Mitsubishi Electric MR-J4 Instruction Manual page 140

4. STARTUP
(2) Operation procedure
1) Set the servo amplifier to the servo-off status.
2) Set [Pr. PC05] to "_ _ _ 1", turn "OFF (down: normal condition side)" the test operation mode
switch (SW2-1), and then turn on the power supply.
3) Start the motor-less operation with the servo system controller.
The display shows the following screen.
The decimal point flickers.
4 - 19
Set SW2-1 to "OFF (down)".
ON
1 2 3 4