Chapter 8 MDC-1810P/1820P Series
Trouble Shooting And On Board Servicing
Operation Manual
7. Operation Unit
Y
Does the radar turn on?
Y
Are the following connections
in Main Logic PCB correct?
1) J701 and Power Supply
PCB
2) J704 and Operation Unit
N
Correct the faulty connections.
Y
Y
Y
Any faulty control or key
switch detected?
N
Press the MENU key 5
times. Is the panel check
display shown?
Y
N
N
Press and hold the MODE
key and turn the radar on. Is
the radar started?
Is the connection
between the display
and ship’s main supply
correct?
N
Operation Unit is faulty.
Correct faulty connections.
Operation Unit or Main
Logic PCB is faulty.
The MENU key is faulty.
Detected control or key switch
needs to be replaced.
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