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4-4
Troubleshooting
Power On Issues
0
If the system doesn’t power on, perform the following:
Figure 1-1.
Power On Issue
Computer Shuts Down Intermittently
0
If the system powers off at intervals, perform the following:
1.
Makes sure the power cable is properly connected to the computer and the electrical
outlet.
2.
Remove all extension cables between the computer and the outlet.
3.
Remove all surge protectors between the computer and the electrical outlet. Plug the
computer directly into a known serviceable electrical outlet.
4.
Disconnect the power and open the casing to check the Thermal Unit (refer to Thermal
Unit Failure) and fan airways are free of obstructions.
5.
Remove all external and non-essential hardware connected to the computer that are not
necessary to boot the computer to the failure point.
6.
Remove any recently installed software.
7.
If the Issue is still not resolved, refer to
Online Support Information
.
Summary of Contents for Acer M5 481
Page 1: ...Acer M5 481 481G 481T 481TG SERVICE GUIDE ...
Page 8: ...viii ...
Page 9: ...CHAPTER 1 Hardware Specifications ...
Page 10: ...1 2 ...
Page 54: ...1 44 Hardware Specifications and Configurations ...
Page 55: ...CHAPTER 2 System Utilities ...
Page 56: ...2 2 ...
Page 73: ...Acer M5 481 481G 481T 481TG System Utilities 2 19 Figure 2 19 InsydeFlash ...
Page 83: ...CHAPTER 3 Maintenance Procedures ...
Page 84: ...3 2 ...
Page 91: ...3 9 Figure 3 2 Lower Cover Cabling ID Size Quantity Screw Type A M2 5x5 0 15 ...
Page 95: ...3 13 ID Size Quantity Screw Type M2 5 x 1 x 7 Flat head 2 ...
Page 103: ...3 21 ID Size Quantity Screw Type M2 0 x 2 0 1 ...
Page 105: ...3 23 ID Size Quantity Screw Type M2 0 x 2 0 1 ...
Page 113: ...3 31 ID Size Quantity Screw Type A M2 0 x 2 0 2 B M2 0 x 2 0 2 ...
Page 116: ...3 34 Figure 3 2 Fan Thermal Assembly Removal ...
Page 118: ...3 36 ID Size Quantity Screw Type A M2 0 x 0 5 x 7 0 Flathead 3 B M2 0 x 0 5 x 7 0 Flathead 3 ...
Page 122: ...3 40 ID Size Quantity Screw Type A M2 0 x 0 5 x 7 0 flathead 2 ...
Page 132: ...3 50 ID Size Quantity Screw Type A M2 5x5 0 15 ...
Page 138: ...3 56 Figure 3 2 Audio Board Screws Removal ID Size Quantity Screw Type M2 0 x 3 0 2 ...
Page 143: ...3 61 ID Size Quantity Screw Type M2 0 x 2 0 1 ...
Page 148: ...3 66 Figure 3 3 MIC Cable Positioning ...
Page 153: ...3 71 Figure 3 2 Fan Thermal Screw Removal 1 3 2 4 5 6 ...
Page 159: ...3 77 Figure 3 3 LVDS Alignment ...
Page 162: ...3 80 ID Size Quantity Screw Type M2 5 x 3 0 3 ...
Page 166: ...CHAPTER 4 Troubleshooting ...
Page 167: ...4 2 ...
Page 188: ...CHAPTER 5 Jumper and Connector Locations ...
Page 189: ...5 2 ...
Page 191: ...5 4 ...
Page 192: ...CHAPTER 6 FRU Field Replaceable Unit List ...
Page 193: ...6 2 ...
Page 206: ...CHAPTER 7 Model Definition and Configuration ...
Page 207: ...7 2 ...
Page 233: ...7 28 Model Definition and Configuration ...
Page 234: ...CHAPTER 8 Test Compatible Components ...
Page 235: ...8 2 ...
Page 243: ...8 10 Test Compatible Components ...
Page 244: ...CHAPTER 9 Online Support Information ...
Page 245: ...9 2 ...
Page 247: ...9 4 Online Support Information ...