Maintenance
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t and its contents are the property of CASSIDIAN
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SHEET A-2
SYMPTOM(S)
PROBABLE CAUSE(S)
CORRECTIVE ACTION
• "TX DEF" red
• Antenna at fault (SWR alarm).
• Connect the antenna cable correctly.
• Test the antenna's SWR (see Sheet P-2)
• If the fault persists, power down the
IDR IDO 3G using the primary converter's
"I/O" switch (Plate 6.IV, item 2 or 9) (wait
until the power supply stops before putting
the switch back to "I").
• If the fault persists, contact the
manufacturer's customer support service.
FAULTS INDICATED BY LEDS (4/4)