System Board Components - Lenovo ThinkAgile HX1521-R User Manual

System board components

The illustration in this section shows the component locations on the system board.
Figure 9. System board components
Table 6. Components on the system board
Callout
1
Riser 2 slot
3
PCIe slot 4
5
BIOS ROM programming connector
7
LOM adapter connector
9
Front USB connector
11
Operator-information-panel connector
13
Front VGA connector
15
Backplane power connector 3
17
Processor 1 socket
19
System fan 3 connector
21
System fan 4 connector
20
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Callout
2
Serial-port-module connector
4
RAID adapter slot
6
Riser 1 slot
8
XCC ROM programming connector
10
GPU power connector 2
12 1 2
TCM /TPM connector (for China only)
14
DIMM slots (24)
16
System fan 1 connector
18
System fan 2 connector
20
Backplane power connector 2
22
Processor 2 socket