TravelMate 4020 Service Guide
Page 4
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. IV 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.
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. IV 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.
TravelMate 4020 Service Guide
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... any changes made and exit the BIOS Setup Utility. Navigation keys for parameters are found in any of the screen. However, if you encounter configuration problems, you may need to run Setup. T Press ^ while you are five menu options: Main, Advanced, Security, Boot and Exit. T To change the value of a parameter... to save any menu, you can change the value of screen). To activate the BIOS Utility, press m during POST (when "Press to Chapter 4 Troubleshooting when problem arises.
... any changes made and exit the BIOS Setup Utility. Navigation keys for parameters are found in any of the screen. However, if you encounter configuration problems, you may need to run Setup. T Press ^ while you are five menu options: Main, Advanced, Security, Boot and Exit. T To change the value of a parameter... to save any menu, you can change the value of screen). To activate the BIOS Utility, press m during POST (when "Press to Chapter 4 Troubleshooting when problem arises.
TravelMate 4020 Service Guide
Page 69
Obtain the failing symptoms in as much detail as a guide for computer problems. NOTE: The diagnostic tests are intended to re-create the failure by running the diagnostic test or by attempting to test only Acer products. Chapter 4 63 Verify the symptoms by repeating the same operation. Non-Acer products, prototype cards, or modified options can give false errors and invalid system responses. 1. Troubleshooting Chapter 4 Use the following procedure as possible. 2.
Obtain the failing symptoms in as much detail as a guide for computer problems. NOTE: The diagnostic tests are intended to re-create the failure by running the diagnostic test or by attempting to test only Acer products. Chapter 4 63 Verify the symptoms by repeating the same operation. Non-Acer products, prototype cards, or modified options can give false errors and invalid system responses. 1. Troubleshooting Chapter 4 Use the following procedure as possible. 2.
TravelMate 4020 Service Guide
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... board. Do not replace a non-defective FRU: 1. Reconnect the keyboard cables. 2. Replace the main board. Do the following to isolate the problem to a controller, drive, or CD-ROM. See if CD-ROM Test is required. Replace the main board. Follow the instructions in the message...Reconnect the external diskette drive/CD-ROM module. 2. Replace the external diskette drive/CD-ROM module. 3. Do the following to isolate the problem to a controller, driver, or diskette. Replace the main board. Make sure that the flexible cable extending from the diagnostics diskette and start ...
... board. Do not replace a non-defective FRU: 1. Reconnect the keyboard cables. 2. Replace the main board. Do the following to isolate the problem to a controller, drive, or CD-ROM. See if CD-ROM Test is required. Replace the main board. Follow the instructions in the message...Reconnect the external diskette drive/CD-ROM module. 2. Replace the external diskette drive/CD-ROM module. 3. Do the following to isolate the problem to a controller, driver, or diskette. Replace the main board. Make sure that the flexible cable extending from the diagnostics diskette and start ...
TravelMate 4020 Service Guide
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...supply check in the screen for both battery and adapter. then check that power is not corrected, see "Undetermined Problems" on the computer using each of the problem, power on page 79. Check the Battery Pack To check the battery pack, do the following power sources: 1....65. Boot from the power adapter does not always indicate a defect. 3. Disconnect the power adapter and install the charged battery pack; T If the problem is supplied. 3. Power System Check To verify the symptom of the following : T Replace the System board. Repeat the steps 1 and 2, for ...
...supply check in the screen for both battery and adapter. then check that power is not corrected, see "Undetermined Problems" on the computer using each of the problem, power on page 79. Check the Battery Pack To check the battery pack, do the following power sources: 1....65. Boot from the power adapter does not always indicate a defect. 3. Disconnect the power adapter and install the charged battery pack; T If the problem is supplied. 3. Power System Check To verify the symptom of the following : T Replace the System board. Repeat the steps 1 and 2, for ...
TravelMate 4020 Service Guide
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...the battery status indicator does not light up , replace the DC/DC charger board. Replace the system board. After you identify first the problem is still less than 50% of time. 66 Chapter 4 This helps you use a discharged battery pack or a battery pack that has ... pack and let it return to the touchpad pointer. This self-acting pointer movement can occur when a slight, steady pressure is not a hardware problem. This symptom is applied to room temperature. 4. Do not replace a non-defective FRU: 1. Power off the computer. 2. Reconnect the touchpad cables...
...the battery status indicator does not light up , replace the DC/DC charger board. Replace the system board. After you identify first the problem is still less than 50% of time. 66 Chapter 4 This helps you use a discharged battery pack or a battery pack that has ... pack and let it return to the touchpad pointer. This self-acting pointer movement can occur when a slight, steady pressure is not a hardware problem. This symptom is applied to room temperature. 4. Do not replace a non-defective FRU: 1. Power off the computer. 2. Reconnect the touchpad cables...
TravelMate 4020 Service Guide
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... make changes in the computer. Some of them display information about a hardware device, e.g., the amount of the error messages occur during POST. Others may indicate a problem with a device, such as the way it has been configured. The most likely cause is not listed, see "Undetermined... page 79. 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. If...
... make changes in the computer. Some of them display information about a hardware device, e.g., the amount of the error messages occur during POST. Others may indicate a problem with a device, such as the way it has been configured. The most likely cause is not listed, see "Undetermined... page 79. 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. If...
TravelMate 4020 Service Guide
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Reconnect hard disk/CD-ROM/diskette drives. Touchpad does not work . Action in this list and the problem remains, see "Undetermined Problems" on page 79. Device driver Device cable Device System board Keyboard/Touchpad-Related Symptoms Symptom / Error Keyboard (one or more keys) does... hangs intermittently. Touchpad board System board Modem-Related Symptoms Symptom / Error Action in Sequence Internal modem does not work correctly Print problems. Serial or parallel port device problems. Action in Sequence Reconnect the keyboard cable. External display does not work correctly.
Reconnect hard disk/CD-ROM/diskette drives. Touchpad does not work . Action in this list and the problem remains, see "Undetermined Problems" on page 79. Device driver Device cable Device System board Keyboard/Touchpad-Related Symptoms Symptom / Error Keyboard (one or more keys) does... hangs intermittently. Touchpad board System board Modem-Related Symptoms Symptom / Error Action in Sequence Internal modem does not work correctly Print problems. Serial or parallel port device problems. Action in Sequence Reconnect the keyboard cable. External display does not work correctly.
TravelMate 4020 Service Guide
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... a variety of reasons that there are no error is detected, do not replace any error is detected, replace the FRU. Intermittent Problems Intermittent system hang problems can be considered only when a recurring problem exists. If any FRU. 3. Rerun the test to verify that have nothing to do the following: 1. When analyzing an intermittent...
... a variety of reasons that there are no error is detected, do not replace any error is detected, replace the FRU. Intermittent Problems Intermittent system hang problems can be considered only when a recurring problem exists. If any FRU. 3. Rerun the test to verify that have nothing to do the following: 1. When analyzing an intermittent...
TravelMate 4020 Service Guide
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.... 5. Follow these procedures to isolate the failing FRU (do not isolate non-defective FRU). If any problems are supported by the computer. 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 .... Remove or disconnect all attached devices are found, replace the FRU. 3. Determine if the problem has changed. 6. Visually check them for damage. Power-off the computer. 2. If the problem does not recur, reconnect the removed devices one at a time until you find the failing ...
.... 5. Follow these procedures to isolate the failing FRU (do not isolate non-defective FRU). If any problems are supported by the computer. 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 .... Remove or disconnect all attached devices are found, replace the FRU. 3. Determine if the problem has changed. 6. Visually check them for damage. Power-off the computer. 2. If the problem does not recur, reconnect the removed devices one at a time until you find the failing ...
TravelMate 4020 User's Guide
Page 34
... you call Acer for online service, and please be at your computer when you a helping hand. If the country you are error messages or beeps reported by an International Travelers Warranty (ITW) that gives you need to give you call takes and help solve your problems efficiently. This... passport contains all you security and peace of mind when traveling. You are there to know about the ITW program. Read this handy booklet. Please consult http://global.acer.com. An ITW passport comes with our offices ...
... you call Acer for online service, and please be at your computer when you a helping hand. If the country you are error messages or beeps reported by an International Travelers Warranty (ITW) that gives you need to give you call takes and help solve your problems efficiently. This... passport contains all you security and peace of mind when traveling. You are there to know about the ITW program. Read this handy booklet. Please consult http://global.acer.com. An ITW passport comes with our offices ...
TravelMate 4020 User's Guide
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... configuration program built into place. 4 Replace the memory cover and secure it . while the notebook PC logo is being displayed. However, if you encounter configuration problems, you do not need to run it with the screw. 5 Reinstall the battery pack, and reconnect the AC adapter. 6 Turn on the computer. Please consult... up and remove the memory cover. 3 (a) Insert the memory module diagonally into the slot, then (b) gently press it down until it clicks into your local Acer dealer.
... configuration program built into place. 4 Replace the memory cover and secure it . while the notebook PC logo is being displayed. However, if you encounter configuration problems, you do not need to run it with the screw. 5 Reinstall the battery pack, and reconnect the AC adapter. 6 Turn on the computer. Please consult... up and remove the memory cover. 3 (a) Insert the memory module diagonally into the slot, then (b) gently press it down until it clicks into your local Acer dealer.
TravelMate 4020 User's Guide
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...mismatch Press (during POST) to enter the BIOS utility, then press Exit in the BIOS utility to help you still encounter problems after going through the corrective measures, please contact your dealer or authorized service center for assistance. Troubleshooting tips This notebook PC ...incorporates an advanced design that delivers onscreen error message reports to reboot. If the problem cannot be solved using the BIOS utility. Disk boot failure Insert a system (bootable) disk into the floppy drive (A:), then press...
...mismatch Press (during POST) to enter the BIOS utility, then press Exit in the BIOS utility to help you still encounter problems after going through the corrective measures, please contact your dealer or authorized service center for assistance. Troubleshooting tips This notebook PC ...incorporates an advanced design that delivers onscreen error message reports to reboot. If the problem cannot be solved using the BIOS utility. Disk boot failure Insert a system (bootable) disk into the floppy drive (A:), then press...
TravelMate 4020 User's Guide
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..., the telephone company may make changes in different countries, the approval does not, of successful operation on the modem is causing the problem. If they will be notified as soon as possible. However, due to determine if it is a label that could affect the ...or procedures that contains, among other information, the FCC Registration Number and Ringer Equivalence Number (REN) for this equipment. In the event of problems, you must provide this equipment should contact your right to give an unconditional assurance of itself, give you in advance to file a complaint...
..., the telephone company may make changes in different countries, the approval does not, of successful operation on the modem is causing the problem. If they will be notified as soon as possible. However, due to determine if it is a label that could affect the ...or procedures that contains, among other information, the FCC Registration Number and Ringer Equivalence Number (REN) for this equipment. In the event of problems, you must provide this equipment should contact your right to give an unconditional assurance of itself, give you in advance to file a complaint...
TravelMate 4020 User's Guide
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... dependent on the equipment (PC) associated with minimum conditions for connection to bell tinkle or noise and may also cause a false answer condition. Should such problems occur, the user should difficulties arise in all respects with another device connected to Telecom's 111 Emergency Service.
... dependent on the equipment (PC) associated with minimum conditions for connection to bell tinkle or noise and may also cause a false answer condition. Should such problems occur, the user should difficulties arise in all respects with another device connected to Telecom's 111 Emergency Service.
TravelMate 4020 User's Guide
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... num lock 13 on indicator 9 numeric keypad embedded 13 P password 31 types 31 PC Card 35 ejecting 35 inserting 35 ports 33 printer troubleshooting 24 problems 23 CD-ROM 24 display 23 keyboard 24 printer 24 startup 23 troubleshooting 42 Q questions setting location for modem use 24 S safety CD or DVD...
... num lock 13 on indicator 9 numeric keypad embedded 13 P password 31 types 31 PC Card 35 ejecting 35 inserting 35 ports 33 printer troubleshooting 24 problems 23 CD-ROM 24 display 23 keyboard 24 printer 24 startup 23 troubleshooting 42 Q questions setting location for modem use 24 S safety CD or DVD...