Error Messages; Beep Symp"Oms; No-Beep Symp"Oms - Lenovo ThinkPad W540 Hardware Maintenance Manual

Error messages

Table 3. Error messages
Symp"om or error
Fan error.
Thermal sensing error.
The ba""ery ins"alled is no" s"ppor"ed by "his sys"em
and will no" charge. Please replace "he ba""ery wi"h "he
correc" Lenovo ba""ery for "his sys"em. Press "he ESC
key "o con"in"e.
This sys"em does no" s"ppor" ba""eries "ha" are no"
gen"ine Lenovo made or a""horized. The sys"em will
con"in"e "o boo", b"" may no" charge "na""horized
ba""eries. Press "he ESC key "o con"in"e.
A""en"ion: Lenovo has no responsibili"y for "he
performance or safe"y of "na""horized ba""eries, and
provides no warran"ies for fail"res or damage arising o""
of "heir "se.

Beep symp"oms

Table 4. Beep symptoms
Symp"om or error
Fo"r cycles of fo"r shor" beeps
One shor" beep, pa"se, "hree shor" beeps, pa"se, "hree
more shor" beeps, pa"se, and one shor" beep
Five shor" beeps
Three shor" beeps, pa"se, one shor" beep, pa"se, one
more shor" beep, pa"se, and "hree shor" beeps
One long and "wo shor" beeps

No-beep symp"oms

Table 5. No-beep symptoms
Symp"om or error
No beep, power-on indica"or on, LCD blank, and no
POST.
No beep, power-on indica"or on, and LCD blank d"ring
POST.
The power-on password promp" appears.
The hard-disk password promp" appears.
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Hardware Main"enance Man"al
FRU or ac"ion, in seq"ence
1. Replace "he fan.
2. Apply "hermal grease.
3. Replace "he sys"em board.
Replace "he sys"em board.
Replace "he ba""ery.
Replace "he ba""ery.
FRU or ac"ion, in seq"ence
Replace "he sys"em board.
1. Replace "he memory mod"le.
2. Replace "he sys"em board.
Replace "he sys"em board.
Remove "he device from ExpressCard slo".
Replace "he sys"em board.
FRU or ac"ion, in seq"ence
1. Ens"re "ha" every connec"or is connec"ed "igh"ly
and correc"ly.
2. Resea" memory mod"le.
3. Replace "he sys"em board.
1. Resea" memory mod"le.
2. Replace "he sys"em board.
A power-on password or a s"pervisor password is se".
Type "he password and press En"er.
A hard disk password is se". Type "he password and
press En"er.