Chapter 5 Troubleshooting and on board repair
MDC-5200/5500 Series
5-22
0092655002-03
5.3.2.10.2 Antenna unit failure (RB807, RB808, RB809)
Yes
RF module (RFM-100)
failure
No
No
+12V cable is
short-circuited to
frame.
Does this status recover by
removing P1 (J1) connector from
modulator PCB?
Does this status recover by
removing P5 (J5) connector
from control PCB?
Shorted in antenna
connection cable or
Display unit failure
No
Modulator PCB failure
Motor driver PCB failure
Yes
Does this status recover by
removing P2 (J2) connector
from modulator PCB?
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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