JRC JMA-5212-4/6 Service Manual

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6.2. Error Message Lists
6.2.1. Error Messages for the Scanner Unit
TXRX(SSW Off)
Description
This message indicates that the safety switch on the scanner unit is OFF. Transmission is not
allowed when the safety switch is OFF.
Location of cause
o
Procedure
Safety switch on the
scanner unit
x Set the safety switch to ON.
x Check the safety switch S101.
CMC-1205R in the
scanner unit
x Check the insertion of J1105 on the CMC-1205R.
x Replace the CMC-1205R.
TXRX(MHV)
Description
This message indicates that the high-voltage power supply for the modulation circuit in the
scanner unit is abnormal.
The power circuit CBD-1682A or the modulation circuit CPA-264 may be faulty.
Location of cause
o
Procedure
CPA-264 in the
scanner unit
x Check the insertion of connectors J2102 and J2101 on the
modulation circuit CPA-264.
x Replace the CPA-264.
CBD-1682A in the
scanner unit
x Check the insertion of connector J1002 on the power circuit
CBD-1682A.
Replace the CBD-1682A.
CMC-1205R in the
scanner unit
x Check the insertion of P1111 on the CMC-1205R.
x Replace the CMC-1205R.
Cables in the scanner
unit
x Check the cables in the scanner unit.
W003, W107, and W201

JRC JMA-5212-4/6 Specifications

General

Brand	JRC
Model	JMA-5212-4/6
Category	Marine Radar
Language	English