Aspire 7720 / 7720G Service Guide
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... reader, supporting Secure Digital (SD), MultiMediaCard (MMC), Memory Stick® (MS), Memory Stick PROTM (MS PRO), xD-Picture CardTM (xD) Input devices T 88/89-key Acer FineTouchTM keyboard with 5-degree curve T Touchpad with 4-way scroll button T Four easy-launch buttons T Two front-access switches: WLAN LED and Bluetooth® LED-switches Communication...
... reader, supporting Secure Digital (SD), MultiMediaCard (MMC), Memory Stick® (MS), Memory Stick PROTM (MS PRO), xD-Picture CardTM (xD) Input devices T 88/89-key Acer FineTouchTM keyboard with 5-degree curve T Touchpad with 4-way scroll button T Four easy-launch buttons T Two front-access switches: WLAN LED and Bluetooth® LED-switches Communication...
Aspire 7720 / 7720G Service Guide
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... LED 5 U5 South Bridge (ICH8M) 13 LED2 Battery Charge/Discharge LED 6 JP6 Internal Track-Pad Connector 14 JP13 Mainboard to Audio Board Connector 7 JP5 Internal Keyboard Connector 15 JP11 Mainboard to USB Board Connector 8 JP2 Mainboard to Button Board Connector 16 JP12 Bluetooth Module Connector Chapter 1 5
... LED 5 U5 South Bridge (ICH8M) 13 LED2 Battery Charge/Discharge LED 6 JP6 Internal Track-Pad Connector 14 JP13 Mainboard to Audio Board Connector 7 JP5 Internal Keyboard Connector 15 JP11 Mainboard to USB Board Connector 8 JP2 Mainboard to Button Board Connector 16 JP12 Bluetooth Module Connector Chapter 1 5
Aspire 7720 / 7720G Service Guide
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... a computer mouse. button/indicator Indicates the status of Bluetooth communication. Keyboard Touchpad Scroll button For entering data into your computer. Press up, down, left and right to scroll around your new Aspire computer. Easy-launch buttons Buttons for video communication. Your Acer Notebook Tour After knowing your computer features, let us show you...
... a computer mouse. button/indicator Indicates the status of Bluetooth communication. Keyboard Touchpad Scroll button For entering data into your computer. Press up, down, left and right to scroll around your new Aspire computer. Easy-launch buttons Buttons for video communication. Your Acer Notebook Tour After knowing your computer features, let us show you...
Aspire 7720 / 7720G Service Guide
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... status of Bluetooth communication. Indicates the status of wireless LAN communication. Easy-Launch Buttons To the top of the keyboard there are pre-set the Web browser and mail buttons, run the Acer Empowering Technology. Lights up when the computer is charging. 2. Lights when Num Lock is being charged. Fully charged: The...
... status of Bluetooth communication. Indicates the status of wireless LAN communication. Easy-Launch Buttons To the top of the keyboard there are pre-set the Web browser and mail buttons, run the Acer Empowering Technology. Lights up when the computer is charging. 2. Lights when Num Lock is being charged. Fully charged: The...
Aspire 7720 / 7720G Service Guide
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...characters located on , the screen moves one Windows key and twelve function keys. Num Lock Off Hold while using cursor-control keys. Using the Keyboard The keyboard has full-sized keys and an embedded keypad, separate cursor keys, one line up or down when you press the up or down arrow ...keys respectively. Type the letters in uppercase. A better solution would be to do a lot of the keycaps. Lock Keys and embedded numeric keypad The keyboard has three lock keys which you can toggle on embedded keypad. It is on the upper right corner of numeric data entry. The keys function...
...characters located on , the screen moves one Windows key and twelve function keys. Num Lock Off Hold while using cursor-control keys. Using the Keyboard The keyboard has full-sized keys and an embedded keypad, separate cursor keys, one line up or down when you press the up or down arrow ...keys respectively. Type the letters in uppercase. A better solution would be to do a lot of the keycaps. Lock Keys and embedded numeric keypad The keyboard has three lock keys which you can toggle on embedded keypad. It is on the upper right corner of numeric data entry. The keys function...
Aspire 7720 / 7720G Service Guide
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... Hot Key + Icon Function Hot key help Description Displays help on hot keys. + Acer eSettings Launches the Acer eSettings in Acer eManager. + + Acer ePower Management Sleep Launches the Acer ePower Management in the hotkey combination. See "Acer Empowering Technology" on the Windows Start button; it opens the application's context menu. It...combinations to provide a variety of the computer's controls like screen brightness, volume output, and the BIOS utility. Windows Keys The keyboard has one key that performs Windows-specific functions. Puts the computer in Sleep mode.
... Hot Key + Icon Function Hot key help Description Displays help on hot keys. + Acer eSettings Launches the Acer eSettings in Acer eManager. + + Acer ePower Management Sleep Launches the Acer ePower Management in the hotkey combination. See "Acer Empowering Technology" on the Windows Start button; it opens the application's context menu. It...combinations to provide a variety of the computer's controls like screen brightness, volume output, and the BIOS utility. Windows Keys The keyboard has one key that performs Windows-specific functions. Puts the computer in Sleep mode.
Aspire 7720 / 7720G Service Guide
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...file. Returns to return. Either directly press the < > symbol at the bottom-right of the keyboard, or hold and then press the symbol at the upper-center and/or bottom-right of the keyboard. Special Key You can locate the Euro symbol and US dollar sign at the upper-center of... your keyboard. To type: The Euro symbol 1. Brightness down Decreases the screen brightness + + + + Play/Pause Stop ...
...file. Returns to return. Either directly press the < > symbol at the bottom-right of the keyboard, or hold and then press the symbol at the upper-center and/or bottom-right of the keyboard. Special Key You can locate the Euro symbol and US dollar sign at the upper-center of... your keyboard. To type: The Euro symbol 1. Brightness down Decreases the screen brightness + + + + Play/Pause Stop ...
Aspire 7720 / 7720G Service Guide
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Either directly press the < > key at the bottom-right of the keyboard, or hold and then press the key at the upper-center of the keyboard. NOTE: This function varies by the operating system version. Chapter 1 17 The US dollar sign 1. Open a text editor or word processor. 2.
Either directly press the < > key at the bottom-right of the keyboard, or hold and then press the key at the upper-center of the keyboard. NOTE: This function varies by the operating system version. Chapter 1 17 The US dollar sign 1. Open a text editor or word processor. 2.
Aspire 7720 / 7720G Service Guide
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...Pack B*1 D*1 System Fan B*4 Thermal Module F*1 ODD Module CPU D*5 F*1 Thermal Door Memory Lower Case Assembly F*1 Mimi Cover F*2 HDD Door H*4 HDD Bracket HDD Middle Cover F*2 Keyboard C*2 LCD hinges to logic D*2 LCD hinges to logic C*2 on bottom side LCD Module C*8 upper case assembly to lower case assembly on bottom side C*2 upper case ... The flowchart on the succeeding page gives you a graphic representation on the entire disassembly sequence and instructs you must first remove the keyboard, then disassemble the inside assembly frame in that need to be removed during servicing.
...Pack B*1 D*1 System Fan B*4 Thermal Module F*1 ODD Module CPU D*5 F*1 Thermal Door Memory Lower Case Assembly F*1 Mimi Cover F*2 HDD Door H*4 HDD Bracket HDD Middle Cover F*2 Keyboard C*2 LCD hinges to logic D*2 LCD hinges to logic C*2 on bottom side LCD Module C*8 upper case assembly to lower case assembly on bottom side C*2 upper case ... The flowchart on the succeeding page gives you a graphic representation on the entire disassembly sequence and instructs you must first remove the keyboard, then disassemble the inside assembly frame in that need to be removed during servicing.
Aspire 7720 / 7720G Service Guide
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... repeat this step). 58 Chapter 3 Removing the HDD Module/Memory/Wireless LAN Card/Modem Card/ TV Tuner Card/System Fan/Thermal Modules/VGA Board/CPU/ Keyboard and the LCD Module Removing the HDD Module 1. Detach the HDD cover from the main unit. 3. Remove the four screws holding the thermal cover. 2.
... repeat this step). 58 Chapter 3 Removing the HDD Module/Memory/Wireless LAN Card/Modem Card/ TV Tuner Card/System Fan/Thermal Modules/VGA Board/CPU/ Keyboard and the LCD Module Removing the HDD Module 1. Detach the HDD cover from the main unit. 3. Remove the four screws holding the thermal cover. 2.
Aspire 7720 / 7720G Service Guide
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Detach the strip cover from the front side and remove it from the main unit as shown. 5. Turn the notebook over the keyboard as the image shows. Disconnect the LCD cable and microphone cable from the main unit. 7. Then pull out the wireless LAN antennas free from the ...four snaps as shown. 8. Remove the keyboard from the main board. Remove the four screws securing the hinges. Chapter 3 61 Remove the two screws from the main board. 6. Gently pull up the...
Detach the strip cover from the front side and remove it from the main unit as shown. 5. Turn the notebook over the keyboard as the image shows. Disconnect the LCD cable and microphone cable from the main unit. 7. Then pull out the wireless LAN antennas free from the ...four snaps as shown. 8. Remove the keyboard from the main board. Remove the four screws securing the hinges. Chapter 3 61 Remove the two screws from the main board. 6. Gently pull up the...
Aspire 7720 / 7720G Service Guide
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...the following to select the test device: 1. Follow the instructions in the message window. See if CD-ROM Test is required. Reconnect the keyboard cables. 2. The following to isolate the problem to a controller, drive, or CD-ROM. If an error occurs with the internal diskette ... the main board. Follow the instructions in the message window. Reconnect the external diskette drive/CD-ROM module. 2. If the internal keyboard does not work or an unexpected character appears, make sure that the flexible cable extending from the diagnostics diskette and start the diagnostics ...
...the following to select the test device: 1. Follow the instructions in the message window. See if CD-ROM Test is required. Reconnect the keyboard cables. 2. The following to isolate the problem to a controller, drive, or CD-ROM. If an error occurs with the internal diskette ... the main board. Follow the instructions in the message window. Reconnect the external diskette drive/CD-ROM module. 2. If the internal keyboard does not work or an unexpected character appears, make sure that the flexible cable extending from the diagnostics diskette and start the diagnostics ...
Aspire 7720 / 7720G Service Guide
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... Index of Error Messages Error Code List Error Codes 006 010 070 071 072 110 Error Messages Equipment Configuration Error Causes: 1. Keyboard Controller Failed see "Keyboard or Auxiliary Input Device Check" on page 72. Run Setup Run "Load Default Settings" in BIOS Setup Utility. Error Message ...BIOS Update Code Mismatch 2. Thermal critical High In this situation BIOS will issue 4 short beeps then shut down system, not show . Keyboard error see "Keyboard or Auxiliary Input Device Check" on page 72. Shadow RAM Failed at offset: nnnn BIOS ROM System board System RAM Failed at ...
... Index of Error Messages Error Code List Error Codes 006 010 070 071 072 110 Error Messages Equipment Configuration Error Causes: 1. Keyboard Controller Failed see "Keyboard or Auxiliary Input Device Check" on page 72. Run Setup Run "Load Default Settings" in BIOS Setup Utility. Error Message ...BIOS Update Code Mismatch 2. Thermal critical High In this situation BIOS will issue 4 short beeps then shut down system, not show . Keyboard error see "Keyboard or Auxiliary Input Device Check" on page 72. Shadow RAM Failed at offset: nnnn BIOS ROM System board System RAM Failed at ...
Aspire 7720 / 7720G Service Guide
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...Load alternate registers with initial POST values Restore CPU control word during warm boot Initialize PCI Bus Mastering devices Initialize keyboard controller BIOS ROM checksum Initialize cache before memory autosize 8254 timer initialization 8237 DMA controller initialization Reset Programmable Interrupt ...Controller Test DRAM refresh Test 8742 Keyboard Controller Set ES segment register to 4 GB Enable A20 line Autosize DRAM Initialize POST Memory Manager Clear 215 KB...
...Load alternate registers with initial POST values Restore CPU control word during warm boot Initialize PCI Bus Mastering devices Initialize keyboard controller BIOS ROM checksum Initialize cache before memory autosize 8254 timer initialization 8237 DMA controller initialization Reset Programmable Interrupt ...Controller Test DRAM refresh Test 8742 Keyboard Controller Set ES segment register to 4 GB Enable A20 line Autosize DRAM Initialize POST Memory Manager Clear 215 KB...
Aspire 7720 / 7720G Service Guide
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... system QuietBoot start (optional) Shadow video BIOS ROM Display BIOS copyright notice Display CPU type and speed Initialize EISA board Test keyboard Set key click if enabled Test for unexpected interrupts Initialize POST display service Display prompt "Press F2 to enter SETUP" Disable... (optional) Display shadow-area message Display possible high address for UMB recovery Display error messages Check for configuration errors Check for keyboard errors Set up hardware interrupt vectors Initialize coprocessor if present Disable onboard Super I/O ports and IRQs Late POST device initialization Detect...
... system QuietBoot start (optional) Shadow video BIOS ROM Display BIOS copyright notice Display CPU type and speed Initialize EISA board Test keyboard Set key click if enabled Test for unexpected interrupts Initialize POST display service Display prompt "Press F2 to enter SETUP" Disable... (optional) Display shadow-area message Display possible high address for UMB recovery Display error messages Check for configuration errors Check for keyboard errors Set up hardware interrupt vectors Initialize coprocessor if present Disable onboard Super I/O ports and IRQs Late POST device initialization Detect...
Aspire 7720 / 7720G Service Guide
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... ID LCD inverter LCD cable LCD System board Indicator-Related Symptoms Symptom / Error Action in Sequence Indicator incorrectly remains off . See "Power System Check" on . Keyboard (if contrast and brightness function key doesn't work LCD is too dark LCD brightness cannot be adjusted LCD contrast cannot be adjusted Unreadable LCD screen...
... ID LCD inverter LCD cable LCD System board Indicator-Related Symptoms Symptom / Error Action in Sequence Indicator incorrectly remains off . See "Power System Check" on . Keyboard (if contrast and brightness function key doesn't work LCD is too dark LCD brightness cannot be adjusted LCD contrast cannot be adjusted Unreadable LCD screen...
Aspire 7720 / 7720G Service Guide
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.... Battery pack System board PCMCIA-Related Symptoms Symptom / Error System cannot detect the PC Card (PCMCIA) PCMCIA slot pin is from the keyboard) Hard disk drive System board Press Fn+oand see if the computer enters hibernation mode. Audio driver Speaker System board Speaker System board Action... in Sequence See "Save to Disk (S4)" on page 45. Touchpad Keyboard Hard disk connection board Hard disk drive System board See "Save to Disk (S4)" on page 45. LCD cover switch System board See...
.... Battery pack System board PCMCIA-Related Symptoms Symptom / Error System cannot detect the PC Card (PCMCIA) PCMCIA slot pin is from the keyboard) Hard disk drive System board Press Fn+oand see if the computer enters hibernation mode. Audio driver Speaker System board Speaker System board Action... in Sequence See "Save to Disk (S4)" on page 45. Touchpad Keyboard Hard disk connection board Hard disk drive System board See "Save to Disk (S4)" on page 45. LCD cover switch System board See...
Aspire 7720 / 7720G Service Guide
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...Symptoms Symptom / Error System configuration does not match the installed devices. Device driver Device cable Device System board Keyboard/Touchpad-Related Symptoms Symptom / Error Keyboard (one or more keys) does not work correctly. Power Management-Related Symptoms Symptom / Error Action in ...Sequence Battery fuel gauge in Sequence Reconnect the keyboard cable. Refresh battery (continue use battery until power off, then charge battery). Onboard Devices Configuration Run printer self-test...
...Symptoms Symptom / Error System configuration does not match the installed devices. Device driver Device cable Device System board Keyboard/Touchpad-Related Symptoms Symptom / Error Keyboard (one or more keys) does not work correctly. Power Management-Related Symptoms Symptom / Error Action in ...Sequence Battery fuel gauge in Sequence Reconnect the keyboard cable. Refresh battery (continue use battery until power off, then charge battery). Onboard Devices Configuration Run printer self-test...
Aspire 7720 / 7720G Service Guide
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... LED 5 U5 South Bridge (ICH8M) 13 LED2 Battery Charge/Discharge LED 6 JP6 Internal Track-Pad Connector 14 JP13 Mainboard to Audio Board Connector 7 JP5 Internal Keyboard Connector 15 JP11 Mainboard to USB Board Connector 8 JP2 Mainboard to Button Board Connector 16 JP12 Bluetooth Module Connector Chapter 5 89
... LED 5 U5 South Bridge (ICH8M) 13 LED2 Battery Charge/Discharge LED 6 JP6 Internal Track-Pad Connector 14 JP13 Mainboard to Audio Board Connector 7 JP5 Internal Keyboard Connector 15 JP11 Mainboard to USB Board Connector 8 JP2 Mainboard to Button Board Connector 16 JP12 Bluetooth Module Connector Chapter 5 89
Aspire 7720 Series User's Guide EN
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... muscles • take short rests to relax your neck and shoulders • avoid tensing your muscles or shrugging your shoulders • install the external display, keyboard and mouse properly and within comfortable reach • if you view your monitor more than the top edge of the display so your eyes point...
... muscles • take short rests to relax your neck and shoulders • avoid tensing your muscles or shrugging your shoulders • install the external display, keyboard and mouse properly and within comfortable reach • if you view your monitor more than the top edge of the display so your eyes point...