Speaker; Usb Ports - Bernina B 590 Service And Maintenance Manual

4i Speaker
Is used to check buzzer function
Check:
• Select test 4i.
• Press 'Start Speaker Test' bar to start the test.
• A few beep sounds can be heard.
• Press bar again to finish the test.
• To return to section 4, press
Repair note:
•
Replace PCBA-Base
4j USB ports
Is used to check USB ports
Check:
• Select test 4j.
• Connect a USB cable from the USB host to a USB
client.
• Press icon in the screen to start the test.
• A 'Successful' or 'Test Failed' message will appear.
• To return to section 4, press
Repair note:
If 'Test Failed' message appears:
•
Repeat the test using another USB cable.
•
Check host and client ports on machine.
•
Replace PCBA-Base
BERNINA International AG
or .
(see 4.2.4).
or .
(see 4.2.4).
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