Apple AppleVision 850 vs Apple Multiple Scan 20 Display

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AppleVision 850 compared with Multiple Scan 20 Display

	AppleAppleVision 850	AppleMultiple Scan 20 Display
Overview
Released
Released	May 1997	March 1994
Display
Screen size
Screen size	19″	19.1″
Panel
Panel	CRT (Nominal 20-inch Trinitron CRT, 19-inch viewable image, 0.26 mm stripe pitch and 0.25 mm grille pitch per Service Source; no fixed native pixel matrix)	CRT (Original nominal 20-inch Trinitron CRT, 19.1-inch viewable image and 0.31 mm stripe pitch; no fixed native matrix. Later Revision B uses a different 0.26 mm tube and is not substituted here.)
Colour modes
Colour modes	DigitalColor calibration to original factory measurements, with ambient-light and phosphor-age adjustments; ColorSync support for screen-to-print matching. Brochure white-point selection 4100–9300 K and gamma controls.	–
Supported signal modes
Supported signal modes	Service Source lists 640 × 480 at 60, 67, 72, 75 or 85 Hz; 800 × 600 at 56, 60, 72, 75 or 85 Hz; 832 × 624 at 75 Hz; 1024 × 768 at 60, 70, 75 or 85 Hz, plus 87 Hz interlaced; 1152 × 870 at 75 Hz; 1280 × 1024 at 75 or 85 Hz; and 1600 × 1200 at 75 Hz. Horizontal scan range 30–94 kHz and vertical range 48–120 Hz. These are supported CRT signal modes, not native resolution or native refresh. November 1997 brochure instead prints 55 Hz for the two lowest modes; Service Source's detailed timing tables are retained.	Apple's support sheet lists 640 × 480 at 59.95, 66.7 or 75 Hz; 800 × 600 at 75 Hz; 832 × 624 at 75 Hz; 1024 × 768 at 74.93 or 75 Hz; 1152 × 870 at 75 Hz; and 1280 × 1024 at 75 Hz. Service Source gives horizontal scan range 29–82 kHz and vertical range 50–150 Hz. These are supported CRT signal modes, not a native pixel matrix or native refresh rate; modes depend on the computer and adaptor.
Screen coating
Screen coating	Multilayer antireflection panel and antistatic coating	Bonded glass panel with multilayer antiglare and antistatic coating
Connections
Video inputs
Video inputs	DA-15	DA-15
USB-C charging
USB-C charging	None	None
Speakers
Speakers	No	–
Other connections
Other connections	Captive Macintosh DA-15 analogue RGB video cable with integrated ADB connection; supplied PC VGA adaptor. Two ADB pass-through output ports. Non-AV 850 has neither integrated speakers nor microphone; AV connections and audio specifications are not copied.	Macintosh 15-pin DA-15 analogue RGB cable; VGA computers need a video adaptor. Two front ADB device ports and rear ADB pass-through port.
Design
Stand adjusts
Stand adjusts	Tilt, swivel	Tilt, swivel
Weight with stand
Weight with stand	30 kg	30 kg
Tilt
Tilt	−5° to +15°	−5° to +15°
Swivel
Swivel	At least ±45°	At least ±45°
Size with stand
Size with stand	Service Source gives 474 × 484 × 515 mm, each ±3 mm (height × width × depth); November 1997 brochure gives 47.5 × 48.5 × 51.5 cm	Apple support publishes 18.7 × 18.7 × 19.7 inches (height × width × depth); Service Source separately lists 474 × 474 × 501.5 mm
Weight detail
Weight detail	Service Source publishes 30 kg (67 lb); November 1997 maker brochure instead gives 30.6 kg (67.4 lb), distinct from 35.7 kg fully boxed. Main field retains Service Source's monitor weight.	Service Source gives monitor weight 30 kg (66 lb), distinct from the 36 kg boxed shipping weight. The later 1995 Apple Facts sheet for the 0.26 mm tube instead gives 29.7 kg.
Controls
Controls	Front power, brightness, contrast and five buttons for on-screen controls. Additional geometry, colour and gamma controls through Mac Monitors & Sound control panel or Windows on-screen controls; automatic power-on degauss.	Front-panel power, reset, brightness and contrast; image position, size, rotation, convergence and colour-temperature controls. Automatic power-on degauss.
Power and support
Power use
Power use	Service Source and November 1997 maker brochure 150 W maximum; brochure less than 30 W standby and less than 5 W suspend/CPU energy-saving. EveryMac's secondary 180 W figure is not substituted.	Maximum 165 W; less than 15 W in Energy Saver mode
Power supply
Power supply	90–264 V AC, 47–63 Hz; these mains ratings are not screen refresh rates	Service Source specifies 90–132 or 198–264 V AC, 47–63 Hz; support archive instead gives the upper band as 198–260 V. These are mains ratings.
Software
Software	System 7.1 or later and 68040 or later Macintosh processors for AppleVision software; Windows 95 compatibility with supplied adaptor. Maker 5 May 1997 press release says non-AV850 available immediately worldwide while 850AV was expected in June; no AV date substituted. Service Source explicitly describes the November 1997 ColorSync Display rename as the only product change at that point; no duplicate renamed model or unsupported successor link. Brightness and contrast ratio are unpublished.	System 7.1 or later; older Macs may need additional adaptors. Apple support identifies March 1994 introduction, and InfoWorld's 14 March 1994 shipping section reports rollout that week; month precision retained. Service Source distinguishes original 0.31 mm hardware from later Revision B 0.26 mm hardware with different deflection board, controller and power supply. No Revision B retail date is inferred. Brightness and contrast ratio are unpublished.
Certifications
Certifications	Original TCO 92, MPR II, EPA Energy Star and VESA DPMS. Service Source identifies later TCO 95 replacement plastics from January 1998 only for non-AV ColorSync units carrying the rear TCO 95 mark.	US EPA Energy Star power conservation