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CONNECT SPU TO ODU                             Stop panning at the point of maximum
                                               signal strength (highest AGC voltage) and
                                                                                                PROTEUS AMT M-SERIES
The SPU-to-ODU cable is a single 50-ohm
RG-8A/U TNC to Type N coaxial cable.           tighten azimuth adjustment nuts.                       RADIO
Cable length limit is 22 dB loss at 350-MHz
(about 300 meters). Remember to add            4. Pan the ODU in elevation and stop at           QUICK START GUIDE
service loops at the terminating ends.         the point of maximum signal strength
                                               (highest AGC voltage) and tighten the fine
REMOVE POWER BEFORE                            elevation adjustment nuts.
CONNECTING THE SPU-TO-ODU CABLE.
                                               CONNECT RADIO
Connect the cable Type N end to the            MANAGER
ODU and TNC end to the SPU.
                                               The COMPUTER port on the SPU front
                                                                                               Information you’ll want to
Add strain relief, seal, and weatherproof      panel provides serial access to radio           read before installing your
external cable connections.                    maintenance applications.                       radio.
ALIGN THE ODU                                  Connect a VT100 terminal or use any
                                               terminal emulation program to access the
Pre-align ODU azimuth, horizontal              text-based radio application.
reference, at each site by pointing the unit
toward the far-end unit as closely as          Connect between the SPU port and a
possible. And, pre-align elevation, vertical   terminal using a straight-through serial
reference, at each site by pointing the unit   cable terminated with DB9 connectors.
either up or down to the approximate
vertical angle.                                Terminal emulation programs must be
                                               VT100 compatible with the serial port set
1. Turn power on at both sites, and disable    for 9600 bps, 8 data bits, no parity, 1 stop
ODU mute using the radio management            bit, and no flow control.
application (see next subsection).
                                               FOR MORE INFORMATION
2. At the ODU, connect a digital
                                               The user manual on the CD that ships with
multimeter to the test connection using        each radio details the steps included in this
test leads with a BNC connector at one         guide.
end.

3. Pan the ODU in azimuth using the fine
azimuth adjustment while watching for
peak AGC voltage.
                                                          4000 Greenbriar, Suite 100A
                                                             Stafford, Texas 77477
                                                            Phone (281) 263-6500
                                                              Fax (281) 263-6400


                                                                                                                  P/N 8860017-20
 4                                                                                                                        Rev. A
TO CONNECT                                    5. Turn power on to verify that the SPU
                                              has power. The SPU power LED lights.
AND START
MOUNT THE SPU
Mount the SPU shelf in a grounded 19-
inch EIA rack or equipment cabinet.                                                     2. Attach the RFU to the antenna using
                                                                                        the four snap fasteners.
Ground the SPU to the facility grounding
system by connecting GND pin of the
SPU power plug to facility ground.

CONNECT POWER
POWER SUPPLIES AND PROTECTION
DEVICES MUST HANDLE IN-RUSH
CURRENT ≥28A FOR UP TO 1MS (48V) OR
≥5A FOR UP TO 4MS (24V).

1. Check the polarity of your supply leads.
                                                                                        UNITS WITH THE N-TYPE ANTENNA
                                                                                        INTERFACE MOUNT TO A POLE-
2. Ensure GND pin of the power plug is                                                  MOUNTING PLATE AND CONNECT WITH
connected to facility ground.                                                           A LENGTH OF N-MALE CABLE.


    SPU requires proper grounding


3. With power off, connect positive and
negative supply leads to the power plug as
the following figures show.

IF INPUT POLARITY IS REVERSED
(+V INSTEAD OF –V):
• F2 BLOWS ON -48V UNITS                                                                3. Connect a 6-AWG copper wire (not
• F1 BLOWS ON 24V UNITS                       MOUNT THE ODU                             supplied) from the RFU grounding post to
4. Use an ohmmeter to verify that no          1. Attach the mounting assembly to the    a ground point on the tower.
shorts exist between ground and DC pins       outdoor pole, and the antenna to the
of the power connector.                       assembly as shown


1                                             2                                         3

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Install Guide - 3 panel fold out

  • 1. CONNECT SPU TO ODU Stop panning at the point of maximum signal strength (highest AGC voltage) and PROTEUS AMT M-SERIES The SPU-to-ODU cable is a single 50-ohm RG-8A/U TNC to Type N coaxial cable. tighten azimuth adjustment nuts. RADIO Cable length limit is 22 dB loss at 350-MHz (about 300 meters). Remember to add 4. Pan the ODU in elevation and stop at QUICK START GUIDE service loops at the terminating ends. the point of maximum signal strength (highest AGC voltage) and tighten the fine REMOVE POWER BEFORE elevation adjustment nuts. CONNECTING THE SPU-TO-ODU CABLE. CONNECT RADIO Connect the cable Type N end to the MANAGER ODU and TNC end to the SPU. The COMPUTER port on the SPU front Information you’ll want to Add strain relief, seal, and weatherproof panel provides serial access to radio read before installing your external cable connections. maintenance applications. radio. ALIGN THE ODU Connect a VT100 terminal or use any terminal emulation program to access the Pre-align ODU azimuth, horizontal text-based radio application. reference, at each site by pointing the unit toward the far-end unit as closely as Connect between the SPU port and a possible. And, pre-align elevation, vertical terminal using a straight-through serial reference, at each site by pointing the unit cable terminated with DB9 connectors. either up or down to the approximate vertical angle. Terminal emulation programs must be VT100 compatible with the serial port set 1. Turn power on at both sites, and disable for 9600 bps, 8 data bits, no parity, 1 stop ODU mute using the radio management bit, and no flow control. application (see next subsection). FOR MORE INFORMATION 2. At the ODU, connect a digital The user manual on the CD that ships with multimeter to the test connection using each radio details the steps included in this test leads with a BNC connector at one guide. end. 3. Pan the ODU in azimuth using the fine azimuth adjustment while watching for peak AGC voltage. 4000 Greenbriar, Suite 100A Stafford, Texas 77477 Phone (281) 263-6500 Fax (281) 263-6400 P/N 8860017-20 4 Rev. A
  • 2. TO CONNECT 5. Turn power on to verify that the SPU has power. The SPU power LED lights. AND START MOUNT THE SPU Mount the SPU shelf in a grounded 19- inch EIA rack or equipment cabinet. 2. Attach the RFU to the antenna using the four snap fasteners. Ground the SPU to the facility grounding system by connecting GND pin of the SPU power plug to facility ground. CONNECT POWER POWER SUPPLIES AND PROTECTION DEVICES MUST HANDLE IN-RUSH CURRENT ≥28A FOR UP TO 1MS (48V) OR ≥5A FOR UP TO 4MS (24V). 1. Check the polarity of your supply leads. UNITS WITH THE N-TYPE ANTENNA INTERFACE MOUNT TO A POLE- 2. Ensure GND pin of the power plug is MOUNTING PLATE AND CONNECT WITH connected to facility ground. A LENGTH OF N-MALE CABLE. SPU requires proper grounding 3. With power off, connect positive and negative supply leads to the power plug as the following figures show. IF INPUT POLARITY IS REVERSED (+V INSTEAD OF –V): • F2 BLOWS ON -48V UNITS 3. Connect a 6-AWG copper wire (not • F1 BLOWS ON 24V UNITS MOUNT THE ODU supplied) from the RFU grounding post to 4. Use an ohmmeter to verify that no 1. Attach the mounting assembly to the a ground point on the tower. shorts exist between ground and DC pins outdoor pole, and the antenna to the of the power connector. assembly as shown 1 2 3