Lenovo ThinkServer RD120 Hardware Maintenance Manual page 158

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
175 Service processor code on optional service
processor adapter corrupted or not loaded.
184 Power-on password damaged.
187 VPD serial number not set.
189 An attempt was made to access the server
with an incorrect password.
289 A DIMM has been disabled by the user or
by the system.
140
ThinkServer RD120 server Machine Types 6444, 6445, 6446, and 6447: Hardware Maintenance Manual
Action
1. Update the firmware on the optional Remote
Supervisor Adapter II SlimLine (see "Updating the
firmware" on page 17).
2. Replace the optional Remote Supervisor Adapter
II SlimLine.
1. Restart the server and enter the administrator
password; then, run the Configuration/Setup
Utility program, select Load Default Settings,
and save the settings.
2. Reseat the battery.
3. Clear CMOS memory. See "System-board
switches and jumpers" on page 13 for information
about how to clear CMOS memory.
4. Replace the following components one at a time,
in the order shown, restarting the server each
time:
a. Battery
b. (Trained service technician only) System
board
1. Run the Configuration/Setup Utility program, set
the serial number, and save the configuration.
2. (Trained service technician only) Replace the
system board.
Restart the server and enter the administrator
password; then, run the Configuration/Setup Utility
program and change the power-on password.
1. If the DIMM was disabled by the user, run the
Configuration/Setup Utility program and enable
the DIMM.
2. Make sure that the DIMM is installed correctly
(see "Installing a memory module" on page 88).
3. Reseat the DIMM.
4. Replace the DIMM.