Sony SAN-18D2 Installation Manual - Page 17
Grounding, Antenna, Cables
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Adjustment Bolts (ea. side) • Signal Seeker 5 Gently tilt the antenna 1/16 of an inch, waiting 10 seconds for the Signal Seeker to blink. Continue this movement until the Signal Seeker gives the fastest non-stop blink. 6 Secure the bolts but do not overtighten: you will need to loosen them later to further fine-tune the antenna. 7 Fine-tune the azimuth once again using steps 1-3. Fine-tuning the Antenna Using the Signal Strength Meter Complete the aiming procedures by fine-tuning the antenna using the Signal Strength Meter. The on-screen display shows a numeric value for the signal strength ranging from 0 to 100. A reading of 0 indicates no signal is being received and a reading of 100 is the strongest possible signal. To use the Signal Streilgth Meter, you can: u Have someone watch the on-screen signal meter and call out the signal strength level while you adjust the antenna. u Position the TV so you can see the screen from the antenna. 1 Adjust the azimuth by loosening the two mounting bolts that secure the antenna to the mast or pole. 2 Slowly rotate the antenna 1/16 of an inch, waiting 10 seconds for the Signal Seeker to blink. Continue this movement until you find the strongest non-stop signal. 3 Tighten the mounting bolts (torque 36-45 lb-in). 4 Adjust the elevation by loosening the four adjustment bolts on the hack of the antenna. 5 Slow'ly tilt the antenna 1/16 of an inch, waiting 10 seconds for the Signal Seeker to blink. Continue this movement until you find the strongest non-stop signal. 6 Tighten the adjustment bolts (torque 36-45 lb-in). SET UP ANTENNA ,tbAfr 'S . ""' Transponder I RETURN ! fi fi fi En CURRENT LEVEL m PEAK LEVEL LOCKED 1111111 Azimuth 137 degrees. Elevation 66 degrees Notes • Adjust the signal to its peak level to minimize signal loss due to rain Or SllOW. • You probably will not receive a signal strength of 100. Different areas of the country may receive different peak levels. This is normal. The antenna is now installed and properly adjusted to receive satellite signals. The final step in the installation process is grounding the antenna and grounding block. Grounding the Antenna an Cables This section contains instructions for grounding the antenna and cables to prevent possible damage from electrical charges and nearby lightning strikes. Refer to the National Electrical Code in the Appendix for more specific information on grounding requirements. There are two procedures you need to complete: O Grounding the Antenna u Grounding the Cables Tools and materials needed to ground the antenna and cables: Grounding rod (8 ft.) * Grounding strap * Grounding wire (30 ft.) Ladder Phillips screwdriver Sledgehammer *Included in the Installation Kit. Grounding the Antenna Ground the antenna to protect it from possible damage from unwanted electrical charges. From Base Plate Grounding Wire Grounding Strap Grounding Rod 18