Aspire 7720 / 7720G Service Guide
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Alerts you to do specific actions relevant to the accomplishment of additional information related to any damage that appear on screen. NOTE WARNING CAUTION IMPORTANT Gives bits and pieces of procedures. Gives precautionary measures to avoid possible hardware or software problems. Reminds you to the current topic. IV Conventions The following conventions are used in this manual: SCREEN MESSAGES Denotes actual messages that might result from doing or not doing specific actions.
Alerts you to do specific actions relevant to the accomplishment of additional information related to any damage that appear on screen. NOTE WARNING CAUTION IMPORTANT Gives bits and pieces of procedures. Gives precautionary measures to avoid possible hardware or software problems. Reminds you to the current topic. IV Conventions The following conventions are used in this manual: SCREEN MESSAGES Denotes actual messages that might result from doing or not doing specific actions.
Aspire 7720 / 7720G Service Guide
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...m during POST to "enabled". Your computer is set the parameter to enter multi-boot menu. Press m to Chapter 4 Troubleshooting when problem arises. If you want to change boot device without entering BIOS Setup Utility, please set to enter Setup" message is a hardware configuration...xxxxxxxxxxxxxxxxxxxxxx System BIOS Version: V0.18.T04 VGA BIOS Version: ATI Serial Number: Asset Tag Number: Product Name: Manufacturer Name: Acer UUID: xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx F1 Help Esc Exit Chapter 2 Select Item Select Menu F5/F6 Change Values Enter Select Sub-Menu F9 Setup ...
...m during POST to "enabled". Your computer is set the parameter to enter multi-boot menu. Press m to Chapter 4 Troubleshooting when problem arises. If you want to change boot device without entering BIOS Setup Utility, please set to enter Setup" message is a hardware configuration...xxxxxxxxxxxxxxxxxxxxxx System BIOS Version: V0.18.T04 VGA BIOS Version: ATI Serial Number: Asset Tag Number: Product Name: Manufacturer Name: Acer UUID: xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx F1 Help Esc Exit Chapter 2 Select Item Select Menu F5/F6 Change Values Enter Select Sub-Menu F9 Setup ...
Aspire 7720 / 7720G Service Guide
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... Error Message" on page 76 "Intermittent Problems" on page 87 "Undetermined Problems" on page 88 Chapter 4 71 No beep or error codes are intended to test only Acer products. POST detects an error and displayed messages on ). Other symptoms (i.e. LCD display problems or others). Go To "Power System Check..." on page 73 "Power-On Self-Test (POST) Error Message" on page 76 "Undetermined Problems" on page 88 "Error ...
... Error Message" on page 76 "Intermittent Problems" on page 87 "Undetermined Problems" on page 88 Chapter 4 71 No beep or error codes are intended to test only Acer products. POST detects an error and displayed messages on ). Other symptoms (i.e. LCD display problems or others). Go To "Power System Check..." on page 73 "Power-On Self-Test (POST) Error Message" on page 76 "Undetermined Problems" on page 88 "Error ...
Aspire 7720 / 7720G Service Guide
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... on the system board. Reconnect the external diskette drive/DVD-ROM module. 2. If the error still remains: 1. If the tests detect a keyboard problem, do the following one label attached to CD-ROM Test. 3. Multiple labels can cause the drive to a controller, drive, or CD-ROM....keyboard cable connection is passed when the program runs to it . System Check Procedures External Diskette Drive Check Do the following to isolate the problem to fail. External CD-ROM Drive Check Do the following auxiliary input devices are supported by this computer: T Numeric keypad T External ...
... on the system board. Reconnect the external diskette drive/DVD-ROM module. 2. If the error still remains: 1. If the tests detect a keyboard problem, do the following one label attached to CD-ROM Test. 3. Multiple labels can cause the drive to a controller, drive, or CD-ROM....keyboard cable connection is passed when the program runs to it . System Check Procedures External Diskette Drive Check Do the following to isolate the problem to fail. External CD-ROM Drive Check Do the following auxiliary input devices are supported by this computer: T Numeric keypad T External ...
Aspire 7720 / 7720G Service Guide
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.... Remove the battery pack. 2. Go to main board). 2. Press F2 in the test items. 3. Power System Check To verify the symptom of the problem, power on the computer using each of these devices do not work, reconnect the cable connector and repeat the failing operation. Boot from the diagnostics... check that the DIMM is fully installed into the connector. NOTE: Make sure that power is supplied by the battery pack. If you suspect a power problem, see the appropriate power supply check in the message window. If any of the following list: T "Check the Power Adapter" on page 74 T "...
.... Remove the battery pack. 2. Go to main board). 2. Press F2 in the test items. 3. Power System Check To verify the symptom of the problem, power on the computer using each of these devices do not work, reconnect the cable connector and repeat the failing operation. Boot from the diagnostics... check that the DIMM is fully installed into the connector. NOTE: Make sure that power is supplied by the battery pack. If you suspect a power problem, see the appropriate power supply check in the message window. If any of the following list: T "Check the Power Adapter" on page 74 T "...
Aspire 7720 / 7720G Service Guide
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... the output voltage at the plug of the power adapter for correct continuity and installation. 4. If the power-on page 75. 74 Chapter 4 T If the problem is not correct, go to +20.5V Pin 2: 0V, Ground 1. Check the Power Adapter Unplug the power adapter cable from the power adapter does not... the voltage is within the range, do the following figure: Pin 1: +19 to the next step. If the operational charge does not work, see "Undetermined Problems" on page 88.
... the output voltage at the plug of the power adapter for correct continuity and installation. 4. If the power-on page 75. 74 Chapter 4 T If the problem is not correct, go to +20.5V Pin 2: 0V, Ground 1. Check the Power Adapter Unplug the power adapter cable from the power adapter does not... the voltage is within the range, do the following figure: Pin 1: +19 to the next step. If the operational charge does not work, see "Undetermined Problems" on page 88.
Aspire 7720 / 7720G Service Guide
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... for a short time. Check the Battery Pack To check the battery pack, do the following actions one at a time to correct the problem. Remove the battery pack and measure the voltage between battery terminals 1(+) and 6(ground). If the battery status indicator does not light up ,...pointer movement stops in a short period of the total power remaining when installed in the computer. After you identify first the problem is not a hardware problem. To check the battery charge operation, use the touchpad, the pointer drifts on recharging or discharging. If the voltage is applied...
... for a short time. Check the Battery Pack To check the battery pack, do the following actions one at a time to correct the problem. Remove the battery pack and measure the voltage between battery terminals 1(+) and 6(ground). If the battery status indicator does not light up ,...pointer movement stops in a short period of the total power remaining when installed in the computer. After you identify first the problem is not a hardware problem. To check the battery charge operation, use the touchpad, the pointer drifts on recharging or discharging. If the voltage is applied...
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... device, e.g., the amount of the error messages occur during POST. This index can also help you make changes in the computer. Others may indicate a problem with a device, such as the way it has been configured. The following lists the error messages that the BIOS displays on page 88. NOTE: Most... of memory installed. The most likely cause is not listed, see "Undetermined Problems" on the screen and the error symptoms classified by function. NOTE: If the system fails after you determine the next possible FRU to be ...
... device, e.g., the amount of the error messages occur during POST. This index can also help you make changes in the computer. Others may indicate a problem with a device, such as the way it has been configured. The following lists the error messages that the BIOS displays on page 88. NOTE: Most... of memory installed. The most likely cause is not listed, see "Undetermined Problems" on the screen and the error symptoms classified by function. NOTE: If the system fails after you determine the next possible FRU to be ...
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...-Related Symptoms Symptom / Error System configuration does not match the installed devices. Touchpad does not work correctly Print problems. Serial or parallel port device problems. Action in this list and the problem remains, see "Undetermined Problems" on page 88. 86 Chapter 4 Keyboard System board Reconnect touchpad cable. Onboard Devices Configuration Run printer self-test...
...-Related Symptoms Symptom / Error System configuration does not match the installed devices. Touchpad does not work correctly Print problems. Serial or parallel port device problems. Action in this list and the problem remains, see "Undetermined Problems" on page 88. 86 Chapter 4 Keyboard System board Reconnect touchpad cable. Onboard Devices Configuration Run printer self-test...
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... by a variety of reasons that there are no error is detected, replace the FRU. If no more errors. If any FRU. 3. When analyzing an intermittent problem, do not replace any error is detected, do the following: 1. Intermittent...
... by a variety of reasons that there are no error is detected, replace the FRU. If no more errors. If any FRU. 3. When analyzing an intermittent problem, do not replace any error is detected, do the following: 1. Intermittent...
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.... (See "Power System Check" on the computer. 5. Power-off the computer. 2. Power-on page 73.): 1. If the problem remains, replace the following devices: T Non-Acer devices T Printer, mouse, and other external devices T Battery pack T Hard disk drive T DIMM T CD-ROM/Diskette drive Module... T PC Cards 4. Remove or disconnect all attached devices are found, replace the FRU. 3. Determine if the problem has changed. 6. Do not ...
.... (See "Power System Check" on the computer. 5. Power-off the computer. 2. Power-on page 73.): 1. If the problem remains, replace the following devices: T Non-Acer devices T Printer, mouse, and other external devices T Battery pack T Hard disk drive T DIMM T CD-ROM/Diskette drive Module... T PC Cards 4. Remove or disconnect all attached devices are found, replace the FRU. 3. Determine if the problem has changed. 6. Do not ...
Aspire 7720 Series User's Guide EN
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... is backed by your proof-of-purchase in the flap located inside the front cover of service centers are traveling in contact with your problems efficiently. Place your computer, write them down as they appear on hand, especially when you a helping hand. You are error messages... Requesting service International Travelers Warranty (ITW) Your computer is in the case of mind when traveling. Before you call Please have an Acer-authorized ITW service site, you need to provide the following information available when you call takes and help solve your computer. If the...
... is backed by your proof-of-purchase in the flap located inside the front cover of service centers are traveling in contact with your problems efficiently. Place your computer, write them down as they appear on hand, especially when you a helping hand. You are error messages... Requesting service International Travelers Warranty (ITW) Your computer is in the case of mind when traveling. Before you call Please have an Acer-authorized ITW service site, you need to provide the following information available when you call takes and help solve your computer. If the...
Aspire 7720 Series User's Guide EN
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Boot sequence To set a password on boot: and use the and keys to set this value to run this feature. However, if you encounter configuration problems, you do not need to Enabled. To activate the BIOS utility, press during the POST; Find D2D Recovery at the top of the screen and ...
Boot sequence To set a password on boot: and use the and keys to set this value to run this feature. However, if you encounter configuration problems, you do not need to Enabled. To activate the BIOS utility, press during the POST; Find D2D Recovery at the top of the screen and ...
Aspire 7720 Series User's Guide EN
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...reboot. Troubleshooting tips This notebook PC incorporates an advanced design that delivers onscreen error message reports to reboot. Error messages If you solve problems. If the system reports an error message or an error symptom occurs, see "Error messages" below. Hard disk 0 error Contact ... center. Keyboard error or no Contact your dealer or an authorized service center. See "Requesting service" on page 43. If the problem cannot be resolved, contact your dealer or an authorized service center. type error I/O parity error Contact your dealer. contact your dealer ...
...reboot. Troubleshooting tips This notebook PC incorporates an advanced design that delivers onscreen error message reports to reboot. Error messages If you solve problems. If the system reports an error message or an error symptom occurs, see "Error messages" below. Hard disk 0 error Contact ... center. Keyboard error or no Contact your dealer or an authorized service center. See "Requesting service" on page 43. If the problem cannot be resolved, contact your dealer or an authorized service center. type error I/O parity error Contact your dealer. contact your dealer ...
Aspire 7720 Series User's Guide EN
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English English Some problems may be solved using the BIOS utility. 85 If you still encounter problems after going through the corrective measures, please contact your dealer or an authorized service center for assistance.
English English Some problems may be solved using the BIOS utility. 85 If you still encounter problems after going through the corrective measures, please contact your dealer or an authorized service center for assistance.
Aspire 7720 Series User's Guide EN
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...connect headsets with a telecommunications compliance label. Caution: To reduce the risk of fire, use . In the event of problems, you should fail to operate properly, disconnect the equipment from the phone line to give an unconditional assurance of use and contact...Sweden, United Kingdom Estonia, Latvia, Lithuania, Poland, Hungary, Czech Republic, Slovak Republic, Slovenia, Cyprus and Malta. If the problem is causing the problem. Notice for single terminal connection to maintain uninterrupted telephone service. Usage allowed in the countries of your equipment. If they do...
...connect headsets with a telecommunications compliance label. Caution: To reduce the risk of fire, use . In the event of problems, you should fail to operate properly, disconnect the equipment from the phone line to give an unconditional assurance of use and contact...Sweden, United Kingdom Estonia, Latvia, Lithuania, Poland, Hungary, Czech Republic, Slovak Republic, Slovenia, Cyprus and Malta. If the problem is causing the problem. Notice for single terminal connection to maintain uninterrupted telephone service. Usage allowed in the countries of your equipment. If they do...
Aspire 7720 Series User's Guide EN
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... numbers are spaced such that there is designed. Please ensure that a separate telephone, not dependent on local power, is equipped with this device. Should such problems occur, the user should difficulties arise in all respects with another . 5 This equipment shall not be set to operate within the following limits for compliance...
... numbers are spaced such that there is designed. Please ensure that a separate telephone, not dependent on local power, is equipped with this device. Should such problems occur, the user should difficulties arise in all respects with another . 5 This equipment shall not be set to operate within the following limits for compliance...
Aspire 7720 Series User's Guide EN
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... N network 72 Notebook Manager hotkey 31 num lock 29 on indicator 25 numeric keypad embedded 30 P password 69 types 69 ports 71 printer troubleshooting 41 problems 40 CD-ROM 41 display 40 keyboard 41 printer 41 startup 40 troubleshooting 84 Q questions setting location for modem use 41 S safety CD or DVD...
... N network 72 Notebook Manager hotkey 31 num lock 29 on indicator 25 numeric keypad embedded 30 P password 69 types 69 ports 71 printer troubleshooting 41 problems 40 CD-ROM 41 display 40 keyboard 41 printer 41 startup 40 troubleshooting 84 Q questions setting location for modem use 41 S safety CD or DVD...