MDC-5200/5500 Series
Chapter 5 Troubleshooting and on board repair
0092655002-03
5-17
+250V cable is
short-circuited to frame.
Does this status recover by
removing X12 connector from
SCAN PCB?
No
Antenna unit wiring failure
or Display unit failure
Yes
SCAN PCB failure
Pulse width control
failure
Yes
SCAN PCB failure
Is +24V at X12-1 pin of SCAN
PCB normal?
Antenna unit wiring
failure or Display unit
failure
No
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
Содержание MDC-5204
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Страница 175: ...0092655002 03 A 1 INTER CONNECTION DIAGRAM RB806 ...
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