Compaq Deskpro EN Series of Personal Computers D-3
Table D-3
Memory Test Error Codes
Error
Code Description Recommended Action
0200-xx Memory machine ID test failed. Reinsert memory modules and retest.
0202-xx Memory system ROM checksum
failed
The following steps apply to error codes 0202-xx through
0211-xx:
0203-xx Memory write/read test failed 1. Remove one memory module at a time until the error
message stops.
0204-xx Memory address test failed. 2. Replace other removed modules one at a time,
testing each to ensure the error does not return.
0205-xxx Memory walking 1s test failed 3. Replace the system board and retest.
0209-xxx RAM long test failed
0211-xx Random pattern test failed.
0212-xxx Cache test failed Replace system board and retest.
0214-xx Noise test failed. The following steps apply to error codes 0214-xx through
0215-xx:
0215-xx Random address test failed. 1. Remove one memory module at a time until the error
message stops.
2. Replace other removed modules one at a time,
testing each to ensure the error does not return.
3. Replace the system board and retest.
Table D-4
Keyboard Test Error Codes
Error
Code Description Recommended Action
0300-xx Keyboard ID test failed. The following steps apply to error codes 0300-xx through
0304-xx:
0301-xx Keyboard self-test/interface test
failed.
1. Check the keyboard connection. If disconnected, turn
the computer off and connect the keyboard.
0302-xx Individual key test failed. 2. Replace the keyboard and retest.
0304-xx Keyboard repeat test failed. 3. Replace the system board and retest.
Table D-5
Parallel Printer Test Error Codes
Error
Code Description Recommended Action
0401-xx Printer failed or not connected. The following steps apply to 0401-xx through 0403-xx:
0402-xx Printer port test failed. 1. Connect the printer.
0403-xx Printer pattern test failed. 2. Check power to the printer.
3. Install the loop-back connector and retest.
4. Replace system board and retest.