BenQ LU9715 User Manual page 13

11. When you think service or repair is
required, take the projector only to a
suitably qualified technician.
12. Do not attempt to disassemble this
projector. There are dangerous high voltages
inside which may cause death if you should
come into contact with live parts. Under
no circumstances should you ever undo or
remove any other covers. Refer servicing
only to suitably qualified professional service
personnel.
Please keep the original packing for possible future
shipment.
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