80
TRAK Machine Tools
Southwestern Industries, Inc.
TRAK 3ntr 3D Printers
–
Maintenance & Troubleshooting Manual
6.22
Stepper Driver Replacement
In case of faulty driver, you can easily replace it following this procedure:
1)
Turn off power, be sure to remove cord from wall outlet
2)
Remove right part machine cover, to gain access to motherboard area
3)
Touch any bare metal part to discharge any static charge that could damage machine electronics
4)
Remove the faulty driver
–
just grab it with your fingers. For X-Y-Z driver you must temporarily
remove cooling fan.
5)
Mount the new driver: be sure to have ALL PINS correctly seated and driver is following same
orientation of the other ones.
6)
Put back on the cooling fan.
7)
Check that cabling and connector is OK.
8)
Power up machine, test if relevant axis is moving OK.
Figure 6.22.1 Stepper Driver Identification