Ricoh 84 inch Ultra HD Interactive Panel 308 cd/m² Brightness, 1400:1 Contrast Ratio D8400

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Ready to work at your first touch, the D8400 complements top-class visual clarity with flexibility and efficiency. Work can be saved as searchable PDFs and the OCR function allows you to convert handwriting to text; several users can join you in writing and drawing on the screen simultaneously; graphics can be edited, moved and resized on screen; and video conferencing is available. Effective and engaging in even large rooms, this highly productive new whiteboard brings many benefits to the modern workplace.

  • Outstanding clarity: maximum 4k HD resolution
  • Large 84” display ideal for larger rooms
  • Unique and easy to operate User Interface
  • Collaboration through connectivity to other MFPs*
  • Swift, seamless connectivity to other smart devices



Interface (input) - Video VGA, HDMI, DVI-D, DisplayPort™
Interface (input) - Audio Line 3.5 mm
Interface (output) - Audio Speaker-out
Interface (others) USB2.0 (type B) x1, RS-232C
Dimensions (W x D x H) 1,935 x 131 x 1,134 mm
Weight 104 kg
Power source 100 - 240 V, 50/60 Hz


Panel size - Diagonal 84" wide (2,134 mm)
Display type Liquid crystal display
Backlight LED system
Effective display area (W x H) 1,047 x 1,861 mm
Resolution - Maximum 3,840 x 2,160 dot
Colour - Maximum Over 1,060,000,000 colours
Brightness - Maximum 308 cd/m²
Aspect ratio 16 : 9
Contrast ratio 1,400 : 1
Pixel pitch 0.744 x 0.744 mm
Response speed 13 ms (Grey to Grey, Ave.)
Viewing angle (H/V) 178°/178° (Contrast ratio >= 12)


Sound power level (full system) 40 dB
Power consumption - Maximum 564 W
Power consumption - Stand-by mode 50 W
Recovery time from stand-by mode 5 sec.
Operating temperature 0°C - 32°C
Operating humidity 10% - 80%


Touch technology Infrared touch
Touch point 10 point (display only), 2 point (with Ricoh controller option)
Touch resolution 32,767 x 32,767
Accuracy +/- 10 mm in touchable area
Touch output USB 2.0 (type B)
Detection system electronic pen Light interception method (optional pen sensor kit and controller required)
Protection Glass Thickness Approx. 4 mm (including AR coating)
More Information
Manufacturer Ricoh
Built-In PC Optional PC
Extended Touch Capable No
Panel Resolution 4K UHD (3840 x 2160)
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