User's Manual

MHPTV TX User Manual
MHPTV-USR-DOC-V3.0, 10/18/2019 Page 104 of 148
2. With the password properly entered, the AmpCf configuration screen will
appear, as shown below. Press the System button.
3. The System screen is used to run Optitune (AUTO_G_P, see section 4.6) and
One-Button Reducing/Resuming PSUs output voltage.
4. Press the V_Down button to One-Button reducing all PSUs’ output DC
voltage to 46VDC. If the transmitter is running at reducing power, reducing
PSU output voltage will help improving system efficiency while performance
still guaranteed.
5. Likewise, press the V_Resume button to One-Button bringing all PSUs’
output DC voltage back to the regular 50VDC.