A satellite controlled watch only receives signals from satellites. It emits no radio signals itself.You can use it in a hospital or in a plane without any concern.

It runs as an ordinary quartz watch.Refer to “Specification” in the instruction manual of your watch for details about its accuracy without signal reception.Instruction manualhttp://www.citizenwatch-global.com/support/guide/manual.html

They are GPS satellites, which are also used for car navigation systems.Some models also receive information from “Michibiki”, a Japanese quasi-zenith satellite.

The settings of the leap second and/or the rollover number may be incorrect or the reference position of the hands on the watch may be incorrect.Check the settings and the position.The method of the leap second and rollover number settings and checking the reference position of the hands are different depending on models.Refer to the instruction manual of the watch to make changes.・For some models, you can also use the abbreviated instruction.Instruction manualhttp://www.citizenwatch-global.com/support/guide/manual.html

The summer time setting may be incorrect. Check the summer time setting.The method of the summer time setting is different depending on models.Refer to the instruction manual of the watch to make changes.・For some models, you can also use the abbreviated instruction.Instruction manualhttp://www.citizenwatch-global.com/support/guide/manual.html

The world time setting may be incorrect. Check the world time setting.The method of the world time setting is different depending on models.Refer to the instruction manual of the watch to make changes.・For some models, you can also use the abbreviated instruction.Instruction manualhttp://www.citizenwatch-global.com/support/guide/manual.html

It may be because the time set on the watch is incorrect or the reference position of the hands on the watch is incorrect.Try to receive satellite signals manually to adjust the time.Check the leap second setting on the watch if the time is still incorrect even after the manual signal reception.Check the reference position of the hands on the watch if the leap second setting is correct.The method of manual signal reception, leap second setting and checking the reference position of the hands are different depending on models.Refer to the instruction manual of the watch to make changes.・For some models, you can also use the abbreviated instruction.Instruction manualhttp://www.citizenwatch-global.com/support/guide/manual.html

You can adjust the time manually.The method of time adjustment is different depending on models.Refer to the instruction manual of the watch to make changes.・For some models, you can also use the abbreviated instruction.Instruction manualhttp://www.citizenwatch-global.com/support/guide/manual.html

As shown in the picture below, make sure you are in an area with few surrounding trees, buildings, or other objects which may obstruct the satellite signal. Face the dial towards the sky and perform signal reception.Ideally, the sky directly above you should be as clear as possible, as