LedSync822A User’s Manual
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LED VIDEO PROCESSOR
with
PIP
4
II. Connections of hardware
1. Rear view
Figure 1
2. Port description
1
）
Video input (
INPUT
column)
LedSync822A
supports 8-channel signal input, including:
Port name
Description
V1~V4
4-channel PAL/NTSC system composite
video input
Y/C
(S_Video)
1-channel PAL/NTSC system S_Video input
VGA
1-channel computer analog signal input
DVI
1-channel computer digital signal input
YPbPr
1-channel high-definition component signal
input
2
）
Audio
input
Corresponding to 8-channel video input signal,
LedSync822A
supports 8-channel stereo audio signal input
3
）
Video signal output
Port name
Description
VGA OUT
1-channel analog RGBHV signal output, it can be
connected to a local display device and used as
monitor (it is strongly recommended to use this
port when operating and setting
LedSync822A
).
DVI OUT
(1)
1-channel digital
DVI
signal
external
output, it is to
be connected with external LED transmission card
or LED transmission box
DVI OUT
(2)
1-channel digital
DVI
signal
internal
output, it is to
be connected with internal LED transmission card.
4
）
Audio signal output
It corresponds to the selected video input signal, and output
this channel audio input signals.
