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Figure
3.
Component
locations
The
following
table
lists
the
major
FRUs
shown
in
Figure
3
“Component
locations”
on
page
69
and
identies
which
FRUs
also
are
self-service
CRUs
or
optional-service
CRUs.
Notes:
Chapter
8
.
Locations
69
1
2
...
68
69
70
71
72
73
74
75
76
77
78
...
109
110
HardwareMaintenanceManual
1
FirstEdition(January2013)
2
Contents
3
Chapter10.Additionalservice
4
AppendixA.Notices.........101
4
Index.................103
4
Chapter1.Aboutthismanual
5
Chapter2.Safetyinformation
7
Voltage-selectionswitch
9
Safetyinspectionguide
9
Groundingrequirements
10
Chapter2.Safetyinformation7
11
.Safetyinformation9
13
Chapter2.Safetyinformation11
15
.Safetyinformation13
17
.Safetyinformation15
19
Chapter2.Safetyinformation17
21
≥18kg≥32kg≥55kg
23
.Safetyinformation21
25
Chapter2.Safetyinformation25
29
Chapter3.Generalinformation
33
Lenovoprograms
34
LenovoSupportWebsite
35
Chapter4.Generalcheckout
37
Basictroubleshooting
39
Troubleshootingprocedure
40
Troubleshooting
41
Audioproblems
41
NoaudioinWindows
42
CDproblems
43
DVDproblems
44
Intermittentproblems
45
Harddiskdriveproblems
45
Monitorproblems
48
Networkingproblems
49
AwirelessLANproblem
51
AwirelessWANproblem
51
Optionproblems
52
Performanceandlockupproblems
53
Printerproblems
55
Serialportproblems
55
Softwareproblems
56
USBproblems
57
Diagnostics
57
LenovoSolutionCenter
57
Viewingandchangingsettings
59
Usingpasswords
59
Passwordconsiderations
60
Power-OnPassword
60
AdministratorPassword
60
HardDiskPassword
60
Enablingordisablingadevice
61
Selectingastartupdevice
61
EnablingErPcompliancemode
62
ExitingtheSetupUtilityprogram
63
Chapter7.Symptom-to-FRUindex
65
POSTerrorcodes
66
.Symptom-to-FRUindex63
67
Miscellaneouserrormessages
68
Undeterminedproblems
69
Chapter8.Locations
71
LocatingmajorFRUsandCRUs
72
.Locations69
73
LookingupFRUinformation
74
Locatingpartsonthesystemboard
75
Locatinginternaldrives
76
Chapter9.ReplacingFRUs
77
Removingthecomputercover
78
Attention:
79
Figure7.Removingthefrontbezel
79
InstallingorreplacingaPCIcard
80
.ReplacingFRUs77
81
Figure10.RemovingaPCIcard
82
Replacingthebattery
83
Chapter9.ReplacingFRUs81
85
Replacingtheopticaldrive
86
.ReplacingFRUs83
87
Chapter9.ReplacingFRUs85
89
Replacingthemicroprocessor
91
2onthemicroprocessor
93
Chapter9.ReplacingFRUs89
93
Replacingthesystemboard
94
Chapter9.ReplacingFRUs91
95
.ReplacingFRUs93
97
Completingthepartsreplacement
99
©CopyrightLenovo2013
101
Powermanagement
104
AutomaticPower-onfeatures
104
AppendixA.Notices
105
Televisionoutputnotice
106
EuropeanconformanceCEmark
106
Trademarks
106
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