TeleType Company WORLDNAV 7400 User Manual
Printed in China
Index
31
7400 Hardware User Guide
© 2011 TeleType GPS
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Index
- A -
Accessories 8
- B -
Backlight 24
Bluetooth 18
- C -
Calculator 21
Calender 21
Calibration 24
Cell Phone 18
- D -
Date 24
- E -
Ebook 20
- F -
Flash Movie 20
FM 23
Frequency 23
- M -
Movies 20
Music 20
- N -
Navigation 17
Notepad 21
- P -
Photo 20
Power 24
Power Cord 8
- R -
Radio 23
- S -
Serial Expansion 24
Specs 9
System Info 24
- T -
Technichal Specfications 9
Time 24
Tools 21
- V -
Volume 24
© 2011 TeleType GPS
Table of Contents
Part I
Getting Started
..........................................................................61 Disclaimer
..........................................................................82 Accessories
..........................................................................93 Specifications
Contents
3
6
Part II
Basic Operation
Part III Main Menu
..........................................................................171 Navigation
2
..........................................................................18
Bluetooth
3
..........................................................................20
Media Player
..........................................................................214 Tools
..........................................................................235 FM Radio
..........................................................................246 Serial Expansion
..........................................................................247 System
Part IV
Troubleshooting
Index 31
© 2011 TeleType GPS
12
16
28
Troubleshooting
29
Cannot
communicate
with computer
No GPS signal
Unable to use
navigation
function
The USB cable is
not connected
well
Poor reception
area such as inside
a building, an
urban area or a
mountainous
region;
interference from
another device in
the vehicle
Contact TeleType GPS Support Staff
Connect USB cable; check
ActiveSync settings
Mount the GPS on the
windshield with a clear
view of the sky; try
obtaining a signal outside
your vehicle; note that
some electronics and
windshield treatments
interfere with GPS signal
strength
© 2011 TeleType GPS
7400 Hardware User Guide
28
4 Troubleshooting
Problem Reason Solution
GPS will not
power on
Screen is too
dark
Touch screen
function is
abnormal
No Sound
© 2011 TeleType GPS
Lack of power
Power is off Press the Power button
The backlight is
not bright enough
The backlight has
been turned off
Touch screen
calibration is off
The volume level is
at its lowest
setting
Poor connection
between
earphones and
device
FM Transmitter is
enabled
Plug in the device to AC
or DC power
Adjust the backlight to a
brighter setting
Touch the screen and
screen will turn on
Use System Tools to
recalibrate the screen
Increase the volume using
the WorldNav software
or the hardware system
settings
Check the connection to
the earphones
Disable your FM
Transmitter
Part
I
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