Hitachi EC702HP Operation Manual page 83

1.4 kw uhf 8vsb-atsc transmitter
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Section 4 - Initial Activation (ATSC Transmitters)
Verification of current (Standby) on the main RF transistors of power drawers
Select Current in the screen Drawer Measurements [2300]. Press ENTER.
Are shown the readings related to the quiescent current of the transistors which can be displayed
in three sequences of the [2320]screen to the power drawer 01. Use the key
current modules and the keys
The current of the Driver ID shall be about 1,2 A.
The currents I1, I3, I5 and I7, shall be about 1,0 A.
The currents I2, I4, I6 and I8, shall be about 0 A.
Manual Rev. 0.0 - April 2016
>
Select Drawers in the screen Measurements [2000]. Press ENTER.
>
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Readings sequence of power drawer's currents, screen [2320].
or
to select the drawer.
to view the
4-4

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