Attenuator, Cold start, Mute – Comtech EF Data UT-4500 Series User Manual

Page 85

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UT4500 Series Up Converter

MN/UT4500.IOM

Remote Control

Revision 2

67

5.6.2.2 A

TTENUATOR

The default is 10 dB.

Command

Details

Set Attenuator:

<DEV/ATT_ yy.yy'cr'

Confirmation: >DEV/ATT_yy.yy'cr'lf']

Retrieve Attenuator:

<DEV/ATT_'cr'

Confirmation: >DEV/ATT_

yy.yy'cr''lf']

Note: yy.yy = 0.0 to 25.00 dB in 0.25 steps.

5.6.2.3 C

OLD

S

TART

The cold start function, if enabled, mutes the output signal for a predetermined time
following Power-Up to ensure a stable reference oscillator (15 minutes). The default is
OFF. This command is disabled in redundant systems (i.e. COMMAND NOT
AVAILABLE).

Command

Details

Set Cold Start:

<DEV/CLD_xxx'cr'

xxx = ON or OFF

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

Retrieve Status:

<DEV/CLD_'cr'

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

5.6.2.4 M

UTE

The default is ON.

Command

Details

Mute Output:

<DEV/MUT_xxx'cr'

xxx = ON or OFF

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

Retrieve Mute
Status:

<DEV/MUT_'cr'

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

yyy = ON/OFF/COLD

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