KNS Ku-BAND RX, Installation And Operation Manual, Page: 112 / 123

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2. If the problem is not yet resolved, check the PCU.
Symptom #11 Heading angle does not synchronize to the ship’s gyro.
Check Point
1. Check the ship’s gyro signal. Is the gyro signal level within the proper
range? Refer to ‘3.6.3 ACU Gyro Compass Cable Connection’.
2. Check the cable connection between the AUC and the ship’s gyro.
3. Check the matching of the gyro compass type and the direction, etc.
of the ACU and the ship’s gyro
4. Check the NMEA converter. Replace the NMEA converter.
Symptom #12
Searching fail error message (PCU error 0X 10 00 00) occurs
immediately after initializing.
Check Point
1. Check the longitude of the target satellite. If the calculated elevation
angle and azimuth angle are out of its range, the ACU will be displaying
the searching fail error message (PCU error 0X 10 00 00).
2. Check the state of the GPS. Are the GPS data correct?
Symptom #13
The antenna is searching continually without tracking.
Check Point
1. Check the ‘S&T Reference Details’ (Key ‘5’).
2. Check the ‘DVB Tuner’ (Key ‘6’).
3. Is the antenna blocked?
4. Check the skew angle. Is the skew mode on ‘AUTO’?
5. Please confirm that the RX frequency of the target satellite is within
the input frequency range of the LNB.
Symptom #14 The antenna is tracking the satellite, but cannot hold the tracking.
Check Point 1. Is the antenna blocked?