Lenovo 6423 Installation Manual page 60

replacing (continued)
battery 24
hard drive 31
heat sink 30
internal speaker 39
resources, information 3
S
safety information 1
security
cable lock 47
features, installing 47
serial connector 7
SPDIF connector 7
static-sensitive devices, handling 4
system board
components, accessing 15
connectors 9
identifying parts 9
location 9
T
television output notice 50
trademarks 50
U
updating (flashing) BIOS 43
USB connector 7
52
ThinkStation Hardware Installation and Replacement Guide