My htc chacha keeps over heating at the back when on charge

JUST CHANGE THE CHARGER OR CHARGING JACK

Performing a factory reset using hardware buttons If you can't turn HTC ChaCha on or access settings, you can still perform a factory reset by using the hardware buttons on HTC ChaCha.

1. Remove the battery, wait for a few seconds, then reinsert the battery.
2. Press and hold the VOLUME DOWN button, and then briefly press the POWER button.
3. Wait for the screen with the three Android images to appear, and then release the VOLUME DOWN button.
4. Press VOLUME DOWN to select FACTORY RESET, and then press the POWER button.

defalt phones codes is 12345 or 00000 u can use it
Default 4 Digit user code: 1234 or 0000
Default 6 Digit Security code: 123456 or 000000


Type *#06# at the mobile screen to know IMEI no of your mobile.
send the IMEI no to me and i will reply you with unlocking code.
IF Problem not Solved So
Please New Software install in the Phone Problem will Solved

Go to HTC support site, choose your phone model (click on the phone's image). On the next page click the "NEWS & DOWNLOAD" tab and chose what you need.

Sindia, this sound me software problem, when your device has a software problem it wont charge or start at all normally, so try to hard reset but this will delete all data for hard reset follow the instruction :
1. Switch off device;
2. After 3 min, Press and hold volume down button and power on button once it shows 3 android images appear leave the buttons and press volume down to select a clear storage, and then press power and then press volume up to start the factory reset. after this process your device wil reboot and start normally. now your device is ready to use. Best of Luck.for further help post comments.
Source :
http://www.hard-reset.com/htc-chacha-hard-reset.html

Having problems with the keyboard on my htc chacha, when i press number 4 the message are directly opened & i cn not complete my call

The battery is completely dead, charge for about 1 hour; if flashing light continues then you need a new battery, I've just done this to my phone..

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Hi

The user full guide can be found at http://www.htc.com/managed-assets/support/user-guide/user-manual/htc-chacha/110526-htc-chacha-um-v3-wwe.pdf

Quick start at http://www.htc.com/managed-assets/support/user-guide/quick-starting-guide/htc-chacha/110516-htc-chacha-qsg-wwe.pdf