Introduction; Front Panel; Digital Exciter - The Master Control Unit - Hitachi EC702HP Operation Manual

1.4 kw uhf 8vsb-atsc transmitter
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Section 5 - System Operation Manual
(E-Compact ATSC Transmitters - EC701HP thru EC708HP)
Section 5
System Operation Manual
E-Compact ATSC Transmiitters
5.1

Introduction

The E-Compact ATSC transmitters provision:
(a) Measurements,
(b) Configurations,
(c) Alarms, and
(d) Remote control via microcontrollers.
Below is a detailed description about the operational software (configuration and operation)
system installed in the ATSC transmitters, located within of the exciter.

5.1.1 Front Panel

On the front panel of the Exciter there is a LCD Display with 2 lines and 40 columns. Also a
circular keypad with a set of 4 command keys in gray color, and one centered, termed ENTER
on black color. An escape key, ESC, complete the set of 6 keys that allows an easy operator-
transmitter interaction.
Checking the LCD display is always possible to gather the operation status of many parameters,
and also, promote changes on some of these parameters using the 5 keys keypad.
5.2

Digital Exciter - The Master Control Unit

Manual Rev. 0.0 - August 2016
Figure 5-1 Exciter´s front view
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5-1

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