Use and Care Manual

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Note: To use APP for engraving, it needs to insert the SD card into
the motherboard firstly to ensure that the data can be received
normally; otherwise it will prompt upload error.
D. FAQ
Question 1: Are there recommended engraving and cutting
parameters?
Please refer to the table “LONGER Laser Engraver Material Profiles”
which describes the common materials engraving and cutting
parameters for RAY5.
If there is no information you need. Please wait for our updates in
the future.
Question 2: The engraved pattern appears vibration, or is not
closed?
· Adjust the eccentric nut to make the parts move smoothly
without shaking.
· Re-tension the timing belt.
· Adjust the synchronous wheel to prevent the synchronous belt
from rubbing against the side of the synchronous wheel during
movement.