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Date and Time menu . . . . . . . . . .
Security menu . . . . . . . . . . . . .
Startup menu . . . . . . . . . . . . .
Restart menu . . . . . . . . . . . . .
Updating the UEFI BIOS . . . . . . . . .
Using system management. . . . . . . . . .
Chapter 6. Preventing problems . . . 81
General tips for preventing problems . . . . . .
Making sure device drivers are current . . . . .
Taking care of your computer . . . . . . . . .
problems . . . . . . . . . . . . . . . 87
Diagnosing problems . . . . . . . . . . . .
Troubleshooting . . . . . . . . . . . . . .
Computer stops responding . . . . . . .
Spills on the keyboard . . . . . . . . . .
Error messages . . . . . . . . . . . .
Errors without messages . . . . . . . . .
Beep errors . . . . . . . . . . . . . .
Memory module problems . . . . . . . .
Networking problems . . . . . . . . . .
devices . . . . . . . . . . . . . . . .
devices . . . . . . . . . . . . . . . .
Battery and power problems . . . . . . .
devices . . . . . . . . . . . . . . . .
A software problem . . . . . . . . . . .
system . . . . . . . . . . . . . . . . . .
. . . . . . . . . . . . . .
workspace . . . . . . . . . . . . . .
device drivers . . . . . . . . . . . . .
Solving recovery problems . . . . . . . .
system . . . . . . . . . . . . . . . . . .
Refreshing your computer . . . . . . . .
settings. . . . . . . . . . . . . . . .
ii
User Guide
72
8.1 fails to start. . . . . . . . . . . . .
72
Creating and using recovery media . . . . .
77
78
Chapter 9. Replacing devices . . . .
79
Static electricity prevention . . . . . . . . . .
79
Disabling the built-in battery . . . . . . . . .
Installing or replacing the SIM card. . . . . . .
Replacing the keyboard . . . . . . . . . . .
81
Replacing the base cover assembly . . . . . .
82
Replacing the memory module . . . . . . . .
83
Replacing the internal storage drive . . . . . .
84
Replacing the wireless WAN card . . . . . . .
Replacing the coin-cell battery . . . . . . . .
Chapter 10. Getting support . . . .
87
Before you contact Lenovo . . . . . . . . . .
87
Getting help and service . . . . . . . . . . .
87
Using diagnostic programs . . . . . . . .
88
Lenovo Support Web site. . . . . . . . .
88
Calling Lenovo . . . . . . . . . . . . .
90
Purchasing additional services . . . . . . . .
91
91
92
computer . . . . . . . . . . . . . .
Accessibility and comfort . . . . . . . . . .
93
Ergonomic information. . . . . . . . . .
94
Comfort . . . . . . . . . . . . . . .
98
Accessibility information . . . . . . . . .
Traveling with your computer . . . . . . . . .
101
Travel tips . . . . . . . . . . . . . . .
101
Travel accessories . . . . . . . . . . .
102
103
information . . . . . . . . . . . . .
Wireless related information . . . . . . . . .
103
103
antennas . . . . . . . . . . . . . . .
104
Certification related information . . . . . . . .
Export classification notice . . . . . . . . . .
105
Electronic emission notices. . . . . . . . . .
106
Declaration of Conformity . . . . . . . .
107
108
statement . . . . . . . . . . . . . . .
108
108
109
109
109
109
111
111
111
112
113
117
119
121
123
125
127
127
127
128
128
128
129
131
131
131
132
132
136
136
137
139
139
140
141
141
141
142
142
142
142
143
143
144
144
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