Error Message List - Brother NV4000D Service Manual

Failure Investigation for Electronic Parts Error message list
The safety device has been activated.
Is the turned tougled?
Is the needle bent?
A malfunction occurred.
Turn the machine off, the on again
*-PM
5 - 2
Error display
F01 (5 - 38)
F02 (5 - 39)
F04 (5 - 40)
F05 (5 - 41)
F06 (5 - 41)
F07 (5 - 42)
Cause
Abnormal rotation in main motor.
Key pressed continually with power ON
(operation system SW).
FC disconnect
Dirty speed sensor
NP sensor disconnect
Speed VR disconnect
No rotation in main motor.
Each pulse motor has not returned to its
original position.