Wiring Of Synchronisation Ports - Aastra X series Installation And Implementation Manual

Indicator
A BCSI LED on the front panel of the CSI card gives information about DECT multi-site
synchronisation:
STATE
Off
Flashes green
On steady green
Table15: Meaning of DECT multi-site synchronisation on CSI card front panel
8.5.3

Wiring of synchronisation ports

ISDN straight wiring:
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.
AMT/PTD/TR/0020/2/7/EN
No BCSI card connected
BCSI available but no incoming DECT synchronisation signal (case of
master PBX)
Incoming DECT synchronisation signal on the BCSI card (case of slave
PBX)
Signal
1st pair
2.048 MHz clock
PHDECT
2nd pair
DECT clock
NHDECT
Table16: Wiring of synchronisation ports
10/2008
EXPLANATION
RJ45 DECT S
PHBIT 6
NHBIT 3
5
4
RJ45 DECT P
6
3
5
4
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