Koden MDC-2200 series, Руководство по установке

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Chapter 6 Troubleshooting and on-board repair MDC-2200/2500 Series
6-2 0092625002-07
6.2.1.1 Error display list
Table 6.1 Error display list
Error location Error status Cause
Antenna Not connected Antenna connecting cable is disconnected.
Magnetron high voltage TXHV fuse blown, Transmitter PCB malfunction
Magnetron current TXHV fuse blown, Magnetron end of life
Magnetron heater current Magnetron malfunction,
Transmitter PCB malfunction
Echo No azimuth signal Motor fuse blown, Transmitter PCB malfunction
No heading line signal Motor fuse blown, Transmitter PCB malfunction
No trigger signal Transmitter PCB malfunction
No video signal Front-end malfunction,
IF Amp. malfunction
No ARPA signal
Heading No signal HDT, HDG, HDM, VTG, RMC, or RMA signal is not
received.
Speed No signal VHV, VHW, VBW, VTG, RMC, or RMA signal is not
received.
Panel Not connected Operation panel connector is not connected.
Checksum There is strong noise source near the operation
table.
ATA Not connected Integrated ATA PCB is not connected.
AIS Not connected Integrated AIS PCB is not connected.
Inter-switch Not connected The data cable between two Display units is not
connected.
Preset No data No setup value was found in INITIALIZE=> USER
SET LOAD or EXT LOAD.
Memory Flash memory writing Setup value could not be saved normally to flash
memory in INITIALIZE=>SETUP SAVE.
Serial port Download External load operation failed in Menu INITIALIZE=>
EXT
Upload External save operation failed in Menu
INITIALIZE=> EXT SAVE.
Checksum Checksum error occurred in NMEA received data
(displayed in maintenance).