Service Manual

GSM-205-323
CCB
31st Oct 01
Technical Description: Horizon macro indoor
68P02902W07-B
CONTROLLED INTRODUCTION
Tech. 5–47
CCB view
NOTE CCBs may vary slightly, depending on manufacturer and
type.
Figure 5-31 shows two EGSM900 CCBs with main and redundant control
boards fitted.
ig.317.rh
BAND PASS FILTER
(BPF)
MASTER CCB
WITH BPF
CCB CONTROL BOARD
(MASTER)
EXTENSION CCB
WITHOUT BPF
CCB CONTROL BOARD
(REDUNDANT)
ANTENNA
CONNECTOR ON BPF
BPF INPUT
FROM CCB
CCB OUTPUT
TO BPF
EXTENSION CCB OUTPUT TO
MASTER CCB
3 Tx INPUTS
3 Tx INPUTS
SHORT CIRCUIT STUB
PHASING
LEAD
POWER
LEAD TO
BOTH CCB
CONTROL
BOARDS
Figure 5-31 EGSM900 CCBs with control boards fitted