Nikon D5100 Reference Manual page 20

This item is used to adjust settings for optional GP-1 GPS units. The GP-1 can be
connected to the camera's accessory terminal (_ 207) using the cable supplied with
the GP-1, allowing information on the camera's current position to be recorded when
photographs are taken (turn the camera off before connecting the GP-1; for more
information, see the GP-1 manual).
The GPS menu contains the options listed below.
• Auto meter-off: Choose whether the exposure meters turn off automatically when
the GP-1 is attached.
Option Description
Exposure meters turn off automatically if no operations are performed for the
time selected for Custom Setting c2 (Auto off timers, _ 160; to allow the camera
Enable time to acquire GPS data, the delay is extended by up to one minute after
exposure meters are activated or the camera is turned on). This reduces the drain
on the battery.
Disable Exposure meters do not turn off while the GP-1 is connected.
• Position: This item is only available if the GP-1 is connected,
when it displays the current latitude, longitude, altitude, and
Coordinated Universal Time (UTC) as reported by the GP-1.
• UseGPS to set cameraclock:Select Yes to synchronize the camera clock with the time
reported by the GPS device.
[] Coordinated Universal Time (UTC)
UTC data is provided by the GPS device and is independent of the camera clock.
[] The _ Icon
Connection status is shown by the _ icon:
• l'_'_l(static): Camera has established communication with GP-1.
Photo information for pictures taken while this icon is displayed
include an additional page of GPS data (_ 128).
• _ (flashing): The GP-1 is searching for a signal. Pictures taken while
the icon is flashing do not include GPS data. _s_
• Noicon: No new GPS data have been received from the GP-1 for at least two seconds.
Pictures taken when the _ icon is not displayed do not include GPS data.
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