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Circuit board-A(2)
Setting the Circuit board A
Replacing the Electronic Components
After install the circuit board A, select the appropriate setting of the circuit boad A.
1. Turn the power switch on while simultaneously pressing left cursor button “ ” and the right cursor
“ ” button.
2. After the buzzer sounds, press the lcoking stitch button q within 2.5 seconds.
The LCD displays “F”, “A” or “d”.
3. Press the locking stitch button to select the appropriate setting of the circuit board A:
• Model 3160QDC: Press locking stitch button to select “F” w.
• Model 2030DC, XL601: Press locking stitch button to select “A” e.
• Model 2160QDC, 2160DC, DXL603: Press locking stitch button to select “d” r.
4. Press the start/stop button to determine the setting.
A long buzzer sounds when the setting correctly finished.
5. Turn the power switch off.
q
w
e
r
Model 3160QDC
Model 2030DC
Model 2160DC
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