Vivitek Qumi Q38-WT, Qumi Q38-RD, Qumi Q38-BK User Manual

1

2

Preface

Copyright

© 2017 Vivitek. is a trademark of Delta Electronics, Inc. All other
trademarks are the property of their respective owners. All values, weights and sizes in
this Manual are approximate values. Specifications are subject to change without notice.

Disclaimer

The information in this document is subject to change without notice. The manufacturer
makes no representations or warranties with respect to the contents hereof and
specifically disclaims any implied warranties of merchantability or fitness for any
particular purpose. The manufacturer reserves the right to revise this publication and to
make changes from time to time in the content hereof without obligation of the
manufacturer to notify any person of such revision or changes.

Trademark Recognition

HDMI, the HDMI Logo, and High-Definition Multimedia Interface
are trademarks or registered trademarks of HDMI Licensing LLC
in the United States and other countries.

3

Important Safety Information

Important:

It is strongly recommended that you read this section carefully before using Qumi. These
safety and usage instructions that will make sure you enjoy many years of safe use of
Qumi. Keep this manual for future reference.

Symbols Used

Warning symbols are used on the unit and in this manual to alert you of hazardous
situations.

The following symbols are used to call attention to important information.

Note:
Provides additional information on the topic at hand

Important:
Provides additional information that should not be overlooked.

Caution:
Alerts you to situations that may damage the unit.

Warning:
Alerts you to situations that may damage the unit, create a hazardous environment, or
cause personal injury..

Throughout this manual, component parts and items in the OSD (On-Screen Display)
menus are denoted in bold font as in this example:

“Press the Menu button on top of the projector or remote control to open the Setting
menu”.

General Safety Information

 Do not open the casing. There are no user-maintainable parts inside the machine.

For any maintenance, please contact a qualified service technician.

 Follow all warnings and precautions on the machine or in this Manual.
 According to its design, the projection light source is extremely bright. To avoid

harm to your eyes, do not look straight at the lens when the LED is ON.

 Do not place the machine on unstable surface or stand.
 Avoid using the system near water, in direct sunlight, or near a heating device.
 Do not place any heavy objects (e.g., books or bags) on the unit.

4

Qumi Installation Notice

 Allow at least a 500mm (20”) clearance around the exhaust vent.

 Make sure that the intake vents do not recycle hot air from the exhaust vent.
 When operating Qumi in an enclosed space, make sure that the surrounding air

temperature within the enclosure does not exceed operating temperature while Qumi is
running, and the air intake and exhaust vents are unobstructed.

 All enclosures should pass a certified thermal evaluation to make sure that Qumi does

not recycle exhaust air, as this may cause the device to shut down even if the enclosure
temperature is with the acceptable operating temperature range.

Caution: Avoid usage of Qumi in dusty environments.

5

Power Supply Safety

 Only use the supplied adapter.
 Do not place anything on the cord. Place the cord where it will not be in the way of foot

traffic.

 Remove the battery from the remote control when storing or not in use for a prolonged

period.

Cleaning Qumi

 Before cleaning, disconnect the power supply cables. See “Cleaning Qumi” on

Page 43.

Note: Qumi will be warm after usage. Allow Qumi to cool down before storing away.

Control Warning

Before installing and using Qumi, read the regulatory notices in the Regulatory
Compliance on page 52.

Symbol Explanations

DISPOSAL: Do not use household or municipal waste collection services for
disposal of electrical and electronic equipment. EU countries require the use
of separate recycling collection services.

Main Features

 FullHD 1080p (1920 x 1080) resolution with a maximum resolution of WUXGA (1920

x 1200) on HDMI port

 UHD 4K video playback support on Android OS
 Up to 600 lumens of brightness and 10,000:1 contrast for brilliant and sharp

images.

 Enjoy a big bright 130” (diameter) high definition projection from only 3.5m (12.5ft)

from the projection surface.

 Long life energy efficient LED light source with up to an estimated 30,000 hours of

operation.

 Advanced Quad-Core CPU running an Android™ operating system.
 Wirelessly stream and project documents, photos, movies and other content with

the integrated wireless system from an iOS and Android™ smartphone or tablet

 Built-in 3w (x2) stereo loudspeakers with audio-out for easy connection to other

audio devices

About this Manual

This manual is intended for end users and describes how to install and operate Qumi.
Wherever possible, relevant information—such as an illustration and its description—
has been kept on one page. This printer-friendly format is both for your convenience and
to help save paper, thereby protecting the environment. It is suggested that you only
print sections that are relevant to your needs.

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Table of Contents

Preface .......................................................................................................................................... 2

Important Safety Information ..................................................................................................... 3

Main Features .............................................................................................................................. 5

Chapter 1 At a Glance ................................................................................................................. 7

Overview .................................................................................................................................... 7

Standard Accessories ................................................................................................................ 9

Remote Control ....................................................................................................................... 10

Setting Up the Remote Control................................................................................................ 11

Chapter 2 Getting Started ......................................................................................................... 12

What you need ........................................................................................................................ 12

Setting Up Qumi ...................................................................................................................... 13

Chapter 3 Qumi Home Screen .................................................................................................. 17

Views ....................................................................................................................................... 17

Photo ....................................................................................................................................... 20

Video ........................................................................................................................................ 21

Music ....................................................................................................................................... 22

Document ................................................................................................................................ 23

App Store ................................................................................................................................. 24

Browser .................................................................................................................................... 25

My Apps ................................................................................................................................... 26

WiFi .......................................................................................................................................... 27

Mirroring Setup ........................................................................................................................ 28

Settings .................................................................................................................................... 32

Chapter 4 On-Screen Display (OSD) Settings ........................................................................ 33

OSD Menu Controls ................................................................................................................ 33

OSD Language Settings .......................................................................................................... 35

Chapter 5 Taking Care of Your Qumi ...................................................................................... 46

Cleaning Qumi ......................................................................................................................... 46

Cleaning the Lens .................................................................................................................... 46

Troubleshooting ....................................................................................................................... 47

Vivitek Support Site ................................................................................................................. 50

Specifications........................................................................................................................... 51

Projection Distance vs Projection Size .................................................................................... 52

Projection Distance and Size Table ........................................................................................ 52

Timing Mode Table .................................................................................................................. 53

Qumi Dimensions .................................................................................................................... 54

Regulatory Compliance ........................................................................................................... 55

Safety Certifications ................................................................................................................. 55

Disposal and Recycling ........................................................................................................... 55

7

Chapter 1 At a Glance

Overview

Front/Top/Right View

8

Rear/Top/Left View

9

Standard Accessories

Along with Qumi, the following accessories are include in the box:

Remote Control (with one 3V CR2025 battery)

Regional Power Cord and Power Adapter

Documentation Kit*
(Quick Start Guide, Warranty Card)

Standard HDMI cable

*Note: The user manual is located inside the projector’s internal memory:

1. Projector’s internal memory:
 Home Screen → My Apps → File Brower → Local Disk → Qumi_Q38_User_Manuals

2. Visit Vivitek website
 www.vivitekcorp.com:

i. Select country or region of choice to download user manual

Contact your dealer immediately if any items are missing, appear damaged, or if the unit
does not work. It is recommended that you keep the original packing material in case
you ever need to return the equipment for warranty service.

10

Remote Control

11

Setting Up the Remote Control

The remote control comes with one (1) 3V lithium battery
(CR2025). The battery is pre-installed in the remote control.

To begin using the remote control, remove the plastic tab (A)
from the battery compartment.

Replacing the Remote Control’s Battery

1

.

Remove the battery
compartment cover
by turning the cover
towards the arrow
(A). Then lift the
cover out towards
the arrow (B)..

2

.

Remove the old
battery and insert
the new battery
with the positive
side facing up.

3

.

Install the cover and turn
as shown in the illustration.

Caution:

1. Only use 3V lithium battery (CR2025).

2. Dispose of used batteries according to local ordinance regulations.

3. Remove the battery when not using Qumi for prolonged periods.

Operating Range

The remote control uses infrared (IR) transmission to control Qumi. It is necessary to
point the remote directly at Qumi.

The remote control functions properly within a radius of approximately 7 meters (23 feet)
and 15 degrees above or below the Qumi level (If the remote is not held perpendicular
to the sides or rear of Qumi).

If Qumi is unresponsive to the remote control, move closer towards Qumi.

Note:

The remote control’s Power On button won’t switch on the projector when the Power
Adapter isn’t connected to the Qumi.

12

Chapter 2 Getting Started

What you need

Qumi can be connected to many types of external devices and peripherals. To play
music, connect Qumi to an external or portable music player. To play films, connect
Qumi to a DVD player, Blu-Ray player or media player. To display files and other types
of media, connect Qumi to peripherals like a personal computer via the provided HDMI
cable or a USB drive.

These devices can be connected to Qumi using an appropriate cable. Make sure that
the connecting device has an appropriate output connector.

13

Setting Up Qumi

Connecting Peripherals by HDMI

Connect HDMI-compatible peripherals to Qumi using an HDMI cable (Included).

Inserting a USB device or microSD Card

Connect a USB device (USB Flash Drive, Keyboard, Mouse) or microSD card to the Qumi
by inserting the desired device (s) into the appropriate port.

Connecting Audio

Connect earphones or speaker to Qumi by inserting into the Audio-in port.
Bluetooth Audio out is also available under Settings, Bluetooth. Turn Bluetooth "ON"

and pair audio device.

14

Charging the Battery

Follow the below steps to charge Qumi:
Connect the AC power adapter to Qumi.
Connect the other end of AC power adapter to a wall outlet.

Notes:
The battery will be fully charged in about 3 to 4 hours.
LED Light Description

 Power LED (Blue) – Power on
 Battery LED (Green) – Battery is fully charged
 Battery LED (Red) – Battery is charging (Blinking light means low battery)

15

Starting and Shutting Down Qumi

1

.

Connect the AC power adapter
to Qumi. Connect the other end
of AC power adapter to a wall
outlet.

Note:
The adapter models may differ

between countries.

2

.

Press power button to turn
on Qumi.

 When AC power adapter

is connected, press the
power button for 1
second.

 When AC power adapter

is not connected, press
the power button for 5
seconds.

Qumi splash screen displays and
connected devices are detected
but not displayed.

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3.

If several input devices are connected, repeatedly
press the SOURCE selection (signal source) button
on the remote to toggle through connected inputs.

 HDMI
 Android

4.

Press power button to power off Qumi.

5.

When the “Power off” message appears, please press
the power button again . The projector will turn off.

Power off?

Please press the power
button again

Adjusting the Projector Level

Flip down the kickstand to adjust the projector level.

Using a Tripod

Qumi can be used with a tripod by connecting the
tripod to the bottom of Qumi. Many typical tripods
can be connected.

Supported Tripod Specifications:

• Socket size: 1/4-20 L6.3mm

17

Chapter 3 Qumi Home Screen

Views

The Qumi Q38 Home Screen is designed as the starting point for accessing all of the
projector’s key functions and features. The Home Screen helps provide ease-of-use for
conveniently operating and configuring the projector. It displays the main functions,
app links, and notification bar. The Home Screen also allows for direct access to media

files from a smart device (smartphones or tablets), microSD card or USB drives for a
complete media experience.

The Home Screen is made up of three (3) sections and includes Main Functions, Quick
Access Links and Notification Bar:

Main Functions

The Main Functions panel is placed directly in the center of the screen for accessing all

of the projector’s key functions for Entertainment, Productivity, Connectivity, App Store,

My Apps and Settings. The contents of Entertainment, Productivity and Connectivity can
be customized and updated based on the user’s preference.

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 Entertainment - Apps or tools for entertainment are placed here. The Apps

that appear here can be customized and updated based on the user’s

preference.

 Productivity - Apps or tools for working or being productive are placed here.

The Apps that appear here can be customized and updated based on the
user’s preference.

 Connectivity - Apps or tools for connecting other devices via WiFi or

Bluetooth are placed here. The Apps that appear here be customized and
updated based on the user’s preference.

 App Store – Manage downloads, updates and access to the App Store.
 My Apps – Manage and operate all applications related to Qumi.
 Settings – Access to a variety of settings including Display, Sound, WiFi,

HotSpot, Bluetooth, Storage, General, Application and System.

Quick Access Links

The Qumi includes a Quick Access Links panel on the bottom left of the screen.
This panel provides access to commonly used applications and system settings
like Photo, Video Music, Browser, Documents and more. The Apps that appear
in the Quick Access Shortcuts can also be customized and updated based on the
user’s preference.

 Photo - Display photos and provides slide show functionality from files listed

in the “Photo” menu or stored in the internal memory, microSD card or
connected USB drive.

 Video - Play videos from files listed in the “Video” menu or stored in the

internal memory, microSD card or connected USB drive.

 Music - Play audio from files listed in the “Audio” menu or stored in the

internal memory, microSD card or connected USB drive.

 Browser - Navigate the web with the built-in browser.
 Document - Display document files listed in the “Document” menu or stored in

the internal memory, microSD card or connected USB drive.

 WiFi - Setup and manage wireless connections.

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Notification Bar

Notification Bar appears on the top right of the screen. The notification icons
indicate the Qumi connectivity status.

 microSD Card Icon – microSD card is inserted.
 Bluetooth Icon – Bluetooth function is activated.
 USB Drive Icon – USB flash drive is inserted.
 WiFi Icon – WiFi is connected.
 Power/Battery Icon – Power is connected or battery power level.

20

Photo

The available images in the connected USB drive, microSD card or Internal Memory are
listed in the Photo menu.

Press , , and buttons on top of the projector or remote controller to
select files and press to display the chosen file. The control panel display will

change based on the file. The table below lists the available functions.

Menu Bar/Icon

Description

Albums, Locations, Times, People, Tags

1.

Select album, Make available offline, Refresh

Filmstrip View, Grid View

2.

Delete, Slideshow, Edit, Crop, Set picture as, Details, Print

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Video

Available videos in the connected USB drive, microSD card or Internal Memory are listed
in the Video menu.

Press , , and buttons on top of the projector or the on the remote
controller to select files and press to display the chosen file. The control panel

display will change based on the file. The table below lists the available functions.

Menu Bar/Icon

Description

Return to main menu

Return to previous window

22

Music

Available music in the connected USB drive, microSD card or Internal Memory are listed
in the Music menu.

Press , , and buttons on top of the projector or buttons on the remote
controller to select files and press to display the chosen file. The control panel

display will change based on the file. The table below lists available functions

Menu
Bar/Icon

Description

Playlists

Shuffle is on/Shuffle is off

Repeat all songs/Repeat current song/Repeat is off

Lyrics (LRC)

23

Document

Available documents in the connected USB drive, microSD card or Internal Memory are
listed in the Document menu.

Press , , and buttons on top of the projector or the on the remote
controller to select files and press to display the chosen file. The control panel

display will change based on the file. The table below lists the available functions.

Menu
Bar/Icon

Description

Open

Folders, Cloud Storage

Share

Send Cloud, Join Shareplay, More

Manage

Duplicate, Delete, Erase Record

Delete

Sort by: File Name, Modify Time (Refresh)

24

Close

App Store

Manage downloads, updates and access to the APP Store.

Search for the desired App.

25

Browser

Navigate the web with the built-in browser.

Press , , and buttons on top of the projector or the remote controller to
select files and press for display. The control panel display will change based on

the file. The table below lists available functions.

Menu
Bar/Icon

Description

Bookmark this page

Search or type URL

Find local bookmark

Notes:
When navigating the web with the built-in browser, it’s recommended to connect a

USB mouse and keyboard to Qumi.

26

My Apps

Manage and operate all applications installed on Qumi.

Applications downloaded through the App Store will be show in the My Apps drawer.

27

WiFi

Setup and manage wireless connections (Example: Tablet, Smartphone)
Enable WiFi -- Select network name

Input user name and password -- Click Connect

Press , , and buttons on top of the projector or the remote controller to
select files and press for display. The control panel display will change based on

the file. The table below lists available functions.

Menu bar/Icon

Description

Turn On or Off WiFi

Refresh (Available Networks)

Add Network

Scan, WPS PIN Entry, Wi-Fi Direct, Advanced

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Mirroring Setup

This feature will allow the wireless mirroring of connected personal computers,
smartphones and tablets (iOS/MacOS/Windows/Android operating systems) to the
Qumi Q38 without requiring any physical cables. The Qumi Q38 supports 3 types of
mirroring technology and this includes AirPlay with AirReceiver, Google Cast with
AirReceiver and Miracast.

 AirPlay with AirReceiver

 AirPlay with AirReceiver lets you wirelessly stream content from an iOS

or MacOS device to the Qumi Q38.

 Google Cast with AirReceiver

 Google Cast with AirReceiver lets you wirelessly cast your Android

smartphone/tablet’s content or Chrome Browser to the Qumi Q38.

 Miracast

 Miracast is a wireless display that will let you wirelessly cast content

from your Android smartphone or tablet to the Qumi Q38.

Compatibility

System OS

Version No.

Device Types

Suitable Mirroring Technology

iOS

Up to v11.2

iPhone Series, iPad
Series

AirPlay with AirReceiver
MacOS

Up to v10.12

MacBook Series

AirPlay with AirReceiver

WindowsOS

Up to
Windows 10

PCs running Windows

Google Cast with AirReceiver
AndroidOS*

Up to v7.1.1

Smartphones, Tablets

Google Cast with AirReceiver, Miracast

*Note: As of December 2017, major brands and models of Android smartphone and

tablets have been tested, however we can’t guarantee interoperability of all brands

and models on the market with the Qumi Q38.
Known Limitations

1. Some live-streaming applications, like Netflix, do not work with AirReceiver.

• Some live streaming applications, such as Netflix, Amazon Video, HBO Go,
YouTube and most sports/TV apps, either use their own custom protocol or
prevents connections that are not originating from an iOS or MacOS device. Some
of the service providers behind these applications also prevent an Apple TV to
display content over AirPlay. We are currently researching into ways of adding
this support into future versions of AirReceiver. In some instances, you might be
able to mirroring and stream content to another device.

2. Unable to stream DRM protected movies from iTunes.

• Does not support streaming of DRM protected movies from iTunes.

1. iOS/MacOS device setup for AirPlay with AirReceiver

Note: The AirReceiver application is defaulted to always be on, so no need
launch it.

A. Connect your iOS/MacOS Smartphone/Tablet/PC and Qumi Q38 to the same

office or home wireless network.

29

B. There is no need to download the AirReceiver App to your iOS/MacOS

Smartphone/Tablet/PC.

C. a. On your iOS Smartphone/Tablet, slide up from the bottom of the screen

to display the control console. The AirPlay button should appear, then click on
it. Select the suitable device to switch on the screen mirroring. In this case,
the name will appear as “Vivitek”.
b. On your MacOS PC, activate the status menu from the top right-side of the
screen to display the Status menu. The screen mirroring button should appear,
then click on it. Select the suitable device to switch on the screen mirroring.
In this case, the name will appear as “Vivitek”.

iOS Device Setup

Activate the control
console.

Click the screen­mirroring button.

Select the suitable
device to start mirroring.

xz

s

MacOS Device Setup

Activate the status menu and click the screen mirroring button.

Select the suitable device to start mirroring.

30

D. Now you should be connected and mirroring your iOS/MacOS device’s

content to the Q38

2. .AndroidOS device setup for Google Cast with AirReceiver

Note: The AirReceiver application is defaulted to always be on, so no need
launch it.

A. Connect your AndroidOS Smartphone/Tablet and Qumi Q38 to the same

office or home wireless network.

B. On your Android Smartphone/Tablet, launch the Google Cast function.

Select the suitable device to switch on the screen mirroring. In this case, the
name will appear as “Vivitek”.

Reminder: Every Android Smartphone/Tablet brand has a different name
to describe their “GoogleCast” function. Check your Smartphone/Tablet’s
user manual or call the brand’s service center to find out what “GoogleCast”
is called.

C. Now you should be connected and mirroring your AndroidOS device’s content

to the Q38.

3. Miracast setup for Android devices.

Note: Miracast is only compatible with selected Android Smartphones/Tablets.

A. Connect your Android Smartphone/Tablet and Qumi Q38 to the same office

or home wireless network.

B. Launch the Miracast App on the Q38. The application can be found in the

Connectivity folder on the Homescreen.

C. Connect the Android Smartphone/Tablet to the Projector

i. Launch the Smartphone/Tablets mirroring feature and make sure to

enable the wireless display feature.

ii. Search for the Projector. In this case, the Projector device name is:

Android_XXXX (Example)

1. At the same time, look on the projector and you will see a

message saying that the Smartphone/Tablet is trying to connect to
the Projector. Accept the invitation and the mirroring display will
start the connection process.

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Reminder: Every Android Smartphone/Tablet brand has a different name
to describe their “Miracast” function. Check your Smartphone/Tablet’s user
manual or call the brand’s service center to find out what “Miracast” is called.

D. Now you should be connected and mirroring your Android Smartphone /

Tablet’s content to the Q38.

4. WindowsOS device setup for Google Cast with AirReceiver

Note: The AirReceiver application is defaulted to always be on, so no need
launch it.

A. Connect your WindowsOS PC and Qumi Q38 to the same office or home

wireless network.

B. On your WindowsPC, launch the Chrome Browser and click on the 3-Dot

icon and choose the “Cast” feature from the drop down menu. Select the

suitable device to switch on the screen mirroring. In this case, the name
will appear as “Vivitek”. Google Cast will allow you to mirror the Chrome
Window or the computer desktop.

WindowsOS Device Setup

Launch Chrome.

Choose “Cast” feature from the menu

Select the suitable device to start
mirroring.

Cast either the Chrome Window or the
computer desktop.

32

Settings

Access to a variety of settings including Wi-Fi, Display, Sounds, Apps, Storage,
Bluetooth, System and more.

Press , , and buttons on top of the projector or on the remote controller
to select files and press for display. The control panel display will change based

on the file. The table below lists available functions.

Category

Menu Bar/Icon

Description

Device

Wi-FI

Setup and Manage Wireless Connections

Display

Screen Resolution, Screen Position, Daydream

Sounds

System Sounds

Apps

Downloaded Apps, System Apps, Running Apps

Storage & Reset

Device Store, Internal Storage, Reset, Factory
Data Reset

About

System Update, Device Name, Legal
Information, Model, Android Security Patch
Level, Version

Preferences

Date & Time

Automatic Date & Time, Date, Time

Language

Select Device Languages

Keyboard

Current Keyboard, Configure

Accessibility

Captions, Services, Text-To-Speech

More Settings

Additional System Settings

Accessories

Bluetooth

Setup and Manage Bluetooth Devices

Personal
Location

Location Status, Recent Location Requests

Add Account

Log-In With Facebook, Log-In, Sign Up, Forgot
Password

33

Chapter 4 On-Screen Display (OSD) Settings

OSD Menu Controls

Qumi has an On-Screen Display (OSD) settings menu (Menu button can be found on
top of the projector or on the remote control) that allows you to make adjustments and
change settings, such as display and audio settings. The OSD menu has 11 sub-menus:

 Language – Allows for the selection of the language for the OSD Menu. Press

OSD Menu key for entry. Select and move to the desired language using the
Arrow Keys and then press the Menu or Exit key to confirm and exit.

 Input Source – Allows for the selection of the input source for the projector.

Press OSD Menu key for entry. Select and move to the desired input source
using the Arrow Keys and then press the Menu or Exit key to confirm and exit.

• Display Mode Settings – Allows for the adjustment of the projector’s image
display settings to the viewer’s preference. The display settings consist of
Bright, Presentation, Movie and User modes. Select and move to the desired
display mode using the Arrow Keys and then press the Menu or Exit key to
confirm and exit.

 Sound Mode Settings – Select or adjust the projectors audio settings. The

audio settings consist of Standard, Music, Movie, Sports, and User modes.
Select and move to the desired sound mode using the Arrow Keys and then
press the Menu or Exit key to confirm and exit.

• Colour Temperature - Adjust color temperature of screen and RGB parameters
to the user’s preference. Select and move to the desired color temperature

mode using the Arrow Keys and then press the Menu or Exit key to confirm and
exit.

• Aspect Ratio Modes – Select the aspect ratio to adjust how the image appears
on the screen. Select and move to the target mode by using Up/Down Key and
then press the Menu or Exit key to confirm and exit.

 Projection Mode – Allows for the selection of the projection mode (Depends

on mounting method). Press the Entry button to choose from the available
modes.

• Keystone Correction - Corrects misaligned or distorted images so that
projection is displayed correctly on the screen. Select and move to the keystone
correction mode using the Arrow Keys and then press the Menu or Exit key to
confirm and exit.

 Reset All - Restore factory settings and default parameters of the system,

including image, sound, projection, keystone, etc.

 Status - Displays relevant system information (such as software version)
 Software update (USB) - Updates system software. Place the software in the

root directory of USB drive, and then press OK Key to enter the update
confirmation interface and select Yes to update the software.

Note: If the OSD menu is non-active for 10 seconds, it will disappear.

34

OSD Menu Overview

Use the following table to quickly find a setting or determine the range for a setting.

Main Menu

Submenu/Setting

OSD Languages

Česky, English, Français, Dansk, Espaol, Hrvatski, Deutsch, Eλληolk,

Italiano, Magyar, Polski, Româneste, Nederlands, Português,
Slovenščina, Norsk, Pусский, Srpski, Suomi, 简体中文, Svenska,
繁體中文, 日本語

Input Source

HDMI, ANDROID

Display Mode
Presentations

Bright: Contrast 70, Brightness 60, Color 50, Sharpness 50, Tint 60

Presentation: Contrast 50, Brightness 50, Color 50, Sharpness 50, Tint
50

Movie: Contrast 50, Brightness 50, Color 40, Sharpness 50, Tint 50

User: Contrast 50, Brightness 50, Color 40, Sharpness 50

Sound Mode

Standard: Treble 50, Bass 50

Music: Treble 75, Bass 75

Movie: Treble 75, Bass 90

Sport: Treble 35, Bass 35

User: Treble 50, Bass 50

Color Temperature
Cool: Red 8, Green 100, Blue 50

Medium: Red 68, Green 50, Blue 70

Warm: Red 50, Green 50, Blue 50

User: Red 0, Green 0, Blue 0

Aspect Ratio

Automatic, 4:3, 16:9, Native

Projection Mode

Front, Front/Ceiling, Rear/Ceiling, Rear

Keystone
Correction

Auto: Calibration

Manual - -40 - +40

Reset All

Are you sure? Yes or No

Status
LED Hours: xx

Software Version: No. XX.X-XXX.XX.XX

Software Update

(USB)

*Follow onscreen steps for software update

35

OSD Language Settings

Qumi’s OSD language menu can be easily changed. Perform the following steps to
change the OSD language:

1. Press the OSD Screen Menu button on the top of the projector or on the

remote control to enter the Settings menu.

2. Move the cursor to highlight the menu language, and press .

3. Press , , and buttons to choose the preferred language.

4. Press button to exit language settings.

36

Input Source

Perform the following steps to change the display mode:

1. Press the OSD Screen Menu button on the top of the projector or the

remote control to enter the Settings menu.

2. Move the cursor to highlight the Input Source, and press to enter this mode.

3. Press and buttons to select the desired Input Source (HDMI、ANDROID).

4. Press button to exit display mode settings.

Note: User display modes may be adjusted as required by the applications.

37

Display Mode Settings

Perform the following steps to change the display mode:

1. Press the OSD Screen Menu button on the top of the projector or the

remote control to enter the Settings menu.

2. Move the cursor to highlight the Display Mode, and press to enter this mode.

3. Press and buttons to select the desired display mode (Presentation,

Bright, Movie, User).

4. Press button to exit display mode settings.

Note: User display modes may be adjusted as required by the applications.

38

Sound Mode Settings

Perform the following steps to change the sound mode:

1.Press the OSD Screen Menu button on the top of the projector or the

remote control to enter the Settings menu.

2. Move the cursor to highlight the Sound Mode, and press to enter this mode.

3. Press and buttons to select the desired sound mode (Standard, Music,

Movie, Sports and User).

4. Press button to exit sound mode settings.

Note: Treble and Bass can be adjusted as required by the applications.

39

Color Temperature Settings

Perform the following steps to change the color temperature settings:

1. Press the OSD Screen Menu button on the top of the projector or the

remote control to enter the Settings menu.

2. Move the cursor to highlight the color temperature, and press to enter this

mode.

3. Press and buttons to select the desired Color Temperature mode.

4. Press button to exit the Color Temperature mode settings.

Note: Red, green and blue colors can be adjusted as required by the applications.

40

Aspect Ratio Settings

Perform the following steps to change the projector’s aspect ratio:

1. Press the OSD Screen Menu button on the top of the projector or the

remote control to enter the Settings menu.

2. Move the cursor to highlight the Aspect Ratio settings and press to enter this

mode.

3. Press and buttons to select the desired Aspect Ratio mode.

4. Press button to exit the Aspect Ratio mode settings.

41

Projection Method Settings

Perform the following steps to change the projector’s projection method:

1. Press the OSD Screen Menu button on the top of the projector or the

remote control to enter the Settings menu.

2. Move the cursor to highlight the Projection Method settings and press to enter

this mode.

3. Repeatedly press button to select the desired projection method (Front,

Front/Ceiling, Rear/Ceiling, Rear).

4. Press button to exit the Projection Method settings.

42

Keystone Correction Settings

Perform the following steps to change the projector’s keystone correction:

1. Press the OSD Screen Menu button on the top of the projector or the

remote control to enter the Settings menu.

2. Move the cursor to highlight the Keystone Correction settings, and press to

enter this mode.

3. Press , , and buttons to select the desired Keystone Correction

mode.

4. Press button to exit the Keystone Correction settings.

Note: The keystone correction may be adjusted as required by the application.

(Values are between -35 - +35)

43

Reset All Settings

Perform the following steps to reset all on the projector:

1. Press the OSD Screen Menu button on the top of the projector or the

remote control to enter the Settings menu.

2. Move the cursor to highlight the Reset All settings and press to enter this

mode.

4. Press button to select Yes and to select No. After selecting Yes, the Qumi

system will be reset to original factory settings.

44

Status Settings

Perform the following steps to view the projector’s status:

1. Press the OSD Screen Menu button on the top of the projector or the

remote control to enter the Settings menu.

2. Move the cursor to highlight the Status settings and press to enter this mode.

45

Software Update Settings (USB)

1. Download software and unzip file

2. Place software into USB flash drive

File Name: MERGE_DLP30.bin
Note: Place file directly into USB drive (Not in folder)

3. Insert USB flash drive into the USB port (Right side port)

4. Click Menu on the remote control, the Settings menu will appear

5. Scroll down and select “Software Update (USB)”

Follow on-screen instructions for update “Are you sure?”
Select “Yes” by clicking on the left cursor

46

Chapter 5 Taking Care of Your Qumi

Cleaning Qumi

Periodically cleaning Qumi to remove dust and grime will help ensure for a trouble-free
projection and operation.

Warning:

1. Qumi should be turned off and unplugged before cleaning. Failure to do so may

result in injury or damage to the system.

2. Use only a dampened cloth when cleaning. Do not allow water to enter the
ventilation openings on Qumi.

3. If a small amount of water gets into the interior of Qumi while cleaning, unplug Qumi
and set it in a well-ventilated area for several hours before using.

4. If a large amount of water gets into the interior of Qumi when cleaning, unplug Qumi
and have it serviced.

Cleaning the Lens

Optical lens cleaning solutions can be purchased from most camera and other retail
stores. To clean the Qumi lens, perform the following steps:

1. Apply a small amount of the optic lens cleaning solution to a clean, lint free and soft

cloth. (Do not apply the cleaning solution directly to the lens.)

2. Gently wipe the lens in a circular motion.

Caution:

1. Do not use abrasive cleaners or solvents.

2. To prevent discoloration or fading, do not allow the cleaning solution to contact Qumi
case.

47

Troubleshooting

FAQs and Solutions

These guidelines provide tips to deal with problems you may encounter while using Qumi.
If the problem remains unresolved, contact your dealer for assistance.

The problem sometimes can be as simple as improper connection of cables. Review
the following possible issues before proceeding to the problem-specific solutions.

• Use another electrical device to confirm that the electrical outlet is properly
working.

• Make sure that Qumi is turned on.

• Make sure all connections are securely connected.

• Make sure that the connected device is turned on.

 Make sure that the connected PC is not in suspended mode or sleep mode.

Troubleshooting Tips

In each problem-specific section, perform the steps in the order suggested. Doing so
may help solve the problem more quickly.

In order to avoid replacing non-defective parts, try to find and isolate the problem
For example, if you replace batteries and the problem remains, put the original batteries

back and move to the next step.
Keep a record of the steps you take when troubleshooting. The information may be

useful for reference when calling technical support or for bringing Qumi to service
personnel.

System Reset Method (Reboot)

On the rear side of Qumi (below the two USB ports), there is a small pinhole. Insert a
paperclip (or similar sized object) into the hole and press for 3 seconds to reboot
Qumi.

48

Image Problems

Problem: No image appears on the screen.

1. Check whether the source (PC, Flash Drive, Camera, Smartphone, etc…) is

properly configured.

2. Turn off all of the equipment and power up the equipment again in the correct order.

Problem: The image is blurred

1. Adjust the focus directly via the focus buttons on the projector or remote control

2. Ensure that the distance between the Qumi and the screen is within specified range

3. Clean Qumi lens with optical lens cleaning cloth if it is dirty.

Problem: The image is wider at the top or bottom (trapezoid effect)

1. Position Qumi so that it is as perpendicular to the screen as possible.

2.Adjust the Keystone settings in the OSD to correct the problem.

Problem: The image is reversed

Check the orientation of the Projector Mode setting in the Display menu in the OSD.

Problem: Image without contrast

Adjust the Contrast setting in the Color menu in the OSD.

Problem: The color of the projected image does not match the source image

Adjust the color temperature settings in the Color Temperature setting in the OSD menu.

Remote Control Problems.

Problem: Qumi does not respond to the remote control commands

1. Aim the remote control towards the remote sensor on Qumi.

2. Make sure the path between remote and sensor is not obstructed.

3. Turn off any fluorescent lights in the room.

4. Check to see if the battery polarity is correct.

5. Replace the battery.

6. Turn off other infrared-enabled devices in the vicinity.

7. Have the remote control serviced.

Problem: The remote control’s Power On button doesn’t switch on the Qumi.

1. Make sure that the Qumi is using the power adapter.

49

Audio Problems

Problem: There is no sound

1. Adjust the volume on the audio source.

2. Check the audio cable connection.

3. Test the output of the audio source with other speakers.

4. If using Bluetooth, Turn Bluetooth on in Settings and ensure that pairing has occurred.

5. Have Qumi serviced.

Problem: The sound is distorted

1. Check the connection of audio cable.

2. Use other loudspeaker to test output of audio source.

3. Have Qumi serviced.

FAQs

1. Is it possible to connect Qumi to a game console, such as a Microsoft® Xbox
or Sony® PS3?

Yes, Qumi can be used to display content from an Xbox or PS3 console. This can
be done by connecting the HDMI cable from the game console to Qumi.

2. Can Qumi project content from a television?
Watching television content can be done by connecting a cable box, digital set-top

box or satellite receiver directly to Qumi. For example, if a cable box is used, it can
be connected by an HDMI cable to Qumi.

3. 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

Qumi:

•

USB flash drive, hard drive, microSD card, card reader

 Digital camera
 Smartphone
 Multimedia storage viewer

Once the devices are connected, images can be displayed by using the Qumi
Photo Player.

4. Which cable is required for video devices to be connected with Qumi?
Video devices can be connected to Qumi by using an HDMI cable if the video

devices contain an HDMI appropriate ports.

5. What type of video formats does Qumi support?
AVI/RM/RMVB/TS/VOB/MLV/MOV/ISO/WMV/ASF/FLV/DAT/MPG/MPEG

6. What type of audio formats does Qumi support?
MP3,WMA,AAC,WAV/OGG/AC3/DDP/FLAC/APE

7. What type of document formats does Qumi support?
Microsoft® Office 97-2010 (Word, Excel®, PowerPoint®), Adobe® PDF (1.0, 1.1, 1.2,

1.3, 1.4)

50

8 What type of photo formats does Qumi support?

JPEG/BMP/GIF/PNG

9. How long will the LED light source in Qumi last and can it be replaced?
Qumi does not use a typical light source. It uses a set of Light Emitting Diodes (LED)

to illuminate and project images. LED’s have a greater lifespan than conventional
lamps. The Qumi’s LED is estimated to last for approximately 30,000 hours. The

lifespan of the LED depends on factors such as brightness, usage, environmental
conditions. LED brightness can decrease over time. The LED module is not
replaceable.

10. Why do I need to re-adjust the focus on my Qumi after it’s powered up?
For the best picture quality, adjustment of the projector or remote controller’s Focus-

In (+)/Focus-Out (-) Keys may be necessary once the operational temperature has
been met.

11. I’ve lost my remote. Where can I get a replacement?
Contact your Reseller or Vivitek Service via www.vivitekcorp.com (select region) to

obtain a replacement remote (Charges may be applied).

12. Bluetooth doesn’t work when source is HDMI?
Bluetooth is only supported under Android.

13. Why won’t the remote control’s Power On button switch on the Qumi?
When the projector is off and not attached to the power adapter, the remote control

doesn’t support “Power On”. Once the power adapter is connected, the remote
control’s “Power On” feature will function normally.

Vivitek Support Site

Please visit www.vivitekcorp.com and select your region for more information, support
and product registration.

51

Specifications

Model No.:

Qumi Q38

Native Resolution

FullHD 1080p (1920 x 1080)

Maximum Resolution

WUXGA (1920 x 1200) / UHD 4K video playback support on Android OS

Throw Ratio (Distance/Width)

1.2:1

Image Size (Diagonal)

0.5m - 3.3m (19” - 130”)

Projection Distance

0.5m - 3.5m (1.6ft – 12.5ft)

Projection Lens

Motorized focus feature on remote control or menu control on projector

Aspect Ratio

16:9 Native

Keystone Correction

Vertical ±40°(±40 Steps)

Operating System

Android™ v6.0

Wireless

Yes (Internal IEEE 802.11 b/g/n (2.4GHz))

Bluetooth

®

Yes (Bluetooth® 4.0)

RAM/Storage Expansion
RAM

1GB DDR3

Internal

8GB (eMMC Flash) (5GB User Availability)

External

microSD Card Slot (Up to 64GB), USB Flash Drive (Up to 64GB)

Media Player Formats
Supported

Office

Microsoft® Office 97-2010 (Word, Excel®, PowerPoint®), Adobe® PDF
(1.0, 1.1, 1.2, 1.3, 1.4)

Video

AVI/RM/RMVB/TS/VOB/MLV/MOV/ISO/WMV/ASF/FLV/DAT/MPG/MPEG

Photo

JPEG/BMP/GIF/PNG

Audio

MP3,WMA,AAC,WAV/OGG/AC3/DDP/FLAC/APE

Speakers

2W (x2) (Stereo)

Tripod Mount

Yes (Standard 1/4-20 L6.3 mm camera mount hole)

I/O Connection Ports

HDMI v1.4b, Audio Out (3.5mm), USB (Type A) (x2), microSD Card Slot

Battery Type (Embedded)

12,000 mAh (3.7V) Li-Polymer Rechargeable Battery (Up to 2 hours of
usage)

Power Supply

AC 100-240V, 50/60Hz

Power Consumption

66W (Normal Mode)

Operating Temperature

5ºC - 35ºC (41ºF - 95ºF)

Environmental Storage Conditions

-10ºC - 40ºC (14ºF - 104ºF), 5% - 70% (N/A Condensation)

Projection Method

Table Top, Ceiling Mount (Front or Rear)

Dimensions (W x D x H)

188 x 118 x 34mm (7.3" x 4.6” x 1.3”)

Weight (Approximate)

746g (1.6lbs)

Note: For questions regarding product specifications, please contact your local dealer.

52

Projection Distance vs Projection Size

Projection Distance and Size Table

Image Diagonal
(cm/inch)

Image Width
(cm/inch)

Image Height
(cm/inch)

Projection Distance
(cm/inch)

76/30

66/26

33/13

77/30

102/40

89/35

43/17

103/40

127/50

111/44

54/21

128/50

152/60

133/52

65/25

154/61

178/70

155/61

76/30

179/71

203/80

177/70

87/34

205/81

229/90

199/78

98/38

231/91

Note: The offset table has a 10% tolerance due to optical component variations.

53

Timing Mode Table

Resolution

Horizontal Synchronization

[KHz]

Vertical Synchronization

[HZ]

VESA640x480_60

31.47

59.94

VESA640x480_72

37.86

72.81

VESA640x480_75

37.5

75

VESA800x600_60

37.88

60.32

VESA800x600_72

48.08

72.19

VESA800x600_75

46.88

75

VESA1024x768_60

48.36

60

VESA1024x768_70

56.48

70.07

VESA1024x768_75

60.02

75.03

VESA1280x768_60-RB

47.4

59.99

VESA1280x768_60

47.78

59.87

VESA1280x800_60

49.7

59.81

VESA1280x800_75

62.79

74.93

VESA1280x1024_60

63.98

60.02

VESA1280x1024_75

79.98

75.02

VESA1280x960_60

60

60

VESA1400x1050_60

65.32

59.98

VESA1440x900_60

55.93

59.89

VESA1600x1200_60

75

60

VESA1680x1050_60-RB

64.67

59.88

VESA1680x1050_60

65.29

59.95

VESA1920x1080_60

67.5

60

VESA1920x1200_60-RB

74.04

59.95

IBM-720x400-70

31.467

70.08

MAC-640x480-66

35

66.67

MAC-832x624-75

49.722

74.55

MAC-1024x768-60

48.773

59.99

MAC-1152x870-75

68.681

75.06

SDTV-480i60

15.734

59.94

SDTV-480P59

31.469

59.394

SDTV-576i50

15.625

50

SDTV-576P50

31.25

50

HDTV-720P50

37.5

50

HDTV-720P60

45

60

HDTV-1080i50

28.125

50

HDTV-1080i60

33.75

60

HDTV-1080p24

27

24

HDTV-1080p25

28.13

25

HDTV-1080P30

33.75

30

HDTV-1080P50

56.25

50

HDTV-1080P60

67.5

60

54

Qumi Dimensions

55

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 communications. Operation of this equipment in a residential area
is likely to cause harmful interference in which case the user will be required to correct
the interference at his/her own expense.

Any Changes or modifications not expressly approved by the parties responsible for
compliance could void the user’s authority to operate the equipment.

Canada

This class B digital apparatus complies with Canadian ICES-003.

Safety Certifications

Projector: CENB, REACH, ROHS, WEEE, FCCID, TUV NORTH AMERICA, SRRC, CB,
BQB

Power Adapter: DOE, WEEE, FCC, UL, EAC, TUV-GS, CB, PSB, TUV-S, EAC, KCC,
CCC, CECP, BIS, BSMI, ISC

Disposal and Recycling

This product may contain other electronic waste that can be hazardous if not disposed
of properly. Recycle or dispose in accordance with local, state, or federal Laws. For more
information, contact the Electronic Industries Alliance at www.eiae.org.