Lenovo 05962R5 User Manual - Page 42

Error messages, No-beep symptoms, LCD-related symptoms

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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) FRU or action, in sequence Press F1 to enter BIOS Setup Utility (ThinkPad Setup for ThinkPad X120e). 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 (ThinkPad Setup for ThinkPad X120e) 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 (ThinkPad Setup for ThinkPad X120e). Press F9, and Enter to load the default setting. Then save the current setting by pressing F10, and restart the computer. 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 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. LCD-related symptoms Important: The TFT LCD for the notebook computer contains many thin-film transistors (TFTs). The presence of a small number of dots that are missing, discolored, or always lighted is characteristic of TFT LCD technology, but excessive pixel problems can cause viewing concerns. 36 ThinkPad X100e and X120e Hardware Maintenance Manual

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Error messages
Table 3. Error messages
Symptom or error (beeps, if any)
FRU or action, in sequence
Bad CRC2. Enter BIOS Setup Utility, and load Setup
defaults.
(two short beeps)
Press F1 to enter BIOS Setup Utility (ThinkPad Setup
for ThinkPad X120e). Press F9, and Enter to load
the default setting. Then save the current setting by
pressing F10, and restart the computer.
Fan error.
(four short beeps, one long beep)
1.
Fan
.
2. Thermal grease.
3. System board.
DRAM is unplugged.
(one short beep, pause, three short beeps, pause, three
short beeps, pause, one short beep.)
Memory card is not installed. Install memory card.
DRAM is not well plugged.
(one short beep, pause, three short beeps, pause, three
short beeps, pause, one short beep.)
Reinstall the memory card.
Operating system not found.
1.
Check that the operating system has no failure
and is installed correctly.
2. Enter BIOS Setup Utility (ThinkPad Setup for
ThinkPad X120e) 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.
System Configuration Data Read Error
(two short beeps)
Press F1 to enter BIOS Setup Utility (ThinkPad Setup
for ThinkPad X120e). Press F9, and Enter to load
the default setting. Then save the current setting by
pressing F10, and restart the computer.
No-beep symptoms
Table 4. No-beep symptoms
Symptom or error
FRU or action, in sequence
No beep, power-on indicator on, LCD blank, and no
POST.
1.
Make sure that every connector is connected
tightly and correctly
.
2. DIMM.
3. System board.
No beep, power-on indicator on, and LCD blank during
POST.
1.
Reseat DIMM
.
2. System board.
The power-on password prompt appears.
A power-on password or a supervisor password is set.
Type the password and press
Enter
.
The hard-disk password prompt appears.
A hard-disk password is set. Type the password and
press
Enter
.
LCD-related symptoms
Important:
The TFT LCD for the notebook computer contains many thin-film transistors (TFTs). The
presence of a small number of dots that are missing, discolored, or always lighted is characteristic of TFT
LCD technology, but excessive pixel problems can cause viewing concerns.
36
ThinkPad X100e and X120e Hardware Maintenance Manual