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10.
Align
the
screw
holes
in
the
optical
drive
bo
x
with
the
two
scr
ews
on
the
VESA
mount
br
acket
and
then
slide
the
optical
drive
bo
x
to
install
it
on
the
VESA
mount
br
acket.
Figure
32.
Installing
the
optical
drive
bo
x
Chapter
5
.
Installing
or
r
eplacing
har
dware
47
1
2
...
56
57
58
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60
61
62
63
64
65
66
...
151
152
ThinkCentre
1
UserGuide
1
FourthEdition(September2012)
2
Contents
3
Importantsafetyinformation
7
Powercordsandpoweradapters
8
Plugsandoutlets
9
Externaldevices
9
Generalbatterynotice
9
Rechargeablebatterynotice
10
Heatandproductventilation
10
Operatingenvironment
11
Modemsafetyinformation
11
Lasercompliancestatement
12
Powersupplystatement
12
Chapter1.Productoverview
15
Chapter1.Productoverview3
17
Specications
18
Lenovoprograms
18
Chapter1.Productoverview5
19
Chapter1.Productoverview7
21
Locations
22
.Productoverview9
23
10ThinkCentreUserGuide
24
.Productoverview11
25
Locatingcomponents
26
Locatingpartsonthesystemboard
27
Machinetypeandmodellabel
28
Chapter2.Usingyourcomputer
29
Usingthekeyboard
30
UsingWindowsshortcutkeys
30
Usingangerprintreader
30
Usingthewheelmouse
31
Adjustingaudio
31
Aboutyourcomputeraudio
31
UsingCDsandDVDs
32
PlayingaCDorDVD
33
RecordingaCDorDVD
33
20ThinkCentreUserGuide
34
Chapter3.Youandyourcomputer
35
Glareandlighting
36
Aircirculation
36
Voltage-selectionswitch
37
Replacementpowercords
38
Chapter4.Security
39
Usingpasswords
40
BIOSpasswords
40
Windowspasswords
41
Conguringthengerprintreader
41
Usingandunderstandingrewalls
41
Protectingdataagainstviruses
41
28ThinkCentreUserGuide
42
Installingorreplacinghardware
43
Installingexternaloptions
43
Attention:
44
32ThinkCentreUserGuide
46
Removingthecomputercover
47
Replacingtheopticaldrive
51
38ThinkCentreUserGuide
52
40ThinkCentreUserGuide
54
44ThinkCentreUserGuide
58
46ThinkCentreUserGuide
60
Replacingthebattery
62
Replacingtheacpoweradapter
63
50ThinkCentreUserGuide
64
Replacingthepowerswitchboard
67
54ThinkCentreUserGuide
68
Replacingtheheatsink
69
Figure45.Removingtheheatsink
70
Replacingthemicroprocessor
72
2onthemicroprocessor
73
62ThinkCentreUserGuide
76
ReplacingtheWiFicardmodule
78
InstallingtherearWiFiantenna
80
RemovingtherearWiFiantenna
81
Replacingthesystemfan
83
70ThinkCentreUserGuide
84
Replacingtheinternalspeaker
85
72ThinkCentreUserGuide
86
Replacingthekeyboardormouse
87
Completingthepartsreplacement
88
Obtainingdevicedrivers
90
Chapter6.Recoveryinformation
91
Creatingrecoverymedia
92
Usingrecoverymedia
92
Performingabackupoperation
92
Performingarecoveryoperation
93
Creatingandusingarescuemedium
94
Reinstallingsoftwareprograms
96
Reinstallingdevicedrivers
96
Solvingrecoveryproblems
96
84ThinkCentreUserGuide
98
Viewingandchangingsettings
99
Passwordconsiderations
100
Power-OnPassword
100
AdministratorPassword
100
HardDiskPassword
100
Enablingordisablingadevice
101
Selectingastartupdevice
102
EnablingErPcompliancemode
102
ICEperformancemode
103
ICEthermalalert
103
ExitingtheSetupUtilityprogram
104
Usingsystemprograms
105
ThinkCentreUserGuide
106
Chapter9.Preventingproblems
107
UsingSystemUpdate
108
Cleaningandmaintenance
108
Cleaningyourcomputer
109
Goodmaintenancepractices
110
Movingyourcomputer
110
Basictroubleshooting
111
Troubleshootingprocedure
112
Troubleshooting
112
Audioproblems
113
CDproblems
114
DVDproblems
115
DVDmoviewillnotplay
116
Playbackisverysloworchoppy
116
Intermittentproblems
117
Monitorproblems
119
Networkingproblems
120
Ethernetproblems
121
AwirelessLANproblem
122
AwirelessWANproblem
122
Optionproblems
123
Performanceandlockupproblems
124
Printerproblems
125
Serialportproblems
126
Softwareproblems
126
USBproblems
127
LenovoSolutionCenter
128
©CopyrightLenovo2012
129
LenovoSupportWebsite
130
Helpandservice
130
Callingforservice
130
Usingotherservices
131
Purchasingadditionalservices
131
118ThinkCentreUserGuide
132
AppendixA.Notices
133
Trademarks
134
Exportclassicationnotice
135
Electronicemissionsnotices
135
124ThinkCentreUserGuide
138
ImportantWEEEinformation
139
Recyclinginformation
139
RecyclinginformationforBrazil
140
128ThinkCentreUserGuide
142
ChinaRoHS
143
TurkishRoHS
143
UkraineRoHS
143
IndiaRoHS
144
132ThinkCentreUserGuide
146
134ThinkCentreUserGuide
148
136ThinkCentreUserGuide
150
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