Error code B 200 (or related errors B 201 / B 202 / B 203 / B 204 / B 205 / B 206 / B 207) generally means that print head communication has failed and that your printer will require service or replacement.
After carrying out the above measures, if the problem continues after aligning the Print Head again, press the OK button to dismiss the error, and then perform Manual Print Head Alignment. See Also Support Code = B 200 <Cause>