Unable to Enter Encryption Keys in Pocket PC 2003 Japanese Operating System
Article ID: 40683195
When entering encryption keys with the Pocket PC 2003 Japanese OS, if the correct keyboard layout is not selected, you may receive an error stating “Encryption Keys can only include HEX digits”. If so, you will want to change the keyboard layout.
Pocket PC 2003 Japanese OS
On the left hand side of the keyboard, you will notice a total of five buttons. You will need to select the third button from the top. Doing so will put the keyboard into a mode that will correctly enter the encryption key.