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ManualsBrandsRoland Professional A/V ManualsVideo MixerROLAND V40HD Multi-format Switcher
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Audio-related Features
Aligning the Timing of Video and Audio (Lip-sync)
You can use the steps below to apply delay to audio output to align it with the timing of the video.
1. Display the Audio menu.
Press the [MENU] button to display the menu. Use the [CURSOR] buttons to select [Audio], then press the [ENTER] button to display
the Audio menu.
2. Select the delay parameter.
Use the [CURSOR] buttons to select one of the following two items for adjusting the amount of delay.
HDMI Audio Delay This adjusts the amount of delay for audio input via HDMI.
Audio In Delay This adjusts the amount of delay for analog audio input via the AUDIO IN connectors.
g.audio-in-delay.eps
* By default, the delay amount is set to 1.0 frame. This matches to input > output latency of video.
3. Adjust the timing.
Turn the [VALUE] dial to adjust the amount of delay.
4. Exit the menu.
Press the [EXIT] button several times to quit the menu.
Linking Audio to Video (Audio Follow)
“Audio Follow” causes the audio associated with a video source to become prominent when that video source is selected. Only the
(embedded) audio input on the same channel as the selected video channel is output — other channels are automatically muted.
1. Display the Audio menu.
Press the [MENU] button to display the menu. Use the [CURSOR] buttons to select [Audio], then press the [ENTER] button to display
the Audio menu.
2. Display the Audio Follow menu.
Use the [CURSOR] buttons to select [Audio Follow]. Press the [ENTER] button to display the Audio Follow menu.
3. Select the channel.
Use the [CURSOR] buttons to select the channel, and tweak the [VALUE] dial to turn on the Audio Follow.
4. Exit the menu.
Press the [EXIT] button several times to quit the menu.
You can assign audio signals on the AUDIO INPUT connectors for one of the video channels as an associated audio source. Select [Audio In Audio
Follow] in step 3. Turn the [VALUE] dial to select the video channel for which the Audio Input is assigned.
When the Audio Follow is on, [HDMI Output] is automatically set for [Mixer].