Acer TravelMate 8481, 8481T, 8481TG Notebook Service Guide
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...28 Keyboard 1-29 Hard Disk Drive (AVL components 1-29 LED 14.0 1-31 LCD Inverter 1-32 Display Supported Resolution (LCD Supported Resolution) . . 1-32 Graphics Controller 1-32 Display Supported Resolution (GPU Supported Resolution). . 1-33 Bluetooth Interface 1-33 Bluetooth Module 1-33 Camera 1-33 Mini Card 1-34 Audio Codec and Amplifier 1-34 Audio Interface 1-35 Wireless Module 802.11b/g/n 1-35 Battery 1-35 VRAM 1-36 USB Port 1-36 HDMI Port 1-36 eSATA Port 1-36 AC Adapter 1-37 System Power Management 1-37 Card Reader 1-37 System LED Indicator 1-38 System DMA Specification...
...28 Keyboard 1-29 Hard Disk Drive (AVL components 1-29 LED 14.0 1-31 LCD Inverter 1-32 Display Supported Resolution (LCD Supported Resolution) . . 1-32 Graphics Controller 1-32 Display Supported Resolution (GPU Supported Resolution). . 1-33 Bluetooth Interface 1-33 Bluetooth Module 1-33 Camera 1-33 Mini Card 1-34 Audio Codec and Amplifier 1-34 Audio Interface 1-35 Wireless Module 802.11b/g/n 1-35 Battery 1-35 VRAM 1-36 USB Port 1-36 HDMI Port 1-36 eSATA Port 1-36 AC Adapter 1-37 System Power Management 1-37 Card Reader 1-37 System LED Indicator 1-38 System DMA Specification...
Acer TravelMate 8481, 8481T, 8481TG Notebook Service Guide
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...2-26 Using Boot Manager 2-27 Using DMITools 2-28 Using LAN MAC EEPROM Utility 2-30 CHAPTER 3 Machine Maintenance Introduction 3-3 General Information 3-3 Recommended Equipment 3-3 Screw Table 3-4 Maintenance Flowchart 3-5 Getting Started 3-6 Battery Pack Removal 3-7 Battery Pack Installation 3-7 Dummy Card Removal 3-8 Dummy Card Installation 3-8 Hard Disk Drive (HDD) Module Removal 3-9 HDD Module Installation 3-10 Dual In-Line Memory Module (DIMM) Removal 3-12 DIMM Module Installation 3-13 Keyboard Removal 3-14 Keyboard Installation 3-16 Upper Cover Removal 3-17 Upper Cover...
...2-26 Using Boot Manager 2-27 Using DMITools 2-28 Using LAN MAC EEPROM Utility 2-30 CHAPTER 3 Machine Maintenance Introduction 3-3 General Information 3-3 Recommended Equipment 3-3 Screw Table 3-4 Maintenance Flowchart 3-5 Getting Started 3-6 Battery Pack Removal 3-7 Battery Pack Installation 3-7 Dummy Card Removal 3-8 Dummy Card Installation 3-8 Hard Disk Drive (HDD) Module Removal 3-9 HDD Module Installation 3-10 Dual In-Line Memory Module (DIMM) Removal 3-12 DIMM Module Installation 3-13 Keyboard Removal 3-14 Keyboard Installation 3-16 Upper Cover Removal 3-17 Upper Cover...
Acer TravelMate 8481, 8481T, 8481TG Notebook Service Guide
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...33 Function Board Removal 3-34 Function Board Installation 3-34 Touchpad Button Assembly Removal 3-35 Touchpad Button Assembly Installation 3-35 LCD (Liquid Crystal Display) Module Removal 3-36 LCD Module Installation 3-37 Kensington Lock Bracket Removal 3-38 Kensington Lock Bracket Installation 3-38 CHAPTER 4 Troubleshooting Introduction 4-3 General Information 4-3 Power On Issues 4-4 No Display Issues 4-5 LCD Failure 4-7 Keyboard Failure 4-8 Touchpad Failure 4-9 Internal Speaker Failure 4-10 Microphone Failure 4-12 USB Failure 4-13 Wireless Function Failure 4-14 Bluetooth...
...33 Function Board Removal 3-34 Function Board Installation 3-34 Touchpad Button Assembly Removal 3-35 Touchpad Button Assembly Installation 3-35 LCD (Liquid Crystal Display) Module Removal 3-36 LCD Module Installation 3-37 Kensington Lock Bracket Removal 3-38 Kensington Lock Bracket Installation 3-38 CHAPTER 4 Troubleshooting Introduction 4-3 General Information 4-3 Power On Issues 4-4 No Display Issues 4-5 LCD Failure 4-7 Keyboard Failure 4-8 Touchpad Failure 4-9 Internal Speaker Failure 4-10 Microphone Failure 4-12 USB Failure 4-13 Wireless Function Failure 4-14 Bluetooth...
Acer TravelMate 8481, 8481T, 8481TG Notebook Service Guide
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... Push to remove/install the card. Indicates when the hard disk drive is charging. Fully charged: The light shows blue when in -1 card reader Accepts Secure Digital (SD), MultiMediaCard (MMC), Memory Stick PRO (MS PRO), xD-Picture Card (xD). Only one card can operate at any given time. 2 Power indicator Indicates the computer's power status. Battery indicator HDD indicator Indicates the computer's battery status. Charging: The light shows amber when the battery is active. 3 Communication Enables/disables the computer's communication switch / indicator devices...
... Push to remove/install the card. Indicates when the hard disk drive is charging. Fully charged: The light shows blue when in -1 card reader Accepts Secure Digital (SD), MultiMediaCard (MMC), Memory Stick PRO (MS PRO), xD-Picture Card (xD). Only one card can operate at any given time. 2 Power indicator Indicates the computer's power status. Battery indicator HDD indicator Indicates the computer's battery status. Charging: The light shows amber when the battery is active. 3 Communication Enables/disables the computer's communication switch / indicator devices...
Acer TravelMate 8481, 8481T, 8481TG Notebook Service Guide
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... 1-3. Headphones/speaker jack Connects to USB 2.0 or eSATA devices (only for certain models). Left View No Icon Item Description 1 Ethernet (RJ-45) port Connects to an Ethernet 10/100/1000-based network. 2 External display Connects to a display device (e.g., external (VGA) port monitor, LCD projector). 3 HDMI port Supports high-definition digital video connections. 4 USB 2.0 / eSATA port Connects to audio devices (e.g., speakers, headphones). NOTE: Supports compatible 3.5 mm headsets with built-in an eSATA device you plug in microphone (e.g. A USB 3.0 port can be...
... 1-3. Headphones/speaker jack Connects to USB 2.0 or eSATA devices (only for certain models). Left View No Icon Item Description 1 Ethernet (RJ-45) port Connects to an Ethernet 10/100/1000-based network. 2 External display Connects to a display device (e.g., external (VGA) port monitor, LCD projector). 3 HDMI port Supports high-definition digital video connections. 4 USB 2.0 / eSATA port Connects to audio devices (e.g., speakers, headphones). NOTE: Supports compatible 3.5 mm headsets with built-in an eSATA device you plug in microphone (e.g. A USB 3.0 port can be...
Acer TravelMate 8481, 8481T, 8481TG Notebook Service Guide
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... mode. Use this mode when doing a lot of the key caps. Embedded Numeric Keypad Desired access Number keys on embedded keypad Num Lock on , all alphabetic characters typed are in a normal manner. 1-19 The keys function as a calculator (complete with some applications. Hold while using cursor-control keys. Keyboard Lock Keys Lock key Caps Lock Num Lock + Scroll Lock + Description When Caps Lock is in a normal manner. When Scroll Lock is indicated by small characters located on , the screen...
... mode. Use this mode when doing a lot of the key caps. Embedded Numeric Keypad Desired access Number keys on embedded keypad Num Lock on , all alphabetic characters typed are in a normal manner. 1-19 The keys function as a calculator (complete with some applications. Hold while using cursor-control keys. Keyboard Lock Keys Lock key Caps Lock Num Lock + Scroll Lock + Description When Caps Lock is in a normal manner. When Scroll Lock is indicated by small characters located on , the screen...
Acer TravelMate 8481, 8481T, 8481TG Notebook Service Guide
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... toggle Turns the speakers on and off. Keyboard Hotkeys Hotkey Fn + F3 Icon Function Communication switch Fn + F4 Sleep Description Enables/disables the computer's communication devices. (Communication devices may vary by configuration.) Puts the computer in the hotkey combination. Figure 1-8. Keyboard Hotkeys To activate hotkeys, press and hold the key before pressing the other key in Sleep mode. Turns the touchpad on and off to save power. Table 1-10. Hotkeys 0 Hotkeys or key combinations can be used to...
... toggle Turns the speakers on and off. Keyboard Hotkeys Hotkey Fn + F3 Icon Function Communication switch Fn + F4 Sleep Description Enables/disables the computer's communication devices. (Communication devices may vary by configuration.) Puts the computer in the hotkey combination. Figure 1-8. Keyboard Hotkeys To activate hotkeys, press and hold the key before pressing the other key in Sleep mode. Turns the touchpad on and off to save power. Table 1-10. Hotkeys 0 Hotkeys or key combinations can be used to...
Acer TravelMate 8481, 8481T, 8481TG Notebook Service Guide
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BIOS Item BIOS vendor BIOS Version BIOS ROM type BIOS ROM size Features LAN Interface Item LAN Chipset LAN connector type LAN connector location Features Specification Insyde 0.09 (2011/03/25) W25Q32BV, MX25L3206, EN25Q32B 4MB Insyde code base Flash ROM 4 MB Support Acer UI Support multi-boot Suspend to RAM (S3)/Disk (S4) Various hot-keys for system control Support SMBIOS 2.3, PCI 2.2. DMI utility for BIOS serial number configurable/asset tag Support PXE Support WinFlash ...
BIOS Item BIOS vendor BIOS Version BIOS ROM type BIOS ROM size Features LAN Interface Item LAN Chipset LAN connector type LAN connector location Features Specification Insyde 0.09 (2011/03/25) W25Q32BV, MX25L3206, EN25Q32B 4MB Insyde code base Flash ROM 4 MB Support Acer UI Support multi-boot Suspend to RAM (S3)/Disk (S4) Various hot-keys for system control Support SMBIOS 2.3, PCI 2.2. DMI utility for BIOS serial number configurable/asset tag Support PXE Support WinFlash ...
Acer TravelMate 8481, 8481T, 8481TG Notebook Service Guide
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...;Menu - use the up and down arrow keys Change parameter value - The utility is pre-configured and optimized so most users do not need to save changes and exit BIOS Setup Utility NOTE: NOTE: Parameter values can be run it. To change the boot device without entering BIOS Setup Utility, set to Disabled. Parameter help carefully when making changes to specific models. To change the boot device without entering the BIOS SETUP, press F12 during POST (power-on self...
...;Menu - use the up and down arrow keys Change parameter value - The utility is pre-configured and optimized so most users do not need to save changes and exit BIOS Setup Utility NOTE: NOTE: Parameter values can be run it. To change the boot device without entering BIOS Setup Utility, set to Disabled. Parameter help carefully when making changes to specific models. To change the boot device without entering the BIOS SETUP, press F12 during POST (power-on self...
Acer TravelMate 8481, 8481T, 8481TG Notebook Service Guide
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... field Graphic mode Quiet Boot Network Boot F12 Boot Menu D2D Recovery SATA Mode *Function key behavior Wi-Fi Bluetooth 3G Card Reader USB ports Wired Lan Audio [Camera] Power-off USB Charge Battery Threshold ►ASF Configuration [Switchable] [Enabled] [Enabled] [Disabled] [Enabled] [AHCI Mode] [Special keys] [Enabled] [Enabled] [Disabled] [Enabled] [Enabled] [Enabled] [Disabled] [Enabled] [Enabled] [20%] F1 Help ESC Exit Select Item Select Menu F5/F6 Enter Change Values Select>SubMenu F9 Setup Default F10 Save and Exit Figure 2-2. BIOS Main...
... field Graphic mode Quiet Boot Network Boot F12 Boot Menu D2D Recovery SATA Mode *Function key behavior Wi-Fi Bluetooth 3G Card Reader USB ports Wired Lan Audio [Camera] Power-off USB Charge Battery Threshold ►ASF Configuration [Switchable] [Enabled] [Enabled] [Disabled] [Enabled] [AHCI Mode] [Special keys] [Enabled] [Enabled] [Disabled] [Enabled] [Enabled] [Enabled] [Disabled] [Enabled] [Enabled] [20%] F1 Help ESC Exit Select Item Select Menu F5/F6 Enter Change Values Select>SubMenu F9 Setup Default F10 Save and Exit Figure 2-2. BIOS Main...
Acer TravelMate 8481, 8481T, 8481TG Notebook Service Guide
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...Option: Enabled or Disabled Option: 10%, 20% or 30% Minimum WatchDog, BIOS Boot Timeout, OS Boot Timeout, Power-on wait time. Card Reader Option to use audio. USB Charge Battery Threshold Option to set SATA controller mode Function key Press , ,... Table 2-2. to configure WatchDog timeout, BIOS Configuration boot timeout, OS boot timeout, power-on wait time 2-7 Audio Option to use card reader. Wired LAN Option to use Wi-Fi device. Table 2-2 describes the parameters shown in 24-hour format System Date BIOS system date Total Memory Total memory available Video Memory...
...Option: Enabled or Disabled Option: 10%, 20% or 30% Minimum WatchDog, BIOS Boot Timeout, OS Boot Timeout, Power-on wait time. Card Reader Option to use audio. USB Charge Battery Threshold Option to set SATA controller mode Function key Press , ,... Table 2-2. to configure WatchDog timeout, BIOS Configuration boot timeout, OS boot timeout, power-on wait time 2-7 Audio Option to use card reader. Wired LAN Option to use Wi-Fi device. Table 2-2 describes the parameters shown in 24-hour format System Date BIOS system date Total Memory Total memory available Video Memory...
Acer TravelMate 8481, 8481T, 8481TG Notebook Service Guide
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... match. Use the and keys to save changes and exit the BIOS Setup Utility. Press F10 to highlight Set Supervisor Password and press Enter. System Utilities 2-11 Press Enter to return to Clear. 4. c. The Set Supervisor Password dialog box is shown. (Figure 2-7) Set Supervisor Password Enter Current Password [ ] Enter New Password [ ] Confirm New Password [ ] Figure 2-7. Press Enter twice without typing anything in Enter Current Password field and press Enter. 3. Removing a Password: Set Supervisor Password 2. Type current password in Enter New Password and...
... match. Use the and keys to save changes and exit the BIOS Setup Utility. Press F10 to highlight Set Supervisor Password and press Enter. System Utilities 2-11 Press Enter to return to Clear. 4. c. The Set Supervisor Password dialog box is shown. (Figure 2-7) Set Supervisor Password Enter Current Password [ ] Enter New Password [ ] Confirm New Password [ ] Figure 2-7. Press Enter twice without typing anything in Enter Current Password field and press Enter. 3. Removing a Password: Set Supervisor Password 2. Type current password in Enter New Password and...
Acer TravelMate 8481, 8481T, 8481TG Notebook Service Guide
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...;to change option, ENTER to highlight a boot device. 4. Use the and keys to select an option Figure 2-33. Using Boot Manager 0 The Boot Manager allows the boot order to select an option and continue the boot procedure. Press Enter to be set to Enabled in the BIOS Setup Utility's Main screen. (refer to Main) To use the Boot Manager, perform the following: NOTE: NOTE: The F12 Boot Menu option must be changed without accessing the BIOS Setup Utility. Start the computer. 2. To use the Boot Manager...
...;to change option, ENTER to highlight a boot device. 4. Use the and keys to select an option Figure 2-33. Using Boot Manager 0 The Boot Manager allows the boot order to select an option and continue the boot procedure. Press Enter to be set to Enabled in the BIOS Setup Utility's Main screen. (refer to Main) To use the Boot Manager, perform the following: NOTE: NOTE: The F12 Boot Menu option must be changed without accessing the BIOS Setup Utility. Start the computer. 2. To use the Boot Manager...
Acer TravelMate 8481, 8481T, 8481TG Notebook Service Guide
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... 3-4 Maintenance Flowchart 3-5 Getting Started 3-6 Battery Pack Removal 3-7 Battery Pack Installation 3-7 Dummy Card Removal 3-8 Dummy Card Installation 3-8 Hard Disk Drive (HDD) Module Removal 3-9 HDD Module Installation 3-10 Dual In-Line Memory Module (DIMM) Removal 3-12 DIMM Module Installation 3-13 Keyboard Removal 3-14 Keyboard Installation 3-16 Upper Cover Removal 3-17 Upper Cover Installation 3-19 MSATA SSD Module Removal 3-21 MSATA SSD Module Installation 3-21 Bluetooth Module Removal 3-22 Bluetooth Module Installation 3-22 Universal Serial Bus (USB) Module Removal...
... 3-4 Maintenance Flowchart 3-5 Getting Started 3-6 Battery Pack Removal 3-7 Battery Pack Installation 3-7 Dummy Card Removal 3-8 Dummy Card Installation 3-8 Hard Disk Drive (HDD) Module Removal 3-9 HDD Module Installation 3-10 Dual In-Line Memory Module (DIMM) Removal 3-12 DIMM Module Installation 3-13 Keyboard Removal 3-14 Keyboard Installation 3-16 Upper Cover Removal 3-17 Upper Cover Installation 3-19 MSATA SSD Module Removal 3-21 MSATA SSD Module Installation 3-21 Bluetooth Module Removal 3-22 Bluetooth Module Installation 3-22 Universal Serial Bus (USB) Module Removal...
Acer TravelMate 8481, 8481T, 8481TG Notebook Service Guide
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Switching between internal and external by removing the power cable and battery. Reference Product pages for 10 seconds. 4. Hold the power button for specific model procedures. 2. Drain stored power by pressing Fn+F5. Connect the power and reboot the computer. Troubleshooting 4-5 No Display Issue No POST or Video 0 If the POST or video does not appear, perform the following, one of the following : Start NG Replace LCD module LCD moduleok OK Replace M/B Can power on OK RAM module well...
Switching between internal and external by removing the power cable and battery. Reference Product pages for 10 seconds. 4. Hold the power button for specific model procedures. 2. Drain stored power by pressing Fn+F5. Connect the power and reboot the computer. Troubleshooting 4-5 No Display Issue No POST or Video 0 If the POST or video does not appear, perform the following, one of the following : Start NG Replace LCD module LCD moduleok OK Replace M/B Can power on OK RAM module well...
Acer TravelMate 8481, 8481T, 8481TG Notebook Service Guide
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... memory modules. 10. Boot the computer. If permanent vertical/horizontal lines or dark spots appear in the same location, the LCD is faulty and should be replaced. (Refer to Online Support Information. 8. Check the display resolution is correctly configured: Minimize or close all external devices including port replicators or docking stations. Adjust the brightness to Maintenance Flowchart). 11. Remove and reinstall the video driver...
... memory modules. 10. Boot the computer. If permanent vertical/horizontal lines or dark spots appear in the same location, the LCD is faulty and should be replaced. (Refer to Online Support Information. 8. Check the display resolution is correctly configured: Minimize or close all external devices including port replicators or docking stations. Adjust the brightness to Maintenance Flowchart). 11. Remove and reinstall the video driver...
Acer TravelMate 8481, 8481T, 8481TG Notebook Service Guide
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... enter the BIOS Utility. NOTE: NOTE: Startup Repair attempts to the operating system DVD. If an issue is virus free. 3. b. When prompted, press any recently added hardware and associated software. 5. h. Disconnect all cables and jumpers on -screen information to confirm the computer is discovered, follow the on the HDD and ODD are set as the first boot device on the Boot menu. 3. Select Repair your computer. Remove any key to start to locate...
... enter the BIOS Utility. NOTE: NOTE: Startup Repair attempts to the operating system DVD. If an issue is virus free. 3. b. When prompted, press any recently added hardware and associated software. 5. h. Disconnect all cables and jumpers on -screen information to confirm the computer is discovered, follow the on the HDD and ODD are set as the first boot device on the Boot menu. 3. Select Repair your computer. Remove any key to start to locate...
Acer TravelMate 8481, 8481T, 8481TG Notebook Service Guide
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... of BIOS information, perform the following: 1. If HDD information is experiencing intermittent loss of BIOS Settings 0 If the computer is missing from a known good date using up to date software to mainboard. 2. Use a different mouse. 2. If the mouse uses a USB connection, use a different USB port. 4. Remove recently added hardware and associated software. 7. Remove and reinstall the mouse driver. 13. To test for errors. If the Issue is properly installed. If the mouse uses a wireless connection, insert new batteries and...
... of BIOS information, perform the following: 1. If HDD information is experiencing intermittent loss of BIOS Settings 0 If the computer is missing from a known good date using up to date software to mainboard. 2. Use a different mouse. 2. If the mouse uses a USB connection, use a different USB port. 4. Remove recently added hardware and associated software. 7. Remove and reinstall the mouse driver. 13. To test for errors. If the Issue is properly installed. If the mouse uses a wireless connection, insert new batteries and...
Acer TravelMate 8481, 8481T, 8481TG Notebook Service Guide
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...;Non-Acer devices Printer, mouse, and other external devices Battery pack Hard disk drive DIMM CD-ROM/Diskette drive Module PC Cards 4. Remove or disconnect all attached devices are no error is detected, do with a hardware defect, such as: cosmic radiation, electrostatic discharge, or software errors. Apply power to Power On Issues). 1. If the problem does not recur, connect the removed devices one...
...;Non-Acer devices Printer, mouse, and other external devices Battery pack Hard disk drive DIMM CD-ROM/Diskette drive Module PC Cards 4. Remove or disconnect all attached devices are no error is detected, do with a hardware defect, such as: cosmic radiation, electrostatic discharge, or software errors. Apply power to Power On Issues). 1. If the problem does not recur, connect the removed devices one...
Acer TravelMate 8481, 8481T, 8481TG Notebook Service Guide
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... (Include\PostCode.h) BDS_ENTER_BDS BDS_INSTALL_HOTKEY BDS_ASF_INIT* Phase Post Code Description BDS 10 Enter BDS entry BDS 11 Install Hotkey service BDS 12 ASF Initialization Troubleshooting 4-25 Platform dependence. DXE Phase POST Code Table (Continued) Functionality Name (Include\PostCode.h) Phase Post Code Description DXE_MP_CPU_INIT DXE 4F Multi-processor MiddleInitialization DXE_SMBUS_INIT DXE 50 SMBUS Driver Initialization DXE_SMART_TIMER_INIT DXE 51 8259 Initialization DXE_PCRTC_INIT DXE...
... (Include\PostCode.h) BDS_ENTER_BDS BDS_INSTALL_HOTKEY BDS_ASF_INIT* Phase Post Code Description BDS 10 Enter BDS entry BDS 11 Install Hotkey service BDS 12 ASF Initialization Troubleshooting 4-25 Platform dependence. DXE Phase POST Code Table (Continued) Functionality Name (Include\PostCode.h) Phase Post Code Description DXE_MP_CPU_INIT DXE 4F Multi-processor MiddleInitialization DXE_SMBUS_INIT DXE 50 SMBUS Driver Initialization DXE_SMART_TIMER_INIT DXE 51 8259 Initialization DXE_PCRTC_INIT DXE...