SPROLINK VA1 User manual

Content
1.Product Features ................................................................................. 1
2. Applications ....................................................................................... 2
3.Hardware Overview ............................................................................ 3
3.1 Front Panel ..................................................................................................... 3
3.2 Back Panel ...................................................................................................... 4
4. Features ............................................................................................. 5
4.1 Multiple video inputs ...................................................................................... 5
4.2 Duplicate video output interface with Audio ................................................... 6
4.3 Multiple output resolutions ............................................................................ 6
4.4 Casecade Splicing ............................................................................................ 6
4.5 USB Player Expert ........................................................................................... 6
4.6 Black/Freeze images ....................................................................................... 7
4.7 Part Function .................................................................................................. 7
4.8 Save and load .................................................................................................. 7
4.9 Sending Card Installation ................................................................................ 8
5. General .............................................................................................. 8

1
1.Product Features

Seamless switching between any source

Free customized among 2.5 million

Plug & Play USB Media Player

EDID Management

Open Protocol Control

Built-in Sending Card Slot

Signal Hot Backup

Audio & Video Sync Switching

2
2. Applications

3
3.Hardware Overview
3.1 Front Panel
OLED display panel
Operating Keys
2 Rotary Button：
Adjust the menu position and parameters
3
MENU Button：
Press to enter into the menu, by using knob to find the specified
menu, press MENU again to return to the previous menu.
Function Keys
4 Part Button：
Enable AOI function. Press Part button to switch PART/FULL display
5 Mode：
Press PART/FULL button to switch PART/FULL display
6 Black/Freeze Button：
Shortcut for Black screen or Freeze screen
1 Display the current working status and menu for buttons control.

4
7 Output：
Enable CVB input
8 HDMI Button：
Enable HDMI input
9 DVI Button：
Enable DVI input
10 VGA Button：
Enable VGA input
11 CV Button：
Enable CVBS input
12 USB Button：
Switch to USB player/ Access to USB play list
13 SDI Button：
Enable SDI input
3.2 Back Panel

5
Input connectors
4 SDI input (Optional)
5 SDI-loop output (Optional)
6 HDMI input ：
VESA Standard, Support 1920*1200, HD to 1080P
7 DVI input ：
Up to 1920*1200,HD to 1080P
8 VGA input ：
VESA standard, to 1920*1200
8 CVBS input：
SMPTE:480i/576i
10 USB input:
Play Image or Video content by USB drive
11
Audio Output ：
3.5mm Audio output jack
12
DVI Output1：
Support 1920x1280@60Hz in max. Connect with display
13
DVI Output2：
Support 1920x1280@60Hz in max. Connect with display
14
RS-232
Support third party API control by RS-232
15
USB-CTL
Support third party API control by USB
16
Sending Card Slot
Support 2 sending card installation
4. Features
4.1 Multiple video inputs
VA1 has 7-channel video inputs, including 1 composite video (Video), 1 channel
VGA, 1 channel DVI and 1-channel HDMI, 2 channel USB Player and 1 Channel

6
SDI(Optional) covering the needs of basic LED screen applications.
2 Channel USB can support hot-swap. Then screen will not go constant black
during update USB content.
4.2 Duplicate video output interface with Audio
VA1 has two video outputs (2 DVI) with 1x 3.5mm Audio Output jack to
play audio from HDMI DVI or USB player.
4.3 Multiple output resolutions
VA1 has up to 20 presets of output resolutions. The widest reaches 2304 pixels
and the highest of 1920 pixel. Users can select and adjust the output to realize
pixel-by-pixel display.
4.4 Casecade Splicing
VA1 support multiple device casecade to do display mapping for LCD or LED
Display. Go to OUTPUT ->Multi Splice menu to set the splicing parameters.
HDMI and DVI input channels can be set for splicing. Use a DVI or HDMI
distributor to feed source to multiple VA1 for casecade.
4.5 USB Player Expert
Support 2 channels USB Player. Support Image and Video Playback with several
transition effects. When remove 1 channel USB. VA1 will play the content of
another USB automatically. Ideal for USB play fixed installation.

7
Push USB button to switch signal in USB channel. The device will show the file
list in USB player.
4.6 Black/Freeze images
The shortcut button can be used for blackout the screen or freeze the screen to
pause the inputs. When the screen freezes, the operator can also change the
current input or change cables, etc.
4.7 Part Function
VA1 can crop part of screen or play the full screen. Any input channel can be
independently set cropped, and each channel is still able to achieve a seamless
switching.
4.8 Save and load
VA1 with 10 set of preset. Can store all preset parameters set by the user.
Push Load button, all numerical button will be lighted for loading.

8
4.9 Sending Card Installation
VA1 have built-in sending card slots. It can support 2 x sending cards with small
load capacity (MSD300, TS802.etc) or 1 x sending cards with big load capacity
(MSD600, TS902.etc)
5. General