Lenovo 4156 Personal Computer User Manual


 
L
Lenovo Solution Center 116
Lenovo ThinkVantage Tools 117
Lenovo Welcome 117
locating components 11
M
media, creating and using recovery media 79
memory module
installing, replacing 35
system board 35
microprocessor
replacing 58
mouse, replacing 74
N
notices 121
O
operations, backup and recovery 80
optical drive, replacing 37
optical mouse
cleaning 97
P
parts replacement, completing 75
password
Administrator 88
considerations 88
Power-On Password 88
setting, changing, deleting 88
passwords
erasing 89
lost or forgotten 89
passwords, using 87
physical specications 4
power
features 2
power switch board, replacing 53
power-on self-test (POST) 93
Power-On, Password 88
programs, updating system 93
purchasing additional services 119
R
rear connectors 10
rear WiFi antenna, installing or removing 66
rear WiFi antennas, installing or removing 67
recovering
from a POST/BIOS update failure 94
software 79
recovery
boot-block 94
operations, backup and 80
problems, solving 84
recovery media, creating and using 79
removing computer cover 33
replacing
battery 48
hard disk drive bracket 60
heat sink 55
microprocessor 58
power switch board 53
Rescue and Recovery 79
workspace, Rescue and Recovery 81
Rescue and Recovery workspace 81
resources, information 117
S
safety v
safety information 117
secondary hard disk drive, replacing 42
security
cable lock 26
enabling or disabling 89
features 2
selecting
startup device 90
temporary startup device 90
serial port 10
service
and help 118
customer support center 118
getting 117
services
other 119
purchasing additional 119
setting
password 88
settings
changing 87
viewing 87
Setup Utility 87
Setup Utility program, starting 87
Setup Utility, exiting 91
software
recovering 79
solving recovery problems 84
starting the Setup Utility program 87
startup device 90
sequence, changing 90
temporary, selecting 90
static-sensitive devices, handling 29
system
management 2
programs 93
system board
connectors 12
locating parts 12
locations 12
memory module 35
system fan, replacing 69
136 ThinkCentre User Guide