Sindoh M403 - Manual (Page 177)

5-
5
Maintenance and Troubleshooting
5
3. Consumables Change
Replace Consumables when the LCD shows the change message.
Toner Cartridge
When the LCD shows [Toner Cartridge Change] replace the toner cartridge.
Reference
- For more information, see 「Toner Cartridge Replacement」 (P. 5-6) .
Drum Cartridge
When the LCD shows [Drum Cartridge Change] printing will not be possible any more. So change
the drum cartridge as soon as possible.
Reference
- For more information, see 「Drum Cartridge Replacement」 (P. 5-9) .