Lenovo TC A51-8424 Bedienungsanleitung PDF herunterladen (Seite 29)

Identifying

parts

on

the

system

board

The

system

board

(sometimes

called

the

planar

or

motherboard)

is

the

main

circuit

board

in

your

computer.

It

provides

basic

computer

functions

and

supports

a

variety

of

devices

that

are

IBM-installed

or

that

you

can

install

later.

The

following

illustration

shows

the

locations

of

parts

on

the

system

board.

1

Fan

connectors

(2)

8

Diskette

drive

connector

2

Memory

DIMM

connectors

(2)

9

Power

button

and

front

LED

assembly

connector

3

SATA

IDE

hard

disk

drive

connectors

(2)

10

Power

supply

connector

4

Riser

connector

11

PATA

Primary

IDE

connector

(hard

disk

drive

and

CD-ROM

drive)

5

CMOS

Battery

12

Power

supply

connector

6

Clear

CMOS/BIOS

recovery

jumper

13

Microprocessor

7

Internal

speaker

connector

Chapter

2.

Installing

options

15

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