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KDTC530
Troubles and causes
Trouble
Possible cause
Remedy
Communication antenna is
not connected.
Connect antenna.
Antenna cable is broken. Replace antenna cable.
Foreign matter is in
communication antenna
connector.
Remove foreign matter.
Radio wave does not reach
antenna
because
of
obstacle around it.
Install antenna to place where there are no
obstacles.
Out of communicable
range.
Move in communicable range.
Power source is not
supplied.
Check service power source, GND, and ACC
line.
KDTC530 cannot communicate.
KDTC530 has trouble.
Replace KDTC530.
GPS antenna is not
connected.
Connect GPS antenna.
GPS antenna cable is
broken.
Replace GPS antenna cable.
GPS antenna is defective. Replace GPS antenna.
Radio wave does not reach
GPS antenna because of
obstacle around it.
Install GPS antenna to place where there are
no obstacles.
GPS signals are not received.
KDTC530 has trouble.
Replace KDTC530.
Power source is not
supplied.
Check service power source, GND, and ACC
line.
Interface connector pins
are wrong.
Correct interface connector pins.
When ACC line is turned ON, KDTC530
does not operate (LED does not
light up or flash at all).
KDTC530 has trouble.
Replace KDTC530.
