user manual

CHAPTER 4 ND-45504 (E)
Page 78
Revision 2.0
PN-24DTA-A (DTI)
Note 3:
Set SW-1 and SW-2 as follows:
Note 4:
When the PBX is the master office, set the SW1-1 and SW1-2 on all the DTI cards mounted in PIM0 to
“OFF”.
DTI0 DTI1 DTI2 DTI3 DTI4
REMARKS
SW-
1
SW-
2
SW-
1
SW-
2
SW-
1
SW-
2
SW-
1
SW-
2
SW-
1
SW-
2
When one DTI is pro-
vided.
ON OFF
The 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
The MP card will receive the
clock signal from DTI0 at its
PLO0 input, under normal condi-
tions.
Should a clock failure occur with
DTI0, the MP card will switch to
the PLO1 input which gets clock
from DTI1.
No. of DTI
SW
CONDITIONS