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Concerning of Poor GPS Signal

 

 

It is possible unable to receive GPS signal or signal low in these places:

 

 

 

 

Inside the tunnel, GPS signal is blocked. 

 

 
 

 

Beside some buildings, GPS signal 
is low or disturbed.

 

 

 

Covers above, GPS signal are blocked. 

 

 
 

 

Inside forests, or too many covers, 
GPS signal is low or disturbed. 

 

 

Inside buildings, GPS signal is blocked

 

  If you use the Bluetooth GPS Receiver inside the car, some anti-sunlight windscreen film will make the GPS signal degraded or signal 

blank.

 

 

  GPS  satellite  is  owned  by  America  military;  sometimes  they  will  tune-down  the  accuracy  by  some  reason.  In  such  cases,  the  GPS 

position may not fixed exactly. 

 

 
 

Содержание GT-750

Страница 1: ...1 Bluetooth GPS Receiver 65 channels User s Manual ...

Страница 2: ...by Bluetooth interface The Bluetooth GPS Receiver is designed as an ultra low power consumption device and high position accuracy It will update the satellite position every second This Bluetooth GPS Receiver auto locating feature is capable of automatically determining a navigation solution without intervention However acquisition performance could be interfered and do cold start if the receiver ...

Страница 3: ...electrical device or RF radio product to be switched off in the designated areas This device contains a Li Ion battery Please keep it away from fire anytime Including discarding the device or the battery may explode The embedded battery must be properly disposed or may be recycled contacts your local recycling centers for disposal methods BASIC OPERATIONS Charging the battery For the first use the...

Страница 4: ...one Normally Pin code is not necessary But some Bluetooth embedded system force to enter pin code password please fill 0000 in such case E Connect the Bluetooth GPS Receiver and then make sure baud rate set at 38400 bps standard in your application program F Load your GPS mapping or routing software along with the corresponding maps of the areas that you are occupying or plan to travel Start the a...

Страница 5: ... is in charging 3 Flashing 1sec ON 1 sec OFF position is fixed 4 Flashing 1sec ON 3 sec OFF Bluetooth is on and ready to transmit Flashing 0 5 sec ON 3 sec OFF Bluetooth are transmitting data 1 2 Battery and charger status Bluetooth status 4 GPS status Power jack 3 Power switch ON OFF ...

Страница 6: ...S signal are blocked Inside forests or too many covers GPS signal is low or disturbed Inside buildings GPS signal is blocked If you use the Bluetooth GPS Receiver inside the car some anti sunlight windscreen film will make the GPS signal degraded or signal blank GPS satellite is owned by America military sometimes they will tune down the accuracy by some reason In such cases the GPS position may n...

Страница 7: ...pose of it in an approved recycling centre DECLARATION We hereby declare that this product complies with essential requirements and other related requirements of the 1999 5 EC R TTE directive and particularly with article 3 sections 1a 1b and 3 The name Bluetooth belongs to the legal owners and is used in this manual for description purpose only ...

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