User Manuals: Acer eMachines eM250 Netbook

User Manuals: Acer eMachines eM250 Netbook

Manuals and User Guides for Acer eMachines eM250 Netbook. We have 1 Acer eMachines eM250 Netbook manual available for free PDF download: Service Manual

Acer eMachines eM250 Service Manual

Acer eMachines eM250 Service Manual (194 pages)

Brand: Acer | Category: Laptop | Size: 10 MB

Table of Contents

Emachines Em250 Series
1
Revision History
2
Table of Contents
7
System Specifications

11
- Features
  11
  - Privacy Control
    12
  - Special Keys and Controls
    12
- System Block Diagram
  13
- Your Emachines Notebook Tour
  14
  - Front View
    14
  - Closed Front View
    15
  - Left View
    15
  - Right View
    16
  - Rear and Base View
    16
  - Indicators
    17
  - Touchpad Basics
    18
- Using the Keyboard
  19
  - Lock Keys and Embedded Numeric Keypad
    19
  - Windows Keys
    20
  - Hot Keys
    21
  - Special Keys
    22
- Hardware Specifications and Configurations
  23
System Utilities

29
- BIOS Setup Utility
  29
  - Navigating the BIOS Utility
    29
  - Information
    30
  - Main
    31
  - Security
    32
    
    Setting a Password
    33
    
    Removing a Password
    33
    
    Changing a Password
    34
  - Boot
    35
  - Exit
    36
- BIOS Flash Utility
  37
  - DOS Flash Utility
    38
  - Winflash Utility
    40
- Remove HDD/BIOS Password Utilities
  41
  - Miscellaneous Utilities
    43
Machine Disassembly and Replacement

47
- Disassembly Requirements
  47
  - Related Information
    47
- General Information
  48
  - Pre-Disassembly Instructions
    48
  - Disassembly Process
    48
- External Module Disassembly Process
  49
- Main Unit Disassembly Process
  58
  - Main Unit Disassembly Flowchart
    58
  - Removing the Keyboard
    59
  - Removing the Upper Cover
    61
  - Removing the Power Board
    65
  - Removing the Bluetooth Module
    67
  - Removing the Touchpad FFC
    68
  - Removing the WLAN Board
    69
  - Removing the USB Board
    71
  - Removing the Mainboard
    73
  - Removing the RTC Battery
    76
  - Removing the Thermal Module
    77
  - Removing the Speaker Module
    79
  - Removing the LCD Module
    81
  - Removing the AC Power Jack
    84
- LCD Module Disassembly Process
  85
- LCD Module Reassembly Procedure
  96
  - Replacing the Antennas
    96
  - Replacing the LCD Cable and Brackets
    99
  - Replacing the LCD Panel
    102
  - Replacing the Camera Board
    103
  - Replacing the LCD Bezel
    105
- Main Module Reassembly Procedure
  106
  - Replacing the AC Power Jack
    106
  - Replacing the LCD Module
    107
  - Replacing the Speaker Module
    110
  - Replacing the Thermal Module
    111
  - Replacing the Mainboard
    112
  - Replacing the USB Board
    114
  - Replacing the WLAN Board
    115
  - Replacing the Touchpad FFC
    116
  - Replacing the Bluetooth Module
    116
  - Replacing the Power Board
    118
  - Replacing the Upper Cover
    120
  - Replacing the Keyboard
    123
  - Replacing the 3G Module
    123
  - Replacing the DIMM Module
    125
  - Replacing the Hard Disk Drive Module
    125
  - Replacing the Lower Covers
    127
  - Replacing the Battery Pack
    128
Troubleshooting

129
- Common Problems
  129
  - Power on Issue
    130
  - Computer Shutsdown Intermittently
    130
  - No Display Issue
    131
  - Random Loss of BIOS Settings
    132
  - LCD Failure
    133
  - Built-In Keyboard Failure
    133
  - Touchpad Failure
    134
  - Internal Speaker Failure
    135
  - Internal Microphone Failure
    137
  - HDD Not Operating Correctly
    138
  - USB Failure (Rightside)
    139
  - Wireless Function Test Failure
    140
  - 3G Function Test Failure
    141
  - Switch Failure
    142
  - Thermal Units Failure
    143
  - Power Button Failure
    143
  - External Mouse Failure
    144
  - Other Failures
    144
- Intermittent Problems
  145
- Undetermined Problems
  145
- Motherboard CMOS Discharge
  146
- POST Code Reference Tables
  147
  - Sec
    147
  - Memory
    147
  - BDS & Specific Action
    148
  - Each PEIM Entry Point Used in 80_PORT
    149
  - Each Driver Entry Point Used in 80_PORT
    149
  - Each Smmdriver Entry Point Used in 80_PORT
    152
Jumper and Connector Locations

153
- Top View
  153
- Bottom View
  154
- Power Board
  155
- Card Reader Board
  156
- Clearing Password Check and BIOS Recovery
  157
  - Clearing Password Check
    157
  - BIOS Recovery by Crisis Disk
    158
FRU (Field Replaceable Unit) List

159
- Emachines Em250 Exploded Diagrams
  160
  - Main Assembly
    160
  - Rear Assembly
    161
  - Upper Cover Assembly
    162
  - Lower Cover Assembly
    163
  - LCD Assembly
    164
  - Emachines Em250 FRU List
    165
  - Screw List
    171
Model Definition and Configuration

172
- Emachines Em250 Series
  173
  - Model Em250-01G16I
    173
  - Model Em250-01G25I
    178
  - Model Em250-02G16I
    179
  - Model Em250-02G25I
    179
Test Compatible Components

181
- Windows XP Environment Test
  182
Online Support Information

189
Index

191

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