Mitsubishi Electric MELSERVO-J4 Series Instruction Manual page 478

■State transition of the servo amplifier display (3-digit, 7-segment LED) at the magnetic pole
detection
When the magnetic pole detection with MR Configurator2 is normally executed, the servo amplifier display (3-digit, 7-segment
LED) shows the state as follows.
During the
magnetic pole
Servo-off status
detection
The decimal point
blinks.
Preparation for the magnetic pole detection
When the test operation mode is selected with the test operation select switch (SW1-1), the network
communication for the servo amplifier and later shut off.
For the magnetic pole detection, use the test operation mode (positioning operation) of MR Configurator2. Turn off the servo
amplifier power, and set the test operation select switch (SW1-1) as follows. Turning on the power enables the test operation
mode.
ON
1 2
14 USING A LINEAR SERVO MOTOR
476
14.3 Operation and functions
Magnetic pole
detection
completion
(servo-on status)
ON
1 2
Set SW1-1 to "ON (up)".