Specifications

1-2B.8
Proprietary and Confidential
TCU – HARDWARE BUTTONS
• Drive (LPU) A/B: Selects which LPU is connected to the high power amplifier stages and ultimately the
antenna or system load. The non-selected (reserve) LPU is connected to a small RF dummy load.
• Drive Control Auto/Manual Auto: Automatic LPU switchover is enabled. The system will select the reserve
LPU in the event of the failure of the main LPU. Manual: Automatic LPU switchover is disabled. The
system will not automatically select the reserve LPU in the event of the failure of the main LPU.
• Transmitter ON/OFF: Switches transmitter RF output on or off. Built-in switch LEDs provide feedback as
to ON/OFF status of transmitter system. ON button is lit green when transmitter system is switched on.
OFF button is lit red when transmitter system is switched off.
•
Power Control Auto/Manual : Automatic power level control
activated. The transmitter RF output power is held to the level
established by the FWD PWR REF setting. Manual: The power
level can be manually raised or lower using the Power Raise or
Lower buttons.
• Remote Enable/Disable: Enables or disables remote control of the
transmitter. Enable: The transmitter system can be remotely
controlled by either the user parallel interface or the remote web
interface. Disable: The transmitter will only respond to local
commands issued from the various front panel controls.
• Power Raise/Lower: Pressing raise will increase RF power output.
Lower decreases power output. Caution: There may be a slight lag
in system power level response time. Holding buttons in may
cause undesired overshoots.