Brother HE-800B Instruction Manual page 83

Communication and memory-related errors
Items with a "*" in the "Page" column should only be handled by a qualified technician.
For items with "**" appearing in the "Page" column, ask the place of purchase for advice.
Code
Communication error detected between
E401 the main P.C. board and the motor P.C.
board when the power was turned on.
Communication error detected between
E410 the main P.C. board and the panel P.C.
board.
Communication error detected between
E411 the main P.C. board and the motor P.C.
board.
An error occurred while reading from the
E422
SD card.
E424 Insufficient free space on the SD card.
An error occurred while writing to the SD
E425
card.
Problem with flash memory on main P.C.
E430
board.
Problem with EEPROM on main P.C.
E440
board.
Model selection cannot be read from the
E450
machine head memory.
E452 Machine head memory is not connected.
[P.C. board and connector positions]
<Control box>
Main P.C. board
Cause
Motor P.C. board
Remedy
Turn off the power, and then check that connector P5 on
the main P.C. board and connector P2 on the motor P.C.
board are properly connected.
Turn off the power, and then check that connector P4 on
the panel P.C. board and operation panel connector P3 on
the motor P.C. board are properly connected.
Turn off the power, and then check that connector P5 on
the main P.C. board and connector P2 on the motor P.C.
board are properly connected.
Press the RESET key to clear the error.
Check the data on the SD card.
Press the RESET key to clear the error.
Use a different SD card.
Press the RESET key to clear the error.
Check if the media is write-protected and if it has enough
free space.
Turn the power off and then back on again.
Turn the power off and then back on again.
Turn off the power, and then check that the correct
machine head memory is connected.
Check that the machine head memory connector P16 on
the main P.C. board is properly connected.
Turn off the power, and then check that machine head
memory connector P16 on the main P.C. board is properly
connected.
4887M
HE-800B
10. TABLE OF ERROR CODES
<Operation panel>
Panel P.C. board
Page
74*
74*
11*
74*
**
**
**
–
–
*
10*
10*
4888M
74