Aspire TC-780 Desktop Computer Service Guide
87
Memory
Boot
Storage Device
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
Wrong
The base memory (memory below 1MB) size that is reported in the CMOS (offset
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.
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
in A:
The BIOS attempted to boot from the A: drive, but could not find a proper boot
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
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.
NO ROM BASIC
This message occurs on some systems when no bootable device can be detected.
Message
Description
Primary Master Hard
Disk Error
The IDE/ATAPI device configured as Primary Master could not be properly
initialized by the BIOS. This message is typically displayed when the BIOS is trying
to detect and configure IDE/ATAPI devices in POST.
Primary Slave Hard
Disk Error
The IDE/ATAPI device configured as Primary Slave could not be properly initialized
by the BIOS. This message is typically displayed when the BIOS is trying to detect
and configure IDE/ATAPI devices in POST.
Secondary Master
Hard Disk Error
The IDE/ATAPI device configured as Secondary Master could not be properly
initialized by the BIOS. This message is typically displayed when the BIOS is trying
to detect and configure IDE/ATAPI devices in POST.
Summary of Contents for Aspire TC-780
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Page 35: ...Aspire TC 780 Desktop Computer Service Guide 27 5 Pull the front bezel away from the chassis ...
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Page 126: ...118 Aspire TC 780 Desktop Computer Service Guide ...
Page 136: ...128 Aspire TC 780 Desktop Computer Service Guide ...
