CopyrightCopyright © 2009 by Acer Incorporated. All rights reserved. PrefaceBefore using this information and the product it supports, please read the following general information.1. 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).

These LOCALIZED FEATURES will NOT be covered in this generic service guide. In such cases, please contact your regional offices or the responsible personnel/channel to provide you with further technical details.2. Please note WHEN ORDERING FRU PARTS, that you should check the most up-to-date information available on your regional web or channel.

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Java Development Kit for Mac (also known as JDK) is a highly professional cross-platform SDK platform created and regularly supported by Oracle Corporation.With a goal of providing specific implementation of Java SE, Java EE and Java ME platforms developers from all around the world use it. Because of its strong development support, this SDK package represents the most popular and widely used. How can I install JDK 1.6 on Mac OSX Leopard? In Software Update today I updated Java, and it upgraded from 1.5.026 to 1.5.028 (This is not 1.6!). I have Xcode Tools installed, version 3.0. Jdk1.6 for mac.

If, for whatever reason, a part number change is made, it will not be noted in the printed Service Guide. For ACER-AUTHORIZED SERVICE PROVIDERS, your Acer office may have a DIFFERENT part number code to those given in the FRU list of this printed Service Guide. You MUST use the list provided by your regional Acer office to order FRU parts for repair and service of customer machines. No.IconItemDescription9Click buttons (leftThe left and right buttons function like the left andand right)right mouse buttons.10Wireless LAN/3GIndicates the status of Wireless LAN/3Gcommunicationcommunication. (only for certain models)indicator11Power button/Turns the computer on and off.indicatorClosed Front ViewNo.IconItemDescription1WirelessEnables/disables the wireless function.communicationswitchLeft View123456No.IconItemDescription1Ethernet (RJ-45)Connects to an Ethernet 10/100-basedportnetwork.2Ventilation slotsEnable the computer to stay cool, even afterand cooling fanprolonged use.Note: Do not cover or obstruct the fan opening.3External displayConnects to a display device(VGA) port(e.g.

External monitor, projector).4USB 2.0 portConnect to USB 2.0 devices (e.g. USB mouse).6Microphone-inAccepts input from external microphones.jack5Headphones/Connects to line-out audio devicesspeaker/line-out(e.g. Speakers, headphones).jack. Right View1234No.IconItemDescription1Multi-in-1 cardAccepts Secure Digital (SD), MultiMediaCardreader(MMC), Memory Stick (MS), Memory Stick PRO(MS PRO), xD-Picture Card (xD).Note: Push to remove/install the card. Only onecard can operate at any given time.2USB 2.0 portsConnect to USB 2.0 devices (e.g. USB mouse).3DC-in jackConnects to an AC adapter4Kensington lockConnects to a Kensington-compatible computerslotsecurity lock.Rear and Base View5 1243No.IconItemDescription1Battery bayHouses the computer's battery pack.Note: The battery shown is for reference only. YourPC may have a different battery, depending on themodel purchased.

No.IconItemDescription2Battery lockLocks the battery in position.3Ventilation slotsVents enable the computer to stay cool, even afterprolonged use.Note: Do not cover or obstruct the cooling vents.4Battery releaseReleases the battery for removal.latch53G SIM card slotAccepts a 3G SIM card for 3G connectivity (only forcertain models).IndicatorsThe computer has several easy-to-read status indicators. The battery indicator is visible even when the computer cover is closed.IconFunctionDescriptionBluetoothIndicates the status of Bluetooth communication.Wireless LANIndicates the status of Wireless LAN communication.3G communicationIndicates the status of 3G communication.HDDIndicates when the hard disk drive is active.Num LockLights up when Num Lock is activated.Caps LockLights up when Caps Lock is activated.BatteryIndicates the computer's battery status. TouchPad BasicsThe following items show you how to use the TouchPad:. Move your finger across the TouchPad (1) to move the cursor. Press the left (2) and right (3) buttons located beneath the TouchPad to perform selection and execution functions.

These two buttons are similar to the left and right buttons on a mouse. Tapping on the TouchPad is the same as clicking the left button.FunctionLeft Button (2)Right Button (3)Main TouchPad (1)ExecuteQuickly click twice.Tap twice (at the same speedas double-clicking a mousebutton).SelectClick once.Tap once.DragClick and hold, then useTap twice (at the same speedfinger on the TouchPad toas double-clicking a mousedrag the cursor.button); rest your finger onthe TouchPad on the secondtap and drag the cursor.AccessClick once.context menuNOTE: When using the TouchPad, keep it - and your fingers - dry and clean. The TouchPad is sensitive to finger movement; hence, the lighter the touch, the better the response. Tapping too hard will not increase the TouchPad’s responsiveness. Using the KeyboardYour eMachines eM250 has a close-to-full-sized keyboard and an embedded numeric keypad, separate cursor, lock, function and special keys. Lock Keys and embedded numeric keypadThe keyboard has three lock keys which you can toggle on and off.Lock keyDescriptionCaps LockWhen Caps Lock is on, all alphabetic characters typed are in uppercase.Num LockWhen Num Lock is on, the embedded keypad is in numeric mode.

The keys + function as a calculator (complete with the arithmetic operators +, -,., and /). Usethis mode when you need to do a lot of numeric data entry. A better solutionwould be to connect an external keypad.Scroll Lock +When Scroll Lock is on, the screen moves one line up or down when you pressthe up or down arrow keys respectively. Scroll Lock does not work with someapplications.The embedded numeric keypad functions like a desktop numeric keypad.

It is indicated by small characters located on the upper right corner of the keycaps. To simplify the keyboard legend, cursor-control key symbols are not printed on the keys.Desired accessNum Lock onNum Lock offNumber keys onType numbers in a normal manner.embedded keypadCursor-control keys onHold while using cursor-Hold while using cursor-embedded keypadcontrol keys.control keys.Main keyboard keysHold while typing letters onType the letters in a normalembedded keypad.manner. Windows KeysThe keyboard has two keys that perform Windows-specific functions.KeyDescriptionWindows keyPressed alone, this key has the same effect as clicking on the Windows Start button;it launches the Start menu. Hot KeysThe computer employs hotkeys or key combinations to access most of the computer's controls like screen brightness and volume output.To activate hotkeys, press and hold the key before pressing the other key in the hotkey combination.HotkeyIconFunctionDescription + Hotkey helpDisplays help on hotkeys. + Acer eSettingsLaunches Acer eSettings Management in AcerManagementEmpowering Technology.

+ Acer ePowerLaunches Acer ePower Management in AcerManagementEmpowering Technology. + SleepPuts the computer in Sleep mode. + Display toggleSwitches display output between the displayscreen, external monitor (if connected) andboth.

+ Screen blankTurns the display screen backlight off to savepower. Press any key to return.

+ TouchPad toggleTurns the internal TouchPad on and off. + Speaker toggleTurns the speakers on and off. + Brightness upIncreases the screen brightness. + Brightness downDecreases the screen brightness. + Volume upIncreases the sound volume. + Volume downDecreases the sound volume.

Special KeysYou can locate the Euro symbol and the US dollar sign at the upper-center and/or bottom-right of your keyboard.The Euro symbol1. Open a text editor or word processor.2. Hold and then press the key at the upper-center of the keyboard.NOTE: Some fonts and software do not support the Euro symbol. See www.microsoft.com/typography/faq/ faq12.htm for more information.The US dollar sign1. Open a text editor or word processor.2. Hold and then press the key at the upper-center of the keyboard.

NOTE: This function varies according to the language settings. Chapter 2 System Utilities BIOS Setup UtilityThe BIOS Setup Utility is a hardware configuration program built into your computer’s BIOS (Basic Input/ Output System).Your computer is already properly configured and optimized, and you do not need to run this utility.

However, if you encounter configuration problems, you may need to run Setup. Please also refer to Chapter 4 Troubleshooting when problem arises.To activate the BIOS Utility, press F2 during POST (when Press to enter Setup message is prompted on the bottom of screen).Press F2 to enter setup. The default parameter of F12 Boot Menu is set to “disabled”.

If you want to change boot device without entering BIOS Setup Utility, please set the parameter to “enabled”.Press during POST to enter multi-boot menu. In this menu, user can change boot device without entering BIOS SETUP Utility. Navigating the BIOS UtilityThere are six menu options: Information, Main, Advanced, Security, Power, Boot, and Exit. Follow these instructions:. To choose a menu, use the left and right arrow keys. To choose an item, use the up and down arrow keys. To change the value of a parameter, press F5 or F6.

A plus sign (+) indicates the item has sub-items. Press Enter to expand this item. Press Esc while you are in any of the menu options to go to the Exit menu. In any menu, you can load default settings by pressing F9.

You can also press F10 to save any changes made and exit the BIOS Setup Utility.NOTE: You can change the value of a parameter if it is enclosed in square brackets. Navigation keys for a particular menu are shown on the bottom of the screen.

Help for parameters are found in the Item Specific Help part of the screen. Read this carefully when making changes to parameter values.

The max level is 60 with 22 perk points and 22 skills points. The hunter call of the wild tips. Spot animals to know their difficulty and estimate their score, you need to unlock the approriate skill for this.

Please note that system information is subject to different models. InformationThe Information screen displays a summary of your computer hardware information.InsydeH20 Setup UtilityRev. MainThe Main screen allows the user to set the system time and date as well as enable and disable boot option and recovery.InsydeH20 Setup UtilityRev. 3.5InformationMainSecurityBoot ExitSystem Time:19:10:59Item Specific HelpSystem Date:This isthe help for theTotal Memory:4095 MBhour field. Valid rangeVideo Memory:512 MBis from 0 to 23.INCREASE/REDUCE: F5/F6Quick BootEnabledNetwork BootEnabledF12 Boot MenuDisabledD2D RecoveryEnabledSATA ModeAHCIF1 HelpSelectItemF5/F6ChangeValuesF9SetupDefaultESC ExitSelectMenuEnterSelectSubMenuF10Saveand ExitNOTE: The screen above is for your reference only.

Actual values may differ.The table below describes the parameters in this screen. Settings in boldface are the default and suggested parameter settings.ParameterDescriptionFormat/OptionSystem TimeSets the system time. The hours are displayed with 24-Format: HH:MM:SShour format.(hour:minute:second)System DateSets the system date.Format MM/DD/YYYY(month/day/year)Total MemoryThis field reports the memory size of the system.N/AMemory size is fixed to 3017 MB.Video MemoryShows the video memory size. VGA Memory size=32 MBN/AQuick BootAllows startup to skip certain tests while booting,Option: Enabled or Disableddecreasing the time needed to boot the system.Network BootEnables, disables the system boot from LAN (remoteOption: Enabled or Disabledserver).F12 Boot MenuEnables, disables Boot Menu during POST.Option: Enabled or EnabledD2D RecoveryEnables, disables D2D Recovery function. The functionOption: Enabled or Disabledallows the user to create a hidden partition on hard discdrive to store operation system and restore the systemto factory defaults.SATA ModeControl the mode in which the SATA controller shouldOption: AHCI or IDEoperate. SecurityThe Security screen contains parameters that help safeguard and protect your computer from unauthorized use.InformationInsydeH20 Setup UtilityRev.

3.5MainSecurityBootExitSupervisor Password Is:ClearItem Specific HelpUser Password Is:ClearInstall or Change theHDD Password Is:Clearpassword and the lengthSet Supervisor Passwordof password must be lessSet User Passwordthan eight words.Set SATA Port0 HDD PasswordPassword on BootDisabledF1HelpSelectItemF5/F6ChangeValuesF9SetupDefaultESC ExitSelectMenuEnterSelectSubMenuF10Saveand ExitThe table below describes the parameters in this screen. Settings in boldface are the default and suggested parameter settings.ParameterDescriptionOptionSupervisor Password IsShows the setting of the Supervisor passwordClear or SetUser Password IsShows the setting of the user password.Clear or SetHDD Password ISShows the setting of the HDD passwordClear or SetSet Supervisor PasswordPress Enter to set the supervisor password. Whenset, this password protects the BIOS Setup Utilityfrom unauthorized access.

The user can not eitherenter the Setup menu nor change the value ofparameters.Set User PasswordPress Enter to set the user password. When userpassword is set, this password protects the BIOSSetup Utility from unauthorized access. The user canenter Setup menu only and does not have right tochange the value of parameters.Set Hdd PasswordEnter HDD password.Password on BootDefines whether a password is required or not whileEnabled orthe events defined in this group happened. TheDisabledfollowing sub-options are all requires the Supervisorpassword for changes and should be grayed out if theuser password was used to enter setup.NOTE: When you are prompted to enter a password, you have three tries before the system halts. Don’t forget your password.

If you forget your password, you may have to return your notebook computer to your dealer to reset it. Setting a PasswordFollow these steps as you set the user or the supervisor password:1.

Use the ↑ and ↓ keys to highlight the Set Supervisor Password parameter and press the Enter key. The Set Supervisor Password box appears:Set Supervisor PasswordEnterNewPasswordConfirmNewPassword2. Type a password in the “Enter New Password” field.

The password length can not exceeds 8 alphanumeric characters (A-Z, a-z, 0-9, not case sensitive). Retype the password in the “Confirm New Password” field.IMPORTANT:Be very careful when typing your password because the characters do not appear on the screen.3. After setting the password, the computer sets the User Password parameter to “Set”.4. If desired, you can opt to enable the Password on boot parameter.5. When you are done, press F10 to save the changes and exit the BIOS Setup Utility.Removing a PasswordFollow these steps:1. Use the ↑ and ↓ keys to highlight the Set Supervisor Password parameter and press the Enter key. The Set Password box appears:Set Supervisor PasswordEnter Current PasswordEnter New PasswordConfirm New Password2.

Type the current password in the Enter Current Password field and press Enter.3. Press Enter twice without typing anything in the Enter New Password and Confirm New Password fields. The computer then sets the Supervisor Password parameter to “Clear”.4. When you have changed the settings, press u to save the changes and exit the BIOS Setup Utility.

Changing a Password1. Use the ↑ and ↓ keys to highlight the Set Supervisor Password parameter and press the Enter key. The Set Password box appears.Set Supervisor PasswordEnter Current PasswordEnter New PasswordConfirm New Password2. Type the current password in the Enter Current Password field and press Enter.3. Type a password in the Enter New Password field. Retype the password in the Confirm New Password field.4.

After setting the password, the computer sets the User Password parameter to “Set”.5. If desired, you can enable the Password on boot parameter.6. When you are done, press F10 to save the changes and exit the BIOS Setup Utility.If the verification is OK, the screen will display as following.Setup NoticeChanges have been saved.Continue The password setting is complete after the user presses Enter.If the current password entered does not match the actual current password, the screen will show you the Setup Warning.Setup WarningInvalid Password.Continue If the new password and confirm new password strings do not match, the screen displays the following message.Setup WarningPasswords do not match.

Re-enter password.Continue. BootThis menu allows the user to decide the order of boot devices to load the operating system. Bootable devices includes the USB diskette drives, the onboard hard disk drive and the DVD drive in the module bay.InsydeH20 Setup UtilityRev. 3.5Information Main SecurityBootExitBoot priority order:Item Specific HelpUse or to select1. IDE0: WDC WD5000BEVT-22ZAT02. IDE2:a device, then press3.

IDE1: MATSHITADVD-RAM UJ880AS to move it down the3. USB FDD:list, or to move4. Network Boot: Atheros Boot Agentit up the list. USB HDD: to escape the menu6. USB CDROM:F1 HelpSelectItemF5/F6ChangeValuesF9SetupDefaultESC ExitSelectMenuEnterSelectSubMenuF10Saveand Exit.

ExitThe Exit screen allows you to save or discard any changes you made and quit the BIOS Utility.InsydeH20 Setup UtilityRev. BIOS Flash UtilityThe BIOS flash memory update is required for the following conditions:. New versions of system programs. New features or options. Restore a BIOS when it becomes corrupted. Use the Phlash utility to update the system BIOS flash ROM.NOTE: If you do not have a crisis recovery diskette at hand, then you should create a Crisis Recovery Diskette before you use the Phlash utility.NOTE: Do not install memory-related drivers (XMS, EMS, DPMI) when you use the Phlash.NOTE: Please use the AC adaptor power supply when you run the Phlash utility.

If the battery pack does not contain enough power to finish BIOS flash, you may not boot the system because the BIOS is not completely loaded.Fellow the steps below to run the Phlash.1. Prepare a bootable diskette.2. Copy the flash utilities to the bootable diskette.3. Then boot the system from the bootable diskette. The flash utility has auto-execution function.

DOS Flash UtilityPerform the following steps to use the DOS Flash Utility:1. Press F2 during boot to enter the Setup Menu.2.

Select Boot Menu to modify the boot priority order, for example, if using USB HDD to Update BIOS, move USB HDD to position 1.InsydeH20 Setup UtilityRev. 3.5Information Main SecurityBootExitBoot priority order:Item Specific HelpUse or to select1. IDE0: WDC WD5000BEVT-22ZAT02.

IDE2:a device, then press3. IDE1: MATSHITADVD-RAM UJ880AS to move it down the3. USB FDD:list, or to move4. Network Boot: Atheros Boot Agentit up the list. USB HDD: to escape the menu6.

USB CDROM:F1 HelpSelectItemF5/F6ChangeValuesF9SetupDefaultESC ExitSelectMenuEnterSelectSubMenuF10Saveand Exit3. Execute the IFLASH.BAT batch file to update BIOS. The flash process begins as shown.4. In flash BIOS, the message Please do not remove AC Power Source displays. Remove HDD/BIOS Password UtilitiesThis section provides you with details about removing HDD/BIOS password methods:Removing HDD Password:If you key in the wrong HDD password three times, an error is generated.To reset the HDD password, perform the following steps:1. After the error is displayed, select the Enter Unlock Password option on the screen.2. An Encode key is generated for unlocking utilities.

Note down this key.3. Execute the UnlockHD.EXE file to create the unlock code in DOS Mode using the format UnlockHD Encode key with the code noted in the previous step, as follows:UnlockHD 769434884. The command generates a password which can be used for unlocking the HDD.Password: 465482745. Key in the password from the previous step to unlock the HDD as shown. Miscellaneous UtilitiesUsing Boot Sequence SelectorBoot Sequence Selector allows the boot order to be changes without accessing the BIOS. To use Boot Sequence Selector, perform the following steps:1. Enter into DOS.2.

Execute BS.exe to display the usage screen.3. Select the desired boot sequence by entering the corresponding sequence, for example, enter BS2 to change the boot sequence to HDD CD ROM LAN Floppy.Using DMIToolsThe DMI (Desktop Management Interface) Tool copies BIOS information to eeprom to be used in the DMI pool for hardware management.When the BIOS displays Verifying DMI pool data it is checking the table correlates with the hardware before sending to the operating system (Windows, etc.).To update the DMI Pool, perform the following steps:1.

Enter into DOS.2. Execute dmitools.exe. The following messages show dmitools usage: DMITOOLS /R /WP /WS /WU STRING.

dmitools /r Read dmi string from bios. dmitools /wm xxxx Write manufacturer name to eeprom. dmitools /wp xxxx Write product name to eeprom.

dmitools /ws xxxx Write serial number to eeprom. dmitools /wu xxxx Write uuid to eeprom. dmitools /wa xxxx Write asset tag to eepromIMPORTANT:The following write examples (2 to 5) require a system reboot to take effect. Chapter 3 Machine Disassembly and ReplacementThis chapter contains step-by-step procedures on how to disassemble the notebook computer for maintenance and troubleshooting.

Disassembly RequirementsTo disassemble the computer, you need the following tools:. Wrist grounding strap and conductive mat for preventing electrostatic discharge. Flat screwdriver.

Philips screwdriver. Plastic flat screwdriver. Plastic tweezersNOTE: The screws for the different components vary in size. During the disassembly process, group the screws with the corresponding components to avoid mismatch when putting back the components. Related InformationThe product previews seen in the disassembly procedures may not represent the final product color or configuration.IMPORTANT: Cable paths and positioning may not represent the actual model. During the removal and replacement of components, ensure all available cable channels and clips are used and that the cables are replaced in the same position. General Information Pre-disassembly InstructionsBefore proceeding with the disassembly procedure, make sure that you do the following:1.

Turn off the power to the system and all peripherals.2. Unplug the AC adapter and all power and signal cables from the system.3. Place the system on a flat, stable surface.4. Remove the battery pack. Disassembly ProcessThe disassembly process is divided into the following sections:. External components disassembly. Main unit disassembly.

LCD module disassemblyThe flowcharts provided in the succeeding disassembly sections illu.

Took just a few minutes to complete once the key board was removed. Between you and Ben I was able to get it all apart and find the loose connection. The star-scores are very important to us. On the other hand, the power consumption is lower with small screen diagonals and the devices are smaller, more lightweight and cheaper. If the fan is dusty, you can blow it off using canned air.

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Acer Emachines EM250-1162

This old g-ma took her g-daughter netbook apart and having fun doing it. This emachines 250 netbook was last updated: Make sure all cables located under the keyboard disconnected from the motherboard. For opening up to fix the power jack, I would just add that there was a screw in the memory compartment and a bit of tape in the hard drive compartment that emachines 250 netbook to come out before the silver cover would budge.

Any help with please.

The EM is emachines 250 netbook decent netbook overall, except for the fact that you’ll have to get used to the smaller keyboard. The audio out port on my netbook has become quite fiddly. Skip to main content. In this case, we would emachines 250 netbook you to kindly let us know how we could improve our service to better serve you.

Very nice and very helpful as far as it goes.

Low Ripple and Noise when your notebook in using. Seems to be working so far. Is there any way to get the latches back out? Be the first to review this item. I was having a problem with the emachines 250 netbook jack coming loose emaxhines when I got my netbook apart I put a couple of dabs of super glue on the bottom of the jack it. When I move the emachines 250 netbook open or close even a little the picture disappears and is filled with lines or is solid white.

eMachines eM – ” Netbook Computer

Factory box and manual. If you appreciate my work and find this information useful, please support this site.

Adblock users see emachines 250 netbook ads. Any responses very much welcome. Single Review, online available, Medium, Date: Battery life is untested and we claim no liability for bad batteries.

Over Current output Protection. See each listing for international shipping options and costs. Thanks for the great description on getting the keyboard out and the case apart. Tracy, Probably above the brown tab. Use insulation paper to isolate electrodes. Emachines 250 netbook quality often sounds tinny and not full, but if I touch the plug, eventually I can get it to come in full force.

Use temperature protection NTC. If anyone has any other ideas, would be greatful if you could share. Now insert the guitar pick between netvook top cover and laptop base and move it alone the side of the cover. Between you and Ben I was able to get it all apart and find the loose emachines 250 netbook.

Laptop powers on, and emachines 250 netbook to the Bios screen successfully with no problems using an exter Quality journalism is paid by advertising.

For eMachines eM eM eM The star-scores are very important to us.