IBM X121E manual Error messages, Beep symptoms, No-beep symptoms

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.
This system does not support batteries that are not	Replace the battery.
genuine Lenovo-made or authorized. This system will
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.

Beep symptoms

Table 4. Beep symptoms

Symptom or error	FRU or action, in sequence
One beep and a blank, unreadable, or flashing LCD.	1.	Reseat the LCD connector.
	2.	LCD assembly.
	3.	External CRT.
	4.	System board.
One long and two short beeps, and a blank or unreadable	1.	System board.
LCD.	2.	LCD assembly.
	3.	DIMM.
Two short beeps with error codes.	POST error. See “Numeric error codes” on page 36.
Two short beeps and a blank screen.	1.	System board.
	2.	DIMM.
Three short beeps, pause, three more short beeps, and	1.	DIMM.
one short beep.	2.	System board.
One short beep, pause, three short beeps, pause, three
more short beeps, and one short beep.
Only the cursor appears.	Reinstall the operating system.
Four cycles of four short beeps and a blank screen.	System board (security chip)
Five short beeps and a blank screen.	System board

No-beep symptoms

Table 5. No-beep symptoms

Symptom or error	FRU or action, in sequence
No beep, power-on indicator on, LCD blank, and no	1.	Make sure that every connector is connected
POST.		tightly and correctly.
	2.	DIMM.
	3.	System board.
No beep, power-on indicator on, and LCD blank during	1.	Reseat DIMM.
POST.	2.	System board.

Chapter 4. Related service information 37