Brother BAS-311E Danger, Error codes E.9 * - E.F, Power supply and electrical parts adjustment

Chapter 6 Power supply and electrical parts adjustment

■Error codes [E.9 *] - [E.F *]

DANGER

Wait at least 5 minutes after turning off the power switch and disconnecting the power cord from the wall outlet before opening the face plate of the control box. Touching areas where high volt- ages are present can result in severe injury.

Code	Cause	Remedy
	Abnormal drop in power supply voltage, or power	Turn off the power and check the input voltage. After
E.90	was turned on again immediately after it was	turning off the power, wait 3 seconds or more before
	turned off.	turning it on again.
E.91	Abnormal rise in power supply voltage.	Turn off the power and check the input voltage.
E.A0	Starting switch was pressed without any valid	Re-read the sewing data.
	sewing data loaded.
E.A1	Home position point was not detected within a	Turn off the power and check the X-Y feed and the
	certain time during home position detection.	home position sensor connection.
E.c0	Motor PROM is not correctly inserted.	Turn off the power and check.
E.c1	The box cooling fan (at the left when looking from	Turn off the power and check whether any thread
	the front) is not operating.	scraps have built up.
E.c2	Heat shink of control circuit board is abnormally	Turn off the power and clean the air intake port of the
	hot.	box.
E.c3	Abnormal current detected in X pulse motor.	Turn off the power and contact a qualified service
		technician.
E.c4	dAbnormal current detected in X pulse motor.	Turn off the power and contact a qualified service
		technician.
E.c5	The box cooling fan (at the right when looking	Turn off the power and check whether any thread
	from the front) is not operating.	scraps have built up.
E.d0	Air pressure drop error.	Turn off the power and check.
E.E0	Main PROM is not correctly inserted.	Turn off the power and check.
E.E1	Communication error detected by control circuit	Turn off the power, wait a while and then turn it back
	board.	on.
E.E2	Communication error detected by panel circuit	Turn off the power, wait a while and then turn it back
	board.	on.
E.E3	Bad connection in cable between panel and box.	Turn off the power and check.
E.F0	Power relay is not operating (malfunction of	Turn off the power and contact a qualified service
	power supply circuit board).	technician.
E.F1	Bad connection in cable between power supply	Turn off the power and check.
	circuit board and main circuit board.
E.F2	Abnormal current detected in power supply circuit	Turn off the power and contact a qualified service
	board.	technician.

REFERENCE

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94 BAS-311E.311EL.326E.326EL