Power supply voltage abnormally high. The mains voltage rose above the permitted range (specification ±10%).
Shown on Brother machines including 311H, 311HN, 341H, 342G, 430D, 430F, 430FX, 430HX, 438F, 7300A, 800B, 8550A and others.
What to check
- Measure the supply at the socket; fit a stabiliser if the supply is unstable.
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 RH 9820 SERVICE MANUAL (page 221); BAS 342G SERVICE MANUAL (page 135); HE 800B SERVICE MANUAL (page 140); BAS 311H SERVICE MANUAL (page 138); BE 438F SERVICE MANUAL (page 161). 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 E700 mean?
Power supply voltage abnormally high. The mains voltage rose above the permitted range (specification ±10%).
How do I fix Brother error E700?
Measure the supply at the socket; fit a stabiliser if the supply is unstable. If the code stays, the fault is usually in the control boxes, PCBs and sensors.
Which Brother machines show E700?
In the manuals we have read, E700 appears on 311H, 311HN, 341H, 342G, 430D, 430F, 430FX, 430HX, 438F, 7300A and other models.