IBM 68666AU User Guide - Page 109

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Code 20x 301 or 303 601 602 604 662 762 11xx Description A memory error occurred. A keyboard error occurred. A diskette drive or controller error occurred. The diskette IPL startup (boot) record is not valid. An unsupported diskette drive is installed. Diskette drive configuration error A math coprocessor configuration error occurred. A serial port error (xx = serial port number) occurred. Action Go to "IBM Enhanced Diagnostics" on page 109 for instructions for running diagnostics. 1. Make sure the keyboard is properly connected. 2. If the keyboard is properly connected, have the computer serviced. 1. Go to "IBM Enhanced Diagnostics" on page 109 and if possible follow the instructions to run the Enhanced Diagnostics. 2. Have the computer serviced. 1. The diskette might be defective. Try another diskette. 2. If the problem persists, have the computer serviced. 1. Go to "IBM Enhanced Diagnostics" on page 109 and if possible follow the instructions to run the Enhanced Diagnostics. 2. Have the computer serviced. 1. Go to the configuration procedure and verify the diskette drive configuration. 2. Run the diagnostics program for the diskette drive. See "IBM Enhanced Diagnostics" on page 109. 3. If the problem persists, have the computer serviced. Have the computer serviced. Have the computer serviced. Chapter 6. Troubleshooting 93

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Code
Description
Action
20x
A memory error occurred.
Go to “IBM Enhanced
Diagnostics” on page
109 for
instructions for running
diagnostics.
301 or
303
A keyboard error occurred.
1.
Make sure the keyboard is
properly connected.
2.
If the keyboard is properly
connected, have the
computer serviced.
601
A diskette drive or controller
error occurred.
1.
Go to “IBM Enhanced
Diagnostics” on page
109
and if possible follow the
instructions to run the
Enhanced Diagnostics.
2.
Have the computer
serviced.
602
The diskette IPL startup (boot)
record is not valid.
1.
The diskette might be
defective. Try another
diskette.
2.
If the problem persists,
have the computer
serviced.
604
An unsupported diskette drive
is installed.
1.
Go to “IBM Enhanced
Diagnostics” on page
109
and if possible follow the
instructions to run the
Enhanced Diagnostics.
2.
Have the computer
serviced.
662
Diskette drive configuration
error
1.
Go to the configuration
procedure and verify the
diskette drive
configuration.
2.
Run the diagnostics
program for the diskette
drive.
See “IBM Enhanced
Diagnostics” on page
109.
3.
If the problem persists,
have the computer
serviced.
762
A math coprocessor
configuration error occurred.
Have the computer serviced.
11xx
A serial port error (xx = serial
port number) occurred.
Have the computer serviced.
Chapter 6.
Troubleshooting
93