NEC Versa LX, Руководство пользователя

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Solving System Problems 7-5
Post Error Messages
Message What To Do
Address line is short Error in the address decoding circuitry on the system
board. Contact your NECC service representative for
service work.
C: Drive Error Hard disk drive C: does not respond. Confirm that C:
hard disk type in Setup is correct.
C:Drive Failure Hard disk drive C: does not respond. You may need to
replace the hard disk drive. Contact your NECC service
representative for service work.
Cache Memory Bad, Do
Not Enable Cache Cache memory is defective. It must be replaced.
Contact your NECC service representative for service
work.
CH-2 Timer Error Most ISA computers include two timers. There is an
error in timer 2. Contact your NECC service
representative for service work.
CMOS Battery State
Low CMOS RAM is powered by a battery. The battery power
is low. Connect the system to AC power to charge the
CMOS battery. If the battery does not charge, contact
your NECC service representative to replace the CMOS
battery.
CMOS Checksum
Failure After CMOS RAM values are saved, a checksum value
is generated for error checking. The previous value is
different from the current value. Run Setup to reset the
value.
CMOS System Options
Not Set The values stored in CMOS RAM are either corrupt or
nonexistent. Run Setup to reset the value.
CMOS Display Type
Mismatch The amount of memory on the system board is different
than the amount in CMOS RAM. Run Setup to reset the
value.
CMOS Time and Date
Not Set Run Setup to set the time and date.
Diskette Boot Failure The boot diskette is corrupt. It cannot be used to boot
the computer. Use another boot disk and follow the on-
screen instructions.
DMA Error Error in the DMA controller. Contact your NECC service
representative to replace the CMOS battery.
DMA#1 Error Error in the first DMA channel. Contact your NECC
service representative for service.