9. When the maintenance is completed, clean the air dustproof cotton on the door panel, which can be blown
with compressed air.
10. After running for half an hour to an hour, check once to ensure no error.
11.如遇到无法及时解决的问题请及时联系售后人员！！！
If you encounter problems that cannot be solved in time, please contact after-sales staff in time!!
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