NEC VERSA 6220 User Manual page 140

POST Error Messages
MESSAGE
DMA #2 Error
FDD Controller Failure
HDD Controller Failure
INTR #1 Error
INTR #2 Error
Invalid Boot Diskette
Keyboard is Locked
Unlock It
Keyboard Error
KB\interface error
Off Board parity Error
On Board Parity Error
Parity Error ????
WHAT TO DO
Error in the second DMA channel. Contact your
NECCSD service representative for service.
The BIOS cannot communicate with the floppy disk
controller. Contact your NECCSD service
representative to check all appropriate connections.
The BIOS cannot communicate with the hard disk
drive controller. Contact your NECCSD service
representative to check all appropriate connections.
Interrupt channel 1 failed POST. Contact your
NECCSD service representative for service.
Interrupt channel 2 failed POST. Contact your
NECCSD service representative for service.
The BIOS can read the diskette in drive A:, but
cannot boot the computer. Use another boot
diskette.
The keyboard lock on the computer is engaged. The
computer must be unlocked to continue.
There is a timing problem with the keyboard. Set the
Keyboard option in Setup to Not Installed to skip the
keyboard POST routines.
There is an error in the keyboard connector. Contact
your NECCSD service representative for service.
Parity error installed in an expansion slot. Contact
your NECCSD service representative to be sure that
the memory module is installed correctly.
The error format is:
OFF BOARD PARITY ERROR
ADDR(HEX) = (XXXX)
XXXX is the hex address where the error occurred.
Parity error in system board memory. Contact your
NECCSD service representative for service.
Parity error in system memory at an unknown
address. Contact your NECCSD service
representative for service.
Solving Problems 7-5