Compaq AP550 Compaq Professional Workstation AP550 Maintenance & Service G - Page 99

Diagnostic Tools 4-5 Table 4-1 POST Error Messages continued Error Code Audible Beeps L=Long S=Short 207-ECC Corrected 2S Single Bit Errors in Memory Module Socket(s) 212-Failed Processor 1L 213-Incompatible Memory Module in Memory Module Socket(s) 214-Memory Device Failure. Error Code: XX Memory Module Sockets(s): XX 301-Keyboard Error None 303-Keyboard None Controller Error 304-Keyboard or None System Unit Error 404-Parallel Port 2S Address Conflict Detected 601-Diskette None Controller Error Probable Source of Problem A memory error on one of the installed RIMMs has been detected and corrected with the system's ECC logic. The workstation will continue to operate correctly despite this error. Processor has failed to initialize. Memory configuration is not supported by system firmware. A specific error has occurred in a RDRAM device installed in the identified socket. Keyboard failure. I/O board keyboard controller. Keyboard failure. Both external and internal ports are assigned to parallel port X. Diskette controller circuitry or floppy drive circuitry is incorrect. Recommended Action Run diagnostics to get more information. Replace the RIMMs if error persists. Replace the processor and/or the processor power module. Remove any newly installed RIMM(s). Remove the RIMM device. Check to see if a key is stuck. Reconnect the keyboard with the computer turned off. Replace the keyboard if necessary. 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. Run Computer Setup or Windows NT utilities. Run Computer Setup. Check and/or replace cables. Replace the diskette drive. Replace the system board. continued