Contact Failure - Brother KE-430F Service Manual

15. ELECTRIC MECHANISM

15-4-2. Contact failure

The connectors functions are divided into five categories. Some connectors may belong to more than one group. Be sure to
investigate another category if a problem is not found in one category.
Feed mechanism
• The work clamp/button clamp operates for a moment but the
home position is not detected correctly.
• Error E200 or E210 is displayed.
• Problem with work clamp/button clamp operation in the
forward-back (Y) direction.
• Error E210, E211, E214, E215 or E216 is displayed.
• Problem with work clamp/button clamp operation in the
sideways (X) direction.
• Error E200, E201, E204, E205 or E206 is displayed.
• The feed motor does not operate for home position detection
immediately after the power is turned on.
• Error E300 is displayed.
Work clamp mechanism
• The work clamp pulse motor rotates but the home position is not
detected correctly.
• Error E300 is displayed.
• The work clamp pulse motor does not rotate correctly.
• Error E300, E301, E330 or E331 is displayed.
140
Problem
Problem
KE-430F, BE-438F
Connector No. and position
Connector No. and position
2933B
2934B
2935B
2936B
2937B
2938B