sheepytoo said:
there is nothing (apart from the satellite icon on screen) about the GPS at all
I haven't played with that model to know if that is typical, to give you an idea the menu options on my camera are as follows
OSD Settings
SHOW SPEED - ON/OFF, default value
ON
SPEED LIMIT - NO or selectable from 10KM/H to 130KM/H, default value
NO
DATE – shows current time and date (updated once GPS signal is received)
TIME ZONE – select the desired offset (Summer time must be manually selected), default value
+10
SHOW DATE - ON/OFF, default value
ON
SHOW GPS DATA – ON/OFF, default value
ON
GPS DATA FORMAT – selectable view, default view
12.3456
SCREEN TEXT – sample text default
NSW ABC123
SHOW USER TEXT – ON/OFF, default value
ON
SPEED UNIT – KM/H or MP/H (requires system reset to apply), default value
KM/H
ALL OSD – ON/OFF, default value
ON
Video Settings
SIZE – 1920x1080, 1440x1080, 1280x720, 848x480, default value
1920x1080
VIDEO QUALITY – Maximum bitrate selectable from 6MB/SEC through to 15MB/SEC, default value
8MB/SEC
EV – Adjustable, from -2 through to +2, default value
0
AUDIO – ON/OFF selectable default for recording
ON
WHITE B – Selectable white balance, default value
AUTO
CONTRAST – HARD/SOFT/STANDARD, default value
STANDARD
SHARPNESS – HARD/SOFT/STANDARD, default value
STANDARD
EFFECT – VIVID/MONOCHROME/NEGATIVE/SEPIA/ART, default value
OFF
RECYCLE – Recording split point, OFF, 1, 2, 3, 4, 5, 10, 15 minutes, default value
5 mins
DELAY OFF – Time to continue recording after power off, 5, 15 sec, 1, 5 mins, default value
1 min
NIGHT MODE – ON/OFF, default value
ON
MOTION DETECT - ON/OFF, default value
OFF
G-SENSOR – Sensitivity adjustable from -5 through to +5, default value
NORMAL
System Settings
LANGUAGE – ENGLISH, ITALIAN, SPANISH, JAPANESE, RUSSIAN, CHINESE, default value
ENGLISH
VOLUME – Adjustable from 0 through to 7, default value
5
VIDEO FLIP – ON/OFF, default value
OFF
TV OUT – PAL/NTSC, default value
PAL
FORMAT – YES/NO, default value
NO
SYS RESET – YES/NO, default value
NO
AUTO OFF – Selectable 1/3/5 minutes or OFF, default value
5 mins
LIGHT FREQ – 50Hz/60Hz, default value
50Hz
LCD OFF – Selectable 1 or 3 Minutes or OFF, default value
1 min
VERSION – Shows current firmware version number, current
Q20130106
as you can see there are a couple of things in the menu that are related to GPS, speed etc
when you record a file on a cam with GPS you would normally see things like OSD display of speed or GPS position, cams without GPS obviously don't have this so if you don't have anything like that showing up on screen then it may just be without GPS
Here's a screenshot from my cam and you can see GPS co-ordinates, speed etc,
http://www.jokiin.com/images/car_dvr_screenshot.jpg