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Acer
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System Architecture
Models:
M3920
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Troubleshooting
Specs
Aspire M3920 Exploded Diagram
Pin Signal Name
Connecting Case Components
Advanced Chipset Configuration
Accessory
Entering Cmos setup
Connector pin definition
Viewing Bios checkpoints
Page 67
Image 67
Chapter 5
System Architecture
This chapter shows the block diagram and board layout of the computer.
Block Diagram
Chapter 5
59
Page 66
Page 68
Page 67
Image 67
Page 66
Page 68
Contents
Acer Aspire M3920 Service Guide
Revision History
Copyright
Disclaimer
Conventions
Service Guide Coverage
Table of Contents
Table of Contents
Component Description
Features and Specifications
Audio
Aspect Description
Device Standby Mode
Global Standby Mode
Suspend Mode
Component
Front View
Rear View
Chapter
System Utilities
Navigating Through the Setup Utility
Entering Cmos setup
Setup Utility Menus
Main menu displays basic information about the system
Main
Advanced
Miscellaneous
Dvmt
Advanced Chipset Configuration
Ahci
Integrated Peripherals
PC Health Status
Power
Security
Setting a system password
LAN
Boot Options
Save Changes
Exit
Chapter
System Disassembly
Removing the Side Panel
Removing the Heatsink Fan Assembly
Removing the Processor
Page
Removing the VGA Card
Removing the Mode Card
Removing the Memory Modules
Removing the TV Card
Removing the Hard Disk Drive
Chapter
Page
Removing the USB Board
Page
Chapter
Removing the Front Bezel
Chapter
Removing the Optical Drive
Chapter
Removing the Removable HDD
Chapter
Page
Chapter
Removing the Card Reader
Chapter
Page
Removing the Power Supply
Page
Removing the Mainboard
Page
Press the I/O shield to remove it Remove the RTC battery
System Troubleshooting
System External Inspection
Power System Check
System Internal Inspection
Beep Codes
Bootblock Initialization Code Checkpoints
Viewing Bios checkpoints
Checkpoints
System is waking from Acpi S3 state
Checkpoint Description
Bootblock Recovery Code Checkpoints
Bios Recovery
Chapter
System Architecture
Label Description
Mainboard Layout
Jumper Type Description Setting default Picture
Jumper Setting
Header Name Function Definition
Internal header pin definition
Connector Name Function Definition
Connector pin definition
Sata Conn
Pin Signal Name
Connecting Optional Devices
USBF1~4 Front Panel USB headers
Pin Signal Name Function
CPUFAN1 CPU Cooling Fan Power Connector
Connecting Case Components
PWR1 ATX 12V Power Connector
PWR2 ATX 24-pin Power Connector
Front Panel Header
FRU Field Replaceable Unit List
Aspire M3920 Exploded Diagram
Board
Accessory
Cable
Card LSI Universal Modem PCI-E
CASE/COVER/BRACKET
Assembly
CPU/PROCESSOR
Combo Module
Heatsink
DVD-RW Drive
FAN
HDD/HARD Disk Drive
Keyboard
Keyboard KIT 105KEY RF2.4 LITE-ON KB&MS Pack RF
Keyboard KIT 106KEY RF2.4 LITE-ON KB&MS Pack RF
Keyboard KIT 105KEY RF2.4 Primax KB&MS Pack RF
Keyboard KIT 104KEY RF2.4 Primax KB&MS Pack RF
Keyboard 105KEY USB LITE-ON SK KB SK-9621B USB
KB36211 Black Portuguese USB 105KS Black
Keyboard 105KEY USB Primax KB Primax KB36211
Black US 104K Black US Keyboard 104KEY PS/2 LITE-ON SK
Black Thailand 104K Black Keyboard 105KEY PS/2 LITE-ON SK
Black Slovenian 105K Black Keyboard 105KEY PS/2 LITE-ON SK
KB36111 Black US PS2 104KS Black Keyboard 104KEY PS/2 Primax
KB36111 Black Belgium 105K Black Keyboard 105KEY PS/2 Primax
Mainboard
Pointing Device
Memory
Speaker
Power Supply
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