Starting Test Mode - Baby Lock BLMY Service Manual

Test Mode
• With the front cover in place
Press and
• With the front cover in place
Press SW1 and SW3 on the main PCB assy. while turning the power on; the buzzer will sound four times, and
test mode will start.
Main PCB assy
Starting and stopping operation
• With the front cover in place
Press the
• With the front cover in place
Press SW1
Return to test mode selection screen.
• Press the
4 - 4

Starting test mode

while turning the power on; the buzzer will sound four times, and test mode will start.
switch.
button on the operation panel.
Test mode selection screen