Contents

 

Chapter 1: General Information

1

Introduction

2

Features

3

Specifications

4

Board layout

7

Board dimensions

8

Chapter 2: Installation

9

Jumpers and connectors

10

Locating jumpers

12

Locating connectors

13

Setting jumpers

14

CPU installing and upgrading

15

Mounting the CPU and cooling module

16

Installing DRAM (DIMMs)

18

Cache Memory

19

Clear CMOS (J2)

20

LCD driving voltage select (J4)

20

System temperature thermal sensor (J5)

21

CPU frequency ratio select (J6)

21

Pentium II CPU jumper setting examples

22

LCD clock signal select (J7)

24

DOC address select (J8)

25

COM2 RS-232/422/485 select (J10, J9)

26

Power connectors (PWR1, CN5)

27

Power connector (PWR1)

27

CPU fan power connector (CN5)

27

Power LED and Keylock (CN1)

28

Hard drive LED (CN2)

28

External speaker (CN3)

29

Reset switch (CN4)

29

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SBC comm SBC-770 manual Contents