Ft1/T1 And Fe1/E1 Dsu/Csu Leds; X.25 Pad Leds; V.34 Modem Leds - Nortel 114200-E Installation And Operating

Installing and Operating Passport ARN Routers

FT1/T1 and FE1/E1 DSU/CSU LEDs

Table 3-12
Table 3-12.
LED
Red ALM
Yellow ALM
Loop
Synch

X.25 PAD LEDs

Table 3-13
Table 3-13.
LED
TxD
(Transmit Data)
RxD
(Receive Data)

V.34 Modem LEDs

Table 3-14
Note: The ARN back-panel supports an optional V.34 Console Modem
module.
3-8
describes the FT1/T1 and FE1/E1 DSU/CSU adapter module LEDs.
FT1/T1 and FE1/E1 DSU/CSU LEDs
Meaning
Lights when the port is in a red alarm state.
Lights when the DSU/CSU receives a yellow alarm signal
from the network.
Lights when you set the interface to loopback mode.
Lights when the port is synchronized with the T1/E1 network.
describes the X.25 PAD adapter module LEDs.
X.25 PAD LEDs
Meaning
Lights when the X.25 PAD interface transmits data over the
network.
Lights when the X.25 PAD interface receives data from the
network.
describes the front-panel V.34 modem adapter module LEDs.
Table 3-14 also applies to these LEDs.
114200-E Rev 00