Memory

Message

Description

 

 

Gate20 Error

The BIOS is unable to properly control the mainboard’s Gate A20 function, which

 

controls access of memory over 1 MB. This may indicate a problem with the

 

mainboard.

 

 

Multi-Bit ECC Error

This message will only occur on systems using ECC enabled memory modules.

 

ECC memory has the ability to correct single-bit errors that may occur from faulty

 

memory modules.

 

A multiple bit corruption of memory has occurred, and the ECC memory algorithm

 

cannot correct it. This may indicate a defective memory module.

 

 

Parity Error

Fatal Memory Parity Error. System halts after displaying this message.

 

 

RAM R/W test failed

This message is displayed by the AMIBIOS8 when the RAM read/write test fails.

 

 

CMOS Memory Size

The base memory (memory below 1MB) size that is reported in the CMOS (offset

Wrong

15h) mismatches with the actual size detected. This condition may occur when the

 

hole is set at 512K base memory or when CMOS is corrupted.

 

 

Boot

Message

Description

 

 

Boot Failure...

This is a generic message indicating the BIOS could not boot from a particular

 

device. This message is usually followed by other information concerning the

 

device.

 

 

Invalid Boot Diskette

A diskette was found in the drive, but it is not configured as a bootable diskette.

 

 

Drive Not Ready

The BIOS was unable to access the drive because it indicated it was not ready for

 

data transfer. This is often reported by drives when no media is present.

 

 

A: Drive Error

The BIOS attempted to configure the A: drive during POST, but was unable to

 

properly configure the device. This may be due to a bad cable or faulty diskette

 

drive.

 

 

B: Drive Error

The BIOS attempted to configure the B: drive during POST, but was unable to

 

properly configure the device. This may be due to a bad cable or faulty diskette

 

drive.

 

 

Insert BOOT diskette

The BIOS attempted to boot from the A: drive, but could not find a proper boot

in A:

diskette.

 

Reboot and Select proper Boot device or Insert Boot Media in selected Boot device

 

BIOS could not find a bootable device in the system and/or removable media drive

 

does not contain media.

 

 

Reboot and select

BIOS could not find a bootable device in the system and/or removable

proper boot device or

media drive does not contain media.

Insert boot media in

 

selected boot device

 

 

 

NO ROM BASIC

This message occurs on some systems when no bootable device can be detected.

 

 

Aspire Z3750 / Z3751 / Z5750 / Z5751 AIO Computer Service Guide

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Acer Z3750, Z3751, Z5750, Z5751 manual Memory, Message Description