Symptoms When There Are Poor Connections - Brother BAS-342G Service Manual

8. ELECTRICAL MECHANISM

8-4-2. Symptoms when there are poor connections

This divides the functions of the connectors into five sections, but some connectors have more than one function, so be sure
to refer to the trouble symptoms in other sections too.
Feed mechanism
• The feed mechanism operates briefly but does not detect
the home position correctly.
• [E200] (P20 X_ENC) or [E210] (P4 Y_ENC) is displayed.
• Feed mechanism moves to the left and right briefly, and then
error [E210] appears.
• Feed mechanism moves forward and back briefly, and then
error [E200] appears.
• Feed mechanism does not move, and [E300] appears.
Work clamp mechanism
• The work clamp pulse motor operates, but the home position
is not detected correctly.
• [E300] is displayed.
• The work clamp pulse motor does not operate.
• [E300] is displayed.
115
Trouble symptom
Trouble symptom
BAS-342G
Connector No. and position
Connector No. and position
5241Q
4708Q
4709Q
4710Q
5242Q
4712Q