Troubleshooting
4-5
No Display Issues
0
If the Display does not work, perform the following, one at a time. Do not replace a
non-defective FRU:
Figure 4-2.
No Display Issue
No POST or Video
0
If the POST or video does not appear, perform the following, one at a time.
1.
Make sure that internal display is selected. Switching between internal and external by
pressing Fn+F5. Reference Product pages for specific model procedures.
2.
Make sure the computer has power by checking for one of the following:
Fans start up
Status LEDs illuminate
If no power, refer to
Power On Issues
.
3.
Drain stored power by removing the power cable and battery. Hold the power button for 10
seconds.
4.
Connect the power and reboot the computer.
Содержание Aspire 4743Z
Страница 1: ...Aspire 4743 4743G 4743Z 4743ZG SERVICEGUIDE...
Страница 10: ...10...
Страница 11: ...CHAPTER 1 Hardware Specifications...
Страница 14: ...1 4...
Страница 32: ...1 22 Hardware Specifications and Configurations System Block Diagram Figure 1 10 System Block Diagram...
Страница 50: ...1 40 Hardware Specifications and Configurations...
Страница 51: ...CHAPTER 2 System Utilities...
Страница 70: ...2 20 System Utilities...
Страница 71: ...CHAPTER 3 Machine Maintenance...
Страница 74: ...3 4...
Страница 82: ...3 12 Machine Maintenance 4 Lift the base door to remove Figure 3 9 Base Door...
Страница 85: ...Machine Maintenance 3 15 6 Detach the bracket from the HDD Figure 3 14 HDD Bracket...
Страница 87: ...Machine Maintenance 3 17 4 Pull the WLAN module out of the slot Figure 3 17 WLAN Module...
Страница 95: ...Machine Maintenance 3 25 8 Open the connector latch then detach cable to remove keyboard Figure 3 30 Keyboard...
Страница 100: ...3 30 Machine Maintenance 6 Lift the speakers from the upper cover Figure 3 40 Speaker Cable...
Страница 106: ...3 36 Machine Maintenance 4 Lift the USB board from the lower cover Figure 3 50 USB Board...
Страница 113: ...Machine Maintenance 3 43 4 Remove the thermal module from the mainboard Figure 3 62 Thermal Module Screws...
Страница 136: ...3 66 Machine Maintenance 3 Secure the bezel with the two 2 screw covers Figure 3 102 LCD Bezel Screw Covers...
Страница 151: ...Machine Maintenance 3 81 3 Connect and lock the touchpad cable to the touchpad board Figure 3 128 Touchpad Cable...
Страница 156: ...3 86 Machine Maintenance 5 Connect the speaker cable to the power button board Figure 3 137 Speaker Cable...
Страница 172: ...3 102 Machine Maintenance Remove the Dummy Card 0 1 Insert the dummy card into the slot until it clicks into place...
Страница 174: ...3 104 Machine Maintenance...
Страница 175: ...CHAPTER 4 Troubleshooting...
Страница 207: ...CHAPTER 5 Jumper and Connector Locations...
Страница 208: ...2 2 Clearing Password Check and BIOS Recovery 5 5 Clearing Password Check 5 5 Performing a BIOS recovery 5 6...
Страница 215: ...CHAPTER 6 FRU List...
Страница 216: ...6 2 Aspire 4743 4743G 4743Z 4743ZG Exploded Diagrams 6 4 Main Assembly 6 4 LCD Assembly 6 5...
Страница 234: ...6 20 FRU List...
Страница 235: ...CHAPTER 7 Model Definition and Configuration...
Страница 236: ...7 2 Aspire 4743 4743G 4743Z 4743ZG 7 3...
Страница 270: ...7 36 Model Definition and Configuration...
Страница 338: ...7 104 Model Definition and Configuration...
Страница 339: ...CHAPTER 8 Test Compatible Components...
Страница 340: ...8 2 Microsoft Windows 7 Environment Test 8 4...
Страница 351: ...CHAPTER 9 Online Support Information...
Страница 352: ...9 2 Introduction 9 3...
Страница 354: ...9 4 Online Support Information...