Aspire 4220 / 4520 User's Guide EN
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..., may give rise to bell tinkle or noise and may also cause a false answer condition. In order to the same line. 9 Under power failure conditions this device. Please ensure that any sort of another. 5 This equipment shall not be no responsibility should NOT contact the telecom Fault... for compliance with this appliance may not provide for compliance with Telecom's Telepermit requirements are spaced such that there is designed. Should such problems occur, the user should difficulties arise in all , it is not less than 30 seconds between the end of one attempt and the...
..., may give rise to bell tinkle or noise and may also cause a false answer condition. In order to the same line. 9 Under power failure conditions this device. Please ensure that any sort of another. 5 This equipment shall not be no responsibility should NOT contact the telecom Fault... for compliance with this appliance may not provide for compliance with Telecom's Telepermit requirements are spaced such that there is designed. Should such problems occur, the user should difficulties arise in all , it is not less than 30 seconds between the end of one attempt and the...
Service Guide
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..., press m during POST to enter setup. PhoenixBIOS Setup Utility Information Main Security Boot Power Exit CPU Type : CPU Speed : Mobile AMD Sempron(tm) Processor 3600+ 2000 ...V0.013 Serial Number : xxxxxxxxxxxxxxxxxxxxxx Asset Tag Number : Product Name : Manufacturer Name : Acer UUID: xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx F1 Help Esc Exit Chapter 2 Select Item Select Menu F5/F6 Change ...without entering BIOS SETUP Utility. In this utility. However, if you encounter configuration problems, you want to change boot device without entering BIOS Setup Utility, please set...
..., press m during POST to enter setup. PhoenixBIOS Setup Utility Information Main Security Boot Power Exit CPU Type : CPU Speed : Mobile AMD Sempron(tm) Processor 3600+ 2000 ...V0.013 Serial Number : xxxxxxxxxxxxxxxxxxxxxx Asset Tag Number : Product Name : Manufacturer Name : Acer UUID: xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx F1 Help Esc Exit Chapter 2 Select Item Select Menu F5/F6 Change ...without entering BIOS SETUP Utility. In this utility. However, if you encounter configuration problems, you want to change boot device without entering BIOS Setup Utility, please set...
Service Guide
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... and displayed messages on page 86 Chapter 4 69 Go To "Power System Check" on page 71 "Power-On Self-Test (POST) Error Message" on page 74 "Undetermined Problems" on page 86 "Error Message List" on page 75 "Power-On Self-Test (POST) Error Message" on page 74 Use ... the failure by running the diagnostic test or by attempting to "Power-On Self-Test (POST) Error Message" on page 74 "Intermittent Problems" on page 85 "Undetermined Problems" on screen. Other symptoms (i.e. LCD display problems or others). Non-Acer products, prototype cards, or modified options can give false errors and...
... and displayed messages on page 86 Chapter 4 69 Go To "Power System Check" on page 71 "Power-On Self-Test (POST) Error Message" on page 74 "Undetermined Problems" on page 86 "Error Message List" on page 75 "Power-On Self-Test (POST) Error Message" on page 74 Use ... the failure by running the diagnostic test or by attempting to "Power-On Self-Test (POST) Error Message" on page 74 "Intermittent Problems" on page 85 "Undetermined Problems" on screen. Other symptoms (i.e. LCD display problems or others). Non-Acer products, prototype cards, or modified options can give false errors and...
Service Guide
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... the following power sources: 1. If you suspect a power problem, see the appropriate power supply check in the message window. NOTE: Make sure that the DIMM is supplied by the battery pack. A loose connection can cause an error. 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. Disconnect the power adapter and install the charged battery pack; ...
... the following power sources: 1. If you suspect a power problem, see the appropriate power supply check in the message window. NOTE: Make sure that the DIMM is supplied by the battery pack. A loose connection can cause an error. 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. Disconnect the power adapter and install the charged battery pack; ...
Service Guide
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...the voltage is not corrected, see "Check the Battery Pack" on page 73. 72 Chapter 4 If the power-on page 86. See the following : T Replace the System board. T If the problem is not correct, go to +20.5V Pin 2: 0V, Ground 1. If the voltage is not correct, ...replace the power adapter. 2. Check the Power Adapter Unplug the power adapter cable from the power adapter does not always indicate a defect. 3. If the operational charge does not work, see "Undetermined Problems" on indicator does not light up, check the power cord of the power adapter cable. NOTE: An...
...the voltage is not corrected, see "Check the Battery Pack" on page 73. 72 Chapter 4 If the power-on page 86. See the following : T Replace the System board. T If the problem is not correct, go to +20.5V Pin 2: 0V, Ground 1. If the voltage is not correct, ...replace the power adapter. 2. Check the Power Adapter Unplug the power adapter cable from the power adapter does not always indicate a defect. 3. If the operational charge does not work, see "Undetermined Problems" on indicator does not light up, check the power cord of the power adapter cable. NOTE: An...
Service Guide
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...room temperature. This self-acting pointer movement can occur when a slight, steady pressure is not a hardware problem. Repeat the steps 1 and 2, for Current Power Source and Total Battery Power Remaining are correct. 3. To check the battery charge operation, use the touchpad, the pointer drifts on ...Check If the touchpad doesn't work, do the following: From Software: 1. Check out the Power Management in the computer. Re-install the battery pack. After you identify first the problem is still less than 50% of time. Replace the system board. If the charge indicator...
...room temperature. This self-acting pointer movement can occur when a slight, steady pressure is not a hardware problem. Repeat the steps 1 and 2, for Current Power Source and Total Battery Power Remaining are correct. 3. To check the battery charge operation, use the touchpad, the pointer drifts on ...Check If the touchpad doesn't work, do the following: From Software: 1. Check out the Power Management in the computer. Re-install the battery pack. After you identify first the problem is still less than 50% of time. Replace the system board. If the charge indicator...
Service Guide
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... messages that the BIOS displays on page 86. NOTE: Most of memory installed. Others may indicate a problem with a device, such as the way it has been configured. 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 ... replaced when servicing a computer. Do not replace a non-defective FRU. Power-On Self-Test (POST) Error Message The POST error message index lists the error message and their possible ...
... messages that the BIOS displays on page 86. NOTE: Most of memory installed. Others may indicate a problem with a device, such as the way it has been configured. 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 ... replaced when servicing a computer. Do not replace a non-defective FRU. Power-On Self-Test (POST) Error Message The POST error message index lists the error message and their possible ...
Service Guide
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... find a symptom or an error in Windows doesn't go higher than 90%. Power Management-Related Symptoms Symptom / Error Action in Sequence Battery fuel gauge in this list and the problem remains, see "Undetermined Problems" on page 86. 84 Chapter 4 External display does not work . Press ... intermittently. USB does not work . Remove battery pack and let it cool for 2 hours. Refresh battery (continue use battery until power off, then charge battery). Hard disk connection board System board Peripheral-Related Symptoms Symptom / Error System configuration does not match the installed...
... find a symptom or an error in Windows doesn't go higher than 90%. Power Management-Related Symptoms Symptom / Error Action in Sequence Battery fuel gauge in this list and the problem remains, see "Undetermined Problems" on page 86. 84 Chapter 4 External display does not work . Press ... intermittently. USB does not work . Remove battery pack and let it cool for 2 hours. Refresh battery (continue use battery until power off, then charge battery). Hard disk connection board System board Peripheral-Related Symptoms Symptom / Error System configuration does not match the installed...
Service Guide
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...recur, reconnect the removed devices one at a time. NOTE: Verify that the power supply being used at a time until you find the failing FRU. 7. 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...devices 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 71.): 1. Determine if the problem has changed. 6. Do not replace a non-defective FRU: T System board T LCD assembly 86 Chapter 4...
...recur, reconnect the removed devices one at a time. NOTE: Verify that the power supply being used at a time until you find the failing FRU. 7. 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...devices 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 71.): 1. Determine if the problem has changed. 6. Do not replace a non-defective FRU: T System board T LCD assembly 86 Chapter 4...