Service Manual

GSM-204-323
M-Cell 6 comparison with Horizon macro outdoor
31st Oct 01
Tech. 1–8
Technical Description: Horizon macro outdoor
CONTROLLED INTRODUCTION
68P02902W02-A
Comparison of
Horizon
macro
and M-Cell 6
connections
and modules
Table 1-1 compares the main components of the Horizon macro outdoor with
equivalent components of M-Cell
6 (the previous generation of equipment).
Table 1-1 Main components of Horizon
macro compared with M-Cell 6
Function Horizon macro
component
M-Cell 6
equivalent
Power supply modules (ac to dc) TOPSM APSM
Input power conversion units (dc to
dc)
PSM PSM (different)
Power to radios and BPSM Backplane Cables
Transceiver CTU TCU/TCU-B
Main processor board (formerly
GPROC, KSW and GCLK boards
in BTS4/5/6 (pre–M-Cell)
equipment)
MCUF MCU
Connection radio to MCU Backplane FOX
Connection MCU to transceivers in
another cabinet
MCUF internal
FMUX (two) or
external FMUX
(one)
FMUX
Rx components and distribution SURF DNLB and IADU
Radio to Rx components SURF Harness Cables
Tx components DCF, TDF, DDF,
and HCU
CBF, MPDM,
HPDM and HC
Links to terrestrial network NIU NIU
E1/T1 links T43/BIB T43/BIB
Power for digital boards BPSM BPSM