Service Guide
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Gives precautionary measures to avoid possible hardware or software problems. Reminds you to the current topic. IV Alerts you to do specific actions relevant to the accomplishment of additional information related to any damage that appear on screen. 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.
Gives precautionary measures to avoid possible hardware or software problems. Reminds you to the current topic. IV Alerts you to do specific actions relevant to the accomplishment of additional information related to any damage that appear on screen. 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.
Service Guide
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... (POST) Error Message 73 Index of Error Messages 74 Phoenix BIOS Beep Codes 77 Index of Symptom-to-FRU Error Message 81 Intermittent Problems 85 Undetermined Problems 86 Jumper and Connector Locations 87 Top View 87 Bottom View 88 FRU (Field Replaceable Unit) List 91 Aspire 6935G Exploded Diagram 92 Aspire 6935G FRU List 108 VIII
... (POST) Error Message 73 Index of Error Messages 74 Phoenix BIOS Beep Codes 77 Index of Symptom-to-FRU Error Message 81 Intermittent Problems 85 Undetermined Problems 86 Jumper and Connector Locations 87 Top View 87 Bottom View 88 FRU (Field Replaceable Unit) List 91 Aspire 6935G Exploded Diagram 92 Aspire 6935G FRU List 108 VIII
Service Guide
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...the BIOS Utility, press m during POST to run Setup. Press during POST (when "Press to "disabled". Press m to Chapter 4 Troubleshooting when problem arises. In this utility. Chapter 2 39 Please also refer to enter setup. If you may need to enter multi-boot menu. Chapter 2 ...set the parameter to run this menu, user can change boot device without entering BIOS SETUP Utility. However, if you encounter configuration problems, you want to change boot device without entering BIOS Setup Utility, please set to enter Setup" message is a hardware configuration ...
...the BIOS Utility, press m during POST to run Setup. Press during POST (when "Press to "disabled". Press m to Chapter 4 Troubleshooting when problem arises. In this utility. Chapter 2 39 Please also refer to enter setup. If you may need to enter multi-boot menu. Chapter 2 ...set the parameter to run this menu, user can change boot device without entering BIOS SETUP Utility. However, if you encounter configuration problems, you want to change boot device without entering BIOS Setup Utility, please set to enter Setup" message is a hardware configuration ...
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Select "2" 3. HDD unlock Utility This section provide you key in wrong HDD password for three time, "HDD password error code" would display on the screen. See the image below. Choose one HDD password Reboot system and key in "unlock6 error code 205" 2. Key in "R6PI11X" or "MI8N4KK" to solve HDD password locked problem, you need to HDD user password. If you can run unlock6.EXE 1. Remove HDD Password: If you with removing HDD password method. Then the HDD password will be unlocked and will auto into Windows after reboot. 52 Chapter 2
Select "2" 3. HDD unlock Utility This section provide you key in wrong HDD password for three time, "HDD password error code" would display on the screen. See the image below. Choose one HDD password Reboot system and key in "unlock6 error code 205" 2. Key in "R6PI11X" or "MI8N4KK" to solve HDD password locked problem, you need to HDD user password. If you can run unlock6.EXE 1. Remove HDD Password: If you with removing HDD password method. Then the HDD password will be unlocked and will auto into Windows after reboot. 52 Chapter 2
Service Guide
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... displayed messages on .) POST does not complete. Verify the symptoms by attempting to test only Acer products. Other symptoms (i.e. Symptoms cannot be re-created (intermittent problems). Obtain the failing symptoms in as much detail as a guide for computer problems. NOTE: The diagnostic tests are indicated. Go To "Power System Check" on page 71...
... displayed messages on .) POST does not complete. Verify the symptoms by attempting to test only Acer products. Other symptoms (i.e. Symptoms cannot be re-created (intermittent problems). Obtain the failing symptoms in as much detail as a guide for computer problems. NOTE: The diagnostic tests are indicated. Go To "Power System Check" on page 71...
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...an unexpected character appears, make sure that the flexible cable extending from the keyboard is passed as the program runs to correct the problem. Reconnect the keyboard cables. 2. The following to select the test device. 1. Multiple labels can cause the drive to fail. Boot...ROM Drive Check Do the following one label attached to it . Do not replace a non-defective FRU: 1. Do the following to isolate the problem to a controller, driver, or diskette. Replace the main board. Replace the main board. Replace the external diskette drive/CD-ROM module. 3. ...
...an unexpected character appears, make sure that the flexible cable extending from the keyboard is passed as the program runs to correct the problem. Reconnect the keyboard cables. 2. The following to select the test device. 1. Multiple labels can cause the drive to fail. Boot...ROM Drive Check Do the following one label attached to it . Do not replace a non-defective FRU: 1. Do the following to isolate the problem to a controller, driver, or diskette. Replace the main board. Replace the main board. Replace the external diskette drive/CD-ROM module. 3. ...
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...the charged battery pack; If the voltage is within the range, do the following: Replace the System board. If the problem is not corrected, see "Undetermined Problems" on page 72. If the operational charge does not work, see the appropriate power supply check in the test items. 3. NOTE: Make...-on page 72 Check the Power Adapter Unplug the power adapter cable from the computer and measure the output voltage at the plug of the problem, power on the screen, or hang the system. 1. Boot from the power adapter does not always indicate a defect. 3. Press F2 in the ...
...the charged battery pack; If the voltage is within the range, do the following: Replace the System board. If the problem is not corrected, see "Undetermined Problems" on page 72. If the operational charge does not work, see the appropriate power supply check in the test items. 3. NOTE: Make...-on page 72 Check the Power Adapter Unplug the power adapter cable from the computer and measure the output voltage at the plug of the problem, power on the screen, or hang the system. 1. Boot from the power adapter does not always indicate a defect. 3. Press F2 in the ...
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...recharging or discharging. If the charge indicator still does not light up , replace the DC/DC charger board. After you identify first the problem is not a hardware problem. This self-acting pointer movement can occur when a slight, steady pressure is still less than 50% of time. 72 Chapter 4 ...non-defective FRU: 1. If the battery status indicator does not light up, remove the battery pack and let it return to correct the problem. This symptom is on the screen for Current Power Source and Total Battery Power Remaining are necessary if the pointer movement stops in control ...
...recharging or discharging. If the charge indicator still does not light up , replace the DC/DC charger board. After you identify first the problem is not a hardware problem. This self-acting pointer movement can occur when a slight, steady pressure is still less than 50% of time. 72 Chapter 4 ...non-defective FRU: 1. If the battery status indicator does not light up, remove the battery pack and let it return to correct the problem. This symptom is on the screen for Current Power Source and Total Battery Power Remaining are necessary if the pointer movement stops in control ...
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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 ...after you determine the next possible FRU to be replaced when servicing a computer. Chapter 4 73 If the symptom is listed first. Others may indicate a problem with a device, such as the way it has been configured. Some of them display information about a hardware device, e.g., the amount of the error...
.... 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 ...after you determine the next possible FRU to be replaced when servicing a computer. Chapter 4 73 If the symptom is listed first. Others may indicate a problem with a device, such as the way it has been configured. Some of them display information about a hardware device, e.g., the amount of the error...
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... Keyboard (one or more keys) does not work correctly. Press Fn+F5, LCD/CRT/Both display switching. Print problems. Serial or parallel port device problems. Action in this list and the problem remains, see "Undetermined Problems" on page 86. 84 Chapter 4 Reconnect hard disk/CD-ROM/diskette drives. Touchpad does not work correctly. Action...
... Keyboard (one or more keys) does not work correctly. Press Fn+F5, LCD/CRT/Both display switching. Print problems. Serial or parallel port device problems. Action in this list and the problem remains, see "Undetermined Problems" on page 86. 84 Chapter 4 Reconnect hard disk/CD-ROM/diskette drives. Touchpad does not work correctly. Action...
Service Guide
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Run the advanced diagnostic test for the system board in loop mode at least 10 times. 2. If any FRU. 3. Intermittent Problems Intermittent system hang problems can be considered only when a recurring problem exists. Rerun the test to verify that have nothing to do with a hardware defect, such as: cosmic radiation, electrostatic discharge, or software... caused by a variety of reasons that there are no error is detected, replace the FRU. If no more errors. Chapter 4 85 When analyzing an intermittent problem, do not replace any error is detected, do the following: 1.
Run the advanced diagnostic test for the system board in loop mode at least 10 times. 2. If any FRU. 3. Intermittent Problems Intermittent system hang problems can be considered only when a recurring problem exists. Rerun the test to verify that have nothing to do with a hardware defect, such as: cosmic radiation, electrostatic discharge, or software... caused by a variety of reasons that there are no error is detected, replace the FRU. If no more errors. Chapter 4 85 When analyzing an intermittent problem, do not replace any error is detected, do the following: 1.
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...to isolate the failing FRU (do not isolate non-defective FRU). Remove or disconnect all attached devices are supported by the computer. If the problem does not recur, reconnect the removed devices one at the time of the following FRU one at a time. Do not replace a non-...a short circuit is suspected, or whether the system is operating correctly. (See "Power System Check" on the computer. 5. If the problem remains, replace the following devices: Non-Acer devices Printer, mouse, and other external devices Battery pack Hard disk drive DIMM CD...
...to isolate the failing FRU (do not isolate non-defective FRU). Remove or disconnect all attached devices are supported by the computer. If the problem does not recur, reconnect the removed devices one at the time of the following FRU one at a time. Do not replace a non-...a short circuit is suspected, or whether the system is operating correctly. (See "Power System Check" on the computer. 5. If the problem remains, replace the following devices: Non-Acer devices Printer, mouse, and other external devices Battery pack Hard disk drive DIMM CD...