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Troubleshooting
4-3
Troubleshooting
Introduction
0
This chapter contains information about troubleshooting common problems associated
with the notebook.
General Information
0
The following procedures are a guide for troubleshooting computer problems. The step
by step procedures are designed to be performed as described.
NOTE:
NOTE
:
The diagnostic tests are intended for Acer products only. Non-Acer products,
prototype cards, or modified options can give false errors and invalid system
responses.
1.
Obtain as much detailed information as possible about the problem.
2.
If possible, verify the symptoms by re-creating the failure through diagnostic tests or
repeating the operation that led to the problem.
3.
Use Table 4-1 with the verified symptom to determine the solution.
4.
If the Issue is still not resolved, refer to
Online Support Information
.
NOTE:
NOTE
:
Do not replace non-defective FRU parts.
Table 4-1.
Common Problems
Symptoms (Verified)
Power On Issues
No Display Issues
LCD Picture Failure
Internal Keyboard Failure
Touchpad Failure
Internal Speaker Failure
Internal Microphone Failure
USB Failure
Other Functions Failure
Intermittent Problems
Undetermined Problems
Содержание Aspire 4250
Страница 1: ...Aspire 4250 SERVICEGUIDE ...
Страница 10: ...x ...
Страница 11: ...CHAPTER 1 Hardware Specifications ...
Страница 14: ...1 4 ...
Страница 33: ...Hardware Specifications and Configurations 1 23 System Block Diagram Figure 1 11 System Block Diagram ...
Страница 56: ...1 46 Hardware Specifications and Configurations ...
Страница 57: ...CHAPTER 2 System Utilities ...
Страница 85: ...CHAPTER 3 Machine Maintenance Procedures ...
Страница 87: ...3 3 LVDS Cable Removal 3 43 LVDS Cable Installation 3 44 ...
Страница 88: ...3 4 ...
Страница 129: ...CHAPTER 4 Troubleshooting ...
Страница 135: ...Troubleshooting 4 7 9 If the issue is still not resolved refer to Online Support Information ...
Страница 136: ...4 8 Troubleshooting LCD Picture Failure 0 If the LCD fails perform the following Figure 4 3 LCD Failure ...
Страница 153: ...CHAPTER 5 Jumper and Connector Locations ...
Страница 160: ...5 8 Jumper and Connector Locations ...
Страница 161: ...CHAPTER 6 FRU Field Replaceable Unit List ...
Страница 162: ...6 2 Exploded Diagrams 6 4 FRU List 6 7 Screw List 6 20 ...
Страница 181: ...CHAPTER 7 Model Definition and Configuration ...
Страница 182: ...1 2 Acer Aspire 4250 7 1 ...
Страница 186: ...7 4 Model Definition and Configuration ...
Страница 187: ...CHAPTER 8 Test Compatible Components ...
Страница 188: ...8 2 Microsoft Windows 7 Environment Test 8 4 ...
Страница 197: ...CHAPTER 9 Online Support Information ...
Страница 198: ...9 2 Introduction 9 3 ...
Страница 200: ...9 4 Online Support Information ...