G-202 User Manual V 1.03 Document: G-202102
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signal source, it may have image shift issue after turn OFF/ON the system. If VGA signal must be
used, user needs to add video distributor at front of G-202 and connect one projector directly to video
distributor and another video distributor output shall be connected with G-202 input port with DVI-I to
VGA adapter. “Auto Adjustment” function in the projectors shall be shut off to avoid image shift after
the system is turned OFF/ON.
11.3 Please use external grid pattern for geometry alignment. One projector should be connected through
[DVI Loop Back] port with native raw signal without processing by G-202 and the other projector
should be connected to G-202 output port.
11.4 To do geometry adjustment in the first projector to let the image match the screen borders through
keystone correction or lens shift function inside the projector, then to use [4 Corner] adjustment in
G-202 to align the images from the 2nd projector onto the first one. External Grid pattern shall be
applied from video source.
11.5 For curved screen stacking, each projector shall be connected with one Geobox and user needs to
align the images through [Warp] function in GeoBox unless the first projector can support curved
screen display.
11.6 If the screen is not flat enough, the image sharpness will be reduced in misaligned regions.
