Aastra AXD

tenance Manual - Aastra 5000
A
MT/PTD/PBX/0058/4/6/EN
Plate 9.4 PRINCIPLE OF MULTI-SITE SYNCHRONISATION
4IME
BASE
4IME



0"8
SLAVE
0"8
SLAVE
BITSYNCHRONISATION
$%#4SYNCHRONISATION
4IME
BASE
)NTERNAL
REFERENCE

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0
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8
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4
2
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8
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8
,
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3
9
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2
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9
.
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0
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-!34%20"8
02)/2)49
/UTOFSERVICE
-!34%20"8
./.02)/2)49
%XPANSION
CARDS
5#6
4IME
BASE
4IME
BASE



2EFERENCE
CLOCK
2EFERENCE
CLOCK
034.
0"8
SLAVE
0"8
SLAVE
BITSYNCHRONISATION
$%#4SYNCHRONISATION
4IME
BASE
)NTERNAL
REFERENCE




2EFERENCE
CLOCK
034.
BITSYNCHRONISATION
$%#4SYNCHRONISATION
0RIMARYSYNCHRONISATION
PORT
3ECONDARYSYNCHRONISATION
PORT
!0"8THATISOUTOFSERVICE
DOESNOTPREVENTTHETRANSMISSION
OFSYNCHRONISATIONSIGNALSTO
OTHER0"8S
BITSYNCHRONISATION
$%#4SYNCHRONISATION
BITSYNCHRONISATION
$%#4SYNCHRONISATION
BASE