Installation• 3-4 •
The H.110 Basic Rate ISDN Board
Figure 3: J1 & J2 Pin Assignments
when termination is required. Each port requires two
switches with port 0 using the first pair of jumpers on SW1,
and port 31 using the last pair of jumpers on SW8.
3.4 Installation
Note: The front board MUST BE used with the appropriate revision rear
board. Installing an incompatible revision board WILL result in damage to
both boards.
To install the H.110 BRI ISDN Board in your system:
1. Do not connect the board to the PSTN. Follow the quick check
procedures described in section 2.0.
2. If the quick check is successful, turn off the chassis power and
remove the board from the chassis.
3. Install any necessary board jumpers. See section 3.2 for jumper
configurations.
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