: Call-up codes for external heading input, speed/latitude settings for error correction, and software version display.
Complete Operational Guide for the Yokogawa CMZ-700 Gyro Compass
For owners continuing to use this unit, the is the single most critical item for extending its service life. Without it, a simple battery replacement (for memory backup) becomes a dangerous guessing game.
Switch the breaker on the power supply unit to the "ON" position. yokogawa gyro compass cmz 700 user manual
The CMZ 700 series is available in three distinct configurations to suit different installation needs:
: A primary 84-page manual for the CMZ700 Series is available on Scribd . It includes block diagrams, system configurations, and essential navigation heading information
The Yokogawa CMZ 700 is a high-precision, maintenance-free fiber optic gyrocompass (FOG) designed for marine navigation, dynamic positioning, and offshore vessel control. It provides true north reference without relying on GPS or magnetic fields. : Call-up codes for external heading input, speed/latitude
| Alarm Message | Cause | Action | |---------------|-------|--------| | NO GYRO DATA | Internal sensor failure | Restart power. If persists, replace master unit. | | ALIGN TIMEOUT | Vessel moving during alignment | Stop vessel, realign via MENU → Restart alignment. | | POWER FAIL | Input voltage < 18V | Check PSU and ship’s supply. | | LATITUDE INVALID | No GPS and manual entry missing | Enter latitude manually. | | OVER TEMP | Internal > 65°C | Check ventilation, reduce ambient temperature. | | NMEA OUT ERROR | Short circuit on NMEA output | Disconnect load, check wiring. |
Do you need assistance with or NMEA data configurations ? Share public link
The gyrosphere itself is a consumable part with a operational lifespan typically ranging between (roughly 3 to 5 years of continuous operation). When the sphere reaches its end-of-life, heading data will begin to drift, and error codes will manifest on the display. 6. Troubleshooting and Alarm Codes Switch the breaker on the power supply unit
Note: Avoid turning off the gyro compass during short port stays, as restarting it requires waiting for the 4-hour settling time again. 4. Understanding Error Corrections
The is a masterpiece of Japanese technical writing—precise, cautious, and linear. But for the deep user, it is a map that requires interpretation. The manual tells you what to press; it does not tell you why the gyro fails.
The operator manually enters the ship's current latitude and average speed via the control panel buttons.
