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Beep symptoms
Table 4. Beep symptoms
Symptom or error
One beep and a blank, unreadable, or
flashing LCD.
One long and two short beeps, and a blank
or unreadable LCD.
Two short beeps with error codes.
Two short beeps and a blank screen.
Three short beeps, pause, three more short
beeps, and one short beep.
One short beep, pause, three short beeps,
pause, three more short beeps, and one short
beep.
Only the cursor appears.
Four cycles of four short beeps and a blank
screen.
Five short beeps and a blank screen.
No-beep symptoms
Table 5. No-beep symptoms
Symptom or error
No beep, power-on indicator on, LCD blank,
and no POST.
No beep, power-on indicator on, and LCD
blank during POST.
The power-on password prompt appears.
The hard-disk password prompt appears.
FRU or action, in sequence
1. Reseat the LCD connector.
2. LCD assembly.
3. External CRT.
4. System board.
1. System board.
2. LCD assembly.
3. DIMM.
POST error. See "Numeric error codes" on
page 62.
1. System board.
2. DIMM.
1. DIMM.
2. System board
Reinstall the operating system.
System board (security chip)
System board
FRU or action, in sequence
1. Make sure that every connector is
connected tightly and correctly.
2. DIMM.
3. System board.
1. Reseat DIMM.
2. System board.
A power-on password or a supervisor
password is set. Type the password and
press Enter.
A hard-disk password is set. Type the
password and press Enter.
Related service information
67
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