– 426 –
NWA-008841-001 Rev.5.0
90ch3003.fm
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.
NOTE 6:
This card must be reset after the SW0-3 to SW0-7 switch settings. Set the MB switch to UP and
then DOWN.
CONDITIONS
DTI0
DTI1
DTI2
· · · · ·
DTI7
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
When one DTI is
provided.
ON OFF
–
–
–
–
–
–
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
MP card will receive the clock
signal from DTI0 at its PLO0
input, under normal conditions.
Should a clock failure occurs
with DTI0, MP card will auto-
matically switch to the PLO1
input which gets clock from
DTI1.
PN-24DTA-C (DTI)