Anywave RF Gebruikershandleiding - Pagina 17
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c. Notes:
i. Coaxial switching only works (in Auto or Manual modes) when both
ii. If both amplifiers output power levels are below amp_fwd_min, and the
iii. If both PAs are VALID, then amplifier A is selected as the default PA
iv. If there is a problem with the serial port communication between the PAs
2. Manual Switch (Remote) – Switch Controller in Remote (AUTO Mode): How does a
user manually switch the standby TX on-air remotely? The Switch Controller must be in
Remote (Auto) mode. Please see below for the proper steps to follow, step a or b,
depending on which TX is on-air. Step c highlights an alternative when TXB is on-air.
a. If TXA is on and into the antenna, and you wish to switch TXB on-air, turn TXA
PA Off via the TXA PA web interface. This will cause the Switch Controller to
switch to TXB.
b. If TXB is on and into the antenna, and you wish to switch TXA on-air, turn TXB
PA Off via the TXB PA web interface. This will cause the Switch Controller to
switch to TXA.
c. Also, If TXB is on and into the antenna, and you wish to switch TXA on-air, you
could alternatively turn TXA PA On via TXA PA web interface. This will cause
the Switch Controller to turn both TXs On for roughly 30 seconds before
switching to TXA and turning TXB off into the load. Note: Because TXA has
higher priority, this will not work the other way. If TXA is on-air and would wish
to switch to TXB, turning TXB On will not cause a switch to TXB, the Switch
Controller will turn both TXs on for roughly 30 seconds but will keep TXA
switched on-air and will turn TXB back off and into the load. Note: The Switch
Controller insures that one TX is on and one TX is off (after its 30 second period
of power monitoring). If you desire to turn both TXs Off at the same time, or
both TXs On at the same time, you will need to set both PAs to Local mode (via
RF-SWITCH-USR-DOC-V2.0, 1/6/2017
amplifiers are in Remote mode. Setting PA to Local mode makes the PA
front panel TX On/Off button active for local manual control.
system is in Auto mode, then the Switch Controller will switch back and
forth between the two amplifiers until it hits the limit set by
amp_change_times.
into the antenna. The PA connected to REMOTE 1 on the back panel of
the switch controller is recognized as amplifier A, and the PA connected
to REMOTE 2 is recognized as amplifier B.
and the controller, it will show error on STATUS-> LPTV_A_UART or
LPTV_B_UART instead of Link_OK. Please note – the PA-to-
Switch_Controller connections must be made with the cables supplied
by Anywave.
RF Switch Controller User Manual
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