Brother BAS-300G-484/484SF Instruction Manual page 79

Work clamp-related errors
Code
Work clamp home position cannot be detected.
Problem with work clamp motor or poor work clamp home position sensor connection. (-484 SF specifications only)
E300
Turn off the power, and then check that connector P3 on the PMD P.C. board and connector P5 on the main P.C.
board are properly connected.
Intermittent presser foot raised or lowered position cannot be detected. (-484 SF specifications only)
E301
Turn off the power, and then check if there are any problems in the intermittent presser foot vertical direction.
Problem with work clamp motor home position adjustment data. (-484 SF specifications only)
E303
Re-adjust the home position.
Communication and memory-related errors
Code
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.
Communication error with programmer detected when power is turned on.
E402
Turn off the power, and then check that connector P7 on the main P.C. board is properly connected.
Connection error with PMD P. C. board detected when power was turned on.
E403
Turn off the power, and then check that connector P1 on the PMD P.C. board is properly connected.
Communication error with main P. C. board detected.
E410
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.
Communication error with programmer detected.
E412
Turn off the power, and then turn it back on again.
Communication error with PMD P. C. board detected.
E413
Turn off the power, and then turn it back on again.
E420 No CF card is inserted.
Program contents are incorrect and cannot be used, or no data.
E421
Check that the CF card or floppy disk contains data with this program number.
Error occurred while reading the CF card or floppy disk.
E422
Check the data on the CF card or floppy disk.
Insufficient free space on the CF card, or data cannot be written to the floppy disk.
E424 Use a different CF card.
Check if the floppy disk is write-protected and if it has enough free space.
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.
R/W key has not been pressed.
E426
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.
Data cannot be backed up to main P.C. board.
E430
Turn off the power, and then turn it back on again.
Data memory error on main P.C. board.
E440
Turn off the power, and then turn it back on again.
Model selection cannot be read from the machine head memory.
E450
Turn off the power and check that connector P3 on the power supply motor P.C. board is properly connected.
Data cannot be backed up to machine head memory.
E451
Turn off the power, and then turn it back on again.
Machine head memory is not connected.
E452
Turn off the power, and then check that connector P3 on the power supply motor P.C. board is properly connected.
An incompatible machine head has been connected.
E459
Check that the combination of control box and machine head is correct.
Internal memory is full and copying is not possible.
E474
Clear the sewing data.
Cause and remedy
Cause and remedy
BAS-300G-484, BAS-300G-484 SF
11. TABLE OF ERROR CODES
70