Lenovo S230U Error messages, No-beep symptoms, Beep symptoms, Symptom or error beeps, if any

Error messages

Table 3. Error messages

Symptom or error (beeps, if any)	FRU or action, in sequence
Fan error	1. Fan.
	2. Thermal grease.
	3. System board.
Thermal sensing error	System board.
The battery installed is not supported by this system	Unauthorized battery is connected to the system. Press
and will not charge. Please replace the battery with the	the ESC to continue.
correct Lenovo battery for this system. Press the ESC
key to continue.
This system does not support batteries that are not	Replace the battery with the correct Lenovo battery for
genuine Lenovo-made or authorized. The system will	this system.
continue to boot, but may not charge unauthorized
batteries.
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	FRU or action, in sequence
No beep, power-on indicator on, LCD blank, and no	1. Ensure that every connector is connected tightly
POST.	and correctly.
	2. System board.
No beep, power-on indicator on, and LCD blank during	System board.
POST.
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.

Beep symptoms

Table 5. Beep symptoms

Problem	Solution
One short beep, pause, three short beeps, pause, three	The system board has a problem. Have the computer
more short beeps, and one short beep	serviced.
Three short beeps, pause, one short beep, pause, one	PCI resource allocation failure. Power off the computer
more short beep, and three short beeps	and remove the PCI devices. If the beeps persist, have
	the computer serviced.
One long and two short beeps	The video function has a problem. Have the computer
	serviced.
Four cycles of four short beeps	The Security Chip has a problem. Have the computer
	serviced.

38Hardware Maintenance Manual