Test Programs - Bernina arista 165 Service Manual

Test programs

What is to be tested:
1. Sewing-off
2. Forward/reverse feed equalization
3. Stepping motor test for sewing machine (balance).
4. Pinning position of all stepping motors
5. LCD/Touch-screen test
6. Touch screen calibration
7. Configuration of the sewing machine
8. Maximum speed equalisation in stitches/minute
9. Both lower and upper thread detectors
10. Endurance test for R+D (used only at the factory)
11. Software version of the sewing machine
12. Beeper test (acoustically)
13. Embroidery (brings you in the sub-menu for embroidery unit)
13a. Stepping motor test (embroidery module only)
13b. Setting of reference point (embroidery module only).
13c. X-carriage sensor test
13d. Y-carriage sensor test
13e. Software version display (embroidery module only)
13f. Memo card
13g. Free-arm Eembroidery
14. Demo mode (machine scrolls through a demo)
15. Buttonhole
16. Basting solenoid
17. Clamp magnet
18. Thread cutter
Tests in basic position
The following sensor signals can also be checked:
Position indicator/P-print
Buttonhole sensors
RET-print
Bobbin winder motor switch
Presser foot lowering control
Feed-dog drop
Thread cutter test
Threader sensor
Foot control functioning
The following data is always displayed on the screen:
Motor power in Watts
Hour counter
Stitch counter
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