NEC NEC Express5800 Series, Online Service Manual

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Problem Solving 5-17
BIOS Messages
Message Description
nnnn
Cache SRAM Passed Where
nnnn
is the amount of system cache in kilobytes successfully tested.
Diskette drive A error
or
Diskette drive B error
Diskette Drive is present but fails the BIOS POST diskette tests. Check to
see that the drive is defined with the proper diskette type in Setup and that
the diskette drive is correctly attached.
Entering SETUP ... The Setup program is starting.
Extended RAM Failed at offset:
nnnn
*
Extended memory is not working or is not properly configured at offset
nnnn
.
nnnn
Extended RAM passed Where
nnnn
is the amount of RAM in kilobytes successfully tested.
Failing Bits:
nnnn
* The hex number
nnnn
is a map of the bits at the RAM address (in System,
Extended, or Shadow memory) which failed the memory test. Each 1 (one)
in the map indicates a failed bit.
Fixed Disk 0 Failure
or
Fixed Disk 1 Failure
or
Fixed Disk Controller Failure*
Fixed disk is not working or not properly configured. Check to see if the
fixed disk is attached properly. Run Setup to be sure the fixed disk type is
correctly identified.
Incorrect Drive A type - run SETUP
or
Incorrect Drive B type - run SETUP
Type of floppy drive is not correctly identified in Setup.
Invalid NVRAM media type* Problem with NVRAM (CMOS) access.
Keyboard controller error* The keyboard controller test failed. You may have to replace the keyboard
or controller.
Keyboard error
nn
The keyboard is not working. BIOS discovered a stuck key and displays the
scan code
nn
for the stuck key.
Monitor type does not match CMOS - Run SETUP Monitor type is not correctly identified in Setup.
Operating system not found The operating system cannot be located on either drive A: or drive C:. Enter
Setup and see if the fixed disk and floppy are properly identified.
Parity Check 1
nnnn
*
or
Parity Check 2
nnnn
*
A parity error was found in the system bus (Parity Check 1) or the I/O bus
(Parity Check 2). BIOS attempts to locate and display the address on the
screen. If it cannot locate the address, it displays.
Press <F1> to resume, <F2> to Setup Displayed after any recoverable error message.
* If your system displays this message, write down the message and notify your customer representative. If your system fails after you
made changes in the BIOS Setup menus, you may be able to correct the problem by entering Setup and restoring the original values.