Lenovo ThinkCentre A58 Hardware Maintenance Manual page 146

R
rear connectors 87
recovering
from a POST/BIOS update failure 134
recovery
Boot-block 134
removing
computer cover 90
removing, reinstalling
front bezel 92
replacing
battery 99
front audio and USB assembly 117
heat sink and fan assembly 102
microprocessor 104
optical drive 114
power supply assembly 100
primary hard disk drive 109
system board 107
RoHS 2
S
safety information 3
safety inspection guide 5
safety notices 7
secondary hard disk drive
installing, replacing 111
security
enabling or disabling 53
selecting
startup device 53
temporary startup device 53
serial port 88
settings
changing 51
viewing 51
Setup Utility 51
Setup Utility program, starting 51
Setup Utility, exiting 54
standard keyboard connector 88
standard mouse connector 88
starting the Setup Utility program 51
startup device 53
sequence, changing 54
temporary, selecting 53
Symptom-to-FRU index 55
system board
connectors 90
locating parts 90
locations 90
system board, replacing 107
T
temporary startup device 53
test results 48
ThinkVantage Productivity Center 39
tips, problem determination 43
U
undetermined problems 82
updating
(flashing) BIOS 134
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Hardware Maintenance Manual
updating (flashing) BIOS 134
USB connector 88
using
passwords 51
Setup Utility 51
V
VGA monitor connector 88
viewing and changing settings 51
voltage-selection switch 5