Acer M3900 manual USB ports, Extension slot, Total I/O ports

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USB ports

Controller: Intel ICH10R

Ports Quantity: 12

4 back panel ports

On-board: Four 2*5 headers(8 ports)

4 ports for front daughter board

Connector Pin: standard Intel FPIO pin definition

Data transfer rate support: USB 2.0/1.1

Extension slot

PCI Express Slot Type: x16

PCI Express x16 Slot Quantity: 1

PCI Express Slot Type: x1

PCI Express x1 Slot Quantity: 1

PCI Slot Quantity: 2

Total I/O ports

Rear I/O connectors:

1 PS/2 Keyboard port

1 PS/2 Mouse port

1 D-Sub VGA port

1 HDMI VGA port

1 RJ45 LAN port

1 1394 port

4 USB ports

7.1 channel phone jack

On-board connectors:

1 LGA 775 CPU socket

4 DDRIII memory sockets

1 PCI Express x16 slot

1 PCI Express x 1 slot

2 PCI slot

6 SATA2 connectors

Four 2*5 pin Intel FPIO specification USB pin connectors (follow Intel FPIO standard Specification)

One 2*5 pin Intel FPIO spec. Microphone In/ Headphone Out pin connectors

One 4 pin CPU Fan connector

One 3 pin System FAN connector with linear circuit

One 24pin + 4pin ATX interface PS3/PS2 SPS connector

One 2*7 pin front panel IO header

1 Jumper for clear CMOS

One 2*5pin Front Audio header

1 SPDIF out header x2

One 2*5pin 1394 header

1 on board buzzer

2 reserved 2pin GPIO connector

1 3pin ME enable/disable connector (with 1 jumper)

Chapter 1

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Contents Acer Aspire M3900 Service Guide Revision History Copyright Disclaimer Conventions Service Guide Coverage Table of Contents FRU Field Replaceable Unit List Chapter FeaturesOptical disk On-Board Graphic solutionAudio Hard diskTotal I/O ports USB portsExtension slot Power supply System BiosBlock Diagram Front Panel System ComponentsRear Panel Main Board Major Chips Hardware Specifications and ConfigurationsIOS Hotkey List Audio Interface Memory CombinationsSystem Memory Environmental Requirements Power ManagementSata Interface USB PortSuspend Mode Power Management FunctionACPI support functionDevice Standby Mode Global Standby ModeSystem Utilities Cmos Setup UtilityNavigating Through the Setup Utility Entering Cmos setupParameter Description Setup Utility MenusProduct Information Parameter Description Option Standard Cmos FeaturesEnabled Advanced Bios FeatureAdvanced Chipset Features Integrated Peripherals Power Management Setup PC Health Status Frequency/Voltage Control Setting a supervisor password Bios Security FeaturesLoad Default Settings Save & Exit Setup Exit Without Saving Disassembly Requirements System DisassemblyPre-disassembly Procedure Removing the Side Panel Removing the Heat Sink Fan Assembly Page Removing the Processor Removing the VGA Card Removing the TV Card Removing the Mode Card Removing the Memory Modules Removing the Hard Disk Drive Chapter Removing the USB Board of Rear Panel Chapter Removing the Front Bezel Pull the bezel away from the chassis Removing the Optical Drive Chapter Removing the Removable HDD Chapter Page Removing the Power Supply Lift the power supply module out of the chassis Chapter Removing the Card Reader Pull the card reader out of chassis Chapter Removing the Mainboard Page System Troubleshooting System Internal Inspection Power System CheckSystem External Inspection Beep Codes Checkpoints Viewing Bios checkpointsBootblock Initialization Code Checkpoints System is waking from Acpi S3 state Checkpoint Description Bootblock Recovery Code CheckpointsBios Recovery Placement Jumper and Connector InformationLabel Description Internal header pin definition Jumper SettingSetting Jumper Front USB Header USBVCC1 Connector Name Function Definition Connector pin definitionSATA1TXP SATA1TXN ATX12V Conn FRU Field Replaceable Unit List Aspire M3900 Exploded DiagramAM350-ASSY Aspire M3900 Exploded DiagramAM351-ASSY Components Model Name or Key Spec Acer P/N Aspire M3900 FRU ListCPU VGA NV GT330 2GB DDR2 DVI+HDMI+VGA ATX Samsung Geforce 310 512MB DDR2 Samsung 64BITS VGA DVI Hdmi Components Model Name or Key Spec Acer P/N