Product specifications

UT-4500-A Series Upconverters Revision 0
Appendix A MN-UT4500A
A–16
Note: Only programmed preset numbers are returned. If no preset(s) is programmed, “No Pre-
Selects Programmed” is returned.
A.7.2.10 Clear Preset Configuration
This command is used to clear a single preset value.
Command Details
Clear a Preset: <DEV/CLR_nn'cr'
Confirmation: >DEV/CLR_nn_Cleared'cr''lf']
Note: nn = Preset Number = 01 to 32.
A.7.2.11 Select Preset Configuration
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.
A.7.3 Modes
There are two modes of operation that may intersect: Redundant Mode and Automatic Mode.
A.7.3.1 Redundant Mode
Since the default mode is OFF, each converter including the backup converter must be
commanded into the Redundant Mode.
Polling on the high speed bus will not begin until the position assignments are made.
Command Details
Redundant Mode: <DEV/RED_xxx'cr' xxx = ON or OFF
Confirmation: >DEV/RED_xxx'cr''lf']
Redundant Status: <DEV/RED_'cr'
Confirmation: >DEV/RED_xxx'cr''lf']
Note: The primary units must all be configured properly in redundant mode before redundant
mode is enabled on the backup unit.
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.