Page 3 - GIGABYTE Service Manual-v3.0-110101

Contents

CONTENTS.................................................................................................................. I

LIST OF FIGURE....................................................................................................... X

LIST OF TABLES .................................................................................................. XIX

CHAPTER 1 RECEIVING CHECK ..................................................................... 1

1.1 WARRANTY VERIFICATION ............................................................................................................ 1

1.1.1 Serial Number Identification ............................................................................................. 1

1.1.2 Warranty Service Period.................................................................................................... 2

1.1.3 Invalid Warranty ............................................................................................................... 2

1.1.4 M/B damaged by user (CID) .............................................................................................. 3

1.2 APPEARANCE INSPECTION ............................................................................................................ 3

1.3 REPAIR SYSTEM .......................................................................................................................... 6

CHAPTER 2 BASIC VOLTAGE AND POWER ON ........................................... 7

2.1 VOLTAGE MEASUREMENT 3V,5V,12V AND 5VSB ............................................................................ 7

2.2 MEASUREMENT PROCEDURES ....................................................................................................... 7

2.3 VCC3 REPAIR STEP ..................................................................................................................... 8

2.4 VCC REPAIR STEP ..................................................................................................................... 11

2.5 POWER ON PROCEDURE VOLTAGE MEASUREMENT .......................................................................... 14

2.5.1 5VSB Repair Instruction .................................................................................................. 15

2.5.2 5VDUAL Design ............................................................................................................... 16

2.6 5VDUAL REPAIR INSTRUCTION ................................................................................................... 18

2.6.1 5VDUAL to FUSEVCC ....................................................................................................... 19

2.6.2 5VDUAL to 3VDUAL & 3VDUAL_SB ................................................................................. 19

2.7 VCORE,VDDQ,VCC3 AND VCC ................................................................................................ 21

2.8 BATTERY CIRCUIT AND LEAKAGE .................................................................................................. 21

I