Nortel Networks 1000E warranty SSC 100BaseT daughterboard dual port LEDs

Page 284 of 488 Verifying the network

Figure 94

SSC 100BaseT daughterboard (dual port) LEDs

RX - Red

TX - Yellow

Link - Green

For the NTDK83, these link LEDs indicate the status of port 1 when installed in the upper position of the NTDK20 SSC,

or port 2 when installed in the lower position of the NTDK20 SSC.

These link LEDs indicate the status of port 3 when installed in the upper position of the NTDK20 SSC, or port 4 when installed in the lower position of the NTDK20 SSC.

553-AAA0003

a.If the Link LED is green, the Link is established.

b.If the Link LED is not lit, check the daughterboard installation. Check all cable connections to ensure that they are connected correctly. Make sure that the cables are not damaged.

The receive and transmit LEDs should be flashing (evidence of network activity).

2Observe Port LEDs on the Media Gateway SSC faceplates (see

Figure 95 on page 285). These LEDs show OSI Layer 7 Call Processing application indications.

a.If the Port LEDs are red, the link is disabled and voice is disabled.

b.If the Port LEDs are yellow/amber, the link is established and voice is disabled.

c.If the Port LEDs are green, the link and voice is established.

553-3041-210 Standard 4.00 September 2007