User Manual

NTGS86AB Installation & Service Manual
2-4 Installation Instructions (Refer to figure 1-1)
The NTGS86AB amplifier module is designed for installation on a heatsink that permits access to
the module for connection of the RF cables and to the 18-pin power, alarms, and control connec-
tor.
To install the amplifier proceed as follows:
Power, alarms, and
control interface
RF interface
Front
Figure 2-1 NTGS86AB Amplifier Front and Side Connectors
True RMS
coupler output
Side
Test
connector
1. Install amplifier on heatsink with thermally conductive material inserted between amplifier
module and heatsink, and secure in place with appropriate mounting screws. See figure 1-2.
2. Connect the antenna cable to RF OUTPUT female SMA connector.
3. Connect the transceiver output cable to RF INPUT female SMA connector.
WARNING
Turn external primary DC power off before connecting any cables.
4. Connect power, alarm, and control cable to matching 18-pin Molex connector located on the
front of the amplifier as shown in figure 2-1. Refer to figure 2-2 and table 2-1 for the 18-pin
Molex connector pin orientation and a list of related signal definitions.
5. Connect to the RF SAMPLE output.
6. Check your work before applying DC voltage to the system. Make certain all connections are
tight and correct.
7. Measure primary DC input voltage for +26 ±0.5 Vdc. If the DC input voltage is above or be-
low the limits, call and consult Powerwave before you turn on your amplifier system.
8. Refer to section 3 for initial turn-on and checkout procedures.
 Copyright Powerwave Technologies, Inc., October 2002. All rights reserved
044-05126 Rev. A 2-2 October 2002