Intermittent Problems

Intermittent system hang problems can be caused by a variety of reasons that have nothing to do with a hardware defect, such as cosmic radiation, electrostatic discharge, or software errors. FRU replacement should be considered only when a recurring problem exists. When analyzing an intermittent problem, do the following 1. Run the advanced diagnostic test for the system board in loop mode at least 10 times. 2. If no error is detected, do not replace any FRU. 3. If any error is detected,...

Keyboard or Auxiliary Input Device Check

Remove the external keyboard if the internal keyboard is to be tested. If the internal keyboard does not work or an unexpected character appears, make sure that the flexible cable extending from the keyboard is correctly seated in the connector on the system board. If the keyboard cable connection is correct, run the Keyboard Test. If the tests detect a keyboard problem, do the following one at a time to correct the problem. Do not replace a non-defective FRU 1. Reconnect the keyboard cables....

Disassembling the Lower Case Assembly

Detach the switch board from the main board. 2. Remove the screw fastening the modem board. 3. Disconnect the modem board from the main board then detach the modem board. 4. Detach the modem cable from the lower case. 5. Disconnect the speaker cable from the main board. 6. Then disconnect the microphone cable from the main baord. 7. Remove the screw fastening the main board to the lower case. 7. Remove the screw fastening the main board to the lower case. 8. Pull the lower case outwards as the...

Memory check

Memory errors might stop system operations, show error messages on the screen, or hang the system. 1. Boot from the diagnostics diskette and start the doagmpstotics program (please refer to main board. 2. Go to the diagnostic memory in the test items. 4. Follow the instructions in the message window. NOTE Make sure that the DIMM is fully installed into the connector. A loose connection can cause an error.

Check the Power Adapter

Unplug the power adapter cable from the computer and measure the output voltage at the plug of the power adapter cable. See the following figure 1. If the voltage is not correct, replace the power adapter. 2. If the voltage is within the range, do the following If the problem is not corrected, see Undetermined Problems on page 86. If the voltage is not correct, go to the next step. NOTE An audible noise from the power adapter does not always indicate a defect. 3. If the power-on indicator does...

Acer eLock Management

Acer eLock Management is a security utility that allows you to lock up your removable data, optical and floppy drives to ensure that data can't be stolen while your notebook is unattended. Removable data devices - includes USB disk drives, USB pen drives, USB flash drives, USB MP3 drives, USB memory card readers, IEEE 1394 disk drives and any other removable disk drives that can be mounted as a file system when plugged into the system. Optical drive deivces - includes any kind of CD-ROM or...

Info

Also called LCD (liquid-crystal display), displays computer output. For entering data into your computer. Touch-sensitive pointing device which functions like a computer mouse. Click buttons (left, center and right) The left and right buttons function like the left and right mouse buttons the center button serves as a 4-way scroll button. Comfortable support area for our hands when you use the computer. Internal microphone for sound recording. Buttons for launching frequently used programs....

Indicators

Acer Laptop Reset Button

The computer has four easy-to-read status indicators on the upper-right above the keyboard, and four on the front panel. The power, battery and wireless communication status indicators are visible even when the LCD display is closed. Indicates when the hard disc or optical drive is active. Indicates the status of Bluetooth communication. Indicates the status of wireless LAN communication. Lights up when the battery is being charged. NOTE 1. Charging The light shows amber when the battery is...

Removing a Password

Use the Q and Q keys to highlight the Set Supervisor Password parameter and press the key. The Set Password box appears 2. Type the current password in the Enter Current Password field and press . 3. Press 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 g to save the changes and exit the BIOS Setup Utility.

External Diskette Drive Check

Do the following to isolate the problem to a controller, driver, or diskette. A write-enabled, diagnostic diskette is required. NOTE Make sure that the diskette does not have more than one label attached to it. Multiple labels can cause damage to the drive or cause the drive to fail. Do the following to select the test device. 1. Boot from the diagnostics diskette and start the diagnostics program. 2. See if FDD Test is passed as the program runs to FDD Test. 3. Follow the instructions in the...

Easy Launch Buttons

Acer Travelmate 2490 Launch Manager

Located above the keyboard are four buttons. These buttons are called easy-launch buttons. They are mail Web browser, Empowering Key and one user-programmable button. Press G to run the Acer Empowering Technology. The mail and Web browser buttons are pre-set to email and Internet programs, but can be reset by users. To set the Web browser, mail and programmable buttons, run the Acer Launch Manager. Acer Empowering Technology user-programmable Internet browser user-programmable Email application...

Setting a Password

Follow these steps as you set the user or the supervisor password 1. Use the Q and Y keys to highlight the Set Supervisor Password parameter and press the E key. The Set Supervisor Password box appears Set Supervisor Password Enter New Password 2. 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...

Separate the Main Unit Into the Upper and the Lower Case Assembly

Remove two screws fastening the upper case assembly to the lower case assembly. 2. Disconnect the LED board cable from the main board. 3. Disconnect the touchpad cable from the main board. 4. Remove eight screws fastening the upper case assembly and the lower case assembly on the bottom as shown. 5. Detach the upper case assembly carefully.

Index of SymptomtoFRU Error Message

LCD backlight doesn't work LCD is too dark LCD brightness cannot be adjusted LCD contrast cannot be adjusted Enter BIOS Utility to execute Load Setup Default Settings, then reboot system. Keyboard if contrast and brightness function key doesn't work . Unreadable LCD screen Missing pels in characters Abnormal screen Wrong color displayed LCD has extra horizontal or vertical lines displayed. LCD inverter ID LCD inverter LCD cable LCD Indicator incorrectly remains off or on, but system runs...

Disassembling the Upper Case Assembly

Remove the two screws fastening the media board. 7. Take out the media board cable from the lower case as shown. 8. Detach the media board from the upper case carefully. NOTE Only Aspire 5650 series have media board. 9. Tear off the mylar on top of the touchpad bracket. 10. Remove the screws holding the touchpad bracket. 11. Then detach the touchpad bracket from the uppwer case. 12. Disconnect the touchpad FFC. 13. Then remove the touchpad FFC from the touchpad. 14. Detach the touchpad from...

External Cdrom Drive Check

Do the following to isolate the problem to a controller, drive, or CD-ROM. Make sure that the CD-ROM does not have any label attached to it. The label can cause damage to the drive or can cause the drive to fail. Do the following to select the test device 1. Boot from the diagnostics diskette and start the diagnostics program. 2. See if CD-ROM Test is passed when the program runs to CD-ROM Test. 3. Follow the instructions in the message window. If an error occurs, reconnect the connector on the...

Troubleshooting

Use the following procedure as a guide for computer problems. NOTE The diagnostic tests are intended to test only Acer products. Non-Acer products, prototype cards, or modified options can give false errors and invalid system responses. 1. Obtain the failing symptoms in as much detail as possible. 2. Verify the symptoms by attempting to re-create the failure by running the diagnostic test or by repeating the same operation. 3. Use the following table with the verified symptom to determine which...

Removing the LCD Module

Rtc Battery Acer Aspire 5680

Open the LCD module as shown See the left and the middle picture . 2. Detach the middle cover from the main unit carefully. 3. Remove the screw fastening the keyboard. 4. Then turn over the keyboard as shown. 5. Disconnect the keyboard cable from the main board. 6. Turn over the notebook, remove two screws fastening the LCD module on the bottom. 7. Then turn the notebook to the front side. Take out the antenna then disconnect the LCD cable See the middle and the right images . 8. Remove four...

Acer eNet Management

Acer Enet Management Picture

Acer eNet Management helps you to quickly and easily connect to both wired and wireless networks in a variety of locations. To access this utility, either click on the Acer eNet Management icon on your notebook, or start the program from the Start menu. You also have the option to set Acer eNet Management to start automatically when you boot up your PC. Acer eNet Management automatically detects the best settings for a new location, while offering you the freedom to manually adjust the settings...

Information

HDD Model Name HDD Serial Number ATAPI Model Name ATAPI Serial Number Serial Number Asset Tag Number Produce Name Manufacturer Name UUID 22 Byte 32 Byte 16 Byte 16 Byte 32 Byte ti Select Item F5 F6 Change Values F9 Setup Defaults Select Menu Ente Select Su b-Menu F10 Save and Exit NOTE The system information is subject to different models. This field shows the CPU type and speed of the system. This field shows the model name of HDD installed on primary IDE master. This field displays the serial...

Advanced

The Advanced screen contains parameters involving your hardware devices. It also provides advanced settings of the system. Help t 4- Select Item F5 F6 Change Values F9 Setup Defaults Exit Select Menu Ente Select 4 Sub-Menu F10 Save and Exit The table below describes the parameters in the screen. Settings in boldface are the default and suggested parameter settings. Configure serial port B using options Disabled No configuration Enabled User configuration Auto BIOS or OS chooses configuration OS...

Undetermined Problems

The diagnostic problems does not identify which adapter or device failed, which installed devices are incorrect, whether a short circuit is suspected, or whether the system is inoperative. Follow these procedures to isolate the failing FRU do not isolate non-defective FRU . NOTE Verify that all attached devices are supported by the computer. NOTE Verify that the power supply being used at the time of the failure is operating correctly. See Power System Check on page 71. 2. Visually check them...

Main

The Main screen displays a summary of your computer hardware information, and also includes basic setup parameters. It allows the user to specify standard IBM PC AT system parameters. System Memory Extended Memory Video Memory Quiet Boot Power on display Network boot F12 Boot Menu D2D Recovery Enabled Auto Enabled Disabled Enabled Shows system base memo Shows extended memory VGA memory size lt Enter gt selects field. ry size NOTE The screen above is for your reference only. Actual values may...

Windows Keys

The keyboard has two keys that perform Windows-specific functions. Pressed alone, this key has the same effect as clicking on the Windows Start button it launches the Start menu. It can also be used with other keys to provide a variety of function lt Tab gt Activates next taskbar button. lt E gt Opens the My Computer window lt F1 gt Opens Help and Support. lt F gt Opens the Find All Files dialog box. lt R gt Opens the Run dialog box. lt Shift gt lt M gt Undoes the minimize all windows action....

Removing the Memory System Fan Thermal ModuleCPU

Travelmate 2490 Antenna Cover

Remove the six screws fastening the thermal door. M2.5 15 NL for red circle M2 3 NL for yellow circle 2. Detach the thermal door from the notebook. 3. Pop out the memory then remove it 4. Use a tweezer to take out the fan cable as shown. 5. Disconnect the fan cable from the main board. 6. Remove the two screws fastening the system fan. 7. Take out the system fan from the main unit. 8. Remove the four screws fastening the thermal module. 9. Then detach the thermal module carefully. 10. Use a...

Acer ePerformance Management

Acer Eperformance Management

Acer ePerformance Management is a system optimization tool that boosts the performance of your Acer notebook. It provides you with the following options to enhance overall system performance Memory optimization - releases unused memory and check usage. Disk optimization - removes unneeded items and files. Speed optimization - improves the usability and performance of your Windows XP system.

Disassembly Procedure Flowchart

Acer Aspire 5630 Disassembly

The flowchart on the succeeding page gives you a graphic representation on the entire disassembly sequence and instructs you on the components that need to be removed during servicing. For example, if you want to remove the system board, you must first remove the keyboard, then disassemble the inside assembly frame in that order. C 2 LCD hinges to logic D 2 LCD hinges to logic C 2 on bottom side C 8 upper case assembly to lower case assembly on bottom side C 2 upper case assembly to lower case...

Acer Empowering Technology

Acer Epower Management

Acer's innovative Empowering Technology makes it easy for you to access frequently used functions and manage your new Acer notebook. It features the following handy utilities Acer eDataSecurity Management protects data with passwords and advanced encryption algorithms. Acer eLock Management limits access to external storage media. Acer ePerformance Management improves system performance by optimizing disk space, memory and registry settings. Acer eRecovery Management backs up recovers data...

Features

Below is a brief summary of the computer's many feature Intel Centrino Duo mobile technology, featuring Intel Core Duo processor T2300 T2400 T2500 T2600 2 MB L2 cache, 1.66 1.83 2 2.16GHz, 667 MHz FSB Integrated Intel PRO Wireless 3945ABG network connection dual-band tri-mode 802.11a b g Wi-Fi CERTIFIED solution, supporting Acer SignalUp wireless technology 256 512 MB of DDR2 533 677 MHz memory, upgradeable to 2 GB using two so DIMM modules dual-channel support 15.4 WXGA color TFT LCD, 1280 x...

Lock Keys and embedded numeric keypad

The keyboard has three lock keys which you can toggle on and off. Aspire Series When Caps Lock is on, all alphabetic characters typed are in uppercase. When Num Lock is on, the embedded keypad is in numeric mode. The keys function as a calculator complete with the arithmetic operators , -, , and . Use this mode when you need to do a lot of numeric data entry. A better solution would be to connect an external keypad. When Scroll Lock is on, the screen moves one line up or down when you press the...

Phoenix BIOS Beep Codes

Disable Non-Maskable Interrupt NMI Initialize chipset with initial POST values Initialize caches to initial POST values Load alternate registers with initial POST values Restore CPU control word during warm boot Initialize PCI Bus Mastering devices Initialize cache before memory autosize Reset Programmable Interrupt Controller RAM failure on data bits xxxx of low byte of memory bus Enable cache before system BIOS shadow RAM failure on data bits xxxx of high byte of memory bus Advanced...

Acer ePower Management

Acer ePower Management features a straightforward user interface. To launch it, select Acer ePower Management from the Empowering Technology interface, or double-click the Acer ePower Management icon in the task tray. The default setting is Maximum Performance. You can adjust CPU speed, LCD brightness and other settings, or click on buttons to turn the following functions on off Wireless LAN, Bluetooth, CardBus, Memory Card, Audio, and Wired LAN. To suit your usage, there are four pre-defined...

Acer eData Security Management

Edatasecurity Acer

Acer eDataSecurity Management is handy file encryption utility that protexts your files from being accessed by unauthorized persons. It is conveniently integrated with Windows explorer as a shell extension for quick and easy data encryption decryption and also supports on-the-fly file encryption for MSN Messager and Microsoft Outlook. There are two passwords that can be used to encrypt decrypt a file the supervisor passowrd and the file-specific password. The supervisor passwork is a master...

BIOS Setup Utility

The 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 M during POST when Press lt F2 gt to enter Setup message is prompted on the bottom of screen ....

Navigating the BIOS Utility

There are six menu options Info., Main, System Devices, Security, Boot, and Exit. Follow these instructions To choose a menu, use the cursor left right keys gg . To choose a parameter, use the cursor up down keys QQ . To change the value of a parameter, press por Q. A plus sign indicates the item has sub-items. Press to expand this item. Press 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 g. You can also press g to save...

Index of Error Messages

Equipment Configuration Error Causes 1. CPU BIOS Update Code Mismatch 2. IDE Primary Channel Master Drive Error THe causes will be shown before Equipment Configuration Error Memory Error at xxxx xxxx xxxxh R xxxxh, W xxxxh In this situation BIOS will issue 4 short beeps then shut down system, no message will show. In this situation BIOS will shut down system, not show message. Reconnect hard disk drive connector. Load Default Settings in BIOS Setup Utility. Hard disk drive System board see...

Check the Battery Pack

To check the battery pack, do the following From Software 1. Check out the Power Management in control Panel 2. In Power Meter, confirm that if the parameters shown in the screen for Current Power Source and Total Battery Power Remaining are correct. 3. Repeat the steps 1 and 2, for both battery and adapter. 4. This helps you identify first the problem is on recharging or discharging. From Hardware 2. Remove the battery pack and measure the voltage between battery terminals 1 and 6 ground . See...

Boot

This menu allows the user to decide the order of boot devices to load the operating system. Bootable devices includes the distette drive in module bay, the onboard hard disk drive and the CD-ROM in module bay. Information Main Advanced Security IDE 1 MATSHITADVD-RAM UJ-845S IDE 2 USB FDD PCI LAN Broadcom MBA USB HDD USB KEY Use lt t gt or lt i gt to select a devic devices, then press lt F6 gt to move it up the list, or lt F5 gt to move it down the list. Press Help t i Select Item F5 F6 Change...

Changing a Password

Use the Q and Q keys to highlight the Set Supervisor Password parameter and press the key. The Set Password box appears 2. Type the current password in the Enter Current Password field and press . 3. Type a password in the Enter New Password field. Retype the password in the Confirm New Password field. 4. Press . 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 g to save...

Machine Disassembly and Replacement

This chapter contains step-by-step procedures on how to disassemble the notebook computer for maintenance and troubleshooting. To disassemble the computer, you need the following tools Wrist grounding strap and conductive mat for preventing electrostatic discharge Plastic flat head screw driver NOTE 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. When you...

Acer eRecovery Management

Acer Erecovery Management

Acer eRecovery Management is a powerful utility that does away with the need for recovery disks provided by the manufacturer. The Acer eRecovery Management utility occupies space in a hidden partition on your system s HDD. User-created backups are stored on D drive. Acer eRecovery Management provides you with Recovery of applications and drivers. Back up to HDD set recovery point . Recover from a hidden partition factory defaults . Recover from the HDD most recent user-defined recovery point ....