Lenovo ThinkServer RD220 Hardware Maintenance Manual page 37

• Follow the suggested actions in the order in which they are listed in the Action column until the problem is
solved.
• See Chapter 7 "Parts listing, ThinkServer RD220 Type 3729, 3779, 3797, and 3798" on page 205 to determine
which components are customer replaceable units (CRU) and which components are field replaceable
units (FRU).
• 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
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.
301 Keyboard or keyboard controller error.
303 Keyboard controller error.
1600
Service processor not functioning.
Action
1. Run the Server Configuration and Boot
Management 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 Server Configuration and
Boot Management program and change the power-on
password.
1. If the DIMM was disabled by the user, run the
Server Configuration and Boot Management
program and enable the DIMM.
2. Make sure that the DIMM is installed correctly (see
"Installing a DIMM" on page 169).
3. Reseat the DIMM.
4. Replace the DIMM.
1. Reseat the keyboard cable in the USB connector.
2. Move the keyboard cable to a different USB
connector.
3. Replace the following components one at a time,
in the order shown, restarting the server each time:
a. Keyboard
b. (Only if the problem occurred with a front USB
connector) Internal USB cable.
c. (Trained service technician only) System board
1. Reseat the keyboard cable in the USB connector.
2. Replace the following components one at a time,
in the order shown, restarting the server each time:
a. Keyboard
b. (Trained service technician only) System board
1. (Trained service technician only) Replace the
system board.
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Chapter 5 Diagnostics