Lenovo ThinkServer RD550 - Manual (Page 52)

33
34
37
32
35
38
31
36
39
40
Figure 25. System board components
1 Rear-backplane power connector 2 SATA connector (optical drive)
3 AnyRAID connector 1 4 AnyRAID connector 0
5 Coin-cell battery 6 SATA connector 0 (ports 0-3)
7 SATA connector 1 (ports 4-7) 8 Front panel connector 2
9 Front panel connector 1 10 AnyFabric connector 2
11 Rear-backplane signal connector 12 Riser card assembly 1 slot
13 DisplayPort connector 14 Ethernet connector for system management (RJ-45)
15 USB 3.0 connectors (2) 16 ThinkServer Trusted Platform Module connector
17 AnyFabric connector 1 18 SD module connector
19 Serial connector 20 Riser card assembly 2 slot
21 ThinkServer System Manager Premium
connector
22 Power supply connector 2
23 Microprocessor 2 socket 24 Power supply connector 1
25 RAID upgrade key connector 26 Intrusion switch connector
27 System fan 8 connector 28 CPU2 memory slots (6)
29 System fan 7 connector 30 System fan 6 connector
31 System fan 5 connector 32 CPU2 memory slots (6)
33 Front-backplane power connector 34 System fan 4 connector
35 CPU1 memory slots (6) 36 System fan 3 connector
37 Microprocessor 1 socket 38 System fan 2 connector
39 System fan 1 connector 40 CPU1 memory slots (6)
1 Rear-backplane power connector
Used to connect to the 4-pin power connector on the rear backplane.
38 ThinkServer RD550 User Guide and Hardware Maintenance Manual