Service manual

4.Troubleshooting
#3.Thereisnosoundfromthespeaker .
(Insertthegureoftheaudiojackssothatthereadercancheckviathegure.)
1
CheckifthesoundismutedafterbootingupWindows.
→Fn+F6(Mutecancellation)
→FnLockenable+F6
2
Controlpanelconrmation.
→SpeakerSetting.
3
Checktheconnectionstatusofthespeakercableand
checkifthespeakerisoutoforder.
4
Checkifthereisamagneticobjectnearthespeaker.
5ReplaceMainBoard.*Checkifitisoutoforder.
#4.Icannothearsoundthroughtheheadphones.
1
CheckifthesoundismutedafterbootingupWindows.
→Fn+F6(Mutecancellation)
→FnLockenable+F6
2
Controlpanelconrmation.
→SpeakerSetting.
3
Turnthevolumeup.
→Fnkeyvolumeadjustment.
4
ChecktheHeadphonejack.
5ReplaceMainBoard.*Checkifitisoutoforder
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