Differences

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--- infrastructure:audio-setup [2026/02/08 19:49] – external edit 127.0.0.1
+++ infrastructure:audio-setup [2026/04/23 06:28] (current) – diamond
@@ Line 3: / Line 3: @@
 ## Quick Start
-- To use the Android TV, switch the AV Receiver on and to `DVD / HDMI 1`.
+- Make sure the AV Receiver is on. It usually is. Make sure its source is set to `CD-R`.
-  - Make sure the HDMI indicator on the AV Receiver is on and blue.
+- To use the Android TV:
-  - Make sure the TV input is set to `HDMI 1`.
+  - Make sure the onn Box is on: if the LED in front of it is red, then it's off. Find its remote and turn it on.
-- To use Bluetooth, switch the AV Receiver on and to `CD-R`. See [Connecting to Bluetooth](#connecting_to_bluetooth) for details.
+  - You can also optionally turn on the TV. Make sure it's set to HDMI 1.
-- To use the media desk, switch the AV Receiver on and to `CD`.
+- To use Bluetooth, see [Connecting to Bluetooth](#connecting_to_bluetooth).
-- To use the rally bar, switch the TV to `HDMI 2`. Audio will go through the rally bar directly.
+- To use the media desk:
-  - Please change it back to `HDMI 1` after the meeting.
+  - The mixer on the media desk should already be wired to the audio mixer.
+- To use the rally bar:
+  - Use the in-built speakers. The rally bar is not wired up to the AV system.
 ### Connecting to Bluetooth
@@ Line 15: / Line 17: @@
 We use a "UGREEN-BT505" as the Bluetooth receiver. Its controls are as following:
-- To turn it on, tap the top button. The LED light should come up. You'll also hear it saying "Powered on."
+- To turn it on, hold the top button. The LED light should come up. You'll also hear it saying "Powered on."
-- To turn it off, tap the top button again.
+- To turn it off, hold the top button again.
 - To enter pairing mode, double-tap the top button. **The LED light should be flashing red and blue.** You should be able to find a Bluetooth device with this name after that.
-This Bluetooth receiver can connect up to 2 devices simultaneously. If you're having issues with connecting to it, you might want to make sure that no one is connected to it. You can ensure this by restarting the Bluetooth receiver.
+This Bluetooth receiver can connect up to 2 devices simultaneously. If you're having issues with connecting to it, you might want to make sure that no one is connected to it. If you're unable to connect, try putting it into pairing mode and then reconnecting.
 ## Wiring
@@ Line 40: / Line 42: @@
     bluetooth [label="Bluetooth Receiver"];
     media_desk [label="Media Desk"];
+    audio_mixer [label="Audio Mixer"];
+    hdmi_splitter [label="HDMI Audio Splitter"];
     subgraph speakers {
@@ Line 60: / Line 64: @@
     pc -> rally_bar [label="HDMI In"];
     rally_bar -> tv [label="HDMI 2"];
-    av_receiver -> tv [label="HDMI 1"];
+    onn_box -> hdmi_splitter [label="HDMI"];
-    onn_box -> av_receiver [label="HDMI 1"];
+    hdmi_splitter -> audio_mixer [label="RCA"];
-    bluetooth -> av_receiver [label="RCA, CD-R"];
+    hdmi_splitter -> tv [label="HDMI 1"];
-    media_desk -> av_receiver [label="RCA, CD"];
+    audio_mixer -> av_receiver [label="RCA, CD-R"];
+    bluetooth -> audio_mixer [label="RCA"];
+    media_desk -> audio_mixer [label="RCA"];
     av_receiver -> sub_amp [label="RCA, SW"];
     sub_amp -> jeremy_sub [label="Amplified"];
@@ Line 70: / Line 76: @@
     small_sub -> front_speaker_r [label="Amplified"];
   }
 </graphviz>
 ```