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Bios recovery beep codes – Acer Altos R701 User Manual

Page 122

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6 Technical Reference

112

BIOS Recovery Beep Codes

In the case of a Bootblock update, where video is not available for text
messages to be displayed, speaker beeps are necessary to inform the
user of any errors. The following table describes the type of error beep
codes that may occur during the Bootblock update.

BIOS Recovery Beep Codes:

Beeps

Error
message

POST Progress
Code

Description

1

Recovery
started

Start recovery process.

2

Recovery
boot error

Flashing series
of POST codes:

E9h

EEh

EBh

ECh

EFh

Unable to boot to
floppy, ATAPI, or ATAPI
CD-ROM. Recovery
process will retry.

Series of
long low-
pitched
single beeps

Recovery
failed

EEh

Unable to process valid
BIOS recovery images.
BIOS already passed
control to operating
system and flash utility.

2 long high-
pitched
beeps

Recovery
complete

EFh

BIOS recovery
succeeded, ready for
power-down, reboot.

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