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Chapter 8
Appendix
CARE AND MAINTENANCE..............................................................236
About the Maintenance Message...........................................................................236
Cleaning the LCD Screen ......................................................................................236
Cleaning the Machine Casing ................................................................................236
Cleaning the Race .................................................................................................236
Adjusting the Alternate Bobbin Case (with no marking)........................................237
ADJUSTING THE SCREEN .................................................................238
Screen Visibility is Low .........................................................................................238
Touch Panel is Malfunctioning ..............................................................................238
TROUBLESHOOTING .......................................................................240
ERROR MESSAGES.............................................................................243
■ Alarm Sounds ................................................................................................................248
SPECIFICATIONS...............................................................................249
UPGRADING YOUR MACHINE’S SOFTWARE .................................250
Upgrade Procedure Using USB Media ..................................................................250
Upgrade Procedure Using Computer ....................................................................251