Maintenance
4.Carefullynotetheorientationandpositionofthemodemyouareaboutto
remove.
Thisinformationisneededwheninsertingthereplacementmodem.
5.Usingasmall,atbladescrewdriver,gentlylifteachendofthemodemto
releaseitspinsfromtheirsockets.
6.Usingyourngers,liftthemodemandremoveitfromthedevice.
7.Reassembletheinternalmodembyreversingthestepsforremoval.
a.Usethegureinstep4ofthisproceduretoorientandpositionthe
modeminthehole.
b.Visuallyalignthepinsonthemodemwiththesocketsonthemainboard.
c.Pushthemodemtoseatitinthesockets.
d.Ifthegapsbetweenthemodemandtheholedonotmatchthegure
instep4,removethemodemandrepeatthisstepuntilthemodemis
properlyseatedasshowninstep4.
8.Performtheapplicablecheckoutprocedures.
Referto“FunctionalCheckout”onpage99.
ReplacingthePowerSupplyAssembly
1.DisconnectthesystemfromACpower.
2.Removethepapertrayasdescribedin“ReplacingthePaperTrayAssembly”
onpage64.
3.Removethebatteryasdescribedin“ReplacingtheBattery”onpage64.
72MAC™16002028451-183E