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Chapter 4
General Troubleshooting Issues
Computer Shutsdown Intermittently
If the system powers off at intervals, perform the following actions one at a time to correct the problem.
1.
Check the power cable is properly connected to the computer and the electrical outlet.
2.
Remove any extension cables between the computer and the outlet.
3.
Remove any surge protectors between the computer and the electrical outlet. Plug the computer directly
into a known good electrical outlet.
4.
Disconnect the power and open the casing to check the Thermal Unit 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, see “Online Support Information” on page 184.
Random Loss of BIOS Settings
If the computer is experiencing intermittent loss of BIOS information, perform the following actions one at a
time to correct the problem.
1.
If the computer is more than one year old, replace the CMOS battery.
2.
Run a complete virus scan using up-to-date software to ensure the computer is virus free.
3.
If the computer is experiencing HDD or ODD BIOS information loss, disconnect and reconnect the power
and data cables between devices.
If the BIOS settings are still lost, replace the cables.
4.
If HDD information is missing from the BIOS, the drive may be defective and should be replaced.
5.
Replace the Motherboard.
6.
If the Issue is still not resolved, see “Online Support Information” on page 184.
Microphone Problems
If external
Microphones
do no operate correctly, perform the following actions one at a time to correct the
problem.
1.
Check that the microphone is enabled. Navigate to
Start
´
Control
Panel
´
Hardware
and
Sound
´
Sound
and select the
Recording
tab.
2.
Right-click on the
Recording
tab and select
Show
Disabled
Devices
(clear by default).
3.
The microphone appears on the
Recording
tab.
4.
Right-click on the microphone and select
Enable
.
5.
Select the microphone then click
Properties
. Select the
Levels
tab.
6.
Increase the volume to the maximum setting and click
OK
.
7.
Test the microphone hardware:
a.
Select the microphone and click
Configure
.
b.
Select
Set up microphone
.
c.
Select the microphone type from the list and click
Next
.
d.
Follow the onscreen prompts to complete the test.
8.
If the Issue is still not resolved, see “Online Support Information” on page 184.
Содержание ZX4830 Series
Страница 6: ...VI Laptopblue...
Страница 10: ...X Table of Contents Laptopblue...
Страница 47: ...Chapter 2 37 Laptopblue...
Страница 53: ...43 Chapter 3 4 Lift the ODD bezel away 5 Close the ODD assembly Laptopblue...
Страница 57: ...47 Chapter 3 5 Forcefully pry the rear cover from the assembly i ii iii iv Laptopblue...
Страница 59: ...49 Chapter 3 4 Disconnect the audio cable from the audio board Laptopblue...
Страница 62: ...Chapter 3 52 7 Remove the HDD module from the bracket Laptopblue...
Страница 74: ...Chapter 3 64 15 Lift the mainboard shielding away from the chassis Laptopblue...
Страница 76: ...Chapter 3 66 4 Lift the WLAN module away Laptopblue...
Страница 78: ...Chapter 3 68 4 Lift the TV module away 5 Disconnect the other end of the TV cable and remove Laptopblue...
Страница 82: ...Chapter 3 72 4 Remove the fan Laptopblue...
Страница 87: ...77 Chapter 3 4 Remove the cables from the guide clips Laptopblue...
Страница 91: ...81 Chapter 3 8 Remove the LVDS cable 9 Remove the adhesive tape off the sensor cables Laptopblue...
Страница 97: ...87 Chapter 3 4 Lift the power board away from the bezel Laptopblue...
Страница 100: ...Chapter 3 90 4 Disconnect the webcam cable Laptopblue...
Страница 107: ...97 Chapter 3 3 Replace the speaker cable into the retention guides 4 Replace the speaker cable adhesive tape Laptopblue...
Страница 110: ...Chapter 3 100 Replacing the Webcam 1 Connect the webcam cable to the webcam board 2 Replace the webcam Laptopblue...
Страница 111: ...101 Chapter 3 3 Replace the two 2 screws Step Size Quantity Screw Type Webcam M2 3 2 Laptopblue...
Страница 115: ...105 Chapter 3 3 Replace the four 4 screws Step Size Quantity Screw Type LCD Panel M3 4 4 Laptopblue...
Страница 120: ...Chapter 3 110 12 Adhere the tape over the sensor cables and lay the cable through the retention hook Laptopblue...
Страница 121: ...111 Chapter 3 13 Connect the LVDS cable 14 Adhere the LVDC cable protective cover Laptopblue...
Страница 122: ...Chapter 3 112 15 Lay the LVDS cable through the retention guides and into the guide clip Laptopblue...
Страница 125: ...115 Chapter 3 3 Replace the two 2 screws Step Size Quantity Screw Type USB Board M2 5 4 2 Laptopblue...
Страница 128: ...Chapter 3 118 Replacing the Thermal Module 1 Replace the thermal module 2 Tighten the three 3 captive screws Laptopblue...
Страница 131: ...121 Chapter 3 Replacing the DIMM Module 1 Replace the DIMM Module 2 Press down to lock into place Laptopblue...
Страница 134: ...Chapter 3 124 3 Replace the two 2 connectors The gray cable is placed closest to the fan Laptopblue...
Страница 138: ...Chapter 3 128 4 Connect the left and right touchscreen sensor cable connectors Laptopblue...
Страница 140: ...Chapter 3 130 4 Adhere the inverter cable tape 5 Connect the webcam cable 6 Connect the LVDS cable Laptopblue...
Страница 143: ...133 Chapter 3 4 Connect the two 2 LCD to inverter board cables 1 and 2 1 2 Laptopblue...
Страница 146: ...Chapter 3 136 7 Replace the two 2 screws Step Size Quantity Screw Type ODD Module M2 5 4 2 Laptopblue...
Страница 151: ...141 Chapter 3 4 Replace 4 four screws Step Size Quantity Screw Type Rear Cover M2 5 7 4 Laptopblue...
Страница 155: ...145 Chapter 3 4 Close the ODD Laptopblue...
Страница 193: ...183 Appendix B Laptopblue...
Страница 196: ...186 Laptopblue...
Страница 197: ...187 Laptopblue...
Страница 198: ...188 Laptopblue...