Lenovo 2121 Laptop User Manual


 
L
Lenovo Solution Center 114
Lenovo ThinkVantage Tools 115
Lenovo Welcome 115
locating components 12
M
media, creating and using recovery media 77
memory module
installing, replacing 35
system board 35
microprocessor
replacing 58
mouse, replacing 73
N
notices 119
O
operations, backup and recovery 78
optical drive, replacing 37
optical mouse
cleaning 95
P
parts replacement, completing 74
password
Administrator 86
considerations 86
Power-On Password 86
setting, changing, deleting 86
passwords
erasing 87
lost or forgotten 87
passwords, using 85
physical specications 4
power
features 3
power switch board, replacing 53
power-on self-test (POST) 91
Power-On, Password 86
programs, updating system 91
purchasing additional services 117
R
rear connectors 10
rear WiFi antenna, installing or removing 66
recovering
from a POST/BIOS update failure 92
software 77
recovery
boot-block 92
operations, backup and 78
problems, solving 82
recovery media, creating and using 77
removing computer cover 33
replacing
battery 48
hard disk drive bracket 60
heat sink 55
microprocessor 58
power switch board 53
Rescue and Recovery 77
workspace, Rescue and Recovery 79
Rescue and Recovery workspace 79
resources, information 115
S
safety v
safety information 115
secondary hard disk drive, replacing 42
security
cable lock 26
enabling or disabling 87
features 3
selecting
startup device 88
temporary startup device 88
serial port 10
service
and help 116
customer support center 116
getting 115
services
other 117
purchasing additional 117
setting
password 86
settings
changing 85
viewing 85
Setup Utility 85
Setup Utility program, starting 85
Setup Utility, exiting 90
software
recovering 77
solving recovery problems 82
starting the Setup Utility program 85
startup device 88
sequence, changing 88
temporary, selecting 88
static-sensitive devices, handling 29
system
management 2
programs 91
system board
connectors 13
locating parts 13
locations 13
memory module 35
system fan, replacing 69
134 ThinkCentre User Guide