NEC Express 120Mf Service Manual page 26

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4-2 Troubleshooting
On-screen error message
0271 Check data and time
setting
0280 Previous boot
incomplete - Default
configuration used
02B0 Diskette drive A error A floppy disk A error
02B1 Diskette drive B error A floppy disk B error
02B2 Incorrect Drive A type
- run SETUP
02B3 Incorrect Drive B type
– run SETUP
02D0 System cache error -
Cache disabled
02D1 System Memory
exceeds the CPU's
caching limit.
02F4 EISA CMOS not
write able
02F5 DMA Test Failed
02F6 Software NMI Failed
02F7 Fail-safe Timer NMI
Failed
0611 IDE configuration
changed
0612 IDE configuration
error-device disabled
0613 COM A configuration
changed
0614 COM A config. error-
device disabled
0615 COM B configuration
changed
0616 COM B config. Error-
device disabled
0617 Floppy configuration
changed
0618 Floppy config. error -
device disabled
0619 Parallel port
configuration changed
061A Parallel port config.
error - device disabled
0B00 Rebooted during
BIOS boot at Post
Code
0B01 Rebooted during OS
boot.
Description
The real-time clock
time setting is incorrect.
The last boot is
imperfect.
Incorrect drive A type
Incorrect drive B type
A system cache error
The memory exceeds
the limit of the cache of
CPU.
It cannot write in EISA
CMOS.
DMA test error
Software NMI error
Fail-safe Timer error
The composition error
of IDE
The composition device
error of IDE
The composition error
of COM A
The composition device
error of COM A
The composition error
of COM B
The composition device
error of COM B
The composition error
of Floppy
The composition device
error of Floppy
The composition error
of Parallel port
The composition device
error of Parallel port
The system re-started
during BIOS boot
The system re-started
during OS boot
Cause
Unusual time setup of
RTC
Default value was set. Reset Setup parameters
FDD error
Incorrect settings
1. CPU failed
2. Motherboard failed
Motherboard failed
Action
1. Reset Setup parameters
2. Replace Motherboard
Replace FDD
Reset Setup parameters
1. CPU Exchange
2. Replace Motherboard
Replace Motherboard

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