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CHAPTER 4 CIRCUIT CARD INFORMATION
PN-24DTA-C (DTI)
NEAX2000 IVS
2
ISDN System Manual
ND-70919 (E), Issue 1.0
Page 161
NOTE 1: Set the groove on the switch to the desired position.
NOTE 2: When the power is on, flip the MB switch to ON (UP position) before plugging/
unplugging the circuit card.
NOTE 3: Set SW0-1 and SW0-2 as follows:
NOTE 4: When the PBX is a clock source office, set the SW0-1 and SW0-2 on all the DTI cards
mounted in PIM0 to OFF.
NOTE 5: Mount the DTI card which receives a source clock signal into PIM0.
CONDITIONS
DTI0 DTI1 DTI2 DTI3 DTI4
REMARKS
SW
0-1
SW
0-2
SW
0-1
SW
0-2
SW
0-1
SW
0-2
SW
0-1
SW
0-2
SW
0-1
SW
0-2
When one DTI is
provided.
ONOFF––––––––
MP card will receive the
clock signal from DTI0 at its
PLO0 input.
When more than
one DTI is
provided.
ON OFF OFF ON OFF OFF OFF OFF OFF OFF
MP card will receive the
clock signal from DTI0 at its
PLO0 input, under normal
conditions.
If a clock failure occurs with
DTI0, MP card automatically
switches to the PLO1 input
which gets clock from DTI1.