AV Instructions: ETB 535: Difference between revisions

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__TOC__
==== Important Information ====
==== Important Information ====
  READ ME FIRST:
  READ ME FIRST:
The HDMI switch is setup to allow for input selection but there is only 1 audio input.  
The HDMI switch is setup to allow for input selection but there is only 1 audio input. The audio cable needs to be plugged into the system that is used to give sound. The HDMI will not have sound output.  
 
The audio cable needs to be plugged into the system that is used to give sound. The HDMI will not have sound output.  
 
See [[#AudioOutput|Audio Output]] for instructions.
 
==== System Access ====
If you do not see any image on the screen:
 
1. Ensure the Power switch is ON and all systems have power.
 
a.[[File:Figure 1- ETB 535 AV cabinet control panel.png|frameless|607x607px]]
 
 
 
b. To turn the projector off, press the STANDBY/ON button once, pause, then press it again (a
 
prompt will appear on the screen); you will hear the fans stop


[[File:Epson remote.png|frameless]]
==== Equipment Usage ====


2. Confirm that the “HDMI PC” input is selected.  It will be indicated by a lit green led beside the button.  
===== Connecting to projector =====
1. Open the AV cabinet with the key set used to open the room
[[File:The_cabinet.png|center]]
2. Ensure the AV cabinet power switch is ON and all systems have power.
[[File:Figure_1-_ETB_535_AV_cabinet_control_panel.png|center|frameless|607x607px]]
3. Confirm that the “HDMI PC” input is selected on the AV cabinet control panel.  It will be indicated by a lit green led beside the button.  


'''Input 1 is the Computer on the desktop'''
4. The projector may receive input either from the desktop at the podium or a separate device connected using the HDMI input.
[[File:525 Desktop and HDMI Input.jpg|center|thumb|768x768px|Figure 2: The HDMI cable input and audio jack (left) and the Desktop PC connected to projector (right)]]
5. Either connect a device to the HDMI cable or login to the desktop PC shown.


'''Input 2 is the HDMI cable that is on the desk'''
6. Plug the audio jack shown in Figure 2 into the device being used.


a. The projector is automatically connected to the desktop at the podium
7. Switch the projector input to the device being used. The input source displayed by the projector can be switched by clicking the button on the switch hanging in the front of the podium or by using the switch's remote. Note:
* '''Input 1 is the Computer on the desktop'''


[[File:535Desktop.jpg|318x318px]]
* '''Input 2 is the HDMI cable that is on the desk'''
[[File:535 HDMI Switch and Remote.jpg|center|thumb|600x600px|Figure 4: The HDMI switch box hanging in front of the podium (left) and it's remote (right)]][[File:Epson_remote.png|thumb|493x493px|Figure 4: Epson projector remote]]
8. Turn on the projector using the Epson remote blue power button. The remote may be in the AV cabinet drawer. The projector should automatically select “Computer” input upon powering on. If not then also press on the “Computer” input button.
===== Turning off projector =====
1. To turn off the projector press the blue power button on the remote once and then a second time (a prompt will appear on the screen); you will hear the fans stop.


b. A separate device can be connected using the HDMI input
2. Ensure to put the remote back in the drawer and to leave the AV cabinet powered on before securing the cabinet door


[[File:HDMI Input.jpg|244x244px]]
===== Additional Adapters =====
1. There are adapters available if your device does not have an HDMI output port. These can be found in the tray at the bottom of the AV cabinet. Please return after use.  


c. The displayed device can be switched by clicking the button on the switch hanging in the front of the podium or by using the remote
[[File:Switch remote.jpg|left|245x245px]]
[[File:HDMI Switch.jpg|246x246px]]


d. Ensure the cable and adapter (if applicable) is(/are) properly plugged in - remove and replug
[[File:Adapters9.png|336x336px]]


(ensure correct orientation)
==== Troubleshooting No sound ====
[[File:Audio_jack.png|thumb|Figure 5: Close-up of an audio jack]]
1. Double check that the audio jack shown in Figure 2 is securely connected to the device being used.


e. Open the cabinet with the key set used to open the room
2. On the device, double check the sound settings


[[File:The cabinet.png]]
* Ensure that you select the speaker/headphone audio output
* Left-click the speaker icon in your taskbar, press/hold the right-arrow key on the keyboard until loud enough
* If there is a red circle with an X, right-click the speaker icon, left-click Sounds, left click Playback, right click an option on the list, and left-click Enable; repeat this + 3a if necessary
* On the same menu as 3b, left-click Set as Default Device, test by repeating 3a , and repeat this if necessary


f. There are adapters available if your device does not have an HDMI output port
3. Ensure the speakers are powered, on, and sound turned up.


[[File:Adapters9.png]]
4. Check the AV cabinet volume knobs are turned up and all AV cabinet sections are powered on. There are three sections outlined below


g. At the top of the cabinet, you will see a top section - ensure the light next to the
4. a)  At the top of the cabinet, turn the knob clockwise, ensure HDMI light is green (if not, press the button adjacent to it).  
 
button next to HDMI PC is green, press the button if necessary
 
[[File:HTML PC is green.png]]
 
<nowiki>===</nowiki>
 
If you do not hear any sound:
 
3. Turn on the projector using the Epson remote blue power button. The remote may be in the AV cabinet drawer. The projector should automatically select “Computer” input upon powering on. If not then also press on the “Computer” input button. Ensure your computer's sound is on and turned up, and selected properly.
 
[[File:Epson .png|frameless]]
 
a. Left-click the speaker icon in your taskbar, press/hold the right-arrow key on the keyboard
 
until loud enough
 
b. If there is a red circle with an X, right-click the speaker icon, left-click Sounds, left click
 
Playback, right click an option on the list, and left-click Enable; repeat this + 3a if necessary
 
c. On the same menu as 3b, left-click Set as Default Device, test by repeating 3a , and repeat
 
this if necessary
 
{{ anchor | AudioOutput }}4. Connect your laptop at the podium to the “HDMI PC” cable to display video to the projector '''and''' use the 3.5 mm “AUDIO PC” cable to send sound to the room speakers.  Ensure that you select the speaker/headphone audio output on your laptop.  Audio through the HDMI cable is also an available audio option but it may not show up for some users laptops. Ensure the speakers are powered, on, and sound turned up.
 
[[File:Audio jack.png|frameless]]
 
a. Open the cabinet (535-4) with the key set used to open the room (535-3)
 
[[File:Open the cabinet.png]]
 
b. At the top of the cabinet, turn the knob clockwise; test by repeating 3a


[[File:Turn the knob in the cabinet.png]]
[[File:Turn the knob in the cabinet.png]]


c. At the middle of the cabinet, ensure the switch is in the ON position (red light) and the
4. b)  At the middle of the cabinet, ensure the switch is in the ON position (red light) and the orange-outlined button is in the ON position (pops out less from the surface, the screen will be orange)
 
orange-outlined button is in the ON position (pops out less from the surface, the screen will be
 
orange); test by repeating 3a


[[File:Middle of the cabinet demonstration.png]]
[[File:Middle of the cabinet demonstration.png]]


d. At the bottom of the cabinet, ensure the button is in the ON position (pops out less
4. c) At the bottom of the cabinet, ensure the button is in the ON position (pops out less from the surface) and turn the knob clockwise
 
from the surface) and turn the knob clockwise; test by repeating 3a


[[File:Bottom of the cabinet.png]]
[[File:Bottom of the cabinet.png]]
5. Bring your own speakers, and ensure they are selected properly
a. Ensure your speakers are properly powered and connected to your computer (this varies
according to your speakers)
b. Repeat 3a, 3b, and 3c as necessary
6. Ensure to put the remote back in the drawer and to leave the AV cabinet powered on before securing the cabinet door.

Latest revision as of 14:34, 28 October 2025

Important Information

READ ME FIRST:

The HDMI switch is setup to allow for input selection but there is only 1 audio input. The audio cable needs to be plugged into the system that is used to give sound. The HDMI will not have sound output.

Equipment Usage

Connecting to projector

1. Open the AV cabinet with the key set used to open the room

2. Ensure the AV cabinet power switch is ON and all systems have power.

3. Confirm that the “HDMI PC” input is selected on the AV cabinet control panel.  It will be indicated by a lit green led beside the button.  

4. The projector may receive input either from the desktop at the podium or a separate device connected using the HDMI input.

Figure 2: The HDMI cable input and audio jack (left) and the Desktop PC connected to projector (right)

5. Either connect a device to the HDMI cable or login to the desktop PC shown.

6. Plug the audio jack shown in Figure 2 into the device being used.

7. Switch the projector input to the device being used. The input source displayed by the projector can be switched by clicking the button on the switch hanging in the front of the podium or by using the switch's remote. Note:

  • Input 1 is the Computer on the desktop
  • Input 2 is the HDMI cable that is on the desk
Figure 4: The HDMI switch box hanging in front of the podium (left) and it's remote (right)
Figure 4: Epson projector remote

8. Turn on the projector using the Epson remote blue power button. The remote may be in the AV cabinet drawer. The projector should automatically select “Computer” input upon powering on. If not then also press on the “Computer” input button.

Turning off projector

1. To turn off the projector press the blue power button on the remote once and then a second time (a prompt will appear on the screen); you will hear the fans stop.

2. Ensure to put the remote back in the drawer and to leave the AV cabinet powered on before securing the cabinet door

Additional Adapters

1. There are adapters available if your device does not have an HDMI output port. These can be found in the tray at the bottom of the AV cabinet. Please return after use.


Troubleshooting No sound

Figure 5: Close-up of an audio jack

1. Double check that the audio jack shown in Figure 2 is securely connected to the device being used.

2. On the device, double check the sound settings

  • Ensure that you select the speaker/headphone audio output
  • Left-click the speaker icon in your taskbar, press/hold the right-arrow key on the keyboard until loud enough
  • If there is a red circle with an X, right-click the speaker icon, left-click Sounds, left click Playback, right click an option on the list, and left-click Enable; repeat this + 3a if necessary
  • On the same menu as 3b, left-click Set as Default Device, test by repeating 3a , and repeat this if necessary

3. Ensure the speakers are powered, on, and sound turned up.

4. Check the AV cabinet volume knobs are turned up and all AV cabinet sections are powered on. There are three sections outlined below

4. a) At the top of the cabinet, turn the knob clockwise, ensure HDMI light is green (if not, press the button adjacent to it).

4. b) At the middle of the cabinet, ensure the switch is in the ON position (red light) and the orange-outlined button is in the ON position (pops out less from the surface, the screen will be orange)

4. c) At the bottom of the cabinet, ensure the button is in the ON position (pops out less from the surface) and turn the knob clockwise

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