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avic f90bt wont boot

By seanbushong · Mar 24, 2011in Problems/Troubleshooting💬 10 posts👁️ 3,101 views
Posted Mar 24, 2011 · 01:37 UTC#1

Hi i've searched the forums and i couldn't find a fix to my particular problem. When i turn my unit on the screen is black , the buttons light up for about 15 or 20 seconds then go black,but you can hear the fan running constantly. I tried doing a reset , that did nothing. Some one please help.

Posted Mar 25, 2011 · 00:56 UTC#3

Try this: http://avic411.com/index.php?/topic/30828-boot-problemsblack-screen-fixrestore/

 

This problem is common on the f series units...... Imo its a piece of junk :) get rid of it and buy a different brand (pioneer is junk/horrible customer support)

 

 

...so i tried to do step.6 but i couldnt find that option. does it matter that the steps are for a f900-bt

Edited Mar 25, 2011 by seanbushong
Posted Mar 26, 2011 · 03:25 UTC#4

Its the same f90bt and f900bt are basically the same unit....

Posted Mar 26, 2011 · 03:38 UTC#5

Remember do not install sd card until ufter step 6. Up until then leave it out..... Once u finish step 5 insert the sd card and leave it inserted until u are ready to reboot to 3.0 update basically leave it in until u are completely done with all the steps. Hope it works

Posted Mar 26, 2011 · 03:41 UTC#6

Sorry i meant do not install sd card until after step 5, when u do step 6 u need to have the sd card in.

Posted Mar 26, 2011 · 14:27 UTC#7

ok when i do the upgrade (format) it reads the files up to 100% but it doesnt do anything else. no write image no reset unit

Edited Mar 26, 2011 by seanbushong
Posted Mar 29, 2011 · 04:54 UTC#8

Hmm after it reads 100% itll take a minute or so then it will say RESET...... after u reset thats the step where u will need to go to test mode and rewrite the flash disk

Posted Mar 29, 2011 · 21:18 UTC#9

Hmm after it reads 100% itll take a minute or so then it will say RESET...... after u reset thats the step where u will need to go to test mode and rewrite the flash disk

 

 

 

 

I let it sit up to 40 minutes One time. Ive done it multiple times.

Posted Mar 29, 2011 · 23:56 UTC#10

help my f90bt wont let me upgrace wince it resets before it can complete