Nortel 1000E Maintenance Manual page 45

Table 6
NTDK83 and NTDK99 daughterboards LEDs
LED
Receive
Transmit
Link
Figure 8
MG 1000T Core SSC IP daughterboard LEDs
Card Status LED
.
State Definition
Red The information/data is being received.
Off No information/data is being received.
Yellow Information/data is being transmitted.
Off No information/data is being transmitted.
Green A physical connection with link pulses exists between the card
and the customer's data equipment.
Off No connection exists.
Figure 8 shows the IP daughterboard LED locations for the SSC card in the
MG 1000T Core, and Figure 9 on
locations for MG 1000Es and MG 1000T Expansions.
NTDK20 - Front View
MAN INT
Hardware maintenance tools
page 46 shows the IP daughterboard LED
IP Daughterboard LEDs
Port 1 Port 3
Link Status LED
Red - Link is down
Yellow - Link trying to establish
Green - Link is up and running
Communication Server 1000E
Page 45 of 162
Port 2 Port 4
Maintenance