Dell OptiPlex 3020 Dell OptiPlex 3020-Small Form Factor Owners Manual - Page 52

Beep Code, Error Messages, Amber LED State - no sound

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Amber LED State 3,6 3,7 Description possible system board resource and/or hardware failure some other failure with messages on screen Beep Code The computer can emit a series of beeps during start-up if the display does not show errors or problems. These series of beeps, called beep codes, identify various problems. The delay between each beep is 300 ms, the delay between each set of beeps is 3 sec, and the beep sound lasts 300 ms. After each beep and each set of beeps, the BIOS should detect if the user presses the power button. If so, BIOS will jump out from looping and execute the normal shutdown process and power system. Code Cause 1-3-2 Memory failure NOTE: 1. If the system is attached with an internal speaker we can hear the beep sound directly. NOTE: 2. If the system does have an internal speaker, connect an external speaker to line out connection to hear the beep sound. NOTE: User can also check the power LED behavior instead of the beep code for troubleshooting purpose. Error Messages Error Message Description Address mark not The BIOS found a faulty disk sector or could not find a particular disk sector. found Alert! Previous The computer failed to complete the boot routine three consecutive times for the attempts at same error. Contact Dell and report the checkpoint code (nnnn) to the support booting this technician system have failed at checkpoint [nnnn]. For help in resolving this problem, please note this checkpoint and contact Dell Technical Support. Alert! Security The MFG_MODE jumper has been set and AMT Management features are disabled override Jumper is until it is removed. installed. Attachment failed The floppy or hard drive controller cannot send data to the associated drive. to respond 52

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Amber LED State
Description
3,6
possible system board resource and/or hardware failure
3,7
some other failure with messages on screen
Beep Code
The computer can emit a series of beeps during start-up if the display does not show errors or
problems. These series of beeps, called beep codes, identify various problems. The delay between each
beep is 300 ms, the delay between each set of beeps is 3 sec, and the beep sound lasts 300 ms. After
each beep and each set of beeps, the BIOS should detect if the user presses the power button. If so,
BIOS will jump out from looping and execute the normal shutdown process and power system.
Code
1-3-2
Cause
Memory failure
NOTE:
1. If the system is attached with an internal speaker we can hear the beep sound directly.
NOTE:
2. If the system does have an internal speaker, connect an external speaker to line out
connection to hear the beep sound.
NOTE:
User can also check the power LED behavior instead of the beep code for troubleshooting
purpose.
Error Messages
Error Message
Description
Address mark not
found
The BIOS found a faulty disk sector or could not find a particular disk sector.
Alert! Previous
attempts at
booting this
system have failed
at checkpoint
[nnnn]. For help in
resolving this
problem, please
note this
checkpoint and
contact Dell
Technical Support.
The computer failed to complete the boot routine three consecutive times for the
same error. Contact Dell and report the checkpoint code (nnnn) to the support
technician
Alert! Security
override Jumper is
installed.
The MFG_MODE jumper has been set and AMT Management features are disabled
until it is removed.
Attachment failed
to respond
The floppy or hard drive controller cannot send data to the associated drive.
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