Replacing 119

M

Main Module Reassembly Procedure 99

Main Unit Disassembly

Flowchart 60

Mainboard

Removing 72

Replacing 103

Media Board

Replacing 117

Memory Check 126

Model Definition 177

Modem Cable

Removing 78

N

No Display Issue 127

O

ODD Failure 134

Online Support Information 259

P

Panel

Bottom 10 left 8

Power On Failure 126 Primary HDD

Removing 55

R

RJ-11 Jack

Removing 78

S

SD Dummy Card

Removing 49

Replacing 121 speakers

hotkey 14 Switch Cover

Replacing 119 System

Block Diagram 5

T

Test Compatible Components 255

Thermal Grease 102

Thermal Module

Replacing 102

Thermal Unit Failure 137

Touch Pad

hotkey 14

TouchPad Failure 130

Troubleshooting

Built-in KB Failure 129

EasyTouch Buttons 137

HDTV Switch 137

Internal Microphone 132

Internal Speakers 130

LCD Failure 129

No Display 127

ODD 134

Other Failures 138

Power On 126

Thermal Unit 137

TouchPad 130

WLAN 134

U

Undetermined Problems 139 Upper Cover

Removing 61

Replacing 112 USB Board

Removing 68 utility

BIOS 27–35

V

volume hotkeys 14

W

Wireless Function Failure 134

WLAN Module

Removing 58

262

Page 272
Image 272
Acer D255 manual 262