NEC NEAX 2000 IPS Installation Manual page 442

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:
CONDITIONS
When one DTI is
provided.
When more than one
DTI is provided.
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.
DTI0 DTI1
SW SW SW SW
0-1 0-2 0-1 0-2
ON OFF – –
ON OFF OFF ON OFF OFF
DTI2 · · · · ·
SW SW
0-1 0-2
– –
– 426 –
DTI7
REMARKS
SW SW
0-1 0-2
MP card will receive the clock
– – signal from DTI0 at its PLO0
input.
MP card will receive the clock
signal from DTI0 at its PLO0
input, under normal conditions.
Should a clock failure occurs
OFF OFF
with DTI0, MP card will auto-
matically switch to the PLO1
input which gets clock from
DTI1.
PN-24DTA-C (DTI)
NWA-008841-001 Rev.5.0
90ch3003.fm