Brother HL-L2310D Online User's Manual page 221

NOTE
DO NOT clean the surface of the photosensitive drum with a sharp object or any liquids.
11. Push the toner cartridge firmly into the drum unit until you hear it lock into place.
Make sure you put the toner cartridge in correctly or it may separate from the drum unit.
12. Install the toner cartridge and drum unit assembly back into the machine.
13. Close the front cover of the machine.
14. Press to turn the machine on.
HL-L2350DW/HL-L2351DW/HL-L2370DN/HL-L2375DW/HL-L2376DW/HL-L2385DW/
HL-L2386DW
1. Make sure the machine is in Ready mode.
2. Press a or b to display the [Print Reports] option, and then press OK.
3. Press a or b to select the [Drum Dot Print] option.
4. Press Go.
The machine prints the Drum Dot Check Sheet.
5. Press and hold
6. Open the front cover.
2
to turn the machine off.
1
217