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NEC 151944 Manuale Utente

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 ND-46550 
(E)
CHAPTER 
3
Page 19
Revision 2.0
(2)
Lamp Indications (see 
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.