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--- course:congress_setup:operations_manual:session_room:technician [2018/12/14 11:55] – don.lee
+++ course:congress_setup:operations_manual:session_room:technician [2018/12/15 08:21] (current) – don.lee
@@ Line 109: / Line 109: @@
   * The polling result is in real time.
   * Switch back to the first computer when the speaker's polling is finished.
+===== Video Recording =====
+We use the Blackmagic recorder to record the presentation and the audio signal from microphone.
+Technician inside the session room should
+  * Get 3 new 256GB SD card from speaker ready room.
+  * Insert 2 SD cards inside the Blackmagic slot#1 & #2.
+  * Power on the Blackmagic and check if video and audio signal is good.
+  * Make sure the remaining time is normal (for Codec: ProRes PR, 2 x 256GB SD card should record ~300 minutes)
+  * Press the [Record] button before the start of the first session in the morning.
+  * During lunch break, stop the recording and check the remaining time.
+    * If it is less than half of original time (e.g. 150 minutes), it means the slot#1 card is already full. Take it out and mark it on a paper with venue and sequence. e.g. 209 #1, means room 209, card #1.
+    * Continue the sequence numbering since the first SD card. So on day 2, you might have card #4-6.
+    * ALSO move out the slot#2 card and put it to slot#1. Blackmagic always start recording from slot#1 to slot#2 but will NEVER go back from slot#2 to slot#1.
+    * Insert a new SD card to slot#2. Check the remaining time again.
+  * Press the [Record] button again before the start of the first session in the afternoon.
+  * Press the [Stop] button to stop it at the end of day.
+  * Take out all SD cards from the Blackmagic and then return ALL 3 SD cards to speaker ready room.
+| {{:course:congress_setup:operations_manual:session_room:img_1057.jpg?200|}} | {{:course:congress_setup:operations_manual:session_room:img_1058.jpg?200|}} |
+| {{:course:congress_setup:operations_manual:session_room:img_1061.jpg?200|}} | {{:course:congress_setup:operations_manual:session_room:img_1062.jpg?200|}} |