Brother QL-550 インストールガイド

STEP4 Maintenance and Troubleshooting

54

Eventually the cutting blade on the cutter unit will become dull and need to be replaced. 

At the appropriate time, purchase a new replacement cutter unit and install it according to 

the following procedure. For purchasing a replacement cutter unit, refer to 

Î

"Software 

User's Guide (PDF Manual)".

Check that the cutter unit is located to the home position.

Turn OFF the power to this printer and pull out the power cord from 

the wall outlet.

Open the DK Roll cover and pull the roll 

release lever to the up position. Remove the 

DK Roll.

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.

Hold the knob and carefully remove the 

cutter unit.

Take care not to touch the blade of cutter.

Set the new cutter unit at the prescribed position.