Simrad GC80/GC85 Dual Gyro Compass
58 20221537 / D
5.7 System start-up and software configuration
When all GC80/85 units are installed and the cables connected
according to the procedures described in previous chapters, the
system is ready for the first time start-up procedure.
Note! The start-up procedure and configuration is identical for each
gyro, and has to be performed for both gyro compasses before
the dual function can be started. The start-up procedure may be
performed simultaneously for both compasses.
System Start-up for each gyro compass
mltbo
1 Turn ON the gyro system by pressing the POWER button
on the Control panel. The following start-up sequence will
take place:
- Control unit type (GC80 Std, or GC85 HSc), SW version
for Control unit and for Master compass is displayed in
rapid succession. Examples of display text are shown
below:
OR
GC80 CONTROL
UNIT
STD VERSION
GC80 CONTROL
UNIT
HIGH SPEED
VERSION
SW VERSION
CONTROL UNIT
SW. VERSION
MASTER COMPASS
dvol
2 The sensitive element starts rising horizontally, and the
compass turns 360° clockwise. The display shows
decreasing bearing as the compass is turning
3 If the gyro has been turned ON and OFF again, but rotor
still rotating when the POWER button was pressed for new
start, a rotor break function will be activated to completely
stop the rotor.
4 Active rotor break is indicated with flashing display.
dvol
5 When the rotor rotation is stopped, start bearing is
indicated with flashing text in the display. The start
bearing will be the same as active bearing when the
compass was turned OFF.
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