User Manual

Table Of Contents
RF-Orchestra!™ Transmitter Installation and Operation Maintenance
July 2000 6880493G02-C 6-35
Power Amplifier Installation
Perform the following procedure to install the power amplifier module:
1. From the front of the cabinet, slide the new power amplifier unit into the cabinet. Align
the mounting holes on the cabinet frame with the mounting holes on the power amplifier
unit.
2. Secure the power amplifier using the four #T30 TORX screws removed in paragraph,
"Power Amplifier Removal", Step 11 (see Figure 6-12).
3. From the rear of the cabinet, connect the cabinet ground wire to the PA using a #T30
TORX screw.
4. Connect the AC fan cable to the AC fan connector (see Figure 6-11).
5. Using a 5.5-mm hex head driver, remove the two screws holding the interconnect cover,
and set it aside.
6. Connect the BLACK PA-to-PS cable to the GROUND (-) connection.
7. Connect the RED PA-to-PS cable to the +28 Vdc connection.
8. Replace the interconnect cover by screwing in the two screws removed in Step 5.
9. Connect the SPI cable to the DB9 connector.
10. Connect the SMA cable to the RF input power connector.
11. Connect the RF cable to the RF output connector. Use a 7/8-inch torque wrench to tighten
the connector to 105 in-lb.
12. If necessary, install the cabinet door (see paragraph, "Cabinet Doors Replacement").
13. Switch on all equipment located in the cabinet.