Lenovo 3057 Maintenance Manual page 46

Components of server models with eight 3.5-inch hard disk drive bays
Figure 20. Components of server models with eight 3.5-inch hard disk drive bays
1
Cooling shroud
2
Power supply cooling shroud
3
Riser card assembly 2
4
One or two hot-swap redundant power supplies
5
PCI Express cards (available in some models)
6
Heat sinks with microprocessors underneath
7
Slim optical drive (available in some models)
8
Rack handle (right)
9
3.5-inch hard disk drive area
10
Diagnostic module (varies by model)
11
VGA DB-15 connector
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ThinkServer RD430 Hardware Maintenance Manual
12
Pull-out information card
13
Rack handle (left)
14
Front panel board
15
Backplane for server models with eight 3.5-inch hard disk
drive bays
16
System fans (4)
17
CPU1 DIMMs (vary by model)
18
CPU2 DIMMs (vary by model)
19
System board
20
System board battery
21
PCI Express cards (available in some models)
22
Riser card assembly 1