Service Guide
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Table of Contents Troubleshooting 159 Common Problems 159 Power On Issue 160 No Display Issue 161 Random Loss of BIOS Settings 162 LCD Failure 163 Internal Keyboard Failure 163 Touch Pad Failure 164 Internal Speaker Failure 164 Microphone Record Failure 166 USB Failure (Right ...197 FRU (Field Replaceable Unit) List 199 Aspire Exploded Diagrams 200 Main Assembly 200 Lower Cover 202 LCD Assembly 203 LED Assembly 204 Aspire FRU List 205 Screw List 229 Model Definition and Configuration 231 Aspire 5742/5742G 231 Aspire 5742Z/5742ZG 257 Test Compatible Components 273 ...
Table of Contents Troubleshooting 159 Common Problems 159 Power On Issue 160 No Display Issue 161 Random Loss of BIOS Settings 162 LCD Failure 163 Internal Keyboard Failure 163 Touch Pad Failure 164 Internal Speaker Failure 164 Microphone Record Failure 166 USB Failure (Right ...197 FRU (Field Replaceable Unit) List 199 Aspire Exploded Diagrams 200 Main Assembly 200 Lower Cover 202 LCD Assembly 203 LED Assembly 204 Aspire FRU List 205 Screw List 229 Model Definition and Configuration 231 Aspire 5742/5742G 231 Aspire 5742Z/5742ZG 257 Test Compatible Components 273 ...
Service Guide
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... errors and invalid system responses. 1. Obtain the failing symptoms in as much detail as a guide for computer problems. NOTE: The diagnostic tests are intended to test only Acer products. If the Issue is still not resolved, see "Online Support Information" on page 279. Symptoms (Verified...) Go To Power On Issue Page 160 No Display Issue Page 161 LCD Failure Page 163 Internal Keyboard Failure Page 163 TouchPad Failure...
... errors and invalid system responses. 1. Obtain the failing symptoms in as much detail as a guide for computer problems. NOTE: The diagnostic tests are intended to test only Acer products. If the Issue is still not resolved, see "Online Support Information" on page 279. Symptoms (Verified...) Go To Power On Issue Page 160 No Display Issue Page 161 LCD Failure Page 163 Internal Keyboard Failure Page 163 TouchPad Failure...
Service Guide
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LCD Failure If the LCD fails, perform the following actions one at a time to correct the problem. Do not replace a non-defective FRU: Chapter 4 163 Do not replace a nondefective FRU: Internal Keyboard Failure If the built-in Keyboard fails, perform the following actions one at a time to correct the problem.
LCD Failure If the LCD fails, perform the following actions one at a time to correct the problem. Do not replace a non-defective FRU: Chapter 4 163 Do not replace a nondefective FRU: Internal Keyboard Failure If the built-in Keyboard fails, perform the following actions one at a time to correct the problem.