NEC 151944 system manual Lamp Indications on PN-DAIB Card, Run

(2)Lamp Indications (see Table 3-6)

Table 3-6 Lamp Indications on PN-DAIB Card

LAMP NAME	COLOR	FUNCTION
RUN	Green	Flashes at 120 IPM while this card is operating normally.
LINK	Green	Lights when a link between this card and a distant office is connected nor-
		mally. Goes out after 15 seconds of link disconnection.
RED	Red	Lights when detecting PCM signal loss or Frame Alignment signal loss.
RMT	Red	Lights when receiving a alarm signal from a distant office.
LOOP	–	Not used
BL	Red	Lights while data transmission on control channel (D ch). Flashes while
		FP data downloading.

ND-46550 (E)CHAPTER 3

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