
IV-18(ИВ-18)VFD Tube Clock Instructions Http://www.nixieclock.org
Press OK to save the settings and exit the menu, when you power on or cut off the power it
will remember what you set before.
■This setting stored in the clock and can’t lose when power off.
■After reset UTC, it will worked in the next time when GPS checking the time.
Menu 4: GPS status
Press the FUNC key to enter the menu, use RIGHT/LEFT key to change the number, and
then enter menu 4 GPS status screen.
Press OK to enter the settings screen, at this time will display the present GPS status.
Displaying NO GPS: no connect with GPS receiver or the BAUD setting was wrong.
Displaying SEARCH: now connected to the GPS receiver, but GPS receiver didn't connect to
satellite, and now it is searching for the satellite.
Displaying ONLINE: now connected to the GPS receiver and the satellite, and it is checking
the time.
■When the present time error reached 1 second to the satellite time, clock will check
the time and update the time immediately.
■After refresh successfully, clock will have three short beep.
Menu 5: Set GPS BAUD RATE
Press FUNC key to enter menu, use RIGHT/LEFT key to change the number, and then enter
menu 5 Set GPS baud rate.
Press OK to enter settings screen, at this time it will display the present GPS BAUD, use
RIGHT/LEFT key to change the BAUD.(4800bps/9600bps/19200bps/38400bps)
Press OK to save the settings and exit the menu 5, press CANCEL to cancel it.
■This setting stored in the clock and can’t lose when power off.
■The set should according to your GPS receiver user manual, if the BAUD was
mismatching the clock can’t check the right time.
Menu 6: Set leader 0 mode
Press FUNC key to enter the menu, use RIGHT/LEFT key to change the number, and then
enter in menu 6 Set leader 0 mode.
Press OK to enter the settings screen, at this time it will display the present settings. Press
RIGHT/LEFT will switch it between ON/OFF.
Displaying ON: when the first number is 0, 0 will display, eg: 8 am for 08:00:00
Displaying OFF: when the first number is 0, it will not display, eg: 8 am for 8:00:00