IBM System x3500 Service Manual page 115

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 x3500 Type 7977," on page 41 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
189 An attempt was made to access the server
with an incorrect password.
196 Microprocessors do not have the same L2
or L3 cache size.
198 Microprocessors are not the same speed
289 A DIMM has been disabled by the system.
301, 303 Keyboard or keyboard controller error.
Action
Restart the server and enter the administrator
password; then, run the Configuration/Setup Utility
program and change the power-on password.
Note: If you forgot the power-on password or
administrator password, you can change the position
of the jumper on pin 2 on SW4 to the On position to
bypass the password check. This enables you to
reset the passwords.
Install microprocessors with the same L2 or L3 cache
size.
Note: Do not use dual-core and quad-core
processors in the same system.
Install microprocessor of the same speed.
Note: Do not use dual-core and quad-core
processors in the same system.
1. Replace the lowest-numbered pair of DIMMs with
an identical known good pair of DIMMs; then,
restart the server. If the beep code error remains,
return one DIMM at a time from the failed pair to
its connector, restarting the server after you
reinstall each DIMM, to identify the failed DIMM.
2. Make sure that the DIMM is installed correctly
(see "Memory module" on page 66).
3. Reseat the DIMM.
4. Replace the DIMM.
1. If you have installed a USB keyboard, run the
Configuration/Setup Utility program and enable
keyboardless operation to prevent the POST error
message 301 from being displayed during startup.
2. Reseat the keyboard.
3. 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
105
Chapter 5. Diagnostics