Brother KE-430HX Service Manual page 200

14. ELECTRIC MECHANISM
Others
• Panel indication is strange.
• The power supply LED is not illuminated.
• Any operation panel key does not have any effect.
• The operation panel is completely dark.
• The sewing machine does not operate when the foot switch is
depressed. (No error display.)
• Error E055 is displayed after the power is turned on.
• Error E452 is displayed after the power is turned on.
• The machine does not start up with the "brother" display
appearing.
189
Problem
KE-430HX/KE-430HS, BE-438HX/BE-438HS
Connector No. and position
(Continued on next page.)
4307B
4308B
4309B
4310B
4307B