| Print speed: | 21 (black)/ 17 (color) ppm |
| Print resolution: | 1200 dpi |
| Recommended monthly volume: | N/A |
| Memory: | 128 MB RAM, up to 512 |
| Duplex printing: | Automatic |
| Paper handling: | 530-sheet cassette |
| Interface: | LPT, USB |
| Compatibility: | Microsoft Windows 95/98/Me/NT/2000/XP; Apple Mac OS 8.1-9.2/X; UNIX |
| Dimensions: | 16.5 x 21.1 x 15.5 in. |
Toner Cartridges, Maintenance Kits and Parts

7 Items
Cyan Genuine Toner Cartridge Standard Yield, 5,000 pages
Magenta Genuine Toner Cartridge Standard Yield, 5,000 pages
Yellow Genuine Toner Cartridge Standard Yield, 5,000 pages
Black Genuine Drum Standard Yield, 13,000 pages
Color Genuine Drum Standard Yield, 13,000 pages
The WORKiO DP CL21 uses PAN DQ-UR1C (PAN DQUR1C), PAN DQ-UR1K (PAN DQUR1K), PAN DQ-UR1M (PAN DQUR1M), PAN DQ-UR1Y (PAN DQUR1Y) toner cartridges. PAN DQ-UR1C yields 5000 pages; PAN DQ-UR1K yields 5000 pages; PAN DQ-UR1M yields 5000 pages; PAN DQ-UR1Y yields 5000 pages.
The PAN DQ-UR1K cartridge has an approximate yield of 5000 pages.
Approximate color cartridge yields: PAN DQ-UR1C (PAN DQUR1C, ~5000 pages), PAN DQ-UR1M (PAN DQUR1M, ~5000 pages), PAN DQ-UR1Y (PAN DQUR1Y, ~5000 pages).
Yes — the WORKiO DP CL21 uses a replaceable imaging drum: PAN DQ-UP1C (PAN DQUP1C), PAN DQ-UP1K (PAN DQUP1K).
The "Supply Problem" notice on the WORKiO DP CL21 is typically a recognition fault on one of the colour cartridges, not a defect. Switch off for 30 seconds, reseat the reported cartridge, clean its contacts with a dry cloth, and power back on. If nothing changes, replace the cartridge for the colour the printer flags.