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50 Chapter 2 Cabling the VPN Router and turning the power on
Single V.35/X.21 WAN interface card LEDs
Figure 18
Figure 18 LEDs on the single V.35/X.21 WAN interface card
Table 14
Table 14 LED indicators on the single V.35/X.21 WAN interface card
LED
LED 1
LED 2
LED 3
LED 4
NN46110-318 02.01
shows the LEDs on the single V.35/X.21 WAN interface card.
LED 1, Red
LED 2, Green
LED 4, Green
LED 3, Green
describes the LEDs on the single V.35/X.21 WAN interface card.
Indicator
Red
Green
Green
Green
Description
No external transmit clock source is available.
The signals CDC and DSR are on between the DSU
and the adapter. LED 2 detects receive link status.
Power to the adapter is on and the onboard
microcode is loaded.
Cable is detected.
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