G-403 User Manual Document: G-40302
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TV2 coordinate for Top Left corner=(815, 635)，Top Ri ht corner=(447, 286)
6. Please pay attention to the display direction of the TV
7. Procedures to key-in coordinates into G-403 via OSD menu:
[Video wall] [Manual Mode] [Index 1~Index5] (select location to save settin s) select LCD [TV 1~4]
select [Top Left/Top Ri ht] Slide bar to input Coordinates Done
User can user RC-700 remote controller to key-in the coordinates of the ima e for each LCD:
Select [Index] [TV#] [Top left] or [Top Ri ht] corner [Direction key] to input coordinate.
8. GAli n PC tool is available to key-in the coordinates into G-403 throu h RS232 connection and click [Write]
to download GAli n settin into G-403. It also can do H&V aspect ratio and ima e position shift. [Read] back
function can catch existin settin values and modify throu h PC tool. It is important for the application that
OSD menu can’t be seen on the screen in lar e video wall.
9. User can also take picture of the LCD array and put this photo into a 1920x1080 coordinates system and
collect 8 points of the coordinates for 4x LCD, then input these numbers into G-403. Below are the process:
a、 Use Microsoft Picture Mana er to trim the ed e and only keep LCD active display re ion.
b、 The photo shall be corrected without distortion. If necessary, user can use [RealWorld Paint] freeware
to correct it: [Open file] [Edit] [Select All] [Transformation] [Perspective/Bezier Transformation]
c、 To view this photo file in Microsoft “Paint” [Resize] the photo into 1920x1080 resolution.
d、 Use Mouse to click Top Left and Top Ri ht corners in each LCD active display area to capture the
coordinates for the display. To input the coordinates into G-403 throu h OSD GAli n PC tool.
e、 Other software like Adobe Photo Shop can also be used to correction the distortion and catch
coordinates for the photo.
f、 Please see more details in User Manual.
10. Video wall more than 4LCD and multiple G-403 cascade
a、 If the video wall is desi ned with more than 4x LCD, user needs to user multiple units of G-403 and can
have two choices:
i. To consider the whole video wall as one full HD video. Assi n each LCD to any G-403 output, and
catch the ima e coordinate for each LCD and input to G-403, then user will et the ima e he needs.
ii. If user wants to have hi her resolution in the video wall, then user needs to split the ima e into
several full HD sections and assi n each section to different G-403 (up to 4x LCD). User can apply
the same procedures as mentioned in previous section to assi n the ima e to each LCD.
b、 G-403 has one [Video wall] function to allow user to split the ima e usin [ZOOM] menu and assi n the
ima e to each G-403 usin [PAN] menu. If the cuttin ima e has some overlap re ion or position shift
amon G-403, user can use [Overlap] menu to ali n the position amon different G-403.
c、 Usually, one full HD video can be applied to a video wall up to 6mx3.5m if the watchin distance is more
than 3 meters (3mm pixel pitch). If the watchin distance is 2 meters, the suitable video wall size is
about 4mx2.3m (about 2mm pixel pitch).
11. Portrait display mode:
If the display is at portrait position, user can apply the same procedures as above to build the video wall. User
can also rotate the video wall at 90/270 de rees and collect the coordinates to build the system to et hi her
input resolution and better video quality. After installation, user needs to apply 90/270 de rees rotated
content to et correct display an le.
