NEC 2000 IVS manual PN-CK00 PLO, Sync, PLO0, PLO1, Drft

PN-CK00 (PLO)

PN-CK00 (PLO)

1.Locations of Lamps, Switches, and Connectors

SYNC

PLO0

PLO1

ALM

DRFT

MB

SW0

PN-CK00 (PLO) Card

2.Lamp Indications

		Lamp Indications
LAMP NAME	COLOR	FUNCTION
SYNC	Green	Lights while clock signals from this card are sent out and are not DRIFT status.
PLO0	Green	Lights while receiving clock signals from the network to the PLO0 input on this
		card.
PLO1	Green	Lights while receiving clock signals from the network to the PLO1 input on this
		card.
ALM	Red	Lights while clock signal from this card are not sent out.
DRFT	Red	Lights while clock signals are DRIFT status.

DRIFT: Means the status which the oscillation of clock signal from the PN-CK00 is not synchronized with the network.

ND-45504 (E)CHAPTER 4

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