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Introduction to A/V Support              & Classroom Technology                         Matthew Young          Instruction...
This page intentionally left blank.Boston University IT Help Center; Classroom Technology Services
Tech Training Overview• Room Technology Levels • Voice Amplification• Cables 101                                          ...
Room Technology Levels  Level   Descriptions                                   AV Equipment  1       Fixed access to netwo...
Cables 101• Wires in a wireless world  – What’s up with all these cables?• Cables and their connectors  – How they look an...
3 Prong Extension Cord           Notice how relaxed the coil is; large diameter and no twist. The pointy end           goe...
VGA – Still the standard; now with audio           Be sure to insert and remove straight, or risk bent pins. Also note tha...
3.5mm TRS aka Headphone           Carry signals on 1-3 channels, usually audio. Our VGA cables have one           built in...
HDMI – The new hotness           Carries both audio and video signal. Compatible with high definition           devices an...
Mac Adapters – Why don’t they come with the laptop?           Clients wishing to connect an Apple laptop will need the app...
RCA – Aka Yellow, Red, White           Connect DVD/VCR. Typically color coded for convenience: yellow for           compos...
XLR – Microphones and broadcast audio           They make a satisfying click when fit together securely. When used with a ...
Cat5 with RJ45 connector - Ethernet           Plug it in to connect to the network. Or just connect to 802.11x like       ...
Care and Feeding• Take time to align ends when making  connections and avoid bent pins.• Grasp at the connector when unplu...
Images on Screens•   Projectors•   TVs•   Overhead transparency projectors•   Document cameras     Boston University IT He...
ProjectorsPermanent Installation                                      Portable    Boston University IT Help Center; Classr...
Projectors• Connect with VGA, HDMI, or RCA• Can display common computer  resolutions, including 1024x768 and  1280x800, an...
Televisions           On a Cart                                                On the Wall                                ...
Overhead Transparency ProjectorBoston University IT Help Center; Classroom Technology Services
Overhead Transparency Projector                                                        •    Acetate roll across top       ...
Document Camera                                                        • Connect using VGA                                ...
Built-in Control Systems• Project from computer  using VGA or HDMI• Show movie using  DVD, VCR, or Combo  Player• Connect ...
Built-in Control Systems• In the Cabinet                                            • In the BUBBA    Boston University IT...
Built-in Control SystemsBoston University IT Help Center; Classroom Technology Services
Power ON           Press the Power button on the side of the panel. Press the ON button on           the touch display. A ...
Select source - Laptop           Press the Laptop tactile button to connect a computer using VGA or HDMI.           Choose...
Laptop - WALL           This nested menu allows the user to select between using HDMI or VGA.           Selecting RACK bri...
Laptop – Wall – PC IN           Notice the arrows on the graphic pointing to the inputs that should be           connected...
DVD/VCR           DVD and VCR controls are available through the touch panel. Switching           between playing a DVD an...
Volume           Use the up/down arrows to control the volume. Press mute to silence           the system – the button wil...
Video Mute           Use Video Mute to temporarily disable the projector display.Boston University IT Help Center; Classro...
Video Muted           Press and hold to restore the picture. Don’t forget.Boston University IT Help Center; Classroom Tech...
The Newer Crestron Panels           Mostly the same. Common choices are on the side of the panel instead           of nest...
Voice Amplification• Podium  Microphones• Wireless  Microphones• Lavalier  Microphones• Portable  Amplifiers   Boston Univ...
Other Equipment• Slide Projector                                           • 16mm Film Projector    Boston University IT H...
Who You Gonna Call?                                                        •    Doug Bartlett                             ...
CTS Training
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CTS Training

  1. 1. Introduction to A/V Support & Classroom Technology Matthew Young Instructional Technology Specialist, CTS, IS&TBoston University IT Help Center; Classroom Technology Services
  2. 2. This page intentionally left blank.Boston University IT Help Center; Classroom Technology Services
  3. 3. Tech Training Overview• Room Technology Levels • Voice Amplification• Cables 101 • Odd Equipment• Images on Screens • Questions, Comments, Concerns• Built-in Control Systems • Break-out and hands on Boston University IT Help Center; Classroom Technology Services
  4. 4. Room Technology Levels Level Descriptions AV Equipment 1 Fixed access to network resources, low-level Overhead projector; manual screen; blackboard (or whiteboard); projection equipment, and optical presentation fixed lighting media equipment for a single presenter. Wireless network access for students. 2 Fixed access to network resources, projection LCD/DLP Projector; overhead projector; manual screen; equipment, presentation media blackboard (or whiteboard); VCR/DVD combo unit; stereo equipment. Wireless network access for program audio; laptop connections; auxiliary video connection; students. fixed lighting 3 Level 2 above plus speech audio capability. Level 2 plus electric screen; speech audio with wired or wireless microphones (lavaliere/handheld); lectern with media-switching control panel; adjustable lighting control 3.5 Level 3 above plus either slide projection Level 3 plus either 16mm/slide projection capabilities or capabilities or PC/Sympodium in lectern. PC/Sympodium in lectern 4 Level 3.5 above plus lecture capture and/or Level 3.5 plus lecture capture capability (video/computer/audio or video conferencing capabilities. computer/audio) and/or video conferencing. 5 Level 3.5 above plus a computer for each Level 3.5 plus student PC workstations (option for laptop station in the classroom. Ability for faculty connection) or wireless laptop cart. member to control and project student workstation content.Boston University IT Help Center; Classroom Technology Services
  5. 5. Cables 101• Wires in a wireless world – What’s up with all these cables?• Cables and their connectors – How they look and how they are used• Care and Feeding Boston University IT Help Center; Classroom Technology Services
  6. 6. 3 Prong Extension Cord Notice how relaxed the coil is; large diameter and no twist. The pointy end goes into the wall. Do not unplug by pulling on the cord, grasp the plug. Keep extra length coiled near the wall or equipment to avoid tripping hazard.Boston University IT Help Center; Classroom Technology Services
  7. 7. VGA – Still the standard; now with audio Be sure to insert and remove straight, or risk bent pins. Also note that the connection is trapezoidal and be sure to align properly. The screws are very important in cases where the female connection is positioned vertically.Boston University IT Help Center; Classroom Technology Services
  8. 8. 3.5mm TRS aka Headphone Carry signals on 1-3 channels, usually audio. Our VGA cables have one built in for connecting laptop headphone jack to computer audio port on input panel. Also comes in larger ¼” size.Boston University IT Help Center; Classroom Technology Services
  9. 9. HDMI – The new hotness Carries both audio and video signal. Compatible with high definition devices and HDCP. May be converted directly to/from DVI without audio. Silly expensive cables, do not lose.Boston University IT Help Center; Classroom Technology Services
  10. 10. Mac Adapters – Why don’t they come with the laptop? Clients wishing to connect an Apple laptop will need the appropriate adapter. Most recent models use Mini DisplayPort; older models may use any number of others. Refer to http://support.apple.com/kb/HT3235. iOS devices require a different specialized adapter.Boston University IT Help Center; Classroom Technology Services
  11. 11. RCA – Aka Yellow, Red, White Connect DVD/VCR. Typically color coded for convenience: yellow for composite video, red for right audio channel, white for left or mono audio. This is an analog signal. With HD component video, the video is split into 3 channels and carried on separate wires.Boston University IT Help Center; Classroom Technology Services
  12. 12. XLR – Microphones and broadcast audio They make a satisfying click when fit together securely. When used with a microphone and amplifier these cables carry phantom power and produce a loud hum/buzz if there is a faulty connection or grounding.Boston University IT Help Center; Classroom Technology Services
  13. 13. Cat5 with RJ45 connector - Ethernet Plug it in to connect to the network. Or just connect to 802.11x like everyone else.Boston University IT Help Center; Classroom Technology Services
  14. 14. Care and Feeding• Take time to align ends when making connections and avoid bent pins.• Grasp at the connector when unplugging, not cord. Make sure to activate any mechanical latches.• Coil in loose loops using the natural lay of the cable. Do NOT wrap around your arm.• Report and replace damaged cables. Boston University IT Help Center; Classroom Technology Services
  15. 15. Images on Screens• Projectors• TVs• Overhead transparency projectors• Document cameras Boston University IT Help Center; Classroom Technology Services
  16. 16. ProjectorsPermanent Installation Portable Boston University IT Help Center; Classroom Technology Services
  17. 17. Projectors• Connect with VGA, HDMI, or RCA• Can display common computer resolutions, including 1024x768 and 1280x800, and HD video from a compatible source.• Portable projectors have speakers that are controlled through the remote control. Boston University IT Help Center; Classroom Technology Services
  18. 18. Televisions On a Cart On the Wall Connect and control from wall plates:Boston University IT Help Center; Classroom Technology Services
  19. 19. Overhead Transparency ProjectorBoston University IT Help Center; Classroom Technology Services
  20. 20. Overhead Transparency Projector • Acetate roll across top • Power switch in front • Focus knob on arm • Spare bulb inside • Top swings up • Do not touch hot bulbs • Lever in front to swap to spare bulbBoston University IT Help Center; Classroom Technology Services
  21. 21. Document Camera • Connect using VGA • Can go between laptop and projector. • Choose to display camera or laptop image using buttons or remoteBoston University IT Help Center; Classroom Technology Services
  22. 22. Built-in Control Systems• Project from computer using VGA or HDMI• Show movie using DVD, VCR, or Combo Player• Connect using the wall plate, or auxiliary inputs on the rack. Boston University IT Help Center; Classroom Technology Services
  23. 23. Built-in Control Systems• In the Cabinet • In the BUBBA Boston University IT Help Center; Classroom Technology Services
  24. 24. Built-in Control SystemsBoston University IT Help Center; Classroom Technology Services
  25. 25. Power ON Press the Power button on the side of the panel. Press the ON button on the touch display. A progress bar appears while the system warms up.Boston University IT Help Center; Classroom Technology Services
  26. 26. Select source - Laptop Press the Laptop tactile button to connect a computer using VGA or HDMI. Choose between the inputs on the wall panel or rack. In later models, these are separate choices on the side buttons, not the touch menu.Boston University IT Help Center; Classroom Technology Services
  27. 27. Laptop - WALL This nested menu allows the user to select between using HDMI or VGA. Selecting RACK brings up a similar menu.Boston University IT Help Center; Classroom Technology Services
  28. 28. Laptop – Wall – PC IN Notice the arrows on the graphic pointing to the inputs that should be connected. The resolution of the input signal is displayed and verifies a connection.Boston University IT Help Center; Classroom Technology Services
  29. 29. DVD/VCR DVD and VCR controls are available through the touch panel. Switching between playing a DVD and VHS can be tricky, it may be necessary to switch the input at the machine.Boston University IT Help Center; Classroom Technology Services
  30. 30. Volume Use the up/down arrows to control the volume. Press mute to silence the system – the button will turn WHITE; press it again to restore sound. Use Return to go back to the previous screen.Boston University IT Help Center; Classroom Technology Services
  31. 31. Video Mute Use Video Mute to temporarily disable the projector display.Boston University IT Help Center; Classroom Technology Services
  32. 32. Video Muted Press and hold to restore the picture. Don’t forget.Boston University IT Help Center; Classroom Technology Services
  33. 33. The Newer Crestron Panels Mostly the same. Common choices are on the side of the panel instead of nested in menus. Otherwise, the same for all intents and purposes.Boston University IT Help Center; Classroom Technology Services
  34. 34. Voice Amplification• Podium Microphones• Wireless Microphones• Lavalier Microphones• Portable Amplifiers Boston University IT Help Center; Classroom Technology Services
  35. 35. Other Equipment• Slide Projector • 16mm Film Projector Boston University IT Help Center; Classroom Technology Services
  36. 36. Who You Gonna Call? • Doug Bartlett • Earle Harmon • Chris Rennie • Stephen Siteman • Damon Carlson • Josh Kaufman • Craig McDonald • Matt YoungBoston University IT Help Center; Classroom Technology Services

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