UBS Axcera 835A-6 6000-Watt UHF Transmitter User Manual 281874
UBS-Axcera 6000-Watt UHF Transmitter 281874
Contents
- 1. Title Page
- 2. Table of Contents
- 3. System Description
- 4. Specifications
- 5. Site Considerations
- 6. Installation Procedure
- 7. Operation Procedure
- 8. Meters Switches Indicators
- 9. Detailed Alignment Procedure
- 10. Remote Control Interface
- 11. Subassembly Drawing List
- 12. Maintenance Procedure
- 13. Log Book Format
- 14. Typical Operational Readings
- 15. Schematic
- 16. Scjhematic
- 17. Transmitter Block Diagram
- 18. UHF Exciter Block Diagram
Remote Control Interface
![835A 4 kW, 5 kW or 6 kW UHF Transmitter Remote Control Interface Connections - Page 1 of 3 - Function Remote Jack/Pin No. Interface Type Exciter Enable Interlock J7-1 J7-1 & 2 Must Be Exciter Enable Interlock Rtn. J7-2 Jumpered Together For Normal Operation. Transmitter Remote Metering: Combined Visual Power J10-7 1V Full Scale At 1kΩ Combined Visual Power Rtn J10-8 Source Resistance Combined Aural Power J10-5 1V Full Scale At 1kΩ Combined Aural Power Rtn J10-6 Source Resistance Combined Reflected Power J10-9 1V Full Scale At 1kΩ Combined Reflected Power Rtn J10-10 Source Resistance Exciter Output J9-26 1V Full Scale At 1kΩ Exciter Output Rtn J9-27 Source Resistance Exciter Remote Control Commands: Exciter Operate (Enable) J8-3 Contact Closure Exciter Standby/Operate Rtn. J8-2 Exciter Standby (Disable) J8-1 Contact Closure Exciter Auto J8-6 Contact Closure Exciter Auto/Manual Rtn. J8-5 Exciter Manual J8-4 Contact Closure Modulator Select J8-10 Contact Closure Modulator Select Rtn J8-11 Power Raise (Optional) J9-6 Contact Closure Raise/Lower Rtn. (Optional) J9-5 Power Lower (Optional) J9-4 Contact Closure Exciter Remote Status Indications: Exciter Auto Mode Indicator J9-30 50ma Max. Current Sink Auto/Manual Mode Ind. Rtn J9-31 Exciter Manual Mode Indicator J9-32 50ma Max. Current Sink Operate Indicator J9-1 50ma Max. Current Sink Operate/Standby Ind. Rtn J9-2 Standby Indicator J9-3 50ma Max. Current Sink Exciter VSWR Cutback Indicator J8-7 50ma Max. Current Sink](https://usermanual.wiki/UBS-Axcera/835A-6.Remote-Control-Interface/User-Guide-281874-Page-1.png)
![835A 4 kW, 5 kW or 6 kW UHF Transmitter Remote Control Interface Connections - Page 2 of 3 - Exciter Remote Status Indications: - Continued Video Loss Indicator J9-7 50ma Max. Current Sink Video Loss Indicator Rtn J9-8 Receiver Fault Ind. J8-9 50ma Max. Current Sink Side A Driver Remote Metering: Side A Driver Output Power J10-1 1V Full Scale At 1kΩ Side A Driver Output Power Rtn J10-2 Source Resistance Side B Driver Remote Metering: Side B Driver Output Power J10-3 1V Full Scale At 1kΩ Side B Driver Output Power Rtn J10-4 Source Resistance Side A Remote Metering: Side A Forward Power J10-14 1V Full Scale At 1kΩ Side A Forward Power Rtn J10-15 Source Resistance Side A Reflected Power J10-16 1V Full Scale At 1kΩ Side A Reflected Power Rtn J10-17 Source Resistance Side B Remote Metering: Side B Forward Power J10-20 1V Full Scale At 1kΩ Side B Forward Power Rtn J10-21 Source Resistance Side B Reflected Power J10-18 1V Full Scale At 1kΩ Side B Reflected Power Rtn J10-19 Source Resistance Side A Plus B Remote Metering: Reject Power J10-11 1V Full Scale At 1kΩ Reject Power Rtn J10-12 Source Resistance The above connections are made to Jack (J9), the 37 Position "D" Connector, to Jack (J10), the 25 Position "D" Connector, to Jack (J8), the 25 Position "D" Connector Or to Jack (J7), the 9 Position "D" Connector, located on (A9) the Remote Interface Assembly (1245-1801) mounted at the Top, Rear of the Single UHF Exciter Cabinet. (A2 and A3) Amplifier Array Assembly Remote Metering for 4 kW, 5 kW & 6 kW (A1) UHF Amp Tray Refl Pwr J5-2 1V Full Scale At 1kΩ (A1) Reflected Power Rtn J5-1 Source Resistance](https://usermanual.wiki/UBS-Axcera/835A-6.Remote-Control-Interface/User-Guide-281874-Page-2.png)
![835A 4 kW, 5 kW or 6 kW UHF Transmitter Remote Control Interface Connections - Page 3 of 3 (A2 and A3) Amplifier Array Assembly Remote Metering - Continued for 4 kW, 5 kW & 6 kW - continued (A1) UHF Amp Tray Fwrd Pwr J5-4 1V Full Scale At 1kΩ (A1) Forward Power Rtn J5-3 Source Resistance (A2) UHF Amp Tray Refl Pwr J5-6 1V Full Scale At 1kΩ (A2) Reflected Power Rtn J5-5 Source Resistance (A2) UHF Amp Tray Fwrd Pwr J5-8 1V Full Scale At 1kΩ (A2) Forward Power Rtn J5-7 Source Resistance (A3) UHF Amp Tray Refl Pwr J5-9 1V Full Scale At 1kΩ (A3) Reflected Power Rtn J5-10 Source Resistance (A3) UHF Amp Tray Fwrd Pwr J5-11 1V Full Scale At 1kΩ (A3) Forward Power Rtn J5-12 Source Resistance (A4) UHF Amp Tray Fwrd Pwr J5-13 1V Full Scale At 1kΩ (A4) Forward Power Rtn J5-14 Source Resistance (A4) UHF Amp Tray Refl Pwr J5-15 1V Full Scale At 1kΩ (A4) Reflected Power Rtn J5-16 Source Resistance For 5 kW & 6 kW (A5) UHF Amp Tray Fwrd Pwr J5-17 1V Full Scale At 1kΩ (A5) Forward Power Rtn J5-18 Source Resistance (A5) UHF Amp Tray Refl Pwr J5-20 1V Full Scale At 1kΩ (A5) Reflected Power Rtn J5-21 Source Resistance For 6 kW (A6) UHF Amp Tray Fwrd Pwr J5-22 1V Full Scale At 1kΩ (A6) Forward Power Rtn J5-23 Source Resistance (A6) UHF Amp Tray Refl Pwr J5-24 1V Full Scale At 1kΩ (A6) Reflected Power Rtn J5-25 Source Resistance The above connections are made to Jack (J5), the 37 Position "D" Connector located on (A11) the Remote Interface Panel mounted at the Top, Rear of each of the Amplifier Array Cabinets.](https://usermanual.wiki/UBS-Axcera/835A-6.Remote-Control-Interface/User-Guide-281874-Page-3.png)