Bosch 2250 MP3 "Error code"

[Ben Stone]

Hi, i bought radio Bosch 2250 mp3
When I swtch on player displayed Error code.
What is reset procedure w/o cables, sw or pc connecting?

BOSCH 2250 REB SB 12N
made in Portugal

815cm3727e0794328

[RadioChiP]

You need Write New eepom dump