Multi-purpose instruments

- Power up the boat's main DC service and turn on the trim tab circuit breaker. The "Oval" will come up on standby but no LED's will be lit.
- Turn on the switch provided by the installer which wakes up the "Oval" and puts it in service. The "Oval" will initiate a 10 second calibration sequence to synchronize the tabs and indicators at full retract, ready for use. The
display ...