User's Manual
Table Of Contents
G3S-800-140 Installation & Service Manual
044-05095 Rev. A 2-2 February 2001
2-4 Installation Instructions (refer to figures 1-1 and 2-1)
The G3S-800-140 amplifier module is designed for installation in a subrack that permits access to
the rear of the subrack for connection of DC power, RF, and monitor cables.
To install the amplifier proceed as follows:
1. Install subrack in equipment rack and secure in place.
2. Connect antenna cable to rear of subrack.
3. Connect the transceiver output(s) to rear of subrack.
4. Connect alarms cable(s).
WARNING
Verify that all circuit breaker switches on the rear panel of the subrack are in the OFF
position. Turn off external primary DC power before connecting DC power cables.
5. Connect positive primary power and negative primary power to the subrack. Tighten the
subrack power connections.
6. Install the plug-in amplifier module(s) in the subrack. Tighten left and right thumbscrews.
7. Check your work before applying DC voltage to the system. Make certain all connections are
tight and correct.
8. Measure primary DC input voltage. DC input voltage should be +27 Vdc ±1.0 Vdc. If the DC
input voltage is above or below the limits, call and consult Powerwave before you turn on
your amplifier system.
9. Refer to section 3 for initial turn-on and checkout procedures.
2-5 Amplifier Module Connectors
The amplifier has three connectors on the right rear of the module. The larger is a 21-pin male
D-Sub combo which provides the status, alarm, control, and power connections. The smaller
BMA coaxial female connectors provide the RF connections. Refer to figure 2-1.
Figure 2-1 G3S-800-140 Amplifier, Rear View