CPI T04CO, Installation & Operation Manual

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M P A H U B M O U N T
Table 3-1. Hub-Mount MPA Front Panel Controls and Indicators
Nomenclature
/Label Type Function
RESET
(Note 2)
Momentary
Pushbutton
Switch When pressed, resets the amplifier after a latched fault. After
reset, the FLT (fault) LED is OFF and the STBY (STANDBY)
LED is lighted.
HV ON
(Note 2)
Momentary
Pushbutton
Switch Toggles between high voltage (HV) ON and high voltage OFF
each time the pushbutton switched is pressed. When high
voltage is on, high voltage is applied to the TWT after BONS
(note 1)
is complete (beam ON), the XMT (transmit) LED is lit
and the amplifier provides RF output.
PWR LED (green) Lights when unit completes POST.
STBY
(Standby) LED (amber) Lights when there are no faults, HV is OFF, and unit is ready
for XMT (transmit).
XMT
(Transmit) LED (green) LED blinks during BONS, steady in XMT (TRANSMIT) mode.
(See Note 1.)
FLT LED (red) Blinks when unit is in latched fault state. Press RESET to
clear fault.
RMT LED (amber) Lights when unit is set for Remote Control Operation
LCL/RMT Momentary
Pushbutton
Switch
Toggles between LOCAL and REMOTE control each time the
pushbutton is pressed. RMT LED lights in REMOTE mode.
When the amplifier is operated in the LOCAL mode, the user
cannot set system parameters or trip points.
When the amplifier is operated in the REMOTE mode, the
user can set and monitor system parameters and trip point
values via a remote control device.
This control mode can be changed at will between LOCAL and
REMOTE operation by pressing the LCL/RMT pushbutton.
Note 1: See 3.6.2 for a description of the Beam On Sequence (BONS).
Note 2: This switch is active in LOCAL mode only.
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