Machine head memory cannot be read. The control box cannot read the model selection from the machine-head memory.
Shown on Brother machines including 311H, 311HN, 341H, 342G, 430D, 430F, 430FX, 430HX, 438F, 6200A, 7220C, 7300A and others.
What to check
- Switch off and check the correct head memory is fitted and that connector P16 on the main PCB is seated.
Switch the machine off before touching any connector. If the code comes back after these checks, the fault is usually in the control boxes, PCBs and sensors.
Request a repair for this error or WhatsApp the code and your model to +91-9643480908 (Monday to Saturday, 10:00 AM to 8:00 PM (closed Sunday)).
Source
Summarised by Shankar Sewing from the HE 800B instruction manual (page 63); HE-800C instruction manual (page 84); HE 800B SERVICE MANUAL (page 154); RH 9820 SERVICE MANUAL (page 221); Z 8550A Z 8560A instruction manual (page 92). The manual has the complete procedure and connector numbers for your exact model.
Other Brother error codes
E010 Stop switch pressed in standby · E015 Stop switch held at power-on · E016 Stop switch connection fault · E050 Head tilted when the treadle was pressed · E051 Head tilted while sewing · E055 Machine head switch position · E065 Panel key stuck · E111 Needle-up stop position not reached · E130 Motor stopped / synchroniser fault · E131 Motor encoder signal fault · E132 Blown fuse on the motor PCB · E133 Motor PCB or upper-shaft motor fault · all Brother codes
Frequently asked questions
What does Brother error E450 mean?
Machine head memory cannot be read. The control box cannot read the model selection from the machine-head memory.
How do I fix Brother error E450?
Switch off and check the correct head memory is fitted and that connector P16 on the main PCB is seated. If the code stays, the fault is usually in the control boxes, PCBs and sensors.
Which Brother machines show E450?
In the manuals we have read, E450 appears on 311H, 311HN, 341H, 342G, 430D, 430F, 430FX, 430HX, 438F, 6200A and other models.