Table of contents
ii Block Up Converter Systems 6700/6900 series User Guide
Mounting the redundancy controller . . . . . . . . . . . . . . . . . . . . . . . . . . . 42
Installing separate transmit and receive RF waveguide switches . . . . . 42
Installing the combined RF waveguide/coaxial switch (C-Band
transmit/receive systems only). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45
Connecting the power cables . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47
Connecting the control cables . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48
Connecting the IF from the redundancy controller to the BUCs . . . . . . 48
Connecting the IF cables between an L-Band IF modem (or other
equipment) and the redundancy controller. . . . . . . . . . . . . . . . . . . . . . . 48
Connecting the IF from the LNBs to the redundancy controller . . . . . . 49
Grounding the installation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49
Serial interfaces of the BUCs from the redundancy controller . . . . . . . . . . 50
Accessing the Auxiliary I/O interface on the redundancy controller . . . . . 51
Setting up the redundancy switching equipment . . . . . . . . . . . . . . . . . . . . . 53
3 Setting up and operating the BUC system
Switching on the BUC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 58
LED indicators. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 59
Serial interface monitor and control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 62
Serial interface commands. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63
Switching the redundancy system on and off . . . . . . . . . . . . . . . . . . . . . . . 76
Checking the operation of the LED indicators and controls . . . . . . . . . . . . 76
Switching between streams . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 76
Controlling the redundancy system . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 78
4 Maintenance and fault finding
Precautions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 82
Connections to power supplies . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 82
Servicing requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 82
RF waveguide switches . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 82
Fuses and overcurrent protection in the Redundancy Controller
6586 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 83
If technical assistance is required... . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 84
Finding faults in the BUC system . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 85
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