200 - 299, Memory Test Error Codes; 300 - 399, Keyboard Test Error Codes; Keyboard Test Error - Compaq ProLiant 6400R Maintenance And Service Manual

200 – 299, Memory Test Error Codes
The 200 series of diagnostic error codes identifies failures with the memory subsystem.
Error Code
200-xx
201-xx
202-xx
203-xx
204-xx
205-xx
206-xx
207-xx
208-xx
210-xx
215
300 – 399, Keyboard Test Error Codes
The 300 series of diagnostic error codes identifies failures with keyboard and system board
functions.
Error Code
301-xx
302-xx
303-xx
304-xx
Memory Test Error Codes
Description
Invalid memory configuration
Memory machine ID test failed.
Memory system ROM checksum
failed.
Memory write/read test failed.
Memory address test failed.
Walking I/O test failed.
Increment pattern test failed.
Invalid memory configuration.
Check DIMM installation. DIMMs
installed have 8 K refresh.
Invalid memory speed detected.
Check DIMM installation. Slow
DIMMs may cause data loss.
Random pattern test failed.
Nonfunctioning DC-DC converter
for processor X
Keyboard Test Error Codes
Description
Keyboard short test, 8042 self-test
failed.
Keyboard long test failed.
Keyboard LED test, 8042 self-test
failed.
Keyboard typematic test failed.
Diagnostics and Troubleshooting 3-23
Table 3-4
Recommended Action
Reinsert memory modules in correct locations and
retest.
1. Replace the system ROM and retest.
2. Replace the processor board and retest.
3. Replace the memory expansion board and retest.
1. Replace the system ROM and retest.
2. Replace the processor board and retest.
3. Replace the memory expansion board and retest.
Replace DIMMs.
Replace DIMMs with timing greater than 60 ns.
1. Replace the memory module and retest.
2. Replace the processor board and retest.
3. Replace the memory expansion board and retest.
Replace the DC-DC Converter (PPM)
Table 3-5
Recommended Action
1. Check the keyboard connection. If disconnected,
turn off the computer, connect the keyboard, turn
on the power, and retest.
2. Replace the keyboard and retest.
3. Replace the system board and retest.