NEC NWA-008869-001 manual Color, Function, Name, Lamp Indications

			CHAPTER 2 INSTALLATION
			INSTALLATION PROCEDURE
Lamp Indications
LAMP	COLOR		FUNCTION
NAME
RUN	Green	Flashes at 120 IPM when this card is normally operating.
PCM	Red	Remains lit when detecting PCM signal loss.
FRM	Red	Remains lit when detecting Frame Alignment signal loss.
MFRM	Red	Remains lit when detecting Multi-Frame Alignment signal loss on time
		slot 16.
RMT	Red	Remains lit when receiving the alarm from a distant office because
		Frame Alignment signal loss has been detected at the distant office.
MRMT	Red	Remains lit when receiving the alarm from a distant office because
		Multi-Frame Alignment signal loss has been detected at the distant
		office.
AIS	Red	Remains lit when indicating that the pattern of consecutive “1” is being
		received. The distant office transmits this signal for a loopback test.
BL	Red	B channel status
		ON	: More than 10 channels are busy
		OFF	: All channels are idle
		Flash (60 IPM)	: Only one channel is busy
		Flash (120 IPM)	: 2 through 10 channels are busy

– 49 –	NWA-008869-001 Rev.1.0
	atch2001.fm