Yaskawa YASNAC PC NC Maintenance Manual - Manual (Page 199)

Chapter 6: Module/Unit Replacement PC NC Maintenance Manual
6-17
Following installation of the CRT mounting bracket assembly, verify func-
tions as follows.
1. Power up the NC.
2. Verify that the NC operates normally after the SERVO ON switch
is pressed, and that no alarms show on the MMI screen.
3.Verify that the NC starts the shut-down sequence after the SHUT
DOWN switch is pressed.
6.3 Floppy Disk Drive Unit
Remove the floppy disk drive as follows.
1. Turn the main power off.
2. Remove the data and power connectors from the floppy disk drive unit.
3. Open the floppy disk unit drive-access door.
4. Loosen the four mounting screws from the front of the unit and remove the unit
from the mounting panel.
Install a floppy disk drive as follows.
1. Install a new floppy disk drive unit into the same location as the original unit.
2. Open the floppy disk unit drive-access door.