
Nav6 Plus Navtex System User Guide
53
Display Unit Features
1/2vga (480x320 pixels) monochrome LCD with 4 grey levels
32 step CCFL backlighting of LCD
128 step contrast adjustment of LCD
LED backlighting for keyboard
RS485 serial I/O port to sensor
NMEA input
RS232 printer output
Piezo buzzer for audible alarms
Internal temperature sensor
Non volatile memory
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