Error Message List - Acer TravelMate 420 Service Manual

Error Message List

Error Messages
02B1 Diskette drive B error
02B2 Incorrect Drive A type - run SETUP
02B2 Incorrect Drive B type - run SETUP
02D0 System cache error - Cache disabled
02F0 CPU ID
02F4 EISA CMOS not writeable
02F5 DMA Test Failed
02F6 Software NMI Failed
02F7 Fail-Safe Timer NMI Failed
Invalid System Configuration Data
Operating system not found
Parity Check 1 nnnn
Parity Check 2 nnnn
Chapter 4
FRU/Action in Sequence
Drive B: is present but fails the BIOS POST diskette tests.
Check the drive is defined with the proper diskette type in BIOS
Setup Utility
Check if the diskette drive is attached correctly.
See "External Diskette Drive Check" on page 78.
Type of floppy drive A: not correctly identified in Setup.
Main board
Type of floppy drive B: not correctly identified in Setup.
Main board
RAM cache failed and BIOS disabled the cache.
On older boards, check the cache jummpers. You may have to
replace the cache.
Main board
CPU socket number for Multi-Processor error.
Main board
System unable to write to EISA CMOS.
Main board
System unable to write to DMA (Direct Memory Access) registers.
Main board
System unable to generate software NMI (Non-Maskable Interrupt).
Main board
Fail-Safe Timer takes too long.
Main board
Error with NVRAM (CMOS) data.
Enter the BIOS Setup Utility and verify the parameters (try loading
the default settings); then save and restart your computer.
Main board
Operating system cannot be found on the boot device.
Enter the BIOS Setup Utility and verify the parameters (try loading
the default settings); then save and restart the computer.
Recover hard disk.
Reinstall the operating system.
Parity error found on system bus. BIOS attempts to locate the
address and display it on the screen. If it cannot locate the address,
it displays.
Parity error found on I/O bus. BIOS attempts to locate the address
and display it on the screen. If it cannot locate the address, it
displays .
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