Brother HE-800A - Manual (Page 95)

HE-800A
14. ERROR CODE TABLE
87
Code Cause Remedy
E-55 Stitch no. error (Exceeds 700 stitches.)
1. Turn off the power and then back on again.
* The zigzag pitch, front tack pitch and rear tack pitch will
be automatically doubled and the error will be cleared.
2. If an error still occurs after 1. is carried out, turn off the
power and initialize the parameter settings.
E-59 Sewing data error Turn off the power and initialize the parameter settings.
E-62 Needle up error during operation
Turn off the power.
1. Turn the pulley by hand and check if the upper shaft locks
or not.
2. If an error still occurs after 1. is carried out, check that
connector P3 on the main P.C. board is properly
connected.
E-63 Needle down error during operation
1. Turn off the power.
2. Turn the pulley by hand and check if the upper shaft locks
or not.
3. If an error still occurs after 1. is carried out, check that
connector P3 on the main P.C. board is properly
connected.
E-64 Timing signal error during operation
1. Turn off the power.
2. Turn the pulley by hand and check if the upper shaft locks
or not.
3. If an error still occurs after 1. is carried out, check that
connector P3 on the main P.C. board is properly
connected.
E-70 Machine motor running error
1. Turn off the power.
2. Check that machine motor harness connector CN7 on the
1-step power supply circuit board is properly connected.
3. Check that the pins of machine motor harness connector
CN7 are inserted correctly.
E-74 EEPROM error Turn off the power and replace the main P.C. board.
E-80 Communication ready error
1. Turn off the power.
2. Check that there is data in the main circuit board ROM.
3. Check that the ROM chips of the main P.C. board are
properly connected. (Check position, orientation, lead
clinching.)
E-81 Communication error
1. Turn off the power.
2. Check that there is data in the main circuit board ROM.
3. Check that the ROM chips of the main P.C. board are
properly connected. (Check position, orientation, lead
clinching.)
E-90
Machine motor overload
(Excessive load during sewing.)
1. Turn off the power.
2. Turn the pulley by hand and check if the upper shaft locks
or not.
3. Check that connectors P3 and P6 on the main P.C. board
are properly connected.
4. Check that machine motor harness connector CN7 and
power supply harness connector CN8 on the 1-step power
supply circuit board are properly connected.