X/Y Homing Was Not Performed Of X-Axis Frame on Samsung Techwin SM321 SMT Component Assembly Machine

Possible Cause:
1. Defective home sensor position/ movement
Measures:
1) Check for sensor movement and position.
2) Axis Sensor Board (Check J9060162A )
– CN1 : Y1 Home / Y1 + Limit /Y1-Limit
– CN3 : X Home / X +Limit / X -Limit
Remarks: Rack assembly Cableway

2. Defective coupling connection Check the state of the coupling connection.
Measures: Check the state of the coupling connection.

3. Defective motor and motor driver
Measures: Check and replace the motor driver. (Check after replacement with other motor (driver).
Remarks: Motor and driver.