Brother QL-500 - Manual (Page 26)

Maintenance and Troubleshooting 26
Eventually the cutting blade on the cutter unit will become dull and need to be replaced.
When this happens, purchase a new replacement cutter unit and install it according to
the following procedure. For assistance in purchasing a replacement cutter unit, refer to
Î "Accessories (For USA Only)" on page 30.
1
Check that the cutter unit is located in the home position.
2
Turn OFF the power and pull out the power cord from the wall
outlet.
3
Open the DK Roll cover and pull the roll
release lever to the up position. Remove the
DK Roll.
4
Lift up the cutter cover.
5
Using a Phillips-head screwdriver, loosen
the screw which holds the cutter blade unit
in-place.
The screw of cutter unit cannot be removed to
prevent the malfunction of the printer.
Replacing the cutter unit