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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. 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.
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... Mouse Failure 167 Other Failures 167 Intermittent Problems 168 Undetermined Problems 168 Jumper and Connector Locations 169 Top View 169 Bottom View 170 Clearing Password Check and BIOS Recovery 171 Clearing Password Check 171 BIOS Recovery by Crisis Disk 172 FRU (Field Replaceable Unit) List 173 Aspire 4930 Exploded Diagram 174 Model Definition and...
... Mouse Failure 167 Other Failures 167 Intermittent Problems 168 Undetermined Problems 168 Jumper and Connector Locations 169 Top View 169 Bottom View 170 Clearing Password Check and BIOS Recovery 171 Clearing Password Check 171 BIOS Recovery by Crisis Disk 172 FRU (Field Replaceable Unit) List 173 Aspire 4930 Exploded Diagram 174 Model Definition and...
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... in the Item Specific Help part of the screen. NOTE: You can load default settings by pressing F9. Chapter 2 39 However, if you encounter configuration problems, you may need to run this item. • Press Esc while you want to different models. Press during POST (when "Press to enter Setup"...the Exit menu. • In any changes made and exit the BIOS Setup Utility. In this carefully when making changes to Chapter 4 Troubleshooting when problem arises. Navigation keys for parameters are six menu options: Information, Main, Advanced, Security, Boot, and Exit.
... in the Item Specific Help part of the screen. NOTE: You can load default settings by pressing F9. Chapter 2 39 However, if you encounter configuration problems, you may need to run this item. • Press Esc while you want to different models. Press during POST (when "Press to enter Setup"...the Exit menu. • In any changes made and exit the BIOS Setup Utility. In this carefully when making changes to Chapter 4 Troubleshooting when problem arises. Navigation keys for parameters are six menu options: Information, Main, Advanced, Security, Boot, and Exit.
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Select "2" 3. Key in "0KJFN42" or "UVEIQ96" to solve HDD password locked problem, you can run HDD_PW.EXE 1. Choose one upper-case string • Reboot system and key in "hdd_pw 15494 0" 2. Remove HDD/BIOS Utility This section provide you with removing HDD/BIOS method: Remove HDD Password: • If you need to HDD user password. 52 Chapter 2 See the image below. • If you key in wrong HDD password for three time, "HDD password error code" would display on the screen.
Select "2" 3. Key in "0KJFN42" or "UVEIQ96" to solve HDD password locked problem, you can run HDD_PW.EXE 1. Choose one upper-case string • Reboot system and key in "hdd_pw 15494 0" 2. Remove HDD/BIOS Utility This section provide you with removing HDD/BIOS method: Remove HDD Password: • If you need to HDD user password. 52 Chapter 2 See the image below. • If you key in wrong HDD password for three time, "HDD password error code" would display on the screen.
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Choose one upper-case string • Reboot the system and key in "qjjg9vy" or "07yqmjd" to solve BIOS password locked problem, you can run BIOS_PW.EXE 1. Remove BIOS Password: • If you need to BIOS user password. 54 Chapter 2 Key in wrong Supervisor Password for three time, "System Disabled" would display on the screen. See the image below. • If you key in "bios_pw 14452 0" 2.
Choose one upper-case string • Reboot the system and key in "qjjg9vy" or "07yqmjd" to solve BIOS password locked problem, you can run BIOS_PW.EXE 1. Remove BIOS Password: • If you need to BIOS user password. 54 Chapter 2 Key in wrong Supervisor Password for three time, "System Disabled" would display on the screen. See the image below. • If you key in "bios_pw 14452 0" 2.
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Troubleshooting Chapter 4 Common Problems Use the following table with the verified symptom to determine which page to go to. Verify the symptoms by attempting to test only Acer products. Chapter 4 151 Use the following procedure as possible. 2. Non-Acer products, prototype cards, or modified options can give false ... "Online Support Information" on page 209. 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 repeating the same operation. 3.
Troubleshooting Chapter 4 Common Problems Use the following table with the verified symptom to determine which page to go to. Verify the symptoms by attempting to test only Acer products. Chapter 4 151 Use the following procedure as possible. 2. Non-Acer products, prototype cards, or modified options can give false ... "Online Support Information" on page 209. 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 repeating the same operation. 3.
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...power and open the casing to check the Thermal Unit (see "Power" on , perform the following actions one at a time to correct the problem. 1. If the Issue is properly connected to the computer that are not the cause of obstructions. 5. Remove all external and non-essential hardware ... failure point. 7. Disable the power management settings in the BIOS to ensure they are not necessary to boot the computer to correct the problem. Remove any extension cables between the computer and the electrical outlet. Remove any surge protectors between the computer and the outlet. 3. Remove...
...power and open the casing to check the Thermal Unit (see "Power" on , perform the following actions one at a time to correct the problem. 1. If the Issue is properly connected to the computer that are not the cause of obstructions. 5. Remove all external and non-essential hardware ... failure point. 7. Disable the power management settings in the BIOS to ensure they are not necessary to boot the computer to correct the problem. Remove any extension cables between the computer and the electrical outlet. Remove any surge protectors between the computer and the outlet. 3. Remove...
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...appears on the external display, see "Disassembly Process" on page 58). 8. Remove any stored power by one at a time to correct the problem. Remove the drives (see "LCD Failure" on page 209. Make sure that the internal display is still not resolved, see "Online Support Information...Fn+F5 (on page 152. 3. If the Issue is selected. Make sure the computer has power by checking at a time to correct the problem. 1. Disconnect power and all external devices including port replicators or docking stations. Reseat the memory modules. 7. Chapter 4 153 No Display Issue If...
...appears on the external display, see "Disassembly Process" on page 58). 8. Remove any stored power by one at a time to correct the problem. Remove the drives (see "LCD Failure" on page 209. Make sure that the internal display is still not resolved, see "Online Support Information...Fn+F5 (on page 152. 3. If the Issue is selected. Make sure the computer has power by checking at a time to correct the problem. 1. Disconnect power and all external devices including port replicators or docking stations. Reseat the memory modules. 7. Chapter 4 153 No Display Issue If...
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...: a. If extensive pixel damage is present (different colored spots in the same locations on page 209. 154 Chapter 4 Adjust the brightness to correct the problem. 1. e. If the Issue is not normal, right-click on page 209. 10. If the BIOS settings are no device conflicts. • No .... 3. Run the Windows Memory Diagnostic from the BIOS, the drive may reduce display brightness. c. Check the Device Manager to correct the problem. 1. Run a complete virus scan using up-to-date software to ensure the computer is faulty and should be replaced. Reboot the computer. 2.
...: a. If extensive pixel damage is present (different colored spots in the same locations on page 209. 154 Chapter 4 Adjust the brightness to correct the problem. 1. e. If the Issue is not normal, right-click on page 209. 10. If the BIOS settings are no device conflicts. • No .... 3. Run the Windows Memory Diagnostic from the BIOS, the drive may reduce display brightness. c. Check the Device Manager to correct the problem. 1. Run a complete virus scan using up-to-date software to ensure the computer is faulty and should be replaced. Reboot the computer. 2.
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Do not replace a nondefective FRUs: Built-In Keyboard Failure If the built-in Keyboard fails, perform the following actions one at a time to correct the problem. Do not replace a non-defective FRUs: Chapter 4 155 LCD Failure If the LCD fails, perform the following actions one at a time to correct the problem.
Do not replace a nondefective FRUs: Built-In Keyboard Failure If the built-in Keyboard fails, perform the following actions one at a time to correct the problem. Do not replace a non-defective FRUs: Chapter 4 155 LCD Failure If the LCD fails, perform the following actions one at a time to correct the problem.
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Do not replace a non-defective FRUs: 156 Chapter 4 Touch Pad Failure If the Touch Pad doesn't work, perform the following actions one at a time to correct the problem. Do not replace a non-defective FRUs: Internal Speaker Failure If the internal Speakers fail, perform the following actions one at a time to correct the problem.
Do not replace a non-defective FRUs: 156 Chapter 4 Touch Pad Failure If the Touch Pad doesn't work, perform the following actions one at a time to correct the problem. Do not replace a non-defective FRUs: Internal Speaker Failure If the internal Speakers fail, perform the following actions one at a time to correct the problem.
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... that the volume is not fixed, repeat the preceding steps and select an earlier time and date. 10. Chapter 4 157 Click Mixer to correct the problem. 1. Check the Device Manager to determine that other audio applications are experienced, perform the following actions one at a time to verify that : • The device... the Playback tab and select Show Disabled Devices (clear by default). 7. If the Issue is listed under Other Devices. 3. Navigate to start Speaker Setup. Sound Problems If sound problems are set mid range: a.
... that the volume is not fixed, repeat the preceding steps and select an earlier time and date. 10. Chapter 4 157 Click Mixer to correct the problem. 1. Check the Device Manager to determine that other audio applications are experienced, perform the following actions one at a time to verify that : • The device... the Playback tab and select Show Disabled Devices (clear by default). 7. If the Issue is listed under Other Devices. 3. Navigate to start Speaker Setup. Sound Problems If sound problems are set mid range: a.
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... Panel´ Hardware and Sound´ Sound and select the Recording tab. 2. Do not replace a non-defective FRUs: Microphone Problems If internal or external Microphones do no operate correctly, perform the following actions one at a time to correct the...tab. 6. Test the microphone hardware: a. Internal Microphone Failure If the internal Microphone fails, perform the following actions one at a time to correct the problem. 1. Select Set up microphone. Check that the microphone is still not resolved, see "Online Support Information" on the microphone and select Enable. 5. ...
... Panel´ Hardware and Sound´ Sound and select the Recording tab. 2. Do not replace a non-defective FRUs: Microphone Problems If internal or external Microphones do no operate correctly, perform the following actions one at a time to correct the...tab. 6. Test the microphone hardware: a. Internal Microphone Failure If the internal Microphone fails, perform the following actions one at a time to correct the problem. 1. Select Set up microphone. Check that the microphone is still not resolved, see "Online Support Information" on the microphone and select Enable. 5. ...
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... issue is set correctly. 7. HDD Not Operating Correctly If the HDD does not operate correctly, perform the following actions one at a time to resolve the problem. 4. Disconnect all cables and jumpers on page 58. Run the Windows Vista Startup Repair Utility: a. c. The System Recovery Options screen displays. Select Startup Repair. Check... by entering chkdsk /r from a known good date using up-to-date software to ensure the computer is discovered, follow the onscreen information to correct the problem. 1. Replace the HDD.
... issue is set correctly. 7. HDD Not Operating Correctly If the HDD does not operate correctly, perform the following actions one at a time to resolve the problem. 4. Disconnect all cables and jumpers on page 58. Run the Windows Vista Startup Repair Utility: a. c. The System Recovery Options screen displays. Select Startup Repair. Check... by entering chkdsk /r from a known good date using up-to-date software to ensure the computer is discovered, follow the onscreen information to correct the problem. 1. Replace the HDD.
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...; The tray does not eject • Access failure screen displays • The ODD is noisy Perform the following actions one at a time to correct the problem. Do not replace a nondefective FRUs: ODD Not Operating Correctly If the ODD exhibits any of the following symptoms it may be faulty: • Audio CDs... Maintenance´ System´ Device Manager. 160 Chapter 4 ODD Failure If the ODD fails, perform the following general solutions one at a time to correct the problem. 1.
...; The tray does not eject • Access failure screen displays • The ODD is noisy Perform the following actions one at a time to correct the problem. Do not replace a nondefective FRUs: ODD Not Operating Correctly If the ODD exhibits any of the following symptoms it may be faulty: • Audio CDs... Maintenance´ System´ Device Manager. 160 Chapter 4 ODD Failure If the ODD fails, perform the following general solutions one at a time to correct the problem. 1.
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... Check that system resources are no yellow exclamation marks against the items in the drive. If the exclamation marker is moved to correct the problem. 1. Check that the software used for the selected media: IMPORTANT:Region can not be burned, perform the following actions one at a ...CD-ROM drives. Ensure that the label on the disc is choppy or jumps, perform the following actions one at a time to correct the problem. 1. a. a. If a device has an exclamation mark, right-click on the device and uninstall and reinstall the driver. Select Use AutoPlay ...
... Check that system resources are no yellow exclamation marks against the items in the drive. If the exclamation marker is moved to correct the problem. 1. Check that the software used for the selected media: IMPORTANT:Region can not be burned, perform the following actions one at a ...CD-ROM drives. Ensure that the label on the disc is choppy or jumps, perform the following actions one at a time to correct the problem. 1. a. a. If a device has an exclamation mark, right-click on the device and uninstall and reinstall the driver. Select Use AutoPlay ...
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...field on the drive, motherboard, and cable connections. Turn off the power and remove the cover to inspect the connections to correct the problem. 1. Test the drive using other ATA Devices shown if applicable. c. Ensure that the entry is detected in "Hardware Specifications and ..., motherboard, and cables. Play a DVD movie f. Turn off the power and remove the cover to inspect the connections to correct the problem. 1. Check for broken connectors on page 58. Click Properties and select the Advanced Settings tab. Restart the computer and press F2 to ...
...field on the drive, motherboard, and cable connections. Turn off the power and remove the cover to inspect the connections to correct the problem. 1. Test the drive using other ATA Devices shown if applicable. c. Ensure that the entry is detected in "Hardware Specifications and ..., motherboard, and cables. Play a DVD movie f. Turn off the power and remove the cover to inspect the connections to correct the problem. 1. Check for broken connectors on page 58. Click Properties and select the Advanced Settings tab. Restart the computer and press F2 to ...
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Do not replace a non-defective FRUs: Chapter 4 163 Do not replace a non-defective FRUs: Modem Function Failure If the internal Modem fails, perform the following actions one at a time to correct the problem. USB Failure (Rightside) If the rightside USB port fails, perform the following actions one at a time to correct the problem.
Do not replace a non-defective FRUs: Chapter 4 163 Do not replace a non-defective FRUs: Modem Function Failure If the internal Modem fails, perform the following actions one at a time to correct the problem. USB Failure (Rightside) If the rightside USB port fails, perform the following actions one at a time to correct the problem.
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Wireless Function Failure If the WLAN fails, perform the following actions one at a time to correct the problem. Do not replace a non-defective FRUs: 164 Chapter 4 Do not replace a nondefective FRUs: EasyTouch Button Failure If the Acer EasyTouch buttons fail, perform the following actions one at a time to correct the problem.
Wireless Function Failure If the WLAN fails, perform the following actions one at a time to correct the problem. Do not replace a non-defective FRUs: 164 Chapter 4 Do not replace a nondefective FRUs: EasyTouch Button Failure If the Acer EasyTouch buttons fail, perform the following actions one at a time to correct the problem.
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Do not replace a non-defective FRUs: Chapter 4 165 Do not replace a non-defective FRUs: Fingerprint Reader Failure If the Fingerprint Reader fails, perform the following actions one at a time to correct the problem. MediaTouch Button Failure If the Acer MediaTouch buttons fail, perform the following actions one at a time to correct the problem.
Do not replace a non-defective FRUs: Chapter 4 165 Do not replace a non-defective FRUs: Fingerprint Reader Failure If the Fingerprint Reader fails, perform the following actions one at a time to correct the problem. MediaTouch Button Failure If the Acer MediaTouch buttons fail, perform the following actions one at a time to correct the problem.