TM
11-6660-266-13
Table 2-1. MARWIN Processor Operating Controls and Indicators
Index
Function
Nomenclature
No.
Displays menus, operator instructions, DCT and RDF Unit
1
Display Unit
transmitted messages, and self test results.
2
OPERATION CONTROL
Selects mode of operation.
Selects types of data to be displayed on screen.
DISPLAY CONTROL
Antenna Control function is not used.
ANTENNA/CURSOR CONTROL
Up and Down Arrows are used to scroll data on display.
Up, Down, Left, Right Arrows and HOME can be used in the
header editing process with the SYSGEN Program.
Numeric keys used to enter data and system operating
DATA ENTRY
parameters.
Keys used for volume control of loudspeaker. Left-hand
AUDIO CONTROL
keys select the signal source for audio monitoring.
Lowermost right-hand key turns off sound.
Optical paper tape reader for reading punched tape
Paper Tape Reader
3
containing radiosonde calibration coefficients.
Provides for audio monitoring of PTU signals.
Loudspeaker
4
Not used.
ANT CONTROL Connector
5
Provides for connection of signal from VLF Antenna. (Wired
LOCAL VLF Connector
6
in parallel with LOCAL LORAN Connector.)
Provides for connection of UHF signal from Antenna Switch.
ANTENNA Connector
7
Test point for MARWIN Processor outputs as selected by
TEST 2 OUT Connector
8
TEST 2 SEL switch.
Selects the following MARWIN Processor outputs for test
TEST 2 SEL Switch
9
purposes:
Output
Switch
Position
Signal
OMEGA SYNC from VLF Correlator
5
2-3
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