Internal connectors
1.
Floppy disk drive connector (34-1 pin FLOPPY1)
2.
Serial ATA connectors
(7-pin SATA1, SATA2, SATA3, SATA4, SATA5, SATA6)
3.
IDE connector (40-1 pin PRI_IDE1)
4.
SAS connectors
(7-pin SAS1, SAS2, SAS3, SAS4; Red)
(7-pin SAS5, SAS6, SAS7, SAS8; Blue)
5.
Hard disk activity LED connector (4-pin HDLED1)
6.
USB connectors (10-1 pin USB34, USB56, USB78)
7.
Front and rear fan connectors
(4-pin CPU_FAN1/2, FRNT_FAN1/2/3/4, REAR_FAN1/2)
8.
Serial General Purpose Input/Output connector (8-1 pin SGPIO1)
9.
Serial General Purpose Input/Output connectors
(8-1 pin SGPIO2/3)
10.
Serial port connectors (10-1 pin COM2)
11.
Power supply SMBus connector (5-pin PSUSMB1)
12.
ATX power connectors
(24-pin ATXPWR1, 8-pin ATX12V1, 4-pin ATX12V2)
13.
System panel connector (20-1 pin PANEL1)
14.
Auxiliary panel connector (20-2 pin AUX_PANEL1)
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Chapter 2: Hardware information
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