Lenovo ThinkServer RD440 User Manual And Hardware Maintenance Manual page 49

Components of server models with 2.5-inch hard-disk-drive bays
Figure 22. Components of server models with 2.5-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
Hot-swap hard-disk-drive backplanes
8
Rack handle (right)
9
2.5-inch hard-disk-drive area (right cage)
10
2.5-inch hard-disk-drive area (middle cage)
11
Pull-out information card
12
VGA DB-15 connector
CRU identification
CRUs are parts that can be upgraded or replaced by the customer. If a CRU is determined to be defective
during the warranty period, a replacement CRU will be provided to the customer. Customers are responsible
for installing the self-service CRUs for this product. Customers also can install optional-service CRUs, which
P S
U
M e
m
C P
U
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
13
14
15
16
17
18
19
20
21
22
23
Slim optical drive (available in some models)
Diagnostic module (varies by model)
Rack handle (left)
Front panel board
System fans (5)
CPU1 DIMMs (vary by model)
CPU2 DIMMs (vary by model)
System board
Coin-cell battery
PCI Express cards (available in some models)
Riser card assembly 1
.
Chapter 3 Product overview
37