Acer Aspire Z1620 Acer Aspire Z1620 Desktop Service Guide - Page 9

Mainboard Installation ...99 Main frame Removal ...100 Main frame Installation 100 LCD Panel Removal ...101 LCD Panel Installation...102 Speaker Module Removal 103 Speaker Module Installation 103 Switch _LED& IR Module Removal 104 Power Switch_ LED & IR Module Installation 104 CHAPTER 4 Troubleshooting Introduction 107 General Information 107 Common Problems...108 LCD Failure ...109 Wireless Function Failure 112 Component Failure ...113 Other Functions Failure 115 Intermittent Problems 121 Undetermined Problems 121 Post Codes ...122 CHAPTER 5 Jumper and Connector Locations Mainboard ...125 Clearing Password and BIOS Recovery 127 Clearing Password...127 BIOS Recovery by Crisis Disk 128 IX