Classroom Technology


1330 Meyer Hall Classroom

Built-in PC: Present
Laptop ports: Present
VCR Player: Present
Doc Cam: Present

Projector Control


The Projector Control is an Extron MLC 52 IR VC unit, which is installed on the wall next to the podium. This is where you control the LCD projector and volume. Next to the Projector Control is the Screen Control, which can be used to lower and raise the screen . An instruction sheet on how to use the Projector Control and Screen Control is posted on the wall and is also available online.

Laptop Connections

Cable Cubby

The podium, in the front of the room, is fitted with a cable cubby (black box on top towards the back right), where all the cables for a laptop connection are stored. It contains one power outlet, VGA cable, audio cable, and Ethernet cable.

Built-in Desktop Computer


The podium is fitted with a built-in desktop computer. It is installed on the middle shelf, behind the front door. The computer is a DELL OptiPlex 980 Small Form Factor  running under Windows 7 operating system. The Microsoft Office 2007 applications are installed on the computer. There two USB ports on the left edge of the monitor to be used for USB memory thumb drives. Please do NOT shut off the computer after use.
Computer OptiPlex 980 Small Form Factor Base Standard PSU
Processor OptiPlex 980, Intel Core i5 Dual Core Processor 650 with VT (3.20GHz, 4M)
Memory 8 GB,Non-ECC,1333MHz DDR3,4X2GB,Dell OptiPlex 980
Upgraded from 4 GB to 16 GB on February 24, 2012
Monitor Dell Professional 1909W,Widescreen,19in Viewable Image Size,
EPG,VGA/ DVI,OptiPlex,Precision,Latitude and Enterprise
Video Card Integrated Video,GMA 4500,Dell OptiPlex 760,960 and 980
Hard Drive 320GB SATA 3.0Gb/s and 16MB Data Burst Cache,Dell OptiPlex 780
DVD 8X DVD+/-RW,Slimline,Data Only,OptiPlex 380 Small Form Factor
Operating System Windows 7, 64-bit version
Office Microsoft Office 2007


DVD/VCR Player

The podium is fitted with a DVD/VCR player. It is installed on the bottom shelf, behind the front door. The player is a Sony SLV-D380P DVD/VCR Combo . The remote control is anchored to the player and can be used to operate the player. Please shut off the player after use.

Document Camera

Doc Cam

Doc Cam a  Doc Cam B  Doc Cam C 
A document camera is a digital overhead projector with a video camera. It projects whatever you have placed on the white space under the camera in real time (it will project both transparencies and plain pieces of paper). It is mounted on a cart next to the podium. The document camera is a WolfVision VZ-8Light3 DeskTop Visualizer

Adobe Connect

The document camera is hard wired to the built-in computer. Run the Connectivity software to access the document camera from the computer. In this mode, your documents will appears in the Connectivity window on your desktop and can be recorded using the Adobe Connect software.

There is also a USB port in the middle shelf of the doc camera cart which is connected to the desktop computer. You can plug in your USB microphone to this port and then record your lectures using the Adobe Connect software.

The room is also wired for using a camcorder to record lectures using the Adobe Connect software.

LCD Projector

The classroom is fitted with a ceiling mounted LCD projector. The projector is a Mitsubishi XD490U Projector. Please shut off the projector after use.


Screen     Screen Control

The screen is a Cosmopolitan Electrol Projection Screen - 60x80" - 100" Diagonal - Video Format (4:3 Aspect Ratio) - Matte White Mfr # 40782

Network Access

If your laptop is configured for DHCP, then you should be able to connect to the campus network. Note that you can access the campus network and not the Animal Science domain. There is no an active telephone line in the classroom.

Service Information

LCD Projector Maintenance:

Once a year have the projector fan cleaned out. Lamp life is 4,000 hours.

Description: Replacement Lamp for Mitsubishi XD490U Projector
Mfg Part No: VLTXD400LP
Price: $228

Maintenance Schedule
  • 10/01/2010: Lamp is replaced (ANSCI Account)
  • 08/02/2013: Lamp is replaced (Meyer Common Space Account)

Document Camera Maintenance:

Changing the Lamp

  1.  Remove the power cord of the Visualizer
  2.  Open the cover screw by using a coin
  3.  Turn down the lamp inclusive lamp cover
  4. Change the lamp Place the new lamp very carefully into the socket . CAUTION: LAMP CAN BE HOT!
  5.  Mount the lamp cover in reverse order (3 to 1).
  6. Lamp type:  High Frequency Lamp 9W at 10'000 h average burning life. WolfVision part no. 100040
    Description: Lamp for portable 5,7 and 8 series (100040) - SET OF 2
    Price: $25.00
    DOC Cam 5


  • Cabinet: Clean the cabinet by gently wiping it with a soft, lint free cloth.
  • Lenses: Clean the lenses by gently wiping with a soft, lint free cloth (do not use a paper tissue!). Clean by breathing on the lens to create moisture then wipe with lint free cloth (If need be, use a special optical cleaner only!).
  • Never use strong cleaning agents such as acetone or benzene! These substances can damage the surface and the anti-reflex coating!


Abbas Ahmadi (752-5886,

System Setup and Configuration



Diagram 1. AV system. Click the figure for larger version (the MPA 181T is the amplifier in the clssrom).


Diagram 2. Adjusting the Tap Selector for speaker. Set both the amp and speaker to 8 ohm impedance.

Control Panel Software

icon software Configuration software for the MLC 52  

icon pdf Software Release_notes_extron_mlc_52.pdf

Control Panel Manual

icon pdf Product Manual for MLC 52

Speaker Manual

icon pdf manual_speaker_si_3ct_lp.pdf

Amplifier Manual

icon pdf manual_mpa_181t_amplifier.pdf

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