Error Messages; No-Beep Symptoms - Lenovo THINKPAD X100E Hardware Maintenance Manual

Error messages

Table 3. Error messages
Symptom or error (beeps, if any)
Bad CRC2. Enter BIOS Setup Utility, and
load Setup defaults.
(two short beeps)
Fan error.
(four short beeps, one long beep)
DRAM is unplugged.
(one short beep, pause, three short beeps,
pause, three short beeps, pause, one short
beep.)
DRAM is not well plugged.
(one short beep, pause, three short beeps,
pause, three short beeps, pause, one short
beep.)
Operating system not found.
System Configuration Data Read Error
(two short beeps)

No-beep symptoms

Table 4. 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
Press F1 to enter BIOS Setup Utility. Press
F9, and Enter to load the default setting.
Then save the current setting by pressing
F10, and restart the computer.
1. Fan.
2. Thermal grease.
3. System board.
Memory card is not installed. Install
memory card.
Reinstall the memory card.
1. Check that the operating system has no
failure and is installed correctly.
2. Enter BIOS Setup Utility and see whether
the hard disk drive is properly identified.
If you still see the same error message,
check the boot sequence.
3. Reinstall the hard disk drive.
4. Reinstall the operating system.
Press F1 to enter BIOS Setup Utility. Press
F9, and Enter to load the default setting.
Then save the current setting by pressing
F10, and restart the computer.
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
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