OtterOffice TN660 Toner Cartridges Compatible for Brother (Black)
How to Replace the Toner
1. Remove the toner cartridge and drum unit assembly from the machine.
2. Push down the lock lever and take the toner cartridge out of the drum unit.
3. Unpack the new toner cartridge, and then remove the protective cover.
4. Put the new toner cartridge firmly into the drum unit until you hear it lock into place.
5. Install the toner cartridge and drum unit assembly back into the machine.

How to Replace the Drum Unit
1. Remove the toner cartridge and drum unit assembly from the machine.
2. Push down the lock lever and take the toner cartridge out of the drum unit.
3. Unpack the new drum unit.
4. Put the toner cartridge firmly into the new drum unit until you hear it lock into place.
5. Install the toner cartridge and drum unit assembly back into the machine.
A Notice: After replacing the new drum assembly (or toner), if you can not print properly, please restart the printer.

Specifications:
Package Dimensions: 11.8 x 5.3 x 2.95 Inches
Item Weight: 19 Ounces

Package Includes:
1 x TN660 Toner Cartridges Compatible for Brother (Black)
1 x User Guide