Clear preset, Select a preset, Modes – Comtech EF Data UT-4500 Series User Manual

Page 87: Redundancy mode

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UT4500 Series Up Converter

MN/UT4500.IOM

Remote Control

Revision 2

69

5.6.2.8 C

LEAR

P

RESET

This command is used to clear a preset number.

Command

Details

Clear a Preset:

<DEV/CLR_nn'cr'

Confirmation: >DEV/CLR_nn_Cleared'cr''lf']

Note: nn = Preset Number = 01 to 32.

5.6.2.9 S

ELECT A

P

RESET

This command is used to configure the converter to the frequency and attenuation data
assigned to a given preset number.

Command

Details

Select Preset:

<DEV/SEL_nn'cr'

Confirmation: >DEV/SEL_nn_Selected'cr''lf']

Note: nn = Preset Number = 01 to 32.

Only programmed preset numbers are available.

5.6.3 M

ODES

There are two modes of operation that may intersect: Redundant Mode and Automatic
Mode.

5.6.3.1 R

EDUNDANCY

M

ODE

Since the default mode is OFF, each converter including the backup converter
must be commanded into the Redundancy Mode.
Polling on the high speed bus will not begin until the position assignments are
made.

Command

Details

Redundancy Mode:

<DEV/RED_xxx'cr'

xxx = ON or OFF

Confirmation: >DEV/RED_xxx'cr''lf']

Redundancy Status:

<DEV/RED_'cr'

Confirmation: >DEV/RED_xxx'cr''lf']

Each converter's chain position must be initialized including the backup converter. The
following redundancy initialization command is only allowed if Redundancy Mode has
been selected.


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