Acer 420 manual 02F0 CPU ID

Error Message List

Error Messages	FRU/Action in Sequence
02B1 Diskette drive B error	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.
02B2 Incorrect Drive A type - run SETUP	Type of floppy drive A: not correctly identified in Setup.
	Main board
02B2 Incorrect Drive B type - run SETUP	Type of floppy drive B: not correctly identified in Setup.
	Main board
02D0 System cache error - Cache disabled	RAM cache failed and BIOS disabled the cache.
	On older boards, check the cache jummpers. You may have to
	replace the cache.
	Main board
02F0 CPU ID	CPU socket number for Multi-Processor error.
	Main board
02F4 EISA CMOS not writeable	System unable to write to EISA CMOS.
	Main board
02F5 DMA Test Failed	System unable to write to DMA (Direct Memory Access) registers.
	Main board
02F6 Software NMI Failed	System unable to generate software NMI (Non-Maskable Interrupt).
	Main board
02F7 Fail-Safe Timer NMI Failed	Fail-Safe Timer takes too long.
	Main board
Invalid System Configuration Data	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 not found	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 Check 1 nnnn	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 Check 2 nnnn	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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