Single Display Classroom
Single Display Computer Lectern
Operations Manual
Single Display Computer Lectern Operations Manual
Table of Contents
About This Manual ......................................................................................................................... 1
Manual Contents ......................................................................................................................... 1
Intended Use ............................................................................................................................... 1
Terms and Definitions................................................................................................................. 2
About the Single Display Computer Lectern .................................................................................. 3
Equipment Locations and Features ............................................................................................. 3
Components Functions................................................................................................................ 4
Getting Started ................................................................................................................................ 5
Starting the Lectern System ........................................................................................................ 5
Powering on the Projector........................................................................................................... 5
Using Display Mute .................................................................................................................... 6
Adjusting the Audio Level .......................................................................................................... 6
Shutting Down the Lectern System ............................................................................................ 7
Using the VoIP Phone ................................................................................................................. 8
Operating the Lectern Reading Light ......................................................................................... 8
Using Lectern Inputs ....................................................................................................................... 9
Using the VGA Input .................................................................................................................. 9
Using the Aux PC Input ............................................................................................................ 11
Using the HDMI Input .............................................................................................................. 13
Using the Document Camera Input........................................................................................... 14
Activate and Select the Document Camera Input ................................................................. 14
Optional Features .................................................................................................................. 15
Using the Composite Video Input............................................................................................. 16
Using the PC Input .................................................................................................................... 17
Operating the Lectern PC.............................................................................................................. 18
Logging onto the PC ................................................................................................................. 18
Using the USB Connections ..................................................................................................... 18
Playing a DVD Movie .............................................................................................................. 19
Playing a Blu-ray Movie ........................................................................................................... 20
Operating and Adjusting the PC Touchscreen .......................................................................... 21
PC Touchscreen Options....................................................................................................... 21
Adjusting the PC Touchscreen for Better Visibility and Annotations .................................. 22
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Single Display Computer Lectern Operations Manual
Switching the Lectern PC Display Modes ................................................................................ 23
Switching the Lectern PC Display to Extended Mode ......................................................... 23
Switching the Lectern PC Display to Clone Mode ............................................................... 23
Controlling the Lectern System Remotely.................................................................................... 24
Logging Into Global Viewer Enterprise ................................................................................... 24
Navigating Global Viewer Enterprise ....................................................................................... 25
Checking Projector Lamp Hours .............................................................................................. 26
Checking Projector Status ......................................................................................................... 26
Remotely Activating the Lectern System ................................................................................. 26
Controlling the Lectern System Remotely................................................................................ 27
Troubleshooting ............................................................................................................................ 28
Appendix 1: Classroom Equipment Instruction Sheet .................................................................. 32
Appendix 2: Lectern Equipment Test Check List......................................................................... 33
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Single Display Computer Lectern Operations Manual
About This Manual
Manual Contents
This manual is designed to be used as an in-depth resource for the Single Display Computer
Lectern. The information in this manual is a detailed description of the functions and proper use
of the lectern system and is divided into the following sections.
About the Single Display Computer Lectern – This section reviews the main purpose of the
lectern system and shows the locations of user controlled equipment.
Getting Started – This section gives instructions for using the basic features of the lectern
system.
Using Lectern Inputs – This section gives instructions on how to connect and use the audio and
video inputs of the lectern system.
Operating the Lectern PC – This sections gives instructions on using the lectern computer and
associated devices.
Controlling the Lectern System Remotely – This sections gives instructions on how to connect
to the lectern system remotely in order to provide technical support while not physically in the
classroom.
Troubleshooting – This section reviews the most commonly reported issues, causes, and
solutions for the lectern system.
Appendix – This section provides useful reference material for providing technical support with
the lectern system.
Intended Use
This user manual is intended to be used by technical support staff as a guide during staff training
sessions and as a reference while providing technical support to the campus faculty, students, and
visitors.
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Single Display Computer Lectern Operations Manual
Terms and Definitions
The following terms are used throughout the manual.
Term
Definition
3.5mm audio cable
An analog audio cable that plugs into the headphone jack of
laptops, phones, and other audio playback devices.
Cable Bundle
A set of cables used for the Aux PC input for the lectern. A
cable bundle will include a 3.5mm audio cable, a VGA cable,
and an Ethernet cable.
Clone Mode
Also known as mirroring, clone mode will display the same
screen image of a computer on two separate display devices.
Composite Video
A video connection used on older equipment such as VHS
players.
DHCP
Dynamic Host Configuration Protocol is a network setting that
allows computers to automatically connect to the internet.
GVE
Global Viewer Enterprise is a software suite allowing
technicians to control classroom equipment from remote
locations.
Extended Mode
Also known as presenter mode, extended mode will display
two separate screen images on two separate display devices
while using only one computer.
HDMI
High Definition Multimedia Interface connections allow for
both digital audio and video signals to use a single cable.
Pigtail Cable
A video, audio, or network cable that can be pulled out of the
lectern and connected to laptops.
VGA
Video Graphics Array is a video connection on laptop
computers. The VGA connection handles only analog video
signals.
VoIP
Voice over Internet Protocol systems will take analog phone
signals and converts them to a digital signal that can be routed
through networks.
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Single Display Computer Lectern Operations Manual
About the Single Display Computer Lectern
The Single Display Computer Lectern System is an instructor station containing a series of
electronic devices providing the ability to playback video and audio sources in classrooms for the
University of California, Santa Barbara. These lecterns can be found in classroom with more
than 40 seats and where dual screen systems are not practical.
Equipment Locations and Features
Figure 1 shows the main user controlled parts of the lectern system. The lectern measures 47”
high, 36” wide, and 30” deep. The attached folding lectern shelf is mounted 37” from the floor to
meet ADA requirements.
USB 3.0 Connections
Key Switch
PC Touch Screen Display
Reading Light
Control Panel
Document Camera
Keyboard and Mouse
Drawer
Laptop Network
Connection
VoIP Phone
Aux PC
Connection
Blu-ray
Drive
Composite
Video
Connection
VGA Pigtail Cables
Figure 1
3
HDMI Pigtail
cable
Single Display Computer Lectern Operations Manual
Components Functions
Part
Document Camera
Control Panel
PC Touch Screen Display
USB 3.0 Connections
Key Switch
Reading Light
Keyboard and Mouse Drawer
VoIP Phone
Aux PC Connection
Composite Video Connection
Blu-ray Drive
VGA Pigtail Cables
HDMI Pigtail cable
Laptop Network Connection
Function
The document camera uses a camera attached to a flexible
arm to show documents or objects onto a projection screen.
Contains components use to
• Powering projector on and off
• Mute and unmute the projector’s image
• Select Audio and Video inputs
• Control volume
The PC Touch Screen supports 10-point touch and the use of
a stylus pen. It can be pulled forward and tilted back for
adjusting viewing angles and for screen annotation.
Four USB 3.0 ports are connected to the Lectern PC.
The key switch is connected to the control surface. It
activates and deactivates the lectern system.
A reading light is attached to the lectern’s top platform. It
controls red and white LEDs.
The keyboard and mouse drawer can be pulled out to access
a full size keyboard and mouse.
The VoIP phone provides discrete technical support for the
lectern system.
The Aux PC connection provides a backup audio, video, and
network input in case the main VGA pigtail cables are
damaged.
The composite video connection provides support for audio
and video playback devices using RCA composite output
connectors.
The Blu-ray drive allows playback of optical media through
the lectern PC such as
• Blu-ray movies or data discs
• DVD movies or data discs
• CD audio or data discs
VGA and 3.5mm audio cables that can be pulled from the
cable enclosure. These cables connect to laptops for audio
and video playback.
An HDMI cable that can be pulled from the cable enclosure.
It connects to laptops or other HDMI equipped devices for
audio and video playback.
An Ethernet cable that can be pulled from the cable enclosure
and provides internet access.
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Single Display Computer Lectern Operations Manual
Getting Started
The following section reviews the common tasks of Single Display Computer Lectern.
Starting the Lectern System
Note: When the lectern system is activated, the center column of buttons
on the control panel will turn green.
1. Insert the key into the lectern key switch.
2. Rotate the key clockwise as shown in Figure 2.
Figure 2
Powering on the Projector
Note: The projector must finish the cool down process before attempting
to power back on.
1. Verify that the OFF button on the control panel has a solid amber light as shown in
Figure 3.
Figure 3
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Single Display Computer Lectern Operations Manual
2. Press the ON button on the control surface to power on the projector as in Figure 4.
Figure 4
Using Display Mute
1. Press the Display Mute button on the control panel to mute the projected image. The
Display Mute button will flash green when activated.
2. Press the flashing green Display Mute button to restore the projected image.
Note: Wait at least 5 seconds between activating and deactivating the
display mute function. Pressing the Display Mute button in a rapid
succession will cause the projector to ignore the display mute command.
Adjusting the Audio Level
1. Turn the volume knob clockwise to increase the lectern’s audio level as shown in Figure
5.
Figure 5
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Single Display Computer Lectern Operations Manual
2. Turn the volume knob counterclockwise to decrease the lectern’s audio level as shown in
Figure 6.
Figure 6
Note: The 5 LEDs next to the volume knob displays the volume range. When
the top LED flashes red, the system volume is set to the maximum level.
Shutting Down the Lectern System
1. Deactivate the lectern system by turning the MEL key counterclockwise as shown in
Figure 7.
Figure 7
2. Remove the key from the key switch and the projector will automatically power down.
Note: When the lectern system is deactivated, the center column of buttons on
the control panel will turn red. Pressing a button or attempting to adjust
volume while the lectern is deactivated will cause all control panel buttons to
flash red.
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Single Display Computer Lectern Operations Manual
Using the VoIP Phone
1. Pick up the phone handset from the cradle to automatically call the Media Equipment
Help Desk.
2. Place the phone handset back onto the cradle to end the support call.
Operating the Lectern Reading Light
1. Move the reading light switch to the back position to activate the red LEDs as shown in
Figure 8.
2. Move the reading light switch to the front position to activate the white LEDs as shown
in Figure 8.
3. Move the reading light switch to the center position to turn off the LEDs as shown in
Figure 8.
Figure 8
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Single Display Computer Lectern Operations Manual
Using Lectern Inputs
The Generation 5 Single Display Computer Lectern contains several audio and video inputs and
uses the control panel for input selection. The following section shows how to use the audio and
video input connections.
Note: Audio and video adapters may be required to connect laptops to the
lectern system.
Note: Laptops may require toggling screen modes to display on the
projector.
Note: Set laptop network settings to DHCP to connect to the internet.
Using the VGA Input
1. Plug the VGA pigtail cable into the laptop’s VGA connection as shown in Figure 9.
Figure 9
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Single Display Computer Lectern Operations Manual
2. Plug the 3.5mm audio pigtail cable into the headphone jack of the laptop as shown in
Figure 10.
Figure 10
3. Optional: Plug the Ethernet pigtail cable into the network connection on laptop as shown
in Figure 11.
Figure 11
4. Press the VGA button on the control panel as shown in Figure 12.
VGA Input Button
Figure 12
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Single Display Computer Lectern Operations Manual
Using the Aux PC Input
Note: By default, the Aux PC network connection is disabled. A
technician must activate the network port.
1. Using a cable bundle, plug the VGA cable into the Aux PC connection located on the
front of the lectern as shown in Figure 13.
Figure 13
2. Plug the VGA cable into the into the laptop’s VGA connection as shown in Figure 14.
Figure 14
3. Using a cable bundle, plug the 3.5mm audio cable into Aux VGA audio connection
located on the front of the lectern as shown in Figure 15.
Figure 15
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Single Display Computer Lectern Operations Manual
4. Plug the 3.5mm audio pigtail cable into the headphone jack of the laptop as shown in
Figure 16.
Figure 16
5. Optional: Using a cable bundle, plug the network cable into the Aux VGA Ethernet
connection located on the front of the lectern as shown in Figure 17.
Figure 17
5. Optional: Plug the Ethernet cable into the network connection on laptop as shown in
Figure 18.
Figure 18
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Single Display Computer Lectern Operations Manual
6. Press the Aux PC button on the control panel as shown in Figure 19.
Aux PC Input Button
Figure 19
Using the HDMI Input
1. Plug the HDMI Pigtail cable into the laptop’s HDMI connection as shown in Figure 20.
Figure 20
2. Optional: Plug the Ethernet pigtail cable into the network connection on laptop as shown
in figure 21.
Figure 21
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Single Display Computer Lectern Operations Manual
3. Press the HDMI button on the control panel as shown in Figure 22.
HDMI Input Button
Figure 22
Using the Document Camera Input
Activate and Select the Document Camera Input
1. Press the POWER button on the document camera as shown in Figure 23.
Power Button
Figure 23
Note: The document camera will take about 90 seconds to fully power on.
2. Press the DOC CAM button on the control panel as shown in Figure 24.
Doc Cam Input Button
Figure 24
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Single Display Computer Lectern Operations Manual
3. Place your desired object or document on the lectern shelf.
4. Pull the document camera head out of the housing and move the flexible arm, as shown
in Figure 25, until the image on the projection screen is aligned correctly.
Figure 25
Optional Features
Figure 26 outlines optional features of the document camera.
Increase Magnification
Rotate Image 90°
Decrease Image
Brightness
Increase Image Brightness
Document
Camera Lamp
Decrease Magnification
Figure 26
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Single Display Computer Lectern Operations Manual
Document Camera optional features explained:
Button
Increase Magnification
Decrease Magnification
Document Camera Lamp
Rotate Image 90°
Increase Image Brightness
Decrease Image Brightness
Feature
Increases the magnification of the projected
image.
Decreases the magnification of the projected
image.
Turns on and off the document camera light
Rotates the projected image 90 degrees
clockwise.
Increases the contrast ratio of the projected
images making the image appear brighter.
Decreases the contrast ratio of the projected
images making the image appear darker.
Using the Composite Video Input
1. Plug one end of the yellow, red, and white RCA male cables into the Aux Video female
composite connections as shown in Figure 27.
Figure 27
2. Plug the other end of the yellow, red, and white RCA male cables into the female
composite connections on your device as shown in Figure 28.
Figure 28
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Single Display Computer Lectern Operations Manual
3. Power on your composite video device.
4. Press the Aux Video button on the control panel as shown in Figure 29.
Aux Video Input Button
Figure 29
Using the PC Input
1. Select the Lectern PC button on the control panel as shown in Figure 30.
Lectern PC Input Button
Figure 30
2. If the lectern touchscreen monitor does not show an image, move the mouse around to
wake-up the computer.
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Single Display Computer Lectern Operations Manual
Operating the Lectern PC
A windows 7 computer has been built into the lectern system and is equipped with 4 user
accessible USB 3.0 connections, a Blu-ray optical drive, and a 10-point touchscreen local
display. The following sections will show you how to use the lectern PC and the attached
accessories.
Logging onto the PC
1. Place the Windows cursor into the user name field.
2. Type your user name.
3. Place the cursor into the password field.
4. Type your password.
5. Press the Enter key on the PC keyboard.
Using the USB Connections
1. Locate the 4 USB connections next to the local computer display.
2. Insert a USB device into the USB connection as shown in Figure 31.
Figure 31
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Single Display Computer Lectern Operations Manual
3. If a pop-up window appears on the local monitor, select your desired action as shown in
Figure 32.
Figure 32
Playing a DVD Movie
1. Insert your DVD movie into the optical drive as shown in Figure 33.
Figure 33
2. If VLC Media Player does not automatically launch, double click the VLC icon as shown in
Figure 34. If VLC automatically launches, continue to step 3.
Figure 34
2.1. Select Media
2.2. Select Open Disc
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Single Display Computer Lectern Operations Manual
2.3. Verify that the D: drive is selected for Disc device as shown in Figure 35.
Figure 35
3. Press the Full Screen button as shown in Figure 36.
Figure 36
4. Press Play
Playing a Blu-ray Movie
1. Insert your Blu-ray movie into the optical drive.
2. If the PowerDVD 12 program does not automatically launch, double click the PowerDVD 12
icon as shown in Figure 37.
Figure 37
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Single Display Computer Lectern Operations Manual
3. Press the Play button as shown in Figure 38.
Play Button
Figure 38
4. Use the on-screen controls, as shown in Figure 39, to navigate the Blu-ray movie menus.
OK / Enter
Up
Left
Right
Down
Figure 39
Operating and Adjusting the PC Touchscreen
PC Touchscreen Options
1. Press the Monitor Button to activate the on-screen controls as shown in Figure 40.
Monitor Button
Figure 40
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Single Display Computer Lectern Operations Manual
2. Select your desired touchscreen setting as outlined in Figure 41.
Touch Mode
Pen Mode
Pen and Touch Mode
Figure 41
Adjusting the PC Touchscreen for Better Visibility and Annotations
1. Grab both sides of the PC touchscreen and pull the PC touchscreen forward, as shown in
Figure 42, until the PC touchscreen has reached your desired position.
Figure 42
2. Tilt the PC touchscreen back until you can clearly see the image on the PC touchscreen as
shown in Figure 43.
Figure 43
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Single Display Computer Lectern Operations Manual
Switching the Lectern PC Display Modes
Switching the Lectern PC Display to Extended Mode
1. Right click on the desktop background
2. Select Switch to Extended Mode as shown in Figure 44.
Figure 44
Switching the Lectern PC Display to Clone Mode
1. Right click on the desktop background.
2. Select Switch to Clone Mode as shown in Figure 45.
Figure 45
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Single Display Computer Lectern Operations Manual
Controlling the Lectern System Remotely
Extron’s Global Viewer Enterprise (GVE) is a remote management software application that is
accessible through a web browser. GVE offers many features for providing support for the
Generation 5 Computer Lectern system without needing to visit the classroom. The following
sections outline how to use the GVE interface to provide technical support for the lectern end
users.
Note: You must be connected to the University of California, Santa
Barbara’s network to access the GVE web page.
Note: Ask your supervisor for GVE login credentials.
Note: Use Internet Explorer 11 on a Windows 7 System for optimal
performance.
Logging Into Global Viewer Enterprise
1. Open the Windows Internet Explorer web browser.
2. In the GVE website address into the address bar.
3. Enter your login credentials as shown in Figure 46.
Figure 46
4. Press the Log in button.
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Single Display Computer Lectern Operations Manual
Navigating Global Viewer Enterprise
Figure 47 outlines the main sections of the GVE interface.
Building
Projector
Filter
Hours
Display
Device
Room
Key Switch
Status
Display
Power
Status
Connection
Status
Projector
Lamp Hours
Figure 47
GVE Interface Explained
Section
Building
Room
Key Switch Status
Display Device
Display Power Status
Connection Status
Projector Lamp Hours
Projector Filter Hours
Function
Lists buildings on the UCSB campus with
rooms accessible through GVE.
Lists rooms on the UCSB campus accessible
through GVE.
Shows the key switch status and allows for
remote activation of the lectern system.
Shows the display device equipped in the
room and allows for remote access of the
projector controls.
Shows if the display device is powered on or
off.
Shows if the display device is connected to
the lectern system.
Shows the current projector’s lamp hours.
Shows the current projector’s filter hours.
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Single Display Computer Lectern Operations Manual
Checking Projector Lamp Hours
1. Click on the building name.
2. Locate the room number.
3. Hover the mouse cursor over the projector lamp meter as shown in Figure 49.
Figure 49
Checking Projector Status
1. Click on the building name.
2. Locate the room number.
3. Check the status indicator for the projector as shown in Figure 50.
Figure 50
Remotely Activating the Lectern System
1. Click on the building name.
2. Click on the lock button next to the room name.
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Single Display Computer Lectern Operations Manual
3. Click Yes on the pop-up confirmation window as shown in Figure 48.
Figure 48
Controlling the Lectern System Remotely
1. Click on the building name.
2. Click on the room number.
3. Use the onscreen controls to adjust system volume, change inputs, or power on and off
the projector as shown in Figure 51.
Figure 51
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Single Display Computer Lectern Operations Manual
Troubleshooting
This section covers the most commonly reported issues, causes, and solutions for the Single
Display Computer Lectern. If the system is not working and the following troubleshooting guide
does not resolve the issue, a back-up system should be deployed until a qualified technician is
able to diagnose the issue.
Audio
Symptom
Possible Cause
Possible Solution
No audio from Lectern PC
Input
System volume turned down
Raise the system volume.
Application volume turned
down (web browser, VLC,
etc.)
Wrong input selected
Raise the application volume.
System not activated
No audio from HDMI Input
Laptop not set to output audio
through HDMI connection
Laptop volume turned down
System volume turned down
Application volume turned
down (web browser, VLC,
etc.)
Wrong input selected
System not activated
No audio from VGA Input
Laptop not set to output audio
through headphone
connection
Laptop volume turned down
System volume turned down
Application volume turned
down (web browser, VLC,
etc.)
Audio cable damaged
Wrong input selected
System not activated
28
Change the system input to
Lectern PC.
Activate the System.
Change the playback device
to “Extron Display.”
Raise the laptop volume.
Raise the system volume.
Raise the application volume.
Change the system input to
HDMI.
Activate the System.
Change the playback device
to headphone/3.5mm audio
connection.
Raise the laptop volume.
Raise the system volume.
Raise the application volume.
Use the Aux PC Input.
Change the system input to
VGA.
Activate the System.
Single Display Computer Lectern Operations Manual
No Audio from Aux Video
Input
Device volume turned down
System volume turned down
RCA connections not secure
or connected properly
System not activated
Raise the device volume.
Raise the system volume.
Check both sides of the 3
RCA cables and verify that
they are secure and plugged
into the correct connections.
Change the system input to
Aux Video.
Activate the System.
Possible Cause
Possible Solution
Computer is a sleep
Move the mouse to wake up
the computer.
Unmute the projector.
Change the system input to
Lectern PC.
Power on the projector.
Press the monitor button to
turn the monitor on.
Wrong input selected
Video
Symptom
No video from Lectern PC
Input
Projector is muted
Wrong input selected
Projector is powered off
Monitor is turned off
No video from HDMI Input
HDMI cable is not secured
Faulty video adapter
Laptop is not set to output
video to the projector
Projector is muted
Wrong input selected
Projector is powered off
No Video from Document
Camera Input
Document Camera is
powered off
Document Camera’s lamp is
off
Projector is muted
Wrong input selected
Projector is powered off
29
Verify that the HDMI cable is
fully secured into the laptop’s
HDMI connection.
Use a different video adapter.
Toggle the laptop’s screen
mode.
Unmute the projector.
Change the system input to
HDMI.
Power on the projection
system.
Power on the document
camera.
Turn on the document camera
lamp.
Unmute the projector.
Change the system input to
Doc Cam.
Power on the projector.
Single Display Computer Lectern Operations Manual
No Video from VGA Input
VGA cable is not secure
Pigtail cable damaged
Faulty video adapter
Laptop is not set to output
video to the projector
Projector is muted
Wrong input selected
Projector is powered off
No video from Aux Video
Input
Video cable is not secure
Video Resolution too high
Projector is muted
Wrong input selected
Projector is powered off
Verify that the VGA cable is
fully secured into the laptop’s
VGA connection.
Use the Aux VGA Input.
Use a different video adapter.
Toggle the laptop’s screen
mode
Unmute the projector.
Change the system input to
VGA.
Power on the projection
system.
Check both sides of the 3
RCA cables and verify that
they are secure and plugged
into the correct connections.
Set video output resolution to
480p or lower.
Unmute the projector.
Change the system input to
Aux Video.
Power on the projection
system.
Miscellaneous
Symptom
Possible Cause
Possible Solution
Projector does not power on
Projector is cooling down
Wait until the Off button on
the control panel has stopped
blinking before trying to turn
the projector on.
Activate the lectern system.
System Deactivated
Unable to login to Lectern PC Extra characters entered in
the username or password
fields.
Incorrect Password
No user account.
30
Make sure there are no spaces
or extra characters in both the
username and password
fields.
Reset user’s login password.
Log the user in with generic
user account.
Single Display Computer Lectern Operations Manual
Lectern system will not
activate
Key inserted upside down.
Key switch damaged
31
Remove the key, turn the key
so that the teeth face
downwards and re-insert the
key into the key switch.
Activate the lectern system
through GVE.
Single Display Computer Lectern Operations Manual
Appendix 1: Classroom Equipment Instruction Sheet
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Single Display Computer Lectern Operations Manual
Appendix 2: Lectern Equipment Test Check List
Building and Room Number: ____________________________
Date: ____ / ____ / ____
Technician: __________________________________________
Physical Inspection
Pass/Fail
Control Systems Test
Key Switch
Projector On/Off
A/V Switcher Input Control
Projector Input Control
VoIP Phone
Touchscreen Control
Pass/Fail
VGA Pigtail
3.5mm Pigtail
Network Pigtail
HDMI Pigtail
Lectern Monitor
Swing Arm Mount
Lectern Shelf
Control Panel
USB Connection Housing
Document Camera Housing
Keyboard and Mouse
Keyboard Drawer
Reading Light
Lectern Drawer
Optical Drive
VoIP Phone
Lectern
Input Systems Test
HDMI Input
PC Input
DVD Playback (VLC)
Blu-ray Playback (PowerDVD)
Document Camera Input
VGA Input
Aux VGA Input
Aux Video Input
Audio (Pass/Fail)
N/A
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Video (Pass/Fail)
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