(2)Lamp Indications (see Table 3-1)

Table 3-1 Lamp Indications on PN-DAIA 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

 

 

normally. 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

 

 

 

PWR

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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Revision 2.0

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NEC 151944 system manual Lamp Indications on PN-DAIA Card