MDC-5200/5500 Series
Chapter 5 Troubleshooting and on board repair
0092655002-03
5-23
+250V cable is
short-circuited to frame.
Does this status recover by
removing P1 (J1) connector
from modulator PCB?
No
Antenna unit wiring failure
or Display unit failure
Yes
Modulator PCB failure
Pulse width control
failure
Modulator PCB or Display unit
failure
Please check the following points and measure.
1) Rope is winding around antenna.
2) Failure of rotating mechanism such as
“Gear unit”
Failure of motor,
failure wiring in Antenna unit
or failure of Display unit power
No
Yes
No
Change fuse with a
new one.
End
Is antenna rotating normally?
Yes
No
Can antenna rotate by hand?
Is Display unit motor fuse
blown?
Yes
Antenna does not rotate.
1
Summary of Contents for MDC-5204
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Page 26: ...Chapter 3 Installation method MDC 5200 5500 Series 3 2 0092655002 03 RB808 RB809 Unit mm inch ...
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Page 175: ...0092655002 03 A 1 INTER CONNECTION DIAGRAM RB806 ...
Page 176: ...A 2 0092655002 03 INTER CONNECTION DIAGRAM RB807 ...
Page 177: ...0092655002 03 A 3 INTER CONNECTION DIAGRAM RB808 ...
Page 178: ...A 4 0092655002 03 INTER CONNECTION DIAGRAM RB809 ...
Page 179: ...0092655002 03 A 5 INTER CONNECTION DIAGRAM MRD 109 MRO 108 ...
Page 180: ...A 6 0092655002 03 INTER CONNECTION DIAGRAM MRD 111 ...
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