User Guide

87Chapter 4 Problem, Meet Solution
Â Makesurethesidepanelisclosed(followingtheinstructionsstartingonpage52)and
thePCIportaccesscoversareinplace(see“AddingPCIExpressCards”onpage74).
AntennareceptionisreducedwhenyourMacProisnotclosedproperly.
Â ChecktheAirPortsignallevel.YoumayhaveuptofourbarsintheAirPortstatusicon
inthemenubar.
Â SeeAirPortHelp(chooseHelp>MacHelp,andthenchooseLibrary>AirPortHelp
fromthemenubar).Alsoseetheinstructionsthatcamewiththewirelessdevicefor
moreinformation.
Problems with Your Display
NOTICE: IfyouhaveaproblemwithyourAppledisplayandnothinginthismanual
solvesit,contactanAppleAuthorizedServiceProviderorAppleforassistance.Ifyou
attempttorepairthedisplayyourself,anydamageyoumaycausetothedisplaywill
notbecoveredbythelimitedwarrantyonyourdisplay.ContactanAppleAuthorized
ResellerorAppleAuthorizedServiceProviderforadditionalinformationaboutthisor
anyotherwarrantyquestion.
If no image appears on the screen
Â Makesurethecomputeristurnedon,andifthedisplayhasapowerbutton,make
sureit’sturnedon.
Â Makesurethecablesareconnectedproperlytoyourcomputerandthedisplay.
Â Ifyourgraphicscardhasaninternalpowercable,makesureit’sconnectedtothe
cardandthelogicboard.