Comtech EF Data DT-4500 Series, Инструкция по установке и эксплуатации

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DT-4500 Series C- and Ku-Band Down Converters MN/DT4500.IOM
Serial Interface Operation Revision 2
8–21
8.7.3.3 ATT (Attenuation)
Use ATT to set or return the attenuation value. The default value is 10.00 dB.
Description Details
Set Attenuation: <DEV/ATT_ yy.yy{cr} where:
yy.yy = 00.00 to 25.00 dB in 0.25 dB steps (0.1 dB steps optional)
Confirmation: >DEV/ATT_yy.yy{cr}{lf}]
Return Attenuation: <DEV/ATT_{cr}
Confirmation: >DEV/ATT_ yy.yy{cr}{lf}]
8.7.3.4 CLD (Cold Start)
This command is NOT AVAILABLE in redundant systems.
Use CLD to mute the output signal for a predetermined time – 15 minutes –
following Power-Up to ensure a stable reference oscillator. The default is OFF.
Description Details
Set Cold Start: <DEV/CLD_xxx{cr} where:
xxx = ON or OFF
Confirmation: >DEV/CLD_xxx{cr}{lf}]
Return Status: <DEV/CLD_{cr}
Confirmation: >DEV/CLD_xxx{cr}{lf}]
8.7.3.5 MUT (RF Mute)
Use MUT to set or return the RF mute state. The default is ON (output is muted).
Description Details
Mute Output: <DEV/MUT_xxx{cr} where:
xxx = ON or OFF
Confirmation: >DEV/MUT_xxx{cr}{lf}]
Return Mute Status: <DEV/MUT_{cr}
Confirmation: >DEV/MUT_yyy{cr}{lf}]
yyy = ON/OFF/COLD