NEC NEAX 2000IVS2 Installation Manual page 268

CHAPTER 3 LAMP INDICATIONS AND SWITCH SETTINGS
PN-BRTA (BRT)
NOTE 3: Set the SW0-2 and SW0-3 as follows:
BRT0
CONDITIONS
SW
0-2
When one
BRT is ON ON
provided.
When more
than one BRT ON ON ON OFF OFF ON ---- OFF ON
is provided.
NOTE 4: When the system is a clock source office, set the SW0-2 and SW0-3 on all the BRT
cards mounted in PIM0 to "OFF".
NOTE 5: Mount the BRT card which receives a source clock signals into PIM0.
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BRT1 BRT2
SW SW SW SW
0-3 0-2 0-3 0-2
---- BRT11
SW SW SW
----
0-3 0-2 0-3
NEAX2000 IVS
REMARKS
MP card will receive the
clock signal from BRT0 at
its PLO0 input.
MP card will receive the
clock signal from BRT0 at
its PLO0 input, under nor-
mal conditions.
Should a clock failure occur
with BRT0, MP card will
switch to the PLO1 input
which gets clock from
BRT1.
2
Installation Procedure Manual
ND-70928 (E), Issue 1.0