Chapter3
StructureandPrinciples
TableofContents
StructureLayout.........................................................................................................3-1
HardwarePrinciple.....................................................................................................3-4
SoftwareSystem........................................................................................................3-7
3.1StructureLayout
3.1.1ExternalInterfaces
TheexternalinterfacesofR8860EGU858arelocatedatthebottomofthechassis,as
showninFigure3-1.
Figure3-1ExternalInterfacesatChassisBottom
Table3-1describestheexternalinterfaces.
3-1
SJ-20101210110401-001|2010-12-06ZTEProprietaryandCondential