.
a. Memory card
b. I/O board
c. (Trained service technician only)
Microprocessor tray
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.
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.
123
Chapter 5. Diagnostics