Equipment On Top Side - Aastra NeXspan C Installation Manual

6.2.3 Equipment on top side

The black square represents the position of the switch.
J7, J8: ADPCM32B daughter card equipment
J11, J12: equipment of second ADPCM32B daughter card
AMT/PTD/PBX/0020/2/4/EN
J2 (+ 48 V or + 40 V)
1 2 3
J1 (- 48 V or - 40 V)
1 2 3 1 2 3
1 2 3 1 2 3
1 2 3 1 2 3
1 2 3 1 2 3
J7
J8
J4
Automatic
CA1
resynchronisation
Slave
Figure 6-2: Top view of the LDT card
01/2007
1 2 3 1 2 3
1 2 3 1 2 3
1 2 3 1 2 3
1 2 3 1 2 3
J11
J12
LDS operation without
resynchronisation
Master
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