If You Need Assistance - NEC VersaDayLite User Manual

Number of
Beeps
4
5
6
7
8
9
10
11

If You Need Assistance

If you have a problem with your computer, first review the checklist and
troubleshooting table at the beginning of this chapter.
If you still have a problem, see Chapter 11, "Getting Service and Support," for details
about contacting NEC Computers.
Note
please contact the local NEC Computers office or their dealers for the support and
service available in your country.
Error
Timer Not Operational
Processor Failure
Gate A20 Failure
Processor Exception
Interrupt Error
Display Memory
Read/Write Error
ROM Checksum Error
CMOS Shutdown
Register Read/Write
Error
Cache Error/External
Cache Bad
If you purchased and are using this product outside the U.S. or Canada,
Beep Codes
Description
Memory failure in the first 64 KB of
memory or Timer 1 on the
motherboard is not functioning.
The CPU on the motherboard
generated an error.
The keyboard controller may be bad.
The BIOS cannot switch to protected
mode.
The CPU generated an exception
interrupt.
The system video adapter is either
missing or its memory is faulty. (This
is not a fatal error.)
The ROM checksum value does not
match the value encoded in the BIOS.
The shutdown register for CMOS
RAM failed.
The external cache is faulty.
Solving System Problems 10-7