Lenovo 70AL Maintenance Manual page 35

Components of server models with four 3.5-inch hot-swap hard disk drive bays
Figure 10. Components of server models with four 3.5-inch hot-swap hard disk drive bays
1
Cover presence switch
2
Power conversion board
3
Front panel
4
Optical drive bay 2 (with an optical drive installed
in some models)
5
Optical drive bay 1 (with an optical drive installed)
6
Hard disk drive bay 3
7
Hard disk drive bay 2
8
Hard disk drive bay 1
9
Hard disk drive bay 0
10
Front system fan 1
Note: The power conversion board
available in server models that come with a RAID card.
11
Front system fan 2
12
System board
13
Low-profile PCI card bracket
14
Main PCI card bracket
15
System board battery
16
Expansion card
17
Heat sink and fan assembly
18
Rear system fan
19
Power supply
20
Four memory slots (installed memory modules vary by
model)
2 , low-profile PCI card bracket 13 , and main PCI card bracket
.
Chapter 3 Product overview
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