2.9 DVL card

The DVL card contains 8 ports used for the connection of the Star Point digital telephone sets.

• the board always contains two sources of power per each four ports 0, 1, 2, 3 a 4, 5, 6, 7. If there occurs a short-circuit in the wiring (e.g. because of connection of an analogue phone), the power supply will be disconnected. After the technical deficiency was repaired, the power supply source will start to feed power into the ports again.
• The card is only installed into the position of the line card of the basic module.

8x DVL port

• Interface type
  
  • Upn (NT–U), LAP–S with power supply 48 V
• Protocol
  
  • Cornet II
• Connection
  
  • RJ-45
• Pin4, Pin5
  • broadcasting/ reception