User's Manual

5-38
When the result of the self-diagnosis test is normal, "OK" is displayed.
The displayed result of the antenna is not a diagnosis result. It indicates the antenna terminal
during operation.
The diagnosis result of abnormal
 The list of the diagnosis result of abnormal is shown in the following table.
Diagnosis
Item
Diagnosis Result Defective
Unit
Contents of Failure Corrective Action
NG CPU FROM CDJ-2483 CPU internal Flash ROM error
NG SRAM CDJ-2483 SRAM error
NG FROM CDJ-2483 Flash ROM error
NG TX DAC CDJ-2483 Transmission DA converter error
NG RX1 PORT CDJ-2483 GMSK receiver CH A input port error
NG RX2 PORT CDJ-2483 GMSK receiver CH B input port error
NG RX3 PORT CDJ-2483 DSC reception input port error
CONT
NG CDJ-2483 Multiple errors in CDJ-2483.
NG PPS CONT. CDJ-2483 Internal GPS unit error
CDJ-2483 is defective.
Replace NTE-183.
NG SAT.RCV.
CDJ-2483 Internal GPS unit receives signal from
only less than four satellites.
Check the NTE-183
installation conditions.
(*1)
INT GPS
NG CDJ-2483 Multiple errors
NG RX1 UNLK CMN-2183 GMSK receiver CH A synthesizer unlock
NG RX2 UNLK CMN-2183 GMSK receiver CH B synthesizer unlock
NG RX3 UNLK CMN-2183 DSC receiver synthesizer unlock
NG TX UNLK CMN-2183 Transmitter synthesizer unlock
NG RX1 LOOP CMN-2183 GMSK receiver CH A loop back test error
NG RX2 LOOP CMN-2183 GMSK receiver CH B loop back test error
NG RX1 RSSI
CMN-2183 GMSK receiver CH A loop back test
Reception level error
NG RX2 RSSI
CMN-2183 GMSK receiver CH B loop back test
Reception level error
NG RX3 RSSI
CMN-2183 DSC receiver loop back test
Reception level error
NG PA CMN-2183 PA error
TRX
NG CMN-2183 Multiple errors in CMN-2183
CMN-2183 is
Defective.
Replace NTE-183.
PS
NG PS LOW
CBD-2183 Output voltage (9.8 V) error CBD-2183 is
Defective.
Replace NTE-183.
INTERNAL -- The internal antenna terminal is using ANTENNA
EXTERNAL -- The external antenna terminal is using
(*1): Check that the AIS transponder is not in the shadow of an antenna mast or other antennas.
After the installation conditions of AIS transponder is checked, wait for a while and then
perform the test again.
 Caution: If malfunction is found, contact us or our agency as soon as possible.