T1/E1 Csu/Dsu Wan Interface Card Leds; Figure 7 Leds On The T1/E1 Csu/Dsu Wan Interface Card; Table 8 Led Indicators On The T1/E1 Csu/Dsu Wan Interface Card - Nortel 600 Installing
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- Manual (178 pages) ,
- Installation manual (94 pages) ,
- Install manual (218 pages)
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30 Chapter 2 Cabling the gateway and turning the power on
T1/E1 CSU/DSU WAN interface card LEDs
Figure 7
Figure 7 LEDs on the T1/E1 CSU/DSU WAN interface card
LED 1, Red
LED 4, Green
Table 8
Table 8 LED indicators on the T1/E1 CSU/DSU WAN interface card
LED
LED 1
LED 2
LED 3
LED 4
311862-C Rev 00
shows the LEDs on the T1/E1 CSU/DSU WAN interface card.
LED 2, Blue
LED 3, Yellow
describes the LEDs on the T1/E1 CSU/DSU WAN interface card.
Indicator
Red
Blue
Yellow
Green
Description
Red alarm LED is lit when a loss-of-signal (LOS) or
out-of-frame (OOF) condition is detected on the receive
signal.
Blue alarm LED is lit when receiving an upstream failure
denoted by an alarm indication signal (AIS).
Yellow alarm LED is lit when the far-end equipment is in
the red alarm condition.
Normal operation.
CS160012A
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