Black Box Active Star Hub IC207A User Manual page 12

IC207A/8A-Manual 7/12/00
RJ/11 3/4
RJ-45
Normal Polarity
Reverse Polarity
Figure 3-2. Active Pair Jumper Settings.
6. To reinstall the top cover, tilt the top cover down. Slide the top cover forward
until it mates completely with the bottom cover.
7. Install the top cover screws.
Figures 3-3 through 3-8 show each of the individual jumper setting described in
Figure 3-2.
Figure 3-3. Jumper Setting for Normal Polarity: RJ-11 pins 3 and 4 or RJ-45
Figure 3-4. Jumper Setting for Reverse Polarity: RJ-11 pins 3 and 4 or RJ-45
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CHAPTER 3: Active Pair Setup
RJ-11 2/5
4/5 RJ-45 3/6
pins 4 and 5.
pins 4 and 5.
RJ-45 1/2
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