User's Guide

Table of contents
Nortel Networks Confidential
vi
UMT/DCL/DD/0002
411--8111--905
Preliminary 01.06/EN october 2001
UMTS01
PCM protection 51....................................................
PFM (Power Filter Module) (iBTS indoor) 53............................
Hardware description of the RF blo ck 54...............................
DDM (Dual Duplexer Module) 55.......................................
MCPA (Mu lti Carrier Power Amplifier) 59................................
TMA (Tower Mounted Amplifier) 63.....................................
Interconnection module of the iBTS 66.................................
User space of the iBTS outdoor 70.....................................
Power supply interface of the iBTS outdoor 71..........................
Power supply interface of the iBTS indoor 74...........................
BIP (Breaker Interface Panel) of the iBTS indoor 75.....................
ac plinth (iBTS indoor 700) 77.........................................
dc power system shelf o f th e iBTS 81..................................
dc distribution module description 83..................................
Rectifier description 85................................................
SPCM (Single Power Control Module) 88...............................
Batteries of the iBTS outdoor 89.......................................
Batteries of the iBTS indoor 700 90....................................
External b attery cabinet 91............................................
Cooling system of the iBTS outdoor 94.................................
Fan tray of the iBTS indoor 97.........................................
Physical architecture 99...............................................
Hardware structure of the iBTS 100.....................................
CCM functional description 103.........................................