Hi, sorry to bother you, but I got the Pomera DM30 and can't seem to figure how to disable the Japanese substitution for the text. Every time I enter English te

Hi, sorry to bother you, but I got the Pomera DM30 and can't seem to figure how to disable the Japanese substitution for the text. Every time I enter English text and add a punctuation mark everything changes to Japanese. I have switched the interface to English, that was pretty straightforward.