User manual

DTS Broadcast PDH Microwave Digital Radio User Manual
-46-
6.1.1.2 Messages of 10/100BASE-T+1/2/4E1 service card
Two interfaces for 10/100BASE-T+1/2/4E1 service card are current available: a 75ohm
unbalanced of E1 interface and a 120ohm balanced or E1 interface.
All 10/100BASE-T+1/2/4E1 service cards have same messages for displaying list below:
The E1 avalible capacity is 0x2M, 1x2M, 2x2M and 4x2M.
When set the E1 capacity, the LAN capacity will auto change.
The LAN avalible capacity is based n*2M. The active rate of 2M is 2.112Mbps, i.e. n=5, the LAN
capacity is 10.56Mbps.The LAN rate will be selectable with 8E1(14MHz RF bandwidth) and
16E1(28MHZ RF bandwidth),i.e. if E1 capacity is 2x2M, then the LAN capacity can be set to 12M or
28M.
This screen displays E1 alarm messages of LAN service card. Four tributaries of E1 data form a
sigle group data.
The alarm will be displayed if alarm accured. Alarm messages are same as E1 service cards.
Press
_keys to appear similar following message:
This screen displays status of use 4 E1s of a single group, and means are same as E1 service card.