Acer Aspire M3420 Service Manual
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Acer Aspire M3420 Service Manual

Acer aspire m3420 desktop service guide
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Acer
Aspire M3420
Service Guide
SG V1.00
PRINTED IN TAIWAN

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Summary of Contents for Acer Aspire M3420

  • Page 1 Acer Aspire M3420 Service Guide SG V1.00 PRINTED IN TAIWAN...

  • Page 2: Revision History

    Revision History Please refer to the table below for the updates made on this service guide. Date Version Chapter Updates 05-04-2012 First Draft 05-04-2012 V1.00...
  • Page 3 Copyright Copyright © 2012 by Acer Incorporated. All rights reserved. No part of this publication may be reproduced, transmitted, transcribed, stored in a retrieval system, or translated into any language or computer language, in any form or by any means, electronic, mechanical, magnetic, optical, chemical, manual or otherwise, without the prior written permission of Acer Incorporated.
  • Page 4 Disclaimer The information in this guide is subject to change without notice. Acer Incorporated makes no representations or warranties, either expressed or implied, with respect to the contents hereof and specifically disclaims any warranties of merchantability or fitness for any particular purpose.
  • Page 5 Conventions The following conventions are used in this manual: SCREEN Denotes actual messages that appear on screen. MESSAGES NOTE Gives additional information related to the current topic. WARNING Alerts you to any physical risk or system damage that might result from doing or not doing specific actions.

  • Page 6: Fru Information

    Service Guide Coverage This Service Guide provides you with all technical information relating to the BASIC CONFIGURATION decided for Acer's "global" product offering. To better fit local market requirements and enhance product competitiveness, your regional office MAY have decided to extend the functionality of a machine (e.g. add-on card, modem, or extra memory capability).

  • Page 7: Table Of Contents

    Table of Contents System Tour Features Block Diagram System Components Front Panel Rear Panel Hardware Specifications and Configurations Power Management Function(ACPI support function) System Utilities CMOS Setup Utility Entering CMOS setup Navigating Through the Setup Utility Setup Utility Menus System Disassembly and Assembly Disassembly Requirements Pre-disassembly Procedure Removing the Side Panel...
  • Page 8 System Check Procedures Power System Check System External Inspection System Internal Inspection Beep Codes Checkpoints BIOS Recovery Jumper and Connector Information M/B Placement Jumper Setting Setting Jumper FRU (Field Replaceable Unit) List Aspire M3420 Exploded Diagram Aspire M3420 FRU List viii...

  • Page 9: System Tour

    Chapter 1 System Tour Features Below is a brief summary of the computer’s many feature: NOTE: The features listed in this section is for your reference only. The exact configuration of the system depends on the model purchased. Operating System Microsoft Windows 7 Professional 32bit •...

  • Page 10: Hard Disk Drive

    Follow Follow Acer Mother Board EE Design Request-v5.5-2011-1103 or later version. • Graphics HD Graphics Support: • Suport Digital display (HDMI/DVI/DP) and VGA. • AMD Blu-ray 3D technology support (only A- Series APU). • Complicant with HDMI CTS v1.4a. • Dual View function support.

  • Page 11: Usb Ports

    Extension slot 1 * PCIE x16 (PCIE V2.0). • 3 * PCIE x1 (PCIE V2.0). • USB Ports Controller: AMD A75 chipset. • Rear I/O: • 4 * USB2.0 ports. • 2 * USB3.0 ports. • Onboard Header: • Three H2X5 USB2.0 headers. •...

  • Page 12: System Bios

    1 * H2X4 HD internal speaker header. • 1 * onboard Buzzer. • 2 * H1X2 GPIO header. • System BIOS Type: • Use SPI Flash. • System BIOS 4MB. • Kernel: • AMI Kernel with Acer skin/copyright. • Power supply 300W/(500W only for JP).

  • Page 13: Block Diagram

    Block Diagram Chapter 1...

  • Page 14: System Components

    System Components This section is a virtual tour of the system’s interior and exterior components. Front Panel Component USB 3.0 ports Slave optical drive eject button.(Press to open drive bay door and access the optical drive. Removable HDD door button.(Press button to access the removable HDD.

  • Page 15: Rear Panel

    Rear Panel Component Power connector PS2 keyboard port HDMI port VGA port USB 2.0 ports USB 3.0 ports Line-out jack Microphone-in jack Expansion slot (Graphics card and Wireless Lan card) Line-in USB 2.0 ports LAN connector System FAN PS2 mouse port Chapter 1...

  • Page 16: Hardware Specifications And Configurations

    Hardware Specifications and Configurations Processor Item Specification Processor Type Support AMD Trinity APU Socket Type AMD Socket-FM2 Minimum operating speed 0 MHz (If Stop CPU Clock in Sleep State in BIOS Setup is set to Enabled.) BIOS Item Specification BIOS code programer AMI Kernel with Acer skin BIOS version P01-A0...

  • Page 17: Memory Combinations

    Memory Combinations Slot Memory Total Memory Slot 1 1MB,2GB,4GB 1G ~4GB Slot 2 1MB,2GB,4GB 1G ~4GB Slot 3 1MB,2GB,4GB 1G ~4GB Slot 4 1MB,2GB,4GB 1G ~4GB Maximum System Memory Supported 1G~16GB System Memory Item Specification Memory slot number 4 slot Support Memory size per socket 1GB/2GB/4GB Support memory type...

  • Page 18: Sata Interface

    SATA Interface Item Specification SATA controller AMD A75 Number of SATA channel SATA X 6(SATA 6Gb/s) Support mode RAID/AHCI/IDE mode option. Default AHCI mode in Microsoft windows OS. Native IDE mode in non-windows USB Port Item Specification Universal HCI USB 3.0/2.0/1.1 USB Class Support legacy keyboard for legacy mode USB Connectors Quantity...

  • Page 19: Power Management

    Power Management Devices Power Button USB Keyboard/Mouse Disabled Disabled Disabled Disabled Disabled Disabled Disabled Disabled Disabled Disabled Disabled Disabled Devices wake up from S3 should be less than. • Devices wake up from S5 should be less than 10 seconds. •...

  • Page 20: Power Management Function(Acpi Support Function)

    Power Management Function(ACPI support function) Device Standby Mode Independent power management timer for hard disk drive devices(0-15 minutes,time step=1minute). • Hard Disk drive goes into Standby mode(for ATA standard interface). • Disable V-sync to control the VESA DPMS monitor. • Resume method:device activated (keyboard for DOS, keyboard &mouse for Windows.

  • Page 21: System Utilities

    Chapter 2 System Utilities CMOS Setup Utility CMOS setup is a hardware configuration program built into the system ROM, called the complementary metal- oxide semiconductor (CMOS) Setup Utility. Since most systems are already properly configured and optimized, there is no need to run this utility. You will need to run this utility under the following conditions. When changing the system configuration settings •...

  • Page 22: Entering Cmos Setup

    Entering CMOS setup Turn on the server and the monitor. If the server is already turned on, close all open applications, then restart the server. During POST, press Delete. If you fail to press Delete before POST is completed, you will need to restart the server. The Setup Main menu will be displayed showing the Setup’s menu bar.

  • Page 23: Setup Utility Menus

    Setup Utility Menus Main The Setup Main menu includes the following main setup categories. Parameter Description System BIOS Version Version number of the BIOS setup utility. Build Date Date when the BIOS setup utility was built Processor Type of CPU installed on the system. Core Frequency Core speed of the CPU installed on the system.
  • Page 24 Advanced Parameter Description Miscellaneous Press Enter to access the Miscellaneous submenu Advanced Chipset Configuration Press Enter to access the Advanced Chipset Configuration submenu Integrated Peripherals Press Enter to access the Integrated Peripherals submenu PC Health Status Press Enter to access the PC Health Status submenu Chapter 2...
  • Page 25 Miscellaneous Parameter Description Option AHCI Port 0/1/2/3/4/5 Displays the status of auto detection of the AHCI device. Bootup Num-lock Selects power on state for Num Lock. USB Beep Message Enables or disables BIOS to display error beeps or messages during USB Enabled device enumeration.

  • Page 26: Advanced Chipset Configuration

    Advanced Chipset Configuration AMD Turbo Core This item allows you to enable or disable the AMD Turbo Core. Enabled Disabled AMD Cool’n’Quiet This item allows you to enable/disable your system utilize the AMD specific Enabled ACPI states to save power consumption. Disabled AMD EVP This item allows you to enable or disable the AMD EVP.

  • Page 27: Integrated Peripherals

    Integrated Peripherals Parameter Description Option Onboard SATA Controller Enables or disables the onboard SATA controller. Enabled Disabled Onboard SATA Mode Select an operating mode for the onboard SATA. Native IDE RAID AHCI Onboard USB Controller Enables or disables the onboard USB controller. Enabled Disabled Legacy USB Support...

  • Page 28: Pc Health Status

    PC Health Status Parameter Description Option Smart Fan Enables or disables the smart system fan control function. Enabled Disabled Chapter 2...
  • Page 29 Power Parameter Description Option ACPI Suspend Mode Select an ACPI state. S3 (STR) S1 (POS) Deep Power Off Mode Select the Deep power off Mode Enabled Disabled Power On by PCIE Devices This system can be turned off with a software commend. If you enable Enabled this item, the system can automatically resume if there is an incoming Disabled...
  • Page 30 Security Parameter Description Option Supervisor Password This item indicates whether a supervisor password has been set. If the password has been installed, Installed displays. If not, Not Installed displays. User Password This item allows you to change user password. Change Supervisor You can select this option and press <Enter>...

  • Page 31: Boot Options

    Boot Options 1st/2nd/3rd/4th/5th Boot Specifies the boot order from the available devices. Device Hard Disk CD^DVD Removable Device EFI Device Priority Press Enter to access the EFI Device Priority submenu and specify the boot device priority sequence from available EFI devices. Hard Disk Drive Priority Press Enter to access the Hard Disk Drive Priority submenu and specify the boot device priority sequence from available hard drives.
  • Page 32 Exit Parameter Description Save & Exit Setup When you have completed the system configuration changes, select this option to leave the BIOS Setup Utility and reboot the computer, so the new system configuration parameters can Save & Exit Setup Enter take effect.

  • Page 33: System Disassembly And Assembly

    Chapter 3 System Disassembly and Assembly This chapter contains step-by-step procedures on how to disassemble and assembly the desktop computer for maintenance and troubleshooting. Disassembly Requirements To disassemble the computer, you need the following tools: Wrist grounding strap and conductive mat for preventing electrostatic discharge •...

  • Page 34: Pre-Disassembly Procedure

    Pre-disassembly Procedure Before proceeding with the disassembly procedure, perform the steps listed below: Turn off the system and all the peripherals connected to it. Unplug the power cord from the power outlets. Unplug the power cord from the system. Unplug all peripheral cables from the system. Place the system unit on a flat, stable surface.

  • Page 35: Removing The Side Panel

    Removing the Side Panel Remove the two screws located on the rear edge of the side panel. Slide the side panel toward the back of the chassis until the tabs on the cover disengage with the slots on the chassis. Lift the side panel away from the server and put it aside for reinstallation later.

  • Page 36: Removing The Front Bezel

    Removing the Front Bezel Release the front bezel from the chassis interior. Pull the bezel away from the chassis. Chapter 3...

  • Page 37: Removing The Heat Sink Fan Assembly

    Removing the Heat Sink Fan Assembly WARNING:The heat sink becomes very hot when the system is on. NEVER touch the heat sink with any metal or with your hands. Loosen the hook of heat sink as shown below. Note : CPU Fan has been highlighted with the yellow rectangle as above image shows.Please detach the CPU Fan and follow local regulations for disposal.
  • Page 38 Disconnect the other end tache of heat sink away from the retention frame. Lift the heat sink fan assembly away from the mainboard. Chapter 3...
  • Page 39 Lay down the heat sink fan assembly, in an upright position, on top of the power supply, as shown below, then disconnect the fan cable from the mainboard. Remove the heat sink fan assembly from the chassis then lay it down in an upright position—with the thermal patch facing upward.

  • Page 40: Removing The Processor

    Removing the Processor IMPORTANT:Before removing a processor from the mainboard, make sure to create a backup file of all important data. WARNING:The processor becomes very hot when the system is on. Allow it to cool off first before handling. Release the load lever. Lift the load lever to the fully open, upright position.
  • Page 41 Pull out the processor from the socket. IMPORTANT: If you are going to install a new processor, note the arrow on the corner to make sure the processor is properly oriented over the socket. Chapter 3...

  • Page 42: Removing The Vga Card

    Removing the VGA Card Remove the two screws that secures the card to the chassis. Open PCI Latch. Chapter 3...
  • Page 43 Firstly press the expansion slot lock to unlock it as the direction indicated(1), gently pull up the expansion board (2), move it slightly to the left and remove (3) from the slot. Note: Circuit boards >10 cm² has been highlighted with the yellow rectangle as above image shows. Please detach the Circuit boards and follow local regulations for disposal.

  • Page 44: Removing The Wireless Lan Card

    Removing the Wireless Lan Card Gently pull the card to remove it from the mainboard. Note: Circuit boards >10 cm² has been highlighted with the yellow rectangle as above image shows. Please detach the Circuit boards and follow local regulations for disposal. Chapter 3...

  • Page 45: Removing The Hard Disk Drive

    Removing the Hard Disk Drive Disconnect the data and power cables from the rear of the optical drive. Disconnect the other end of the data cable from the main board. Remove the screw that secures the HDD cage to the chassis. Chapter 3...
  • Page 46 Lift the HDD cage up and turn it over. Remove the HDD module. Remove the four screws secure the HDD module to the HDD cage. Chapter 3...
  • Page 47 Slide the HDD out of the cage. Repeat steps a and b to remove the other hard disk drivce. Chapter 3...

  • Page 48: Removing The Optical Drive

    Removing the Optical Drive Use a knife to cut off the PE belt then disconnector the cable. Disconnect data and power cable from the rear of the optical drive. Disconnect the other end of the data cable from the mainboard. Chapter 3...
  • Page 49 Remove the four screws from the optical drive. Pull the master ODD from the chassis. Pull the slave ODD from the chassis with the same way. Chapter 3...

  • Page 50: Removing The System Fan

    Removing the System Fan Remove system FAN cable from Mainboard connector. Release four screws according to the following picture. Chapter 3...
  • Page 51 Take off the system fan from chassis. Note :System fan has been highlighted with the yellow rectangle as above image shows.Please detach the system fan and follow local regulations for disposal. Chapter 3...

  • Page 52: Removing The Power Supply

    Removing the Power Supply Disconnect the 4-pin and 24-pin power supply cables from the mainboard. Squeeze on the retaining latch (1) attached to the cable end of the connector. Grasp the cable end of the connector and pull it straight up (2). Remove the four screws that secures the power supply to the chassis.
  • Page 53 Disconnect USB3.0 power cable. Lift the power supply module out of the chassis. Chapter 3...

  • Page 54: Removing The Memory Modules

    Removing the Memory Modules IMPORTANT:Before removing any DIMM from the memory board, make sure to create a backup file of all important data. Press the holding clips on both sides of the DIMM slot outward to release the DIMM(1). Gently pull the DIMM upward to pull it away from the M/B(2). Note: Circuit boards >10 cm²...

  • Page 55: Removing The Daughter Board

    Removing the Daughter Board Disconnect the daughter board cable from the mianboard connector. Remove the screw that secures the bracket to the chassis. Chapter 3...
  • Page 56 Take out the bracket from the chassis. Remove the two screws that secures the daughter board to the chassis. Chapter 3...
  • Page 57 Remove the daughter board from the bracket. Note: Circuit boards >10 cm² has been highlighted with the yellow rectangle as above image shows. Please detach the Circuit boards and follow local regulations for disposal. Chapter 3...

  • Page 58: Removing The Mainboard

    Removing the Mainboard Open the cable retention clip, Disconnect the USB cable, power switch cable, audio cable, card reader cable from the mainboard connector. Remove the eight screws that secure the mainboard to the chassis. Note: Circuit boards >10 cm² has been highlighted with the yellow rectangle as above image shows. Please detach the Circuit boards and follow local regulations for disposal.
  • Page 59 Lift the board from the chassis. Punching in IO Shield then you can remove it. Chapter 3...
  • Page 60 Remove the RTC battery. Note: RTC battery has been highlighted with the yellow circle as above image shows.Please detach the RTC battery and follow local regulations for disposal. Chapter 3...

  • Page 61: Removing The Top Cover

    Removing the Top Cover Release these cables from the chassis. Gently release the top bezel retention tabs from the chassis interior. Chapter 3...
  • Page 62 When perform the step 2, then release the top bezel retention tabs from the chassis interior. Pull the top cover away from the chassis. Chapter 3...
  • Page 63 Pull the power switch and LED cable from chassis hole. Chapter 3...

  • Page 64: Removing The Power Switch And Led Cable Assembly

    Removing the Power Switch and LED Cable Assembly Release the locking tabs (1) and gently power switch cable out of the bracket (2). Release the locking tabs (1) and gently LED cable out of the bracket (2). Release the two locking tabs and take out the cable. Chapter 3...

  • Page 65: Removing The Card Reader

    Removing the Card Reader Remove two screws that secure the card reader to the chassis. Note: Circuit boards >10 cm² has been highlighted with the yellow rectangle as above image shows. Please detach the Circuit boards and follow local regulations for disposal. Lift the card reader away from chassiss.

  • Page 66: Removing The Top Usb And Audio I/O Assembly

    Removing the Top USB and Audio I/O Cable Assembly Remoe two screws that secure the top USB and audio I/O cable assembly to the chassis. Release these cables from the chassis. Chapter 3...
  • Page 67 Slide and lift the top USB and audio I/O cable assembly away from chassiss. Pull the cable from chassis hole. Chapter 3...
  • Page 68 Remove the two screws that secure the top USB and audio I/O board to the bracket. Grasp the bracket then gently pull the USB and audio I/O board out of the bracket. Note: Circuit boards >10 cm² has been highlighted with the yellow rectangle as above image shows. Please detach the Circuit boards and follow local regulations for disposal.

  • Page 69: Assembly Requirements

    Assembly Requirements To assemble the computer, you need the following tools: Wrist grounding strap and conductive mat for preventing electrostatic discharge • Flat-blade screwdriver • Philips screwdriver • Hex screwdriver • Plastic flat-blade screwdriver • Plastic tweezers • NOTE: The screws for the different components vary in size. During the assembly process, group the screws with the corresponding components to avoid mismatch when putting back the components.

  • Page 70: Assembly Procedure

    Assembly Procedure Before proceeding with the assembly procedure, perform the steps listed below: Turn off the system and all the peripherals connected to it. Unplug the power cord from the power outlets. Unplug the power cord from the system. Unplug all peripheral cables from the system. Place the system unit on a flat, stable surface.

  • Page 71: Romoving The Side Panel

    Removing the Side Panel Remove the four screws located on the rear edge of the side panel. Slide the side panel toward the back of the chassis until the tabs on the cover disengage with the slots on the chassis. Lift the side panel away from the server and put it aside for reinstallation later.

  • Page 72: Removing The Cage Of Hard Disk Drive

    Removing the Cage of Hard Disk Drive Removing the front bezel, please refer to “Removing the front bezel” on page 28. Remove the screw that secures the HDD cage to the chassis. Lift the HDD cage up and turn it over. Chapter 3...

  • Page 73: Removing The Daughter Board

    Removing the Daughter Board Remove the screw that secures the chassis to the daughter board. Take out the daughter board. Chapter 3...

  • Page 74: Removing The Pci Cover

    Removing the PCI Cover Remove the PCI cover. NOTE: Based on actual requirment to remove the PCI cover. Chapter 3...

  • Page 75: Reinstalling The I/O Shielding

    Reinstalling the I/O Shielding Install I/O shielding into chassis. Chapter 3...

  • Page 76: Reinstalling The Mainboard

    Reinstalling the MainBoard Slide the mainboard into the chassis, with the I/O ports of the mainboard extruding from their port holes, then lower the mainboard in place. Make sure the screw holes on the main board are aligned with those on the chassis. Secure the mainboard with eight screws.
  • Page 77 Connect the USB cable, power switch cable, audio cable, card reader cable to the mainboard connector. then close the cable retention clip. Chapter 3...

  • Page 78: Reinstalling The Daughter Board

    Install the Daughter Board Install the daughter board into chassis. Secure the bracket to the chassis using one screw. Connect the daughter board cable to the motherboard connector. Chapter 3...

  • Page 79: Reinstalling The Memory

    Reinstalling the Memory Open the holding clips on both sides of the DIMM slot outward. Insert the memory module into the DIMM1 slot (1) and then press it down until it clicks into place (2). Chapter 3...
  • Page 80 If a second memory module is available, install it in the DIMM2 slot by repeating step 1. NOTE: Install memory rule as table shown below. DIMM1 DIMM3 DIMM2 DIMM4 Remark:A and B show different size of memory, size:A>B Chapter 3...

  • Page 81: Reinstalling The Power Supply

    Reinstalling the Power Supply Install the power supply to chassis. Secure the power supply to the chassis using four screws. Chapter 3...
  • Page 82 Connect the ATX 24Pin Power cable and ATX 4Pin Power cable to mainboard connector. Connect USB3.0 power cable. Chapter 3...

  • Page 83: Reinstalling The System Fan

    Reinstalling the System FAN Secure the system fan to the chassis using four screws. Connect system fan cable to mainboard connector. Chapter 3...

  • Page 84: Reinstalling The Optical Drive

    Reinstalling the Optica Drive Install the ODD into the bay. Secure the optical drive to the chassis using four screws. Chapter 3...
  • Page 85 Connect the power cables and data cable to the rear of the optical drive. Connect the other end of the data cable to the mainboard connector. Chapter 3...

  • Page 86: Reinstalling The Hard Disk Drive

    Reinstalling the Hard Disk Drive Install the HDD. Slide the slave HDD into the drive bay. Secure the slave HDD to the drive bay using four screws. Slide the master hard disk drive into the drive bay. Chapter 3...
  • Page 87 Secure the master HDD to the drive bay using four screws. Install HDD cage into chassis by the track. Secure the cage to the chassis using one screw. Chapter 3...
  • Page 88 Connect the data cable and power cable to the rear of the hard disk drive. Connect the other end of the data cable to the main board. Chapter 3...

  • Page 89: Reinstalling The Wireless Lan Card

    Install the Wireless LAN Card Open PCI Latch. Position the expansion board over the PCIE1X 1 slot and move it slightly to the right (1), making sure the card guide is aligned with the slot guide on the chassis. Insert the expansion card connector properly into PCIE1X 1 slot (2).

  • Page 90: Reinstalling The Vga Card

    Reinstalling the VGA Card Position the expansion board over the PCIE16X 1 slot and move it slightly to the right (1), making sure the card guide is aligned with the slot guide on the chassis. Insert the expansion card properly connector into PCIE16X 1 slot (2).

  • Page 91: Reinstalling The Processor

    Reinstalling the Processor IMPORTANT:If you are going to install a new processor, note the arrow on the corner to make sure the processor is properly oriented over the socket. Release the load lever. Chapter 3...
  • Page 92 Lift the load lever and load plate to the fully open,then take out the CPU cover. Gently put the processor into the socket and close the load lever. Chapter 3...

  • Page 93: Reinstalling The Heat Sink Fan Assembly

    Reinstalling the Heat Sink Fan Assembly Connect the cooler cable to the mainboard connector. Position the heat sink fan assembly on top of the processor. Chapter 3...
  • Page 94 Connect tache of heat sink to the retention frame. Secure the hook of heat sink as shown below. Chapter 3...

  • Page 95: Reinstalling The Front Bezel

    Reinstalling the Front Bezel Take 2PCS cable tying, use cable tying to bundle PSU power cables & system FAN power cable, and use other 1pc cable tying to bundle PSU power cables & System FAN power cable on bracket. Insert the tabs on the front bezel into the notches (1) on the right side of the chassis and attach the front bezel (2) in the direction indicated.
  • Page 96 Make sure the front bezel retention tabs are securedly fastened to the chassis interior. Chapter 3...

  • Page 97: Reinstalling The Side Panel

    Reinstalling the Side Panel Push the side panel toward the front of the chassis until it is firmly closed. Secure the side panel to the rear edge of the chassis using two screws. Chapter 3...

  • Page 98: System Troubleshooting

    Chapter 4 System Troubleshooting This chapter provides instructions on how to troubleshoot system hardware problems. Hardware Diagnostic Procedure IMPORTANT:The diagnostic tests described in this chapter are only intended to test Acer products. Non- Acerproducts, prototype cards, or modified options can give false errors and invalid systemresponses.

  • Page 99: System Check Procedures

    System Check Procedures Power System Check If the system will power on, skip this section. Refer to System External Inspection. If the system will not power on, do the following: Check if the power cable is properly connected to the system and AC source. •...

  • Page 100: Beep Codes

    Beep Codes Beep codes are used by the BIOS to indicate a serious or fatal error to the end user. Beep codes are used when an error occurs before the system video has been initialized. Beep codes will be generated by the system board speaker, commonly referred to as the PC speaker.

  • Page 101: Checkpoints

    Checkpoints A checkpoint is either a byte or word value output to I/O port 80h.The BIOS outputs checkpoints throughout bootblock and Power-On Self Test (POST) to indicate the task the system is currently executing. Checkpoint sare very useful in aiding software developers or technicians in debugging problems that occur during the pre- boot process.
  • Page 102 Checkpoint Description Restore CPUID value back into register. Give control to BIOS POST (ExecutePOSTKernel). See POST Code Checkpoints section of document for more information. System is waking from ACPI S3 state. E1-E8 EC- OEM memory detection/configuration error. This range is reserved for chipset vendors & system manufacturers.

  • Page 103: Bootblock Recovery Code Checkpoints

    Bootblock Recovery Code Checkpoints The Bootblock recovery code gets control when the BIOS determines that a BIOS recovery needs to occur because the user has forced the update or the BIOS checksum is corrupt. The following table describes the type of checkpoints that may occur during the Bootblock recovery portion of the BIOS. NOTE: Checkpoints may differ between different platforms based on system configuration.

  • Page 104: Bios Recovery

    BIOS Recovery The usage of recovery boot block: Please re-name BIOS ROM (xxxx.ROM or 2MB size ROM) file to “AMIBOOT.ROM” and burn in • BIOS ROM file to CDROM or copy BIOS ROM file to USB Thumb drive. Automatic mode: When BIOS flash crashed, using recovery CDROM/USB Thumb drive to recover BIOS.
  • Page 105 Select “Proceed with flash update” and Press “Enter”. Chapter 4...
  • Page 106 System will start to flash update progress. Once firmware update is completed, press any key to reboot the system. Chapter 4...

  • Page 107: Jumper And Connector Information

    Chapter 5 Jumper and Connector Information M/B Placement Chapter 5...
  • Page 108 Label Description CPU Socket FM2 904Pin for AMD Trinity CPU SYS_FAN1 System fan connector CPU_FAN1 CPU cooling fan connector DIMM1~4 240-pin DDR3 SDRAM slots LPC_DEBUG Debug header TPM header ATXPOWER Standard 24-pin ATX power connector F_SSUSB1 Front panel USB3.0 header SPI_CON1 SPI jumper BIOS WP...

  • Page 109: Jumper Setting

    Jumper Setting The section explains how to set jumper for correct configuration of the mainboard. Setting Jumper Use the motherboard jumpers to set system configuration options. Jumpers with more Than one pin are numbered. When setting the jumpers, ensure that the jumper caps are Placed on the correct pins. The illustrations show a 2-pin jumper.

  • Page 110: Checking Jumper Settings

    Checking Jumper Settings The following illustration shows the location of the motherboard jumpers. Pin 1 is labeled. Jumper Settings Type Description Jumper Setting (default) CLR_CMOS 3-pin CLEAR CMOS 1-2: NORMAL 2-3: CLEAR Before clearing the CMOS, make sure to turn the system off. Chapter 5...

  • Page 111: Internal Header Pin Definition

    Internal Header Pin Definition Header Name Function Definition CPU Fan Header 1:GND 2:+12V 3:SENSE 4:PWM CONTROL System Fan Header 1:GND 2:+12V 3:SENSE 4:PWM CONTROL Front Panel Audio 1:MIC_L Header 2:GND 3:MIC_R 4:PWR 5:FRONT_R 6:MIC_JD 7:FRONT_SENCE 8:NC 9:FRONT_L 10:FRONT_JD Chapter 5...
  • Page 112 Header Name Function Definition Front panel Header 1:NC 2:GND 3:SB5V 4:LAN LED 5:NC 6:NC 7:PWR RST CONTROL 8:GND 9:GND 10:PWR BTN CONTROL 11:SATA LED 12:GND 13:VCC 14:VCC5 for HDD LED Front USB Header 1:NC 2:GND 3:GND 4:GND 5:USB0_XP 6:USB1_XP 7:USB0_XN 8:USB1_XN 9:USBVCC_0 10:USBVCC_0...
  • Page 113 Header Name Function Definition Front USB Header 1:NC 2:GND 3:GND 4:GND 5:USB0_XP 6:USB1_XP 7:USB0_XN 8:USB1_XN 9:USBVCC_2 10:USBVCC_2 Front USB3.0 1:USB PWR Header 2:RXN1 3:RXP1 4:GND 5:TXN1 6:TXP1 7:GND 8:USB_N1 9:USB_P1 10:OC 11:USB_P2 12:USB_N2 13:GND 14:TXP2 15:TXN2 16:GND 17:RXP2 18:RXN2 19:USB PWR 20:NC Chapter 5...

  • Page 114: Connector Pin Definition

    Connector Pin Definition Header Name Function Definition RJ45 and 2 PORT 1:LAN PWR 2:MDI0+ 3:MDI0- 4:MDI1+ 5:MDI1- 6:MDI2+ 7:MDI2- 8:MDI3+ 9:MDI3- 10:GND 11:LAN_ACT_LED- 12:LAN_ACT_LED+ 13:LINK_100_LEDJ 14:LINK_1000_LEDJ 15:USB PWR 16:USB_N1 17:USB_P1 18:GND 19:USB PWR 20:USB_N0 21:USB_P0 22~30:GND ADUIO JACK 1:GND 2:MIC_R 3:GND 4:MIC_JD 5:MIC_L...
  • Page 115 USB3.0 CONN 1:USB PWR 2:USB_N0 3:USB_P0 4:GND 5:RXN1 6:RXP1 7:GND 8:TXN1 9:TXP1- 10:USB PWR 11:USB_N1 12:USB_P1 13:GND 14:RXN2 15:RXP2 16:GND 17:TXN2 18:TXP2 19~22:GND D-SUB 1:RED 2:GREEN 3:BLUE 4:NC 5,6,7,8:GND 9:+5V_VGA 10:GND 11:NC 12:DDC_DATA 13:HSYNC 14:VSYNC 15:DDC_CLK 16:GND 17:GND Chapter 5...
  • Page 116 USB CONN 1:USB PWR 2:USB_N0 3:USB_P0 4:GND 5:USB PWR 6:USB_N1 7:USB_P1 8~12:GND HDMI 1:HDMI_P0 2:GND 3:HDMI_N0 4:HDMI_P1 5:GND 6:HDMI_N1 7:HDMI_P2 8:GND 9:HDMI_N2 10:HDMI_CLK_P 11:GND 12:HDMI_CLK_N 13:NC 14:NC 15:CTRL_CLK 16:CTRL_DATA 17:GND 18:+5V_PWR 19:DDSP_HPD 20,21,22,23:GND PS2 KB/MS 1:MS_DATA 2:NC 3:GND 4:KBMS_PWR 5:MS_CLK 6:NC 7/8:GND 9:KB_DATA...
  • Page 117 Front Panel Header The front panel header (F_PANEL) provides a standard set of switch and LEDheaders commonly found on ATX or micro-ATX cases. Refer to the table below forinformation: Signal Function Signal Function GLED0 MSG LED HDD_LED Hard disk LED GLED1 MSG LED Ground...

  • Page 118: Fru (Field Replaceable Unit) List

    Chapter 6 FRU (Field Replaceable Unit) List This chapter offers the FRU (Field Replaceable Unit) list in global configuration of the Aspire M3420 desktop computer. Refer to this chapter whenever ordering the parts to repair or for RMA (Return Merchandise Authorization).

  • Page 119: Aspire M3420 Exploded Diagram

    Aspire M3420 Exploded Diagram NOTE: This section will be updated when more information becomes available. Chapter 6...
  • Page 120 ITEM NAME Q’TY ITEM NAME Q’TY PCI Door ODD Button Dn Rear Chassis Pole IO Shielding ODD Door Up Power Supply ODD Door Dn Deco Bezel Chassis Support Acer Logo Chassis Support Hinge ODD Door MB Support Main Bezel Sub Chassis Holder Bezel Top Bezel Front Chassis...

  • Page 121: Aspire M3420 Fru List

    Aspire M3420 FRU List Exploded Category Part Number Acer P/N Diagram Item MB Kit AM3420 AMD A75 Acer Logo uATX W/O DB.SKN11.001 1394 LF Chassis Hon Hai Chassis MicroATX HM090T w/o ext. HDD DC.13111.015 carrier, with front USB 4 port (U3x2,U2x2) for Aspire AM360U3 bezel Hon Hai Chassis MicroATX HM090U with 1 ext.
  • Page 122 Exploded Category Part Number Acer P/N Diagram Item HU524303EP0200 KN.2GB0H.012 NT2GC64B88B0NF-CG 256*8 50nm KN.2GB03.022 ACR256X64D3U13C9G KN.2GB07.007 NT4GC64B8HB0NF-CG KN.4GB03.006 MT16JTF51264AZ-1G4D1 KN.4GB04.002 HU564403EP0200 KN.4GB0H.001 ACR512X64D3U13C9G KN.4GB07.002 "HDD HGST 3.5"" 7200rpm 500GB KH.50007.014 HDS721050CLA662(Jupiter) SATA III 16MB LF F/ W:JPT50E" "HDD WD 3.5"" 7200rpm 500GB WD5000AAKX- KH.50008.025 221CA1(XL500, 6G) SATA III 16MB LF F/ W:17.01H17 "...
  • Page 123 Exploded Category Part Number Acer P/N Diagram Item "HDD SEAGATE 3.5"" 7200rpm 2000GB KH.02K01.007 ST20003M001(Grenada, 4K) SATA III 64MB LF F/ W:" "HDD SEAGATE 3.5"" 7200rpm 3000GB KH.03K01.002 ST3000DM001(Grenada) SATA III 64MB LF F/ W:CC47" "HDD WD 3.5"" 7200rpm 320GB WD3200AAKX- KH.32008.025 221CA1 XL500-1D SATA III 16MB LF F/ W:17.01H17"...
  • Page 124 Exploded Category Part Number Acer P/N Diagram Item ODD HLDS Super-Multi DRIVE HH 16X GH70N KU.0160D.055 LF+HF Black Bezel SATA (Win7) ODD PLDS Super-Multi DRIVE HH DL 16X DH- KU.0160F.011 16ABSH LF Black Bezel (HF+Win7) SATA ODD HLDS Super-Multi DRIVE HH 16X GH82N KO.0160D.002 LF+HF Black Bezel SATA (Win7) ODD PLDS Super-Multi DRIVE HH DL 16X DH-...
  • Page 125 Exploded Category Part Number Acer P/N Diagram Item PS-6451-5AE PY.5000B.003 PS-7501-5AE DC.5001B.001 External Speaker JS speaker USB MS1238UA with new acer logo SP.10600.048 JS speaker USB MS1238UA with new acer logo ( SP.10600.049 meet AJC spec) Neosonica speaker USB 9M-20A200-000 with new SP.10600.052 acer logo (meet AJC Spec.) Mouse...
  • Page 126 Exploded Category Part Number Acer P/N Diagram Item Keyboard LITE-ON SK-9660B RF2.4 Black KB.RF40B.174 Portuguese with new acer logo Keyboard LITE-ON SK-9660B RF2.4 Black KB.RF40B.175 Canadian French with new acer logo Keyboard LITE-ON SK-9660B RF2.4 Black KB.RF40B.176 Brazilian Portuguese with new acer logo Keyboard LITE-ON SK-9660B RF2.4 Black KB.RF40B.177 Japanese with new acer logo...
  • Page 127 Exploded Category Part Number Acer P/N Diagram Item Keyboard LITE-ON SK-9660B RF2.4 Black Czech KB.RF40B.196 with new acer logo Keyboard LITE-ON SK-9660B RF2.4 Black KB.RF40B.197 Romanian with new acer logo Keyboard LITE-ON SK-9660B RF2.4 Black KB.RF40B.198 Turkish with new acer logo Keyboard LITE-ON SK-9660B RF2.4 Black KB.RF40B.199 Turkish-Q with new acer logo...
  • Page 128 Exploded Category Part Number Acer P/N Diagram Item Keyboard PRIMAX KBRF36211 RF2.4 Black KB.RF40P.152 Canadian French with new acer logo Keyboard PRIMAX KBRF36211 RF2.4 Black KB.RF40P.153 Brazilian Portuguese with new acer logo Keyboard PRIMAX KBRF36211 RF2.4 Black KB.RF40P.154 Japanese with new acer logo Keyboard PRIMAX KBRF36211 RF2.4 Black KB.RF40P.155 German with new acer logo...
  • Page 129 Exploded Category Part Number Acer P/N Diagram Item Keyboard PRIMAX KBRF36211 RF2.4 Black KB.RF40P.174 Romanian with new acer logo Keyboard PRIMAX KBRF36211 RF2.4 Black KB.RF40P.175 Turkish with new acer logo Keyboard PRIMAX KBRF36211 RF2.4 Black KB.RF40P.176 Turkish-Q with new acer logo Keyboard PRIMAX KBRF36211 RF2.4 Black KB.RF40P.177 Arabic/French with new acer logo...
  • Page 130 Exploded Category Part Number Acer P/N Diagram Item Keyboard LITE-ON SK-9621B USB Black KB.USB0B.456 Canadian French with new acer logo Keyboard LITE-ON SK-9621B USB Black Brazilian KB.USB0B.457 Portuguese with new acer logo Keyboard LITE-ON SK-9621B USB Black KB.USB0B.458 Japanese with new acer logo Keyboard LITE-ON SK-9621B USB Black German KB.USB0B.459 with new acer logo...
  • Page 131 Exploded Category Part Number Acer P/N Diagram Item Keyboard LITE-ON SK-9621B USB Black KB.USB0B.478 Romanian with new acer logo Keyboard LITE-ON SK-9621B USB Black Turkish KB.USB0B.479 with new acer logo Keyboard LITE-ON SK-9621B USB Black Turkish- KB.USB0B.480 Q with new acer logo Keyboard LITE-ON SK-9621B USB Black Arabic/ KB.USB0B.481 French with new acer logo...
  • Page 132 Exploded Category Part Number Acer P/N Diagram Item Keyboard PRIMAX KB36211 USB Black Japanese KB.USB0P.227 with new acer logo Keyboard PRIMAX KB36211 USB Black German KB.USB0P.228 with new acer logo Keyboard PRIMAX KB36211 USB Black Italian KB.USB0P.229 with new acer logo Keyboard PRIMAX KB36211 USB Black French KB.USB0P.230 with new acer logo...
  • Page 133 Exploded Category Part Number Acer P/N Diagram Item Keyboard PRIMAX KB36211 USB Black Turkish-Q KB.USB0P.249 with new acer logo Keyboard PRIMAX KB36211 USB Black Arabic/ KB.USB0P.250 French with new acer logo Keyboard PRIMAX KB36211 USB Black Kazakh KB.USB0P.251 with new acer logo Keyboard PRIMAX KB36211 USB Black Turkmen KB.USB0P.252 with new acer logo...
  • Page 134 Exploded Category Part Number Acer P/N Diagram Item Keyboard LITE-ON SK-9611 PS/2 Black German KB.PS20B.168 with new acer logo Keyboard LITE-ON SK-9611 PS/2 Black Italian KB.PS20B.169 with new acer logo Keyboard LITE-ON SK-9611 PS/2 Black French KB.PS20B.170 with new acer logo Keyboard LITE-ON SK-9611 PS/2 Black Swedish KB.PS20B.171 with new acer logo...
  • Page 135 Exploded Category Part Number Acer P/N Diagram Item Keyboard LITE-ON SK-9611 PS/2 Black Arabic/ KB.PS20B.190 French with new acer logo Keyboard LITE-ON SK-9611 PS/2 Black Kazakh KB.PS20B.191 with new acer logo Keyboard LITE-ON SK-9611 PS/2 Black Turkmen KB.PS20B.192 with new acer logo Keyboard LITE-ON SK-9611 PS/2 Black Nordic KB.PS20B.193 with new acer logo...
  • Page 136 Exploded Category Part Number Acer P/N Diagram Item Keyboard PRIMAX KB36111 PS/2 Black French KB.PS20P.217 with new acer logo Keyboard PRIMAX KB36111 PS/2 Black Swedish KB.PS20P.218 with new acer logo Keyboard PRIMAX KB36111 PS/2 Black UK with KB.PS20P.219 new acer logo Keyboard PRIMAX KB36111 PS/2 Black Dutch KB.PS20P.220 with new acer logo...
  • Page 137 Exploded Category Part Number Acer P/N Diagram Item Keyboard PRIMAX KB36111 PS/2 Black Turkmen KB.PS20P.239 with new acer logo Keyboard PRIMAX KB36111 PS/2 Black Nordic KB.PS20P.240 with new acer logo Keyboard PRIMAX KB36111 PS/2 Black English/ KB.PS20P.241 Canadian French with new acer logo Keyboard PRIMAX KB36111 PS/2 Black Czech/ KB.PS20P.242 Slovak with new acer logo...

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