HP ProLiant ML570 G4 Server - Manual (Page 11)

Component identification 11
System board components
Item Description
1 PCI Express x4 slot 10
2 PCI Express x4 slot 9
3 PCI Express x4 slot 8
4 PCI Express x4 slot 7
5 PCI Express x4 slot 6
6 PCI Express x4 slot 5
7 PCI-X slot 4, 64-bit/100-MHz
8 PCI-X slot 3, 64-bit/100-MHz
9 PCI-X slot 2, 64-bit/100-MHz
10 PCI-X slot 1, 64-bit/100-MHz
11 Memory board slot 1
12 Memory board slot 2
13 Front video/USB connector
14 Memory board slot 3
15 Memory board slot 4
16 PPM slot 1
17 PPM slot 2
18 Systems Insight Display
19 System maintenance switch (SW2)
20 PPM slot 4
21 NMI switch
22 PPM slot 3
23 Processor socket 4
24 Fan board signal connector
25 Processor socket 3