Black Box MWU2000-X21 Modem User Manual


 
39
2.048Mb
p
s Wireless Modem
TECHNICAL: 0118 931 2233
Figure 2-17. Jumper Setting for RSSI measurement via the Receive RF Cable
3. Connect a DVM to the DC port of the Bias-T.
4. Loosen the screws on the U-bolt that fasten the receive antenna to the mast (or the bolts on
the wall mount) and slowly move the antenna up and down (elevation) and from side-to-side
(azimuth), until you get a maximum RSSI reading on the DVM.
5. Tighten the screws on the U-bolt (or the bolts on the wall mount).
Note: If you remove the Bias-T connection after the fine-tuning process, you must set the
Jumpers in the Receive module back to the default position (NC), otherwise the modem will
not function. In addition, damage might be caused to the modem if the Receive Antenna is
connected directly to the Receive cable, and the jumpers are not in the default position