Cisco Model D9477 MQAM Modulator Installation Guide
Chapter 4 Operating the Modulator
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Mute the RF Output of a Selected RF Module
This section contains instructions for enabling the RF mute option. During
installation, for example, use this procedure to mute the RF output before you
connect the RF OUT ports to the distribution plant.
Enabling or Disabling a Muting Option
Follow these steps to enable or disable a muting option for a selected RF output.
Important: The RF output state established from the front panel of the MQAM is not
Important: The RF output state established from the front panel of the MQAM is not
recorded by the DNCS. At the next MQAM restart, the RF output state reverts to the
value stored in the DNCS.
1 On an MQAM that has power connected and has finished booting, press the
1 On an MQAM that has power connected and has finished booting, press the
LEVEL until the Output Mute screen appears.
2 Press RF SEL to choose an RF output.
3 Press the Up and Down Arrow keys to toggle the selected RF Mute between
3 Press the Up and Down Arrow keys to toggle the selected RF Mute between
Off and Mute.
4 Press ENTER. The system saves the output muting changes to NVRAM and the
default screen appears.
Note: Mute appears on the default status screen for the selected channel.