Here are some tutorials on how to dismantle your device without breaking it.

ONE
SD card for ONE 3rd
Go 700 and maybe 300 and 500 are similar
Go X10 models useful to replace the HDD
Go X20 and X30

For other models the procedure is somehow like for the other models.

Read your device's serial number from the bottom of it's case, then click here: Which TomTom device do I have?


* Tomtom One v1: 4N00.001 / 4N00.003

* Tomtom One New Edition: 4N00.004 / 4N00.004.2 => SD card only+ GPS SirfStar III. receiver.
[font=Arial]Recognized as ONE v3 in the HOME device information[/font]

* Tomtom One New Edition/Second Edition (Regional): 4N00.012 => SD card only + GPS Globallocatte receiver

[font=&quot][size=84]* [font=Arial]TomTom One "New Edition"/"Second Edition" ...

Tomtom rebooting problems
Here are some basic tips on how to solve these problems, if a hard reset (hold reset for 30s) and the clear flash tool don't work:

1. rebooting after a map update or changes to some map related files like POI's.

It is a common problem caused by the file "mapsettings.cfg", when moving it from an old map folder to a new map folder.
To get a correct version of this file ...

I know ,you've heard it a lot:
It is not possible to use a custom warning sound for the original Tomtom safety cams!
Right ?
Wrong!!
And it is simple :
Either way create it on your computer (instructions at the end) or you can record a warning sound directly on your device using the following steps:
1. Tap Change preferences in the Main Menu of your device.
2. Tap Manage POIs.
3. Tap Warn ...

1. Download and unpack it ( e.g. with winrar )
2. You will find a folder "insert_meta_in_here"
3. Copy the ***.meta-file of your map folder into this folder #2
4. You will also find a file called "deviceID.txt". Open it and copy the unique deviceID of your tomtom-Version into that file without space. You find your deviceID in the file "ttnavigator.bif" (PDA) or "ttgo.bif" (PNA)
5. You will find a folder "Progs". In this folder ...

Here i have used 8.412 Basicpack as an example but you replace with what ever navcore version you want , If you are using a 64mb device use a .cab file or if you are using a 32mb device use the Basicpack if available. Remember to check your bootloader first if you got a v1 Bootloader please do not upgrade the "system" file as this is your bootloader file and it could make your device ...

If you have a Tomtom with the bootloader version number starting with 1.xxx instead of 5.xxx you have a special system and should never attempt to change your bootloader! (exception: bootloader 1.0012 is OK for updating.)

It is most likely that you have a special Navcore version as well - 8.041
Other Navcores won't work on your device the progress bar will stop at the end end the devices freezes.
The only way to ...

Thread Courtesy of Downunder35m

Open the meta.txt with your Editor.
You should see something like this :

;Country Maps
;
61 49 C8 F5 A2 46 15 44 F4 FE CD 04 D3 7E 39 1D Australia-70.meta ; Australia_835_2419
95 D7 BB FB 8E CF F8 8B DD 9D 59 C8 EE 1F CD 43 Alps_plus_major_roads_of_WE-35.meta ; Alps_plus_major_roads_of_WE 830_2305 35
76 EE 1B F4 91 66 FD 89 8D F1 3E 4B 6E 11 62 ...

Thread Courtesy of Downunder35m

Important ! For bootloader 1.0100 and 1.0200 (or generally starting with 1. ) Please See this post first http://www.navitotal.com/forums/showthread.php?943-Bootloader-1.0100-and-1.0200&p=2279#post2279

I've tried to collect some of the latest bootloaders from all over the WWW.

This is only for information ,no links provided!!
The list is not complete but the most important bootloaders are there.
Here is a little list with things to know :
5.5012 - support for SD cards >2GB on ...