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Home > Maintenance > System component replacement >  Circuit card replacement >  Settings for DSE boards

Settings for DSE boards

An Avaya MAS supports up to 5 D/82JCT-U Digital Set Emulation (DSE) Dialogic boards. For more information about installing DSE boards, see the appropriate file for the type of DSE board you are using:

  • Dialogic D/82JCT-U (5V bus only): D82JCT-U (pdf)
  • Dialogic D/82JCT-U-PCI-UNIV (universal 5V or 3.3V bus): D82JCT-Univ (pdf)

To set the jumpers for a new or replacement DSE board:

If more than one card is installed in the system, set up the boards on either end of the Computer Telephony (CT) bus for bus termination. Use the P8 jumper to set CT bus termination as shown in the following table:

    Number of cards P8 jumper CT bus termination
    1
    OFF bus not terminated
    2
    ON pins 1 and 2 terminate bus on both boards
    3
    Card 1: ON pins 1 and 2
    Card 2: OFF
    Card 3: ON pins 1 and 2
    terminate bus on the end boards
    4
    Card 1: ON pins 1 and 2
    Card 2: OFF
    Card 3: OFF
    Card 4: ON pins 1 and 2
    terminate bus on the end boards
    5
    Card 1: ON pins 1 and 2
    Card 2: OFF
    Card 3: OFF
    Card 4: OFF
    Card 5: ON pins 1 and 2
    terminate bus on the end boards

    See Setting D/82JCT-U board CT bus termination.

 

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