Asus MyPal A639 – Hard Reset
Hard reset procedure is useful when the PDA won’t start for various reasons, either blocking at the Asus logo screen or at the Windows Mobile logo screen or different eruori occured during operation.
Hardware Reset procedure, will reset the device to default settings, beware: this procedure will erase all data and programs installed in the flash memory of the device, memory card data will not be affected / deleted.
To reset the device simultaneously hold the volume decrease button (2) + change mode button (1) and press the Reset (3) using the PDA stylus from the endowment.
The display shows a confirmation message, you have to press the button (4) to perform hard reset procedure.
As example see the picture below:
After the procedure is complete the PDA will automatically restart.
If this procedure does not solve the problem you can think about flashing a new or upgraded firmware for your PDA.