Acer Aspire X1920 Acer Aspire X1920 Desktop Service Guide - Page 7

Table of Contents Features and Specifications 1 Audio 2 I/O Ports and LED Indicators 2 Physical Specifications 3 Environmental Requirements 3 System Tour 4 Front View 4 Rear Panel 5 System Utilities 7 CMOS Setup Utility 7 Accessing the Setup Utility 8 Navigating through the Setup Utility 9 Setup Utility Menus 9 System Disassembly 23 Disassembly Requirements 23 Pre-disassembly Procedure 23 Disassembly Procedures 24 Removing the Side Panel 24 Removing the Front Bezel 25 Removing the Heat Sink Fan Assembly 26 Removing the Processor 27 Removing the HDD-ODD Bracket 28 Detaching the Front Bezel 33 Removing the Expansion Boards 34 Removing the Memory Modules 36 Removing the Power Supply Unit 36 Removing the Front I/O and Optional Card Reader Assemblies 39 Removing the Mainboard 42 Hardware Diagnostic Procedure 45 System Check Procedures 45 Checkpoints 46 POST Error Indicators 50 BIOS Recovery 62 BIOS Update 63 Clearning CMOS 67 System Architecture 69 Block Diagram 69 Mainboard Layout 70 Jumper Setting 71 Setting Jumper 72 Connecting Optional Devices 73 Connecting Case Components 75 Field Replaceable Unit (FRU) List 77 Exploded Diagram 78 AX1920 FRU List 79 Processor 92 Technical Specifications 92 Chipsets 93 vii