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KX-G8300
LO GerKit]0)
radome is in good order.
CRT screen
* Use a soft cloth with
a slight amount of
anti-static-charge
spray. Never apply
plastic solvent.
Dirt on this creates
symptoms identical to poor
sensitivity. Clean CRT
surface, using special
care not to scratch it.
CRT anode and
approach
6 months
to 1 year
High tension on the CRT attracts
dust from the environment, and
moist dust will cause poor
insulation. Clean high
voltage parts as follows.
*If a crack is found
on rubber cap or wire
sheath, replace cap
or wire with new one.
(Fig. 29)
*Always make sure
anode cap is put back
on CRT after cleaning.
1. Pull out anode cap and
touch its nipple to chassis
(discharging).
2. Clean CRT side and anode
cap/lead using a soft
dry cloth.
Check for loose connections.
Clean contacts or replace
plug, if necessary.
Connectors of
P.C. Board in
the main unit.
CRT anode cap
("High" tension)
S|
on
WIRING CONNECTION DIAGRAM
INTERCONNECTION DIAGRAM
DISPLAY UNIT
AUDIO ALARM OUTPUT
LORAN SIGNAL
(NMEA-0183)
SHIP'S POWER
12/24/32VDC.
(+) WHITE
(-) BLACK
Fig. 30
ANTENNA UNIT
MAG.CURR.MON.
PROTECT
GND
BEARING SIGNAL
HEADING PULSE
+12 V
-12V
MOTOR (-)
MOTOR (+)
GND
VIDEO SIGNAL
BAND WIDTH
TRIGGER
GND
GND
A. C. SEA
MANUAL GAIN CONT.
TUNING INDICATOR
TUNING FINE
TUNING COARSE
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