Zhuhai Pantum Electronics Co. Ltd 5103MFP ユーザーズマニュアル
8. Close the front cover.
Replace the drum assembly steps are as follows:
1.Power off the printer.
2. Open the front cover and take the laser toner cartridge out along the track.
3. Press the blue button on the left side of drum component with left hand and lift the toner cartridge handle with right hand at the same time to take
the toner cartridge out.
4. Open the package of new drum component, take the protection device of drum component, and put the drum component on a horizontal table.