NEC 2000 IVS manual Bri

PN-BRTA (BRI)

Note 3: Set SW0-2 and SW0-3 as follows.

No. of BRI	BRI 0		BRI 1		BRI 2		....	BRI 11
SW	SW	SW	SW	SW	SW	SW	....	SW		SW	REMARKS
CONDITIONS	0-2	0-3	0-2	0-3	0-2	0-3		0-2	0-3
When one BRI is	ON	ON									The MP card will receive the clock signal
provided.											from BRI 0 at its PLO 0 input.
When more than											The MP card will receive the clock signal
one BRI is pro-											from BRI 0 at its PLO 0 input under nor-
vided.											mal conditions.
	ON	ON	ON	OFF	OFF	ON	....	OFF		ON	Should a clock failure occur on BRI 0, the
											MP card will automatically switch to the
											PLO 1 input, and so derive the clock from
											BRI 1.

ND-45504 (E) CHAPTER 4

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