Brother CS5055PRW - Error Message List

5 - 2
Failure Investigation
for Electronic Parts
Error message list
Error message Probable cause
F1 (5 - 3) Rotation failure in main motor
F2 (5 - 3)
Button pressed continually with power ON.
(Operation switch)
F3 (5 - 4) Key pressed continually with power ON.
(Setting mode switch)
F4 (5 - 4) Foot controller disconnection
F5 (5 - 5) Dirty speed sensor
F7 (5 - 5) Speed VR disconnection
F8 (5 - 6) Power supply failure
F9 (5 - 6) EEPROM failure