Error Messages; No-Beep Symptoms - Lenovo ThinkPad L430 Hardware Maintenance Manual

Error messages

Table 3. Error messages
Symptom or error (beeps, if any)
Bad CRC of Security Settings in EFI. Enter ThinkPad
Setup.
Fan error.
System Security – .Security password retry count
exceeded.
Unauthorized network card is plugged in - Power off and
remove the Mini PCI network card.
System Configuration Data Read Error
(two short beeps)
The battery installed is not supported by this system
and will not charge. Please replace the battery with the
correct Lenovo battery for this system. Press the ESC
key to continue.
Attention: Lenovo has no responsibility for the
performance or safety of unauthorized batteries, and
provides no warranties for failures or damage arising out
of their use.

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. Press F1 to enter ThinkPad Setup. Press F9, and
Enter to load the default setting. Then save the
current setting by pressing F10, and restart the
computer.
2. System board.
1. Thermal fan.
2. Thermal grease.
3. System board.
Confirm the supervisor password and try again. To
clear the error, enter ThinkPad Setup.
Turn off the computer and remove the WAN card.
Press F1 to enter ThinkPad Setup. Press F9, and Enter
to load the default setting. Then save the current
setting by pressing F10, and restart the computer.
Replace the battery with the correct Lenovo battery
for this system.
FRU or action, in sequence
1. Ensure that every connector is connected tightly
and correctly.
2. Memory module.
3. System board.
1. Reseat memory module.
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.
Chapter 4
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Related service information
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