Compaq AP200 Maintenance And Service Manual page 65

4-4 Diagnostic Tools
POST Messages
Message
202-Memory Type Mismatch None
203-Memory Address Error
205-Memory Error
206-Secondary cache
controller failure
207-ECC Failure
210-Invalid Memory
Configuration Detected.
Maximum of 1 Gbyte of
Memory Supported. System
Halted.
212-Failed Processor
213-Incompatible DIMM
Module
301-Keyboard Error
301-Keyboard Error or Test
Fixture Installed
303-Keyboard Controller
Error
304-Keyboard or System
Unit Error
*L = Long, S = Short
Continued
Beeps* Probable Cause
Invalid memory configuration
None RAM failure
None Cache memory error (Processor
cache)
None Cache memory controller or RAM
failure
2S Single bit ECC error
None Too much memory installed
1L Processor has failed to initialize.
2S A DIMM module in DIMM socket
identified in the error message is
missing critical SPD information or
is incompatible with the chipset.
None Keyboard failure
None Keyboard failure
None I/O board keyboard controller
None Keyboard failure
Recommended Action
Run Computer Setup or Windows NT
utilities.
Replace the DIMMs.
Be sure memory module(s) are
installed properly.
Replace the DIMMS.
Replace the system board.
Run the Setup and Diagnostics
utilities.
Run the Setup and Diagnostics
utilities.
Replace DIMMs if error persists.
Reduce memory installed by
removing DIMMs.
Replace the processor and/or the
Processor Power Module.
Replace the DIMM with a module
conforming to the SPD standard.
Reconnect the keyboard with the
computer turned off.
Replace the keyboard.
Reconnect the keyboard with
computer turned off.
Replace the system board.
Reconnect the keyboard with the
computer turned off.
Replace the keyboard.
Replace the system board.
Continued