FM TRANSMITTER
TR
EM
1000
HE
DIG
PLUS
COMPACT
Technical Manual 1v2 November 2019
13
1.3 Location of parts.
1.3.1 Front panel description.
The front panel of the EM 1000 HE DIG PLUS COMPACT is shown in the next picture:
Figure 1.1: EM 1000 HE DIG PLUS COMPACT Front Panel
The elements shown in the previous figure are described next:
1. Control Panel.
Allows the user to set device functions and to view and set operating
parameters. It is composed of the following:
•
Liquid crystal display (LCD
) – a graphics display that shows the operating parameters and
functions selected via the multifunction knob.
•
ALARM indicator light
(red) – this LED lights up in red if an alarm event occurs (e.g., output
power or modulation too low).
•
LIMITER indicator light
(red) – this LED lights up in red to indicate that the maximum
deviation limiter has activated due to an audio signal that is too high.
•
ON indicator light
(yellow/green) – this LED lights up two ways:
• It lights up in yellow when the device is on stand-by
• It lights up in green when the device is in operation (powered up).
•
LOCK indicator light
(green) – this LED lights up in green to indicate that the internal
frequency synthesizer is locked on the set operating frequency.
•
Multifunction knob (encoder)
– allows the user to navigate the command menu in various
ways:
• If turned – selects the various functions/operations for the device, or the parameter values
to be set.
• If briefly pressed (like a button) when inside a menu – activates the option currently
selected.
•
ESCAPE button
– while navigating through a menu, pressing this button will return the user
to the previous level.
•
ON/STAND-BY button
– starts the device or puts it on stand-by.
2. Handles.
Allow the user to easily pick up the device to remove it from or insert it into a
mobile rack.
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