Mother Board - NEC Express5800 User Manual

2-8 General Description

MOTHER BOARD

19
18
17
16-1
16-2
16-3
16-4
1
Power connectors
2
Processor socket
3
DIMM sockets
(The last digit indicates DIMM number.)
4
IDE connector
5
Floppy disk drive connector
6
Lithium battery
7
LED connector
8
Serial ATA connectors
(The last digit indicates connector number.)
9
Speaker
10
PCI boards cooling fan connector
11
Front USB connector
1 2
15 14
3-1 3-2 3-3 3-4
13 12 11
12
CMOS configuration jumper switch
13
Internal USB connector
14
Front panel connector
15
Serial port B connector
16
PCI board slots
16-1: PCI Express ×4
16-2: PCI Express ×8
16-3: 32bit/33 MHz PCI-X
16-4: 32bit/33 MHz PCI-X
17
Rear cooling fan connector
18
CPU cooling fan
19
Connector for external device
1
4
5
6
7
8-4
8-3
8-2
8-1
9
10