Acer Aspire 8935g Service Guide
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Chapter 131 Audio Amplifier Subwoofer Speaker Front Speaker Center Speaker ItemSpecification Model Panasonic 12947A Package 48 pins QFP Features • Microsoft Windows Vista Compliant • High +90dB PSRR, Low -80dB THD+N • Class AB 2.2W (max.) Stereo BTL Speaker Amplifier • Built-in direct drive headphone amplifier within charge pump • AGC adjusted circuit function implement • STBY function support on speaker and headphone (countermeasure pop noise) • RF noise prevention • Built-in over current protection • External adjustable speaker and headphone amplifier gain ItemSpecification Vendor and Model Maxim MAX9737 Package 24pins TQFN Features • Spread-spectrum modulation enable for low EMI solution • High PSRR 80dB • Up to 88% efficiency eliminate heatsink • Thermal and Output current protection • Shut-down mode current
32Chapter 1 Digital Camera Power and Keyboard Controller Battery LCD ItemSpecification Sensor CMOS 1 Mega Pixel with WXGA (1280 x 800 pixels) Pixel Size 3.0um X3.0um Image Size 3.89mm(H) X 2.43mm(V) Interface USB 2.0 high-speed Optics • Optical aperture of F/2.0 • Focusing range of 40 cm to Infinity • Dimension (L x W x H mm ): 65 X 9.0X 5.25mm ItemSpecification Controller KB926 Total number of keypads Windows logo key Yes Hotkeys See “System Hotkeys” on page 14. ItemSpecification 6 Cell8 Cell Vendor & model name SONY AS-2007B/SIMPLO AS- 2007B/SANYO AS-2007B/ PANASONIC AS-2007BSONY AS-2007B/SIMPLO AS- 2007B/SANYO AS-2007B/ PANASONIC AS-2007B Battery Type Li-ion Li-ion Pack capacity 4400 mAh 4800 mAh Normal Voltage 11.1V 14.8 Charge Voltage 12.6V 12.6V Fast Charge Current 2.94~3.5A 3.1A Package configuration 3S2P 4S2P ItemSpecification Vendor/model name Chi Mei Optoelectronics - N184H6 Screen Diagonal (mm) 18.47” Display Area (mm) 408.96 (H) x 230.04 (V) mm Display resolution (pixels) Full HD (1920 x 1080) Pixel Pitch 0.213 (H) x 0.213 (V) mm Display Mode FHD (1920 x 1080) Typical White Luminance (cd/m 2) (also called Brightness)220 Contrast Ratio 650 Response Time (Optical Rise Time/Fall Time) msec2ms / 6ms Input Voltage 3.3V Typical Power Consumption (watt)4.6W Weight 650g
Chapter 133 Card Reader Express CardPhysical Size (mm) 422.5 (H) x 248 (V) x 6 (D) mm Electrical Interface 40-pin LVDS Support Color 262,144 colors Viewing Angle (minimum degree) Horizontal (Right) CR = 10 (Left)45 45 Vertical (Upper) CR = 10 (Lower)25 45 Temperature Range (°C) Operating Storage (shipping)0 ~ 50 -20 ~ 60 ItemSpecification Part Name O2 OZ888GS Package 64 pins QFN Features • Fully Compliant with Provisions of IEEE Std 1394-1995 for a High-Performance Serial Bus and IEEE • Std 1394a-2000 (1394 Open Host Controller Interface Specification 1.1) • Support SD Host specv2.0/MMC/MS/MS-PRO/xD Interface PCI Express v1.1 standard Power Management Features Active States Power Management (ASPM) ItemSpecification Interface USB or PCI-express Slot type 34 or 54 Features • Follows ExpressCard standard specs Power Switch G577DSR91U Package TQFN 20-pin ItemSpecification
Chapter 235 System Utilities 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 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 Utility There are six menu options: Information, Main, Advanced, Security, 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. Please note that system information is subject to different models. Chapter 2
36Chapter 2 Information The Information screen displays a summary of your computer hardware information. NOTE: The screen above is for your reference only. Actual values may differ according to model. The table below describes the parameters in this screen. ParameterDescription CPU Type This field shows the CPU type and speed of the system. CPU Speed This field shows the speed of the CPU. IDE Model Name This field shows the model name of HDD installed on primary IDE master. IDE Serial Number This field displays the serial number of HDD installed on primary IDE master. ATAPI Model Name This field shows the model name of the Optical device installed in the system. System BIOS Version Displays system BIOS version. VGA BIOS Version This field displays the VGA firmware version of the system. Serial Number This field displays the serial number of this unit. Asset Tag Number This field displays the asset tag number of the system. Product Name This field shows product name of the system. Manufacturer Name This field displays the manufacturer of this system. UUID Universally Unique Identifier (UUID) is an identifier standard used in software construction, standardized by the Open Software Foundation (OSF) as part of the Distributed Computing Environment (DCE). Phoenix SecureCore(tm) Setup Utility F1 ESCHelp ExitSelect Item Select Menu Change Values Select SubMenu EnterF9 F10Setup Default Save and Exit Intel(R) CPU Core(TM)2 Duo CPU P8700 2530 MHz Toshiba MK5055GSX 294DT06WT WDC WD1600BEVT-22ZCT0 WD-WXE209T27982 HL-DT-ST DVDRAM GT20N V0.2202 Montevina 1718 T Acer 63623032-6261-3964-6338-00235A495964 Intel(R) CPU Core(TM)2 Duo CPU P8700 @ 2.53GHz 2530 MHz Toshiba MK5055GSX 294DT06WT WDC WD1600BEVT-22ZCT0 WD-WXE209T27982 HL-DT-ST DVDRAM GT20N V0.2202 Montevina 1718 T Acer 63623032-6261-3964-6338-00235A495964CPU Type CPU Speed IDE0 Model Name: IDE0 Serial Number: IDE1 Model Name: IDE1 Serial Name: ATAPI Model Name: System BIOS Version: VGA BIOS Version: Serial Number: Asset Tag Number: Product Name: Manufacturer Name: UUID: CPU Type CPU Speed IDE0 Model Name: IDE0 Serial Number: IDE1 Model Name: IDE1 Serial Name: ATAPI Model Name: System BIOS Version: VGA BIOS Version: Serial Number: Asset Tag Number: Product Name: Manufacturer Name: UUID: F5/F6 Main Boot Exit Security Information
Chapter 237 Main The Main screen allows the user to set the system time and date as well as enable and disable boot option and recovery. NOTE: The screen above is for your reference only. Actual values may differ. The table below describes the parameters in this screen. ParameterDescriptionFormat/Option System Time Sets the system time. The hours are displayed with 24- hour format.Format: HH:MM:SS (hour:minute:second) System Date Sets the system date. Format MM/DD/YYYY (month/day/year) Total Memory Displays the total memory available.N/A Video Memory Displays the available memory for Video.N/A Quiet Boot Allows startup to skip certain tests while booting, decreasing the time needed to boot the system. Option: Enabled or Disabled Network Boot Enables, disables the system boot from LAN (remote server).Option: Enabled or Disabled F12 Boot Menu Enables, disables Boot Menu during POST. Option: Enabled or Enabled D2D Recovery Enables, disables D2D Recovery function. The function allows the user to create a hidden partition on hard disc drive to store operation system and restore the system to factory defaults.Option: Enabled or Disabled SATA Mode Control the mode in which the SATA controller should operate.Option: AHCI or IDE Switchable GraphicsEnables or disables the switchable graphics mode. Option: SG Enabled, UMA Only or Discrete Only Item Specific Help This is the help for the hour field. Valid range is from 0 to 23. INCREASE/REDUCE: F5/F6 F1 ESCHelp ExitSelect Item Select Menu Change Values Select SubMenu EnterF9 F10Setup Default Save and Exit [19:10:59] [01/09/2009] 4030 MB 512 MB [Enabled] [Enabled] [Disabled] [Enabled] [AHCI Mode] [SG Enabled] [19:10:59] [01/09/2009] 4030 MB 512 MB [Enabled] [Enabled] [Disabled] [Enabled] [AHCI Mode] [SG Enabled]System Time: System Date: Total Memory: Video Memory: Quiet Boot: Network Boot: F12 Boot Menu: D2D Recovery: SATA Mode: Switchable Graphics: System Time: System Date: Total Memory: Video Memory: Quiet Boot: Network Boot: F12 Boot Menu: D2D Recovery: SATA Mode: Switchable Graphics: F5/F6 Phoenix SecureCore(tm) Setup Utility Main Boot Exit Security Information
38Chapter 2 Security The Security screen contains parameters that help safeguard and protect your computer from unauthorized use. The table below describes the parameters in this screen. Settings in boldface are the default and suggested parameter settings. 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. ParameterDescriptionOption Supervisor Password Is Shows the setting of the Supervisor passwordClear or Set User Password Is Shows the setting of the user password.Clear or Set HDD Password Shows the setting of the HDD passwordClear or Set Set Supervisor Password Press Enter to set the supervisor password. When set, this password protects the BIOS Setup Utility from unauthorized access. The user can not either enter the Setup menu nor change the value of parameters.N/A Set User Password Press Enter to set the user password. When user password is set, this password protects the BIOS Setup Utility from unauthorized access. The user can enter Setup menu only and does not have right to change the value of parameters.N/A Set HDD Password Enter HDD Password. N/A Password on Boot Defines whether a password is required or not while the events defined in this group happened. The following sub-options are all requires the Supervisor password for changes and should be grayed out if the user password was used to enter setup.Disabled or Enabled Item Specific Help Install or Change the password and the length of password must be less than eight words. F1 ESCHelp ExitSelect Item Select Menu Change Values Select SubMenu EnterF9 F10Setup Default Save and Exit Clear Clear Clear [Enter] [Enter] [Enter] [Disabled] Clear Clear Clear [Enter] [Enter] [Enter] [Disabled]Supervisor Password Is: User Password Is: HDD Password: Set Supervisor Password Set User Password Set HDD Password Password on Boot Supervisor Password Is: User Password Is: HDD Password: Set Supervisor Password Set User Password Set HDD Password Password on Boot F5/F6 Phoenix SecureCore(tm) Setup Utility Main Boot Exit Security Information
Chapter 239 Setting a Password Follow 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: 2.Type a password in the “Enter New Password” field. The password length can not exceed 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.Press Enter. 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 Password Follow these steps: 1.Use the ↑ and ↓ keys to highlight the Set Supervisor Password parameter and press the Enter key. The Set Password box appears: 2.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. Set Supervisor Password Enter New Password [ ][ ] Confirm New Password [ ] Set Supervisor Password Enter Current Password [ ][ ] Enter New Password [ ] Confirm New Password [ ][ ]
40Chapter 2 Changing a Password 1.Use the ↑ and ↓ keys to highlight the Set Supervisor Password parameter and press the Enter key. The Set Password box appears. 2.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.Press Enter. 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. 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. If the new password and confirm new password strings do not match, the screen will display the following message. Set Supervisor Password Enter Current Password [ ][ ] Enter New Password [ ] Confirm New Password [ ][ ] Setup Notice Changes have been saved. [Continue] [Continue] Setup Warning Invalid Password. [Continue] [Continue] Setup Warning Passwords do not match. Re-enter password. [Continue] [Continue]