HL-5240/5250DN/5270DN/5280DW SERVICE MANUAL
Confidential
1-7
3. SPECIFICATIONS
3.1 Printing
Print method Electrophotography by semiconductor laser beam scanning
Laser Wavelength: 770 - 810nm
Output: 5mW max
Laser class: Class B
Resolution <Windows

95, WindowsNT

4.0, Windows

98/Me, Windows

2000,
Windows

XP Home Edition/XP Professional/XP Professional x64
Edition and Mac OS

>
1200 dpi*/ HQ1200/ 600dpi/ 300dpi
<DOS>
600dpi
<Linux>
600dpi/ 300dpi
* When you choose the higher print quality setting, the print speed will
be slower.
Print quality Normal printing mode
Economy printing mode (Toner saving mode)
Print speed Normal
Up to 28 pages/minute (A4 size paper)
Up to 30 pages/minute (Letter-size paper)
Warm-up Less than 18 seconds at 23°C (73.4°F)
First print Less than 8.5 seconds when the printer is in the ready state.
(when loading A4 or Letter-size paper from the standard paper tray)
Consumables <Toner cartridge>
Life expectancy:
Standard 3,500 pages / cartridge
High yield 7,000 pages / cartridge
* when printing A4 or Letter-size paper at 5% print coverage. 
Shelf life: 2 years (6 months after opening)
<Drum unit>
Life expectancy: 25,000 pages/ drum unit (1 page/ job)
* when printing A4 or Letter-size paper at 5% print coverage. 
Shelf life: 2 years
The shelf life is guaranteed under the normal condition as below;
(Temperature)
Normal condition: 0 to 40°C
*Storage condition at the temperature of 40 to 50°C: Up to 5 days
*Storage condition at the temperature of –20 to 0°C: Up to 5 days
(Humidity)
Normal condition: 35 to 85%
*Storage condition at the humidity of 85 to 95%: Up to 5 days
*Storage condition at the humidity of 10 to 35%: Up to 5 days
NOTE:
Print speed varies depending on the paper size or media type. For details, refer to 3.8 ‘Print
Speeds with Various Settings’ in this Chapter.
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