Vivitek Qumi Q4 User Manual

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Audio Problems
Problem: There is no sound
1. Adjust the volume of the audio source.
2. Check the audio cable connection.
3. Test the output of the audio source with other speakers.
4. Have the Qumi serviced.
Problem: The sound is distorted
1. Check the audio cable connection.
2. Test the output of the audio source with other speakers.
3. Have the Qumi serviced.
FAQs
1. Does Qumi work with a personal computer, notebook or netbook?
Yes. Use the provided VGA cable or HDMI cable. The Qumi can connect to a...

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5. How are images from a digital camera or a USB storage device displayed?
Images and other content can be displayed by connecting the following devices to 
the Qumi:
• USB flash drive, hard drive, card reader
• Digital camera
• Smart phone
• Multimedia storage viewer
Once the devices are connected, images can be displayed by using the Qumi Media 
Suite.
6. Which cable is required to video devices to the Qumi?
Video devices can be connected to the Qumi by using an Audio/Video or HDMI/
MHL cable if the...

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Specifications
MODELQumi Q5 SeriesQumi Q4 Series
RESOLUTIONHD (720p - 1280x800)
PROJECTION DISTANCE1000mm ~ 3000mm (39.37” ~ 118.11”)
PROJECTION SCREEN SIZE 
(DIAGONAL)762mm ~ 2286mm (30” ~ 90”)
PROJECTION LENSManual focus
THROW RATIO1.55x
VERTICAL KEYSTONE 
CORRECTION+/- 40 steps (-45° ~ +33°)
PROJECTION METHODSFront, Rear, Desktop, Front-Ceiling, Rear-Ceiling
DATA COMPATIBILITYVGA, SVGA, XGA, SXGA, SXGA+, UXGA, Mac
SDTV/EDTV/ HDTV480i, 480p, 720p, 1080i, 1080p
VIDEO COMPATIBILITYHDTV (720p,...

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Projection Distance vs. Projection Size
 
Projection Distance and Size Table
IMAGE 
DIAGONAL 
(CM/INCHES)
IMAGE 
WIDTH  
(CM/INCHES)
IMAGE HIGH 
(CM/INCHES)
PROJECTION 
DISTANCE 
(CM/INCHES)
OFFSET-A 
(CM/INCHES)
76.2/3064.6/25.4340.4/15.91100/39.371/0.40
101.6/4086.2/33.9453.8/21.18134/52.761.3/0.51
114.3/4596.9/38.1560.6/23.86150/59.061.5/0.59
127/50107.7/42.4067.3/26.50167/65.751.7/0.66
152.4/60129.2/50.8780.8/31.81200/78.742/0.79
177.8/70150.8/59.3794.2/37.09234/92.132.4/0.92...

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Timing Mode Table
SIGNALRESOLUTIONH-SYNC 
(KHZ)
V-SYNC 
(HZ)
COMPOSITE 
/ S-VIDEOCOMPONENTRGBDVI/
HDMI
NTSC—15.73460.0O———
PAL/
SECAM—15.62550.0O———
VESA
720 x 40037.985.0——OO
800 x 60031.560.0——OO
800 x 60037.972.0——OO
800 x 60037.575.0——OO
640 x 48043.385.0——OO
800 x 60035.256.0——OO
800 x 60037.960.0——OO
800 x 60048.172.0——OO
800 x 60046.975.0——OO
800 x 60053.785.0——OO
1024 x 76848.460.0——OO
1024 x 76856.570.0——OO
1024 x 76860.075.0——OO
1024 x 76868.785.0——OO
1280 x 80049.759.8——OO
1280 x...

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Qumi Dimensions
160mm
(6.3”)
102mm(4.03”)
32mm¢1.27 Å£
160mm
(6.3”)  

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Regulatory Compliance
FCC Warning
This equipment has been tested and found to comply with the limits for a Class B digital 
device pursuant to Part 15 of the FCC Rules. These limits are designed to provide 
reasonable protection against harmful interference when the equipment is operated in a 
commercial environment.
This equipment generates, uses, and can radiate radio frequency energy and, if not 
installed and used in accordance with the instruction manual, may cause harmful 
interference to radio...