AMT/PTD/PBX/0020/2/4/EN
01/2007
Page 151
LED
A BCSI LED on the front panel of the CSI card gives information about DECT multi-site
synchronization:
Tableau 15 : Meaning of DECT multi-site synchronization on CSI card front panel
7.5.3
Wiring of synchronization ports
ISDN straight wiring:
Tableau 16 : Wiring of synchronization ports
The synchronization port on an F4 has a wiring restriction: when a repeater is used downstream
of an F4, all the PBXs downstream of the repeater must be of the same type: F1/F6 or F4.
STATE
EXPLANATION
OFF
No BCSI card connected
Flashes green
BCSI card present but no incoming (for a master PBX) DECT
synchronization signal
On steady green
Incoming DECT synchronization signal on the BCSI card (for a slave
PBX)
Signal
RJ45 DECT S
RJ45 DECT P
1st pair
2.048 MHz clock
PHBIT
6
6
NHBIT
3
3
2nd pair
DECT clock
PHDECT
5
5
NHDECT
4
4
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