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18
LAUNCH
Professional 909X User Manual
3. Components and Controls
3.1 Controls
NO. Name
Descriptions
1
DB-15 Diagnostic
Connector
Connect to vehicle's DLC (Data Link Connector)
via diagnostic cable.
2
Power
•
In Off mode, press
button for about 5
seconds to turn on.
•
In On mode:
•
Press
button to activate the LCD if the
LCD is off.
•
Press
button to turn off the LCD if the
LCD lights up.
•
Press
button for 3 seconds to turn off.