2-1
The information contained in this section is a summary of the section
with the same title, but not the same section number, on the enclosed
CD.
“Refer to CD”
is used throughout this section to refer the reader to
the detail information on the CD. Go to this section on the CD for inter-
active links to the detail information referred to in this section.
2
OPERATION
2.1
GENERAL
This section contains turn-on, normal operation, turn-off, and emergency operating
procedures plus a description of controls. indicators, test points, and connectors for the
MDR-8000 Series Microwave Digital Radios.
Before performing any procedures, operating personnel should become
familiar with the locations of power distribution units and circuit
breakers. If an equipment performance problem occurs during the fol-
lowing procedures, refer to the Maintenance section.
2.2
TURN-ON
The radio is designed to operate continuously without operator intervention. After initial
installation and power turn-on, operating procedures are limited to periodic visual lamp
checks, alarm checks, and answering or initiating orderwire service calls. Turn-on procedures
are needed only if the system has been turned off due to a malfunction or during maintenance.
Exposure to energy radiated at microwave frequencies can
cause eye damage and eventual blindness. Do not operate
the system with either the transmit or the receive waveguide
port unterminated. Do not look into the waveguide run or the
antenna of an operating radio.
Until all radios in the transmission link are interconnected, turned on,
and operating properly, alarm conditions may exist.
Perform the following procedure to turn on the MDR-8000 series radios:
1
On all power supply modules, set power ON/OFF switches to ON.
Note
Note
WARNING
Possibility of
Damage
to Equipment
Note
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