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Chapter 4 MAINTENANCE
4.5 FAULT FINDING
Alarm name
(Japanese)
EEPROM
1
2
Table 4.5-3 Alarm list of system alarm: display unit
Alarm name
(Japanese)
1
2
DSP
DSP
DSP AZI
DSP HL
DSP
Table 4.5-4 Alarm list of system alarm: external equipment communication
Alarm name
(Japanese)
GPS
Gyro/Compass
NMEA1
NMEA2
Keyboard
Scanner
4-20
Alarm name
Class
(English)
Scanner(Data)
Alarm Collision occurs when transmitting data to the scanner.
Scanner(EEPROM)
Alarm Stored value error is returned from the scanner when the initial
Scanner(Heater)
Alarm The MAG heater voltage error bit of scanner communication data
Scanner(Reverse)
Alarm The reverse rotation alarm bit of scanner communication data is set.
Scanner(Video)
Alarm The VIDEO error bit of scanner communication data is set.
Scanner(Trigger)
Alarm The TRIGGER error bit of scanner communication data is set.
Scanner(Fan 1)
Alarm The FAN error bit (FAN 1) of scanner communication data is set.
Scanner(Fan 2)
Alarm The FAN error bit (FAN 2) of scanner communication data is set.
Scanner(Motor)
Alarm The motor current error of scanner communication data is set.
Alarm name
Class
(English)
Keyboard1(Time Out)
Alarm No reply from the control panel after data transmission.
Keyboard2(Time Out)
Alarm No reply from the control panel after data transmission.
DSP(Video)
Alarm DSP detects VIDEO error.
DSP(Trigger)
Alarm DSP cannot receive TI interrupt.
DSP(AZI)
Alarm DSP cannot receive BP interrupt.
DSP(HL)
Alarm DSP cannot receive BZ interrupt.
DSP Error
Alarm Abnormal operation (infinite loop) of DSP.
Alarm name
Class
(English)
GPS Port
Alarm Serial driver error occurs during COM1 port communication.
Gyro/Compass Port
Alarm Serial driver error occurs during COM2 port communication.
NMEA1 Port
Alarm Serial driver error occurs during COM3 port communication.
NMEA2 Port
Alarm Serial driver error occurs during COM4 port communication.
Keyboard Port
Alarm Serial driver error occurs during COM5 port communication.
Scanner Port
Alarm Serial driver error occurs during COM6 port communication.
GYRO(Time Out)
Alarm For heading equipment=Gyro, cannot receive valid sentences
Description
Checksum of the received data is different.
adjustment data is requested.
The save operation is not completed when data save is requested to
scanner EEPROM.
is set.
Description
Description
(including checksum error) which had been received properly.
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