System Board Features

The system board offers a “flat” design with the processor and memory subsystems residing on the board. This figure shows the major components on the system board. The following subsections describe the system board major components.

GG

FF

EE DD CC BB AA

Z

Y

X

A

B CD E

F

G

H

I

J

K

L

M

N

O

W V U T S R Q P

System Board

A.Processor connector

B.DIMM slot 3

C.DIMM slot 2

D.DIMM slot 1

E.Fan3 (CPU) connector (used when optional power supply is installed)

F.ATX power connector

G.Reserved

H.Secondary IDE connector

I.Primary IDE connector

J.Fan1 connector (chassis front fan)

K.AT front panel connector

L.Lithium backup battery

M.Configuration jumper block

N.Configuration jumper block

O.System fan connector (not used)

P.Reserved

Q.Reserved

R.Reserved

S.Diskette drive connector

T.Wide SCSI connector

U.Reserved

V.PCI slots for add in boards

W.ISA slots for add in boards

X.VGA monitor port

Y.USB connectors

Z.RJ-45 network connector

AA.WOL enable jumper (not used)

BB.Serial port 2 connector

CC.Parallel port connector

DD.Fan4 connector (chassis upper rear fan)

EE.Reserved

FF.Serial port 1 connector

GG.Keyboard and Mouse connectors

1-8 System Overview

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NEC LC1400 manual System Board Features