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4.
Loosen
the
screws
1
,
and
then
remove
the
cover
2
.
5.
Remove
the
screws
1
and
2
.
6.
Push
hard
in
the
dir
ection
shown
by
the
arr
ows
1
in
the
dr
awing
t
o
unlatch
the
front
side
of
the
keyboard.
The
keyboard
will
open
up
slightly
2
.
96
User
Guide
1
2
...
109
110
111
112
113
114
115
116
117
118
119
...
193
194
UserGuide
1
Contents
3
AppendixA.Regulatory
5
AppendixB.WEEEandrecycling
5
AppendixC.Notices........173
5
Readthisrst
7
Importantsafetyinformation
8
Safetyguidelines
9
Powercordsandpoweradapters
11
Plugsandoutlets
12
Powersupplystatement
12
Externaldevices
12
Batteries
13
Rechargeablebatterynotice
13
Lithiumcoincellbatterynotice
14
Heatandproductventilation
15
Lasercompliancestatement
16
Usingheadphonesorearphones
17
Additionalsafetyinformation
17
Chapter1.ProductOverview
19
Frontview
20
ThinkPadEdgeE520frontview
22
Right-sideview
24
Left-sideview
25
Bottomview
27
Rearview
28
Statusindicators
29
System-statusindicators
30
Power-statusindicators
31
On-screenindicators
31
Machinetypeandmodellabel
32
CerticateofAuthenticitylabel
33
Features
33
ThinkPadEdgeE420features
33
ThinkPadEdgeE520features
35
Specications
36
ThinkPadEdgeE420specications
36
ThinkPadEdgeE520specications
36
Operatingenvironment
37
AccessConnections
39
ActiveProtectionSystem
39
FingerprintSoftware
40
LenovoThinkVantageTools
40
LenovoThinkVantageToolbox
40
MessageCenterPlus
40
PasswordManager
41
PowerManager
41
ProductRecovery
41
RescueandRecovery
41
SystemUpdate
41
ThinkVantageGPS
42
Chapter2.Usingyourcomputer
43
Specialkeysandbuttons
44
ThinkPadEdgeE420specialkeys
45
ThinkpadEdgeE520specialkeys
46
Chapter2.Usingyourcomputer29
47
Usingthetouchpad
51
Powermanagement
53
Checkingbatterystatus
53
Usingtheacpoweradapter
53
Chargingthebattery
54
Maximizingbatterylife
54
Managingyourbatterypower
54
Power-savingmodes
55
Handlingthebattery
56
Chapter2.Usingyourcomputer39
57
Connectingtothenetwork
58
Ethernetconnections
58
Wirelessconnections
58
MakingwirelessLANconnections
59
UsingwirelessWANconnections
59
UsingBluetooth
60
Chapter2.Usingyourcomputer43
61
UsingWiMAX
63
Changingdisplaysettings
65
Attachinganexternalmonitor
66
Chapter2.Usingyourcomputer49
67
Usingdualdisplays
68
Usingaudiofeatures
69
Usinganintegratedcamera
70
Usingopticaldrive
70
Insertingacard
71
Removingthecard
72
Chapter3.Youandyourcomputer
73
Adjustingyourcomputertotyou
74
Accessibilityinformation
75
Travelingwithyourcomputer
75
Traveltips
75
Travelaccessories
76
Chapter4.Security
77
Typingpasswords
78
Power-onpassword
78
Harddiskpasswords
79
Supervisorpassword
81
Harddisksecurity
82
Usingangerprintreader
83
Usingandunderstandingrewalls
85
Protectingdataagainstviruses
85
68UserGuide
86
Chapter5.Recoveryoverview
87
Creatingrecoverymedia
88
Usingrecoverymedia
88
Performingabackupoperation
89
Performingarecoveryoperation
89
Creatingandusingarescuemedium
91
Creatingarescuemedium
91
Usingarescuemedium
91
Solvingrecoveryproblems
93
76UserGuide
94
Chapter6.Replacingdevices
95
1,andremovethebattery2
96
Replacingtheharddiskdrive
97
80UserGuide
98
.Replacingdevices81
99
Replacingtheopticaldrive
100
ThinkPadEdgeE420
100
5.Loosenthescrew
101
6.Pulloutthedrive
101
.Replacingdevices83
101
2.Reinstallthescrew
102
4.Putthebatteryinplace
102
84UserGuide
102
ThinkPadEdgeE520
103
1,andtightenit2
104
1,andthenremovethecover2
105
Chapter6.Replacingdevices87
105
88UserGuide
106
.Replacingdevices89
107
.Replacingdevices91
109
92UserGuide
110
Replacingmemory
111
Replacingthekeyboard
113
5.Removethescrews1and2
114
96UserGuide
114
Chapter6.Replacingdevices97
115
4.Reinstallthescrews1and2
116
98UserGuide
116
100UserGuide
118
Chapter6.Replacingdevices101
119
102UserGuide
120
ReplacingtheSIMcard
121
FindingThinkPadoptions
123
106UserGuide
124
Chapter8.Advancedconguration
125
InstallingWindows7
126
InstallingWindowsXP
127
Installingdevicedrivers
129
Installingdriversandsoftware
130
ThinkPadSetup
131
Congmenu
132
Dateandtimemenu
132
Securitymenu
132
Startupmenu
133
Restartmenu
134
ThinkPadSetupitems
135
118UserGuide
136
.Advancedconguration119
137
Securitymenuitems
138
120UserGuide
138
.Advancedconguration121
139
Startupmenuitems
140
122UserGuide
140
UpdatingyoursystemUEFIBIOS
141
124UserGuide
142
Chapter9.Preventingproblems
143
Takingcareofyourcomputer
145
130UserGuide
148
Diagnosingprograms
149
Troubleshooting
149
Computerstopsresponding
150
Spillsonthekeyboard
150
Errormessages
151
Errorswithoutmessages
154
Beeperrors
155
Memoryproblems
155
Networking
156
AwirelessLANproblem
157
AwirelessWANproblem
157
Bluetoothproblems
157
UltraNavproblems
160
Displayandmultimediadevices
161
Externalmonitorproblems
163
Audioproblems
166
Fingerprintreaderproblems
168
Batteryandpower
169
Powerproblems
170
Apowerbuttonproblem
170
Startupproblems
170
Drivesandotherstoragedevices
172
Softwareproblems
173
Portsandconnectors
174
Chapter11.Gettingsupport
175
Gettinghelpandservice
176
Usingdiagnosticprograms
176
LenovosupportWebsite
176
CallingLenovo
176
Chapter11.Gettingsupport159
177
160UserGuide
178
.Gettingsupport161
179
162UserGuide
180
Purchasingadditionalservices
181
164UserGuide
182
Wirelessrelatedinformation
183
3WirelessWANantenna(Main)
185
2WirelessLANantenna(Main)
185
Exportclassicationnotice
186
Electronicemissionnotices
186
Directive
187
EUWEEEstatements
189
Japanrecyclingstatements
189
AppendixC.Notices
191
Trademarks
192
PartNumber:
194
PrintedinChina
194
(1P)P/N:
194
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