Brother BAS-342G Service Manual page 125

Thread trimming mechanism
• Thread trimming does not operate. (No error displayed)
• Digital tension does not operate. (No error displayed)
[Digital tension specifications]
• Analog tension does not operate. (No error displayed)
[Analog tension specifications]
Sewing operations
• Power indicator does not illuminate and sewing machine
does not operate.
• Operation is unstable.
• [E403] is displayed when the power is turned on and the
sewing machine does not start.
Trouble symptom
Trouble symptom
BAS-342G
8. ELECTRICAL MECHANISM
Connector No. and position
Connector No. and position
4713Q
5243Q
4714Q
5244Q
4717Q
116