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Hello All,

I wanted to tell you all how you can repair your own gps and save a cuppel of dolers,

 

(The problem I had)

At first while driving the screen would go from 3D to always north to always up and be switching screens 3 to 4 times a second. It would finally go back to normal. After about a month of this the touch screen would work intermittently. It finally quit working completely on a trip one day. I took the thing apart and found the cable to the touch screen was really loose. I reinstall it and now its working again for now.

 

You should try a soft reset to the GPS first before attempting this repair, it will not delete the address book.

You can do a Hard reset to the GPS also but you will loos your address book.

 

To perform a Hard Reset of the unit (will delete way-points and address book)

Turn the unit off, press and hold the Speak/Volume button and then press and hold the Power/Light button. Hold both buttons down until the unit powers up and you get the Testing 123 screen. Release the 2 buttons and you will see a button on the screen that says Hard Reset, press it and the unit will warn that this will delete all user data (address book). The unit will shut off, turn it back on and the unit is reset.

 

To perform a soft reset Turn the unit off, press and hold the map/music button and then press and hold the Power/Light button. Hold both buttons down until the unit powers up and you get past the loading bar at the bottom of the screen then release.

 

 

To do the repair your self you will need a T8 bit driver a Philips screw driver, cup or plate to put the hardware on or in and a pare of tweezers.

 

start by removing the screws around the out side edge of the GPS using the T8 driver.

picture.php?albumid=585&pictureid=3601

Do not remove the Philips screws on the out side of the case.

Now split the unit open just a little to get at the black plug cable and remove it by unclasping it and then pull.

picture.php?albumid=585&pictureid=3602

 

Next you want to pull of the USB cable.

picture.php?albumid=585&pictureid=3595

 

Next pull off the ribbon cable from the board

picture.php?albumid=585&pictureid=3596

 

Now remove the cable from the GPS board by pulling on it.

picture.php?albumid=585&pictureid=3597

 

Now the cable that is for the touch screen is hear and can cum loos from vibration.

picture.php?albumid=585&pictureid=3598

 

You will need to remove the key pad cable from the board by pulling on it lightly till it unplugs from the board Be careful with this cable it can be damaged essay

picture.php?albumid=585&pictureid=3599

 

Now to fix the GPS you will have to remove 4 Philips screws from the main board and lift the board up a little to get at the touch screen cable.

picture.php?albumid=585&pictureid=3600

Using your fingers or tweezers, pull the cable out of the connecter by pulling the cable gently back turds the other end of the board. DO NOT TUCH THE OTHER CABLE it goes to the screen. Once you have the cable out slide it back into the socket all the way till it stops, be careful not to damage the cable it is real eyes to damig it. Now just follow the instructions in revers to reassemble then test the GPS. You may have to perform a soft or hard reset to the unit to reset the touch screen. If this does not fix your touch screen problems the screen may need to be removed and cleend. I can tell you how to do this if you feel brave. I can send you the instructions or I can do this service or repair for you just drop me a message.

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