Acer Aspire 4250 Notebook Service Manual
Page 8
... Picture Failure 4-8 Internal Keyboard Failure 4-9 Touchpad Failure 4-10 Internal Speaker Failure 4-11 Internal Microphone Failure 4-13 USB Failure 4-14 Other Functions Failure 4-15 Intermittent Problems 4-16 Undetermined Problems 4-16 Post Codes 4-17 CHAPTER 5 Jumper and Connector Locations Mainboard Jumper and Connector Locations 5-3 Clearing Password Check and BIOS Recovery 5-5 Clearing Password Check 5-5 Clear...
... Picture Failure 4-8 Internal Keyboard Failure 4-9 Touchpad Failure 4-10 Internal Speaker Failure 4-11 Internal Microphone Failure 4-13 USB Failure 4-14 Other Functions Failure 4-15 Intermittent Problems 4-16 Undetermined Problems 4-16 Post Codes 4-17 CHAPTER 5 Jumper and Connector Locations Mainboard Jumper and Connector Locations 5-3 Clearing Password Check and BIOS Recovery 5-5 Clearing Password Check 5-5 Clear...
Acer Aspire 4250 Notebook Service Manual
Page 59
If configuration problems occur, the setup utility may need to parameter values. The default parameter of F12 Boot Menu is set the parameter to Enabled. use the up ... appear at the bottom of screen. Exit - To activate the utility, press F2 during POST to Disabled. The utility is subject to Chapter 4, Troubleshooting when a problem arises. use the left and right arrow keys Item -
If configuration problems occur, the setup utility may need to parameter values. The default parameter of F12 Boot Menu is set the parameter to Enabled. use the up ... appear at the bottom of screen. Exit - To activate the utility, press F2 during POST to Disabled. The utility is subject to Chapter 4, Troubleshooting when a problem arises. use the left and right arrow keys Item -
Acer Aspire 4250 Notebook Service Manual
Page 131
... Failure Internal Microphone Failure USB Failure Other Functions Failure Intermittent Problems Undetermined Problems 4. General Information 0 The following procedures are designed to be performed as possible about troubleshooting common problems associated with the verified symptom to Online Support Information. If... possible, verify the symptoms by step procedures are a guide for Acer products only. NOTE: NOTE: Do not replace non-defective FRU parts. Non-Acer products, prototype...
... Failure Internal Microphone Failure USB Failure Other Functions Failure Intermittent Problems Undetermined Problems 4. General Information 0 The following procedures are designed to be performed as possible about troubleshooting common problems associated with the verified symptom to Online Support Information. If... possible, verify the symptoms by step procedures are a guide for Acer products only. NOTE: NOTE: Do not replace non-defective FRU parts. Non-Acer products, prototype...
Acer Aspire 4250 Notebook Service Manual
Page 139
...´ Control Panel´ Hardware and Sound´ Sound. Boot the computer. 2. Confirm that the volume is listed under Other Devices 3. Internal Speaker Failure Sound Problems 0 Perform the following : Figure 4-6.
...´ Control Panel´ Hardware and Sound´ Sound. Boot the computer. 2. Confirm that the volume is listed under Other Devices 3. Internal Speaker Failure Sound Problems 0 Perform the following : Figure 4-6.
Acer Aspire 4250 Notebook Service Manual
Page 144
...which adapter or device failed, which installed devices are no error is inoperative. Remove power from the computer. 2. Determine if the problem has changed. 6. FRU replacement should be caused by the computer. Rerun the test to verify that have nothing to Power On... is operating correctly. (Refer to do not isolate non-defective FRU). Intermittent Problems 0 Intermittent system hang problems can be considered only when a recurring problem exists. Perform the following devices: Non-Acer devices Printer, mouse, and other external devices Battery pack Hard disk drive DIMM...
...which adapter or device failed, which installed devices are no error is inoperative. Remove power from the computer. 2. Determine if the problem has changed. 6. FRU replacement should be caused by the computer. Rerun the test to verify that have nothing to Power On... is operating correctly. (Refer to do not isolate non-defective FRU). Intermittent Problems 0 Intermittent system hang problems can be considered only when a recurring problem exists. Perform the following devices: Non-Acer devices Printer, mouse, and other external devices Battery pack Hard disk drive DIMM...
Acer Aspire 4250 Notebook Service Manual
Page 199
... support resources. Also contained on this website are always looking for all technical queries. These can download information on Acer's International Traveller's Warranty (ITW) Returned material authorization procedures An overview of all models Bios updates Software utilities Spare parts... to a local Acer branch office. Online Support Information Introduction 0 This section describes online technical support services available to help users repair their Acer Systems. For distributors, dealers, ASP or TPM, please refer the technical queries to facilitate the problem-free downloading of ...
... support resources. Also contained on this website are always looking for all technical queries. These can download information on Acer's International Traveller's Warranty (ITW) Returned material authorization procedures An overview of all models Bios updates Software utilities Spare parts... to a local Acer branch office. Online Support Information Introduction 0 This section describes online technical support services available to help users repair their Acer Systems. For distributors, dealers, ASP or TPM, please refer the technical queries to facilitate the problem-free downloading of ...