
16 Installing the DDI MUX
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To determine the DIP switch settings for the DDI MUX:
1 Use Table 1 to determine the DS30 channel that assigns the line numbers you want to use with
the DDI MUX.
2 Use Table 1 to determine the DIP switch settings you want to use for the DDI MUX.
The DS30 channel you choose for the DDI MUX, and next DS30 channel, can not be used by any
other media bay module installed in the Business Communications Manager system. For detailed
information about choosing the DS30 channels for all of the media bay modules, refer to the
Business Communications Manager Installation and Maintenance Guide.
Setting the DIP switches on the DDI MUX
After you have determined the DIP switch settings for the DDI MUX, you need to set the DIP
switches.
Follow these steps to set the DIP switches:
1 Locate the DIP switches on the DDI MUX.
Figure 3 Switches on the DDI MUX
Warning: Do not use DS30 channel 7 for the DDI MUX module. If you choose DS30
channel 7, there is no DS30 channel available for the data module.
If your Business Communications Manager system is set to a 3/5 DS30 channel split,
do not use DS30 channel 6 or 7.
DIP switches
123456
On
Off
Back of the DDI MUX
Module is
right-side up
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