NEC PowerMate VP75 User Manual page 119

4-6 Maintenance and Troubleshooting
Message
D: Drive Error
D: Drive Failure
Diskette Boot Failure
DMA Error
DMA #1 Error
DMA #2 Error
FDD Controller Failure
HDD Controller Failure
INTR #1 Error
INTR #2 Error
Invalid Boot Diskette
Keyboard Is Locked
Keyboard Error
KB/Interface Error
No ROM BASIC
Off Board Parity Error
On Board Parity Error
Parity Error ????
Table Section 4-2 System Error Messages
Description
Hard disk drive D does not respond. Run the Setup to correct
this problem. Also, check the D hard disk drive type in Setup to
make sure the hard disk drive type is correct.
Hard disk drive D does not respond. Replace the drive.
Boot disk in diskette drive A is corrupt and cannot be used to
boot. Use another boot disk and follow screen prompts.
Error in the DMA controller.
Error in the first DMA channel.
Error in the second DMA channel.
The BIOS cannot communicate with the diskette drive controller.
Power off the system and check all connections.
The BIOS cannot communicate with the hard disk drive
controller. Power off the system and check all connections.
Interrupt channel 1 failed POST.
Interrupt channel 2 failed POST.
The BIOS can read the disk in diskette drive A, but cannot boot
the system. Use another boot diskette.
Keyboard lock on the system is engaged. The system 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 a error in the keyboard connector.
Cannot find a bootable sector on either diskette drive A or hard
disk drive C. The BIOS calls INT 18h which generates this
message. Use a bootable disk.
Parity error in the installed expansion memory. The format is:
OFF BOARD PARITY ERROR ADDR (HEX) = (XXXX)
XXXX is the hex address where the error occurred.
Parity error in system memory. The format is:
OFF BOARD PARITY ERROR ADDR (HEX) = (XXXX)
XXXX is the hex address where the error occurred.
Parity error in system memory at an unknown address.