Acer AT3720A Service Manual page 29

For AT3720A/AT3720B:
No
1 TV key
2 AV key
3 COMPONENT key
4 PC key
For AT3720:
No
1 TV key
2 AV key
3 COMPONENT key
4 PC key
Chapter 1
TV AV
1 2
Item
Toggle Analog TV (ATV) between input sources.
Toggle AV1, AV2, AV3-CVBS* and HDMI between input sources.
Toggle COMPONENT 1, COMPONENT2 and AV3-COMPONENT*
between input sources.
Toggle VGA between input sources.
1 2
Item
Toggle Analog TV (ATV) between input sources.
Toggle AV1, AV2, AV3-CVBS* and HDMI between input sources.
Toggle COMPONENT 1, COMPONENT2 and AV3-COMPONENT*
between input sources.
Toggle VGA between input sources.
COMPONENT PC
3 4
Input Button Guide
3 4
Input Button Guide
23