Error Codes - IBM ThinkPad 755CX Manual

What If Your Computer Does Not Work?

Error Codes

Screen Message
9990301
9990302
9990305
Note: Incorrect
connection of the hard
disk drive can cause
these error codes to
appear.
99 xxxxx
111
158
159
16 x or 17 x
174
208
IBM ThinkPad 755CX User's Guide
The computer cannot find the startup drive.
Action:
1. Turn off the computer.
2. Press and hold F1; then turn on the computer to start Easy-Setup. Hold F1
until the Main Menu appears.
3. Select the Start up icon. If you are unable to set the startup sequence,
have the computer serviced.
4. Check the list of devices on the Set Startup Sequence screen. Is the
default drive in the startup sequence?
Yes Exit this screen, and turn off the computer.
No Select the Reset icon.
5. Is an operating system installed?
Yes Go to step 7.
No Install the operating system in your computer.
6. After the operating system is installed, turn off the computer.
7. Turn on the computer.
If the same screen message appears, have the computer serviced.
Have the computer serviced.
If you are using a Port Replicator or an expansion unit, disconnect it; then
reconnect it.
If there is still a problem, have the computer serviced.
A hard disk drive without a hard-disk password is installed when a supervisor
password is set.
Action:
1. Press Enter. The password menu in Easy-Setup appears.
2. Select the Hard-Disk icon.
3. Press Enter. The same password as the supervisor password is set for the
hard-disk password on the hard disk drive.
The hard-disk password differs from the supervisor password.
Action:
1. Turn off the computer; then turn it on again.
2. Change the hard-disk password to the supervisor password at the hard-disk
password prompt.
Follow the instructions on the screen.
There is a device configuration error.
Check that the hard disk drive and the diskette drive are installed firmly in the
connectors.
Action