MNC-0400-001
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REV H
Operation, Rack and Digital HPAs
Note
The convention used in the text to indicate a front panel key is
[
Keyname
] key.
Enable Key
The [
Enable
] key is a safety feature that prevents accidental
activation of critical functions such as gain control, high voltage
control, and amplifier setup. When the [
Enable
] key is set to
ON
, it must be used in conjunction with the
Gain
control, the
[
HV On
], [
HV Off
]. The
[Enable]
key must be used in
conjunction with the [
Setup
] key at all times.
Gain Control
The
Gain
control is used to adjust the RF output of the amplifier.
When rotated, the control converts the rotary motion into a
digital command to the amplifier microprocessor. The
Gain
control is used in conjunction with [
Enable
] key when the
[
Enable
] key is
ON
.
Table 2, Keyboard Functions
Key Name
Function
HV On
Pressed to set amplifier high voltage ON (Used in conjunction with
Enable key when Enable key is ON.)
HV OFF
Pressed to set amplifier high voltage OFF (Used in conjunction with
Enable key when Enable key is ON.)
Setup
Pressed to display SETUP Menu 1 (Always used in conjunction with
Enable key.)
Enable
When ON (via one of the default menus) used in conjunction with
other special function keys.
10-Key Pad
Used to enter numeric values on selected screens
Status1
Pressed to display Status 1 Menu.
Status2
Pressed to display Status 2 Menu.
Enter
Multi-function key:
When numeric entry required, pressed to accept the value entered
Pressed to go back one level from the current screen.
Clear
Pressed to clear numeric entries before Enter key pressed.
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