Motherboard - NEC N8100-1644F User Manual

2-10 General Description

MOTHERBOARD

(1)
(21)
(22)-2
(22)-1
(21)
FRONT
(1) Power connector
(2) USB backup device connector
(3) Unused connector
(4) USB connector (front)
(5) SATA DVD connector
(6) SATA backup device connector
(7) SATA connector
(8) Fan connector
(9) Optional COM connector
(10) HDD BP connector
(11) Unused jumper switch
(12) Password clear jumper switch (see page 306)
(13) CMOS clear jumper switch (see page 302)
(14) Lithium battery
(15) Connector for PCI riser card slot (for low-profile card)
(16) Connector for PCI riser card slot (for full-height card)
(17) Connector for RAID controller
(18) USB memory module connector
(19) Front panel connector
(20) Front video connector
(21) DIMM (CPU) sockets (see page 217)
(22) Processor sockets
(22)-1 Processor #1 (CPU#1)
(2) (3)
(4) (5) (6)
(20) (19) (18)(15) (16)
(22)-2 Processor #2 (CPU#2)
(7) (8) (10) (9) (3)
(11) (12)
(17)
(See PCI Card on page
236.)
(13)
External
connectors
(see page
158)
REAR
(14)