Philips LCD monitor with Ambiglow 278C4QHSN 278C4QHSN/75 User Manual

Issue date 2014-03-29

Version: 4.0.1

12 NC: 8670 000 94032
EAN: 87 12581 65704 8

© 2014 Koninklijke Philips N.V.
All Rights reserved.
Specifications are subject to change without notice. 
Trademarks are the property of Koninklijke Philips N.V. 
or their respective owners.

278C4QHSN/75

Specifications

LCD monitor with Ambiglow

Gioco 27" / 68.6cm, Ambiglow display

• Ambiglow features: Auto (on) Variable brightness 

control, Smart Bias Light

• LCD panel type: IPS LCD

• Backlight type: W-LED system

• Panel Size: 27 inch/68.6 cm

• Effective viewing area: 597.89 (H) x 336.31 (V)

• Aspect ratio: 16:9

• Optimum resolution: 1920 x 1080 @ 60 Hz

• SmartResponse (typical): 5 ms (Gray to Gray)

• Brightness: 250 cd/m²

• Contrast ratio (typical): 1000:1

• SmartContrast: 20,000,000:1

• Pixel pitch: 0.311 x 0.311 mm

• Viewing angle: 178º (H) / 178º (V), @ C/R > 10

• Picture enhancement: SmartImage

• Display colors: 16.7 M

• Scanning Frequency: 30 - 83 kHz (H) / 56 -75 Hz 

(V)

• sRGB

• Signal Input: VGA (Analog ), HDMI x 3

• Sync Input: Separate Sync, Sync on Green

• Audio (In/Out): HDMI audio out

• User convenience: Ambiglow, SmartImage, Menu, 

Power On/Off, Input

• OSD Languages: English, French, German, Italian, 

Portuguese, Russian, Simplified Chinese, Spanish

• Other convenience: Kensington lock

• Plug & Play Compatibility: DDC/CI, Mac OS X, 

sRGB, Windows 8/7/Vista

• Tilt: -5/20 degree

• On mode: 28.2W (typ.) (EnergyStar 5.0 test 

method)

• Standby mode: 0.4W

• Off mode: 0.3W

• Power LED indicator: Operation - White, Standby 

mode- White (blinking)

• Power supply: External, 100-240VAC, 50-60Hz

• Product with stand (mm): 623 x 471 x 197 mm

• Product without stand (mm): 623 x 376 x 44 mm

• Packaging in mm (WxHxD): 668 x 527 x 100 mm

• Product with stand (kg): 5.44 kg

• Product without stand (kg): 5.00 kg

• Product with packaging (kg): 8.84 kg

• Temperature range (operation): 0 to 40 °C

• Temperature range (storage): -20 to 60 °C

• Relative humidity: 20%-80 %

• Altitude: Operation: +12,000ft (3,658m), Non-

operation: +40,000ft (12,192m)

• MTBF: 30,000 hour(s)

• Environmental and energy: EPEAT Silver, RoHS, 

EnergyStar 5.0, Lead-free, Mercury Free

• Recyclable packaging material: 100 %

• Regulatory Approvals: BSMI, CE Mark, FCC Class 

B, GOST, SASO, SEMKO, TCO 5.2, TUV/

ISO9241-307, UL/cUL, WEEE

• Front bezel: Dark Bronze

• Rear cover: Dark Bronze

• Foot: Dark Bronze

• Finish:  Glossy

•

* Avoid looking directly at the Ambiglow LED's as they are very bright, 

and may cause temporary blurred vision.