Brother BAS-311G Table Of Error Codes, Communication and memory-related errors, E401, E402, E403

	9. TABLE OF ERROR CODES
Communication and memory-related errors
Code	Cause and remedy
	Connection communication error with power supply motor P. C. board detected when power was turned on.
E401	Turn off the power, and then check that connector P6 on the power supply motor P.C. board and connector P17
	on the main P.C. board are properly connected.
E402	Communication error with programmer detected when power is turned on.
	Turn off the power, and then check that connector P7 on the main P.C. board is properly connected.
E403	Connection error with PMD P. C. board detected when power was turned on.
	Turn off the power, and then check that connector P1 on the PMD P.C. board is properly connected.
E410	Communication error with main P. C. board detected.
	Turn off the power, and then turn it back on again.
	Communication error with power supply motor P. C. board detected.
E411	Turn off the power, and then turn it back on again.
	Check if the fuse (F4) is blown.
E412	Communication error with programmer detected.
	Turn off the power, and then turn it back on again.
E413	Communication error with PMD P. C. board detected.
	Turn off the power, and then turn it back on again.
E420	No CF card is inserted.
E421	Program contents are incorrect and cannot be used, or no data.
	Check that the CF card or floppy disk contains data with this program number.
E422	Error occurred while reading the CF card or floppy disk.
	Check the data on the CF card or floppy disk.
E424	Insufficient free space on CF card.
	Use a different CF card.
	Error occurred while writing to the CF card or floppy disk.
E425	Use the specified type of CF card.
	Check if the floppy disk is write-protected and if it has enough free space.
E426	R/W key has not been pressed.
	Press the R/W key to load the data.
	CF card or floppy disk does not contain any data with this program number.
E427	Check the program number.
	Data that has already been loaded into internal memory can be used without having to press the R/W key again.
E430	Data cannot be backed up to main P.C. board.
	Turn off the power, and then turn it back on again.
E440	Data memory error on main P.C. board.
	Turn off the power, and then turn it back on again.
E450	Model selection cannot be read from the machine head memory.
	Turn off the power and check that connector P3 on the power supply motor P.C. board is properly connected.
E451	Data cannot be backed up to machine head memory.
	Turn off the power, and then turn it back on again.
E452	Machine head memory is not connected.
	Turn off the power and check that connector P3 on the power supply motor P.C. board is properly connected.
	Internal memory is full and copying is not possible.
E474	Clear the sewing data, or change the settings so that sewing data is not copied to internal memory when it is
	loaded (memory switch No. 466 = ON).

BAS-311G, BAS-326G 139