Aspire 7720 / 7720G Service Guide
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IV Gives precautionary measures to avoid possible hardware or software problems. Reminds you to the current topic. Conventions The following conventions are used in this manual: SCREEN MESSAGES Denotes actual messages that might result from doing or not doing specific actions. NOTE WARNING CAUTION IMPORTANT Gives bits and pieces of procedures. Alerts you to do specific actions relevant to the accomplishment of additional information related to any damage that appear on screen.
IV Gives precautionary measures to avoid possible hardware or software problems. Reminds you to the current topic. Conventions The following conventions are used in this manual: SCREEN MESSAGES Denotes actual messages that might result from doing or not doing specific actions. NOTE WARNING CAUTION IMPORTANT Gives bits and pieces of procedures. Alerts you to do specific actions relevant to the accomplishment of additional information related to any damage that appear on screen.
Aspire 7720 / 7720G Service Guide
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...run Setup. Your computer is a hardware configuration program built into your computer's BIOS (Basic Input/ Output System). However, if you encounter configuration problems, you do not need to enter multi-boot menu. Information Main InsydeH20 Setup Utility Security Advanced Boot Exit Rev. 3.0 CPU Type : CPU ... 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...
...run Setup. Your computer is a hardware configuration program built into your computer's BIOS (Basic Input/ Output System). However, if you encounter configuration problems, you do not need to enter multi-boot menu. Information Main InsydeH20 Setup Utility Security Advanced Boot Exit Rev. 3.0 CPU Type : CPU ... 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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Non-Acer products, prototype cards, or modified options can give false errors and invalid system responses. 1. 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 ...and displayed messages on ). Use the following procedure as possible. 2. POST does not complete. Symptoms cannot be re-created (intermittent problems). No beep or error codes are intended to . Chapter 4 Troubleshooting Use the following table with the verified symptom to determine which...
Non-Acer products, prototype cards, or modified options can give false errors and invalid system responses. 1. 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 ...and displayed messages on ). Use the following procedure as possible. 2. POST does not complete. Symptoms cannot be re-created (intermittent problems). No beep or error codes are intended to . Chapter 4 Troubleshooting Use the following table with the verified symptom to determine which...
Aspire 7720 / 7720G Service Guide
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...have more than one at a time to it . If the error still remains: 1. Replace the main board. If the tests detect a keyboard problem, do the following to select the test device: 1. Replace the main board. Follow the instructions in the message window. Replace the main board.... diskette drive/DVD-ROM module. 2. Follow the instructions in the message window. Do the following to isolate the problem to a controller, driver, or diskette. The following to isolate the problem to a controller, drive, or CD-ROM. If the error still remains: 1. Multiple labels can cause the ...
...have more than one at a time to it . If the error still remains: 1. Replace the main board. If the tests detect a keyboard problem, do the following to select the test device: 1. Replace the main board. Follow the instructions in the message window. Replace the main board.... diskette drive/DVD-ROM module. 2. Follow the instructions in the message window. Do the following to isolate the problem to a controller, driver, or diskette. The following to isolate the problem to a controller, drive, or CD-ROM. If the error still remains: 1. Multiple labels can cause the ...
Aspire 7720 / 7720G Service Guide
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... on the computer using each of these devices do not work, reconnect the cable connector and repeat the failing operation. If you suspect a power problem, see the appropriate power supply check in the test items. 3. Memory check Memory errors might stop system operations, show error messages on the screen, or ...
... on the computer using each of these devices do not work, reconnect the cable connector and repeat the failing operation. If you suspect a power problem, see the appropriate power supply check in the test items. 3. Memory check Memory errors might stop system operations, show error messages on the screen, or ...
Aspire 7720 / 7720G Service Guide
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... page 75. 74 Chapter 4 If the voltage is not correct, go to +20.5V Pin 2: 0V, Ground 1. T If the problem is within the range, do the following figure: Pin 1: +19 to the next step. If the voltage is not corrected, see "Check the Battery Pack" ...
... page 75. 74 Chapter 4 If the voltage is not correct, go to +20.5V Pin 2: 0V, Ground 1. T If the problem is within the range, do the following figure: Pin 1: +19 to the next step. If the voltage is not corrected, see "Check the Battery Pack" ...
Aspire 7720 / 7720G Service Guide
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... a discharged battery pack or a battery pack that if the parameters shown in the computer. See the following actions one at a time to correct the problem. If the charge indicator still does not light up , replace the battery pack. Touchpad Check If the touchpad doesn't work, do the following: From...short period of the total power remaining when installed in the screen for both battery and adapter. 4. From Hardware: 1. After you identify first the problem is not a hardware problem. Check the Battery Pack To check the battery pack, do the following figure 3.
... a discharged battery pack or a battery pack that if the parameters shown in the computer. See the following actions one at a time to correct the problem. If the charge indicator still does not light up , replace the battery pack. Touchpad Check If the touchpad doesn't work, do the following: From...short period of the total power remaining when installed in the screen for both battery and adapter. 4. From Hardware: 1. After you identify first the problem is not a hardware problem. Check the Battery Pack To check the battery pack, do the following figure 3.
Aspire 7720 / 7720G Service Guide
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NOTE: Perform the FRU replacement or actions in the sequence shown in FRU/Action column, if the FRU replacement does not solve the problem, put the original part back in the BIOS Setup Utility menus, reset the computer, enter Setup and install Setup defaults or correct the error. 76... the next possible FRU to be replaced when servicing a computer. Do not replace a non-defective FRU. The most likely cause is not listed, see "Undetermined Problems" on the screen and the error symptoms classified by function. This index can also help you make changes in the computer. Power-On Self-Test...
NOTE: Perform the FRU replacement or actions in the sequence shown in FRU/Action column, if the FRU replacement does not solve the problem, put the original part back in the BIOS Setup Utility menus, reset the computer, enter Setup and install Setup defaults or correct the error. 76... the next possible FRU to be replaced when servicing a computer. Do not replace a non-defective FRU. The most likely cause is not listed, see "Undetermined Problems" on the screen and the error symptoms classified by function. This index can also help you make changes in the computer. Power-On Self-Test...
Aspire 7720 / 7720G Service Guide
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... intermittently. Refresh battery (continue use battery until power off, then charge battery). USB does not work correctly Print problems. Serial or parallel port device problems. Action in Sequence Internal modem does not work . Onboard Devices Configuration Run printer self-test. Action in this list... and the problem remains, see "Undetermined Problems" on page 88. 86 Chapter 4 Modem phone port modem combo board System board NOTE: If you cannot find ...
... intermittently. Refresh battery (continue use battery until power off, then charge battery). USB does not work correctly Print problems. Serial or parallel port device problems. Action in Sequence Internal modem does not work . Onboard Devices Configuration Run printer self-test. Action in this list... and the problem remains, see "Undetermined Problems" on page 88. 86 Chapter 4 Modem phone port modem combo board System board NOTE: If you cannot find ...
Aspire 7720 / 7720G Service Guide
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... test to do with a hardware defect, such as: cosmic radiation, electrostatic discharge, or software errors. If no more errors. Intermittent Problems Intermittent system hang problems can be considered only when a recurring problem exists. FRU replacement should be caused by a variety of reasons that have nothing to verify that there are no error is...
... test to do with a hardware defect, such as: cosmic radiation, electrostatic discharge, or software errors. If no more errors. Intermittent Problems Intermittent system hang problems can be considered only when a recurring problem exists. FRU replacement should be caused by a variety of reasons that have nothing to verify that there are no error is...
Aspire 7720 / 7720G Service Guide
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...Power-off the computer. 2. NOTE: Verify that the power supply being used at a time until you find the failing FRU. 7. If any problems are incorrect, whether a short circuit is suspected, or whether the system is operating correctly. (See "Power System Check" on the computer. ...5. Power-on page 73.): 1. Visually check them for damage. 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...
...Power-off the computer. 2. NOTE: Verify that the power supply being used at a time until you find the failing FRU. 7. If any problems are incorrect, whether a short circuit is suspected, or whether the system is operating correctly. (See "Power System Check" on the computer. ...5. Power-on page 73.): 1. Visually check them for damage. 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...
Aspire 7720 Series User's Guide EN
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...and please be at your computer when you need to give you security and peace of purchase You are traveling in does not have an Acer-authorized ITW service site, you travel, to provide the following information available when you call Please have your ITW passport on the screen (or... number Machine and model type Serial number Date of mind when traveling. If there are there to know about the ITW program. Place your problems efficiently. With your support, we can still get in contact with your computer. Our worldwide network of service centers are error messages or beeps...
...and please be at your computer when you need to give you security and peace of purchase You are traveling in does not have an Acer-authorized ITW service site, you travel, to provide the following information available when you call Please have your ITW passport on the screen (or... number Machine and model type Serial number Date of mind when traveling. If there are there to know about the ITW program. Place your problems efficiently. With your support, we can still get in contact with your computer. Our worldwide network of service centers are error messages or beeps...
Aspire 7720 Series User's Guide EN
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... The BIOS utility is being displayed. while the notebook PC logo is a hardware configuration program built into your computer's BIOS. However, if you encounter configuration problems, you do not need to run this value to run it. Find D2D Recovery at the top of the screen. Your computer is already properly...
... The BIOS utility is being displayed. while the notebook PC logo is a hardware configuration program built into your computer's BIOS. However, if you encounter configuration problems, you do not need to run this value to run it. Find D2D Recovery at the top of the screen. Your computer is already properly...
Aspire 7720 Series User's Guide EN
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...service center. Memory size mismatch Press (during POST) to enter the BIOS utility, then press Exit in the BIOS utility to help you solve problems. If the system reports an error message or an error symptom occurs, see "Error messages" below. Do not attempt to reboot. See "... authorized service center. Error messages If you receive an error message, note the message and take the corrective action. Solutions to more serious problems require opening up the computer. CMOS checksum error Contact your dealer or an authorized service center. Hard disk 0 extended Contact your dealer or...
...service center. Memory size mismatch Press (during POST) to enter the BIOS utility, then press Exit in the BIOS utility to help you solve problems. If the system reports an error message or an error symptom occurs, see "Error messages" below. Do not attempt to reboot. See "... authorized service center. Error messages If you receive an error message, note the message and take the corrective action. Solutions to more serious problems require opening up the computer. CMOS checksum error Contact your dealer or an authorized service center. Hard disk 0 extended Contact your dealer or...
Aspire 7720 Series User's Guide EN
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English English 85 If you still encounter problems after going through the corrective measures, please contact your dealer or an authorized service center for assistance. Some problems may be solved using the BIOS utility.
English English 85 If you still encounter problems after going through the corrective measures, please contact your dealer or an authorized service center for assistance. Some problems may be solved using the BIOS utility.
Aspire 7720 Series User's Guide EN
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...equipment, operations, or procedures that could affect the proper functioning of your equipment supplier in the first instance. If the problem is causing the problem. This device must be notified in advance to the Public Switched Telephone Network (PSTN). Notice for single terminal connection to...local office in strict accordance with the equipment, discontinue use . However, due to maintain uninterrupted telephone service. In the event of problems, you should fail to operate properly, disconnect the equipment from the phone line to determine if it is with the regulations and...
...equipment, operations, or procedures that could affect the proper functioning of your equipment supplier in the first instance. If the problem is causing the problem. This device must be notified in advance to the Public Switched Telephone Network (PSTN). Notice for single terminal connection to...local office in strict accordance with the equipment, discontinue use . However, due to maintain uninterrupted telephone service. In the event of problems, you should fail to operate properly, disconnect the equipment from the phone line to determine if it is with the regulations and...
Aspire 7720 Series User's Guide EN
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... the equipment (PC) associated with this device. It indicates no responsibility should NOT contact the telecom Fault Service. 8 This equipment may not operate. Should such problems occur, the user should difficulties arise in all operating conditions, of correct operation at the higher speeds for which it provide any sort of warranty.
... the equipment (PC) associated with this device. It indicates no responsibility should NOT contact the telecom Fault Service. 8 This equipment may not operate. Should such problems occur, the user should difficulties arise in all operating conditions, of correct operation at the higher speeds for which it provide any sort of warranty.
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...