Altina GBT708 用户手册

 

8. TROUBLE 

SHOOTING 

Weak or no GPS signal can 

be received at the place of 

GBT-708 

Connect an external antenna, which locate as a 

open space to your GBT708 and then run 

GPSViewer Cold start function. 

No position output 

but timer is counting   

At outdoor space but GPS 

signal is blocked by building 

or car roof. 

Go outdoor and run GPSViewer Cold start 

function to try again, or connect an external 

antenna to improve the poor GPS signal. 

Execute fail 

Bluetooth function unstable 

Power On/Off GBT-708. 

Re-Start PDA or PC and reference sec 5.2 

re-install s

oftware 

 

Can not turn on the 

COM port 

Install GBT-708 incompletely 

or operate the device is 

being used with same COM 

port 

Install GBT-708 completely or stop other device 

that is being used. 

Can not find out 

GBT-708 

Poor connection 

Re-Start PDA or PC and reference sec. 5.2   

re-install s

oftware

. 

No action for few minutes 

may cause Pocket PC entry 

power save mode. It will 

close the COM port at the 

same time. 

Close the application and execute it again to 

reopen the COM port. 

No Signal 

Weak or no GPS signal 

when using GBT-708 indoor

Connect an external antenna to your GBT708. 

 

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