Beep Symptoms - Lenovo ThinkCentre M81 Hardware Maintenance Manual
Hardware maintenance manual
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Also See for ThinkCentre M81:
- (154 pages) ,
- Manual d'utilisation (148 pages) ,
- Manual do utilizador (148 pages)
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Diagnostic Error Code
305-000-XXX Monitor DDC Test Passed
305-250-XXX Monitor DDC self test failure
415-000-XXXModem Test Passed
415-XXX-XXX Modem error
Beep symptoms
Beep symptoms are tones or a series of tones separated by pauses (intervals without sound) during POST.
The following tables describes beep symptoms.
Beep Symptom
2 short beeps CMOS setting error
1 long and 2 short beeps Monitor or video adapter card
error
1 long and 9 short beeps BIOS ROM error
Continuous long beeps DRAM memory error
FRU/Action
No action
1. Run Setup to enable DDC
2. Cable
3. Monitor
4. Video card
5. System board
No action
Remove the Modem and re-test the system
FRU/Action
Perform the following actions in order.
1. Start the Setup Utility program and press F10 to
Save and exit. See Chapter 6 "Using the Setup Utility
program" on page 43.
2. Start the Setup Utility program and press F9 to load
defaults and then press F10 to Save and exit.
3. Perform a Boot-block recovery. See "Recovering
from a POST and BIOS update failure" on page 366.
Perform the following actions in order.
1. Make sure the monitor is properly connected to the
computer.
2. Replace the video adapter card (if present).
3. Replace the system board.
Perform the following actions in order.
1. Start the Setup Utility program and press F9 to load
defaults and then press F10 to Save and exit. See
Chapter 6 "Using the Setup Utility program" on page
43.
2. Perform a Boot-block recovery. See "Recovering
from a POST and BIOS update failure" on page 366.
3. Replace the system board.
Perform the following actions in order.
1. Make sure the memory module(s) are properly seated
in the connector(s).
2. Replace the memory module(s).
3. Replace the system board.
Chapter 7
.
Symptom-to-FRU index
67
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