
See Sharp Visual Inc
+1 833 733 7427
www.seesharpvisual.com
13
One module of the ePoster
displays nothing while the
module power is on
1. The data cable from the HUB
board to this module is loose or
disfunctioning
Re-connect or replace the data
cable
2.the module is defective
Repalce the module
3.the data input port on the
module is defective
Replace the module
4.the data output port on the HUB
board is defective
Repalce the hub board
One module of the ePoster is black
1.The power cable from the HUB
board to this module is loose or
defective
re-connect or replace the power
cable
2.Data tranmission for this module
is disfunctioning
See problem and treatment No.1
The whole ePoster displays
nothing
1.the power is off
check the power and turn it on
2.the input source is HDMI
prioritized but there is NO HDMI
input
change the input source to
internal media from the software
3.the X position is NOT zero
setup the X position to zero in the
software
4.the brightness of the ePoster is
set to zero
setup the brightness to normal
5.the data cable between the
bottom receiver card and the main
controller is loose or disfuntioning
re-connect or replace the data
cable
6.the power supply connected to
the main controller is defective
thus the power of the main
controller is off
replace a power supply
7.the bottom receiver card is
power-off because the power
supply connected to this card has
no DC output or the DC cable
between the bottom HUB and the
power suppy is bad
replace a power supply / re-
connect the DC cable
8.the main controller is defective
replace the controller
One third on top of the whole
ePoster displays nothing & the
rest area the ePoster works well
1.the data cable connected to the
top HUB from the centre HUB is
defective or the connection
between them is bad
replace the data cable /re-
connnect the data cable
2.the DC cable connected to the
top HUB from the power supply is
bad or the connection between
them is bad
replace the DC cable /re-connnect
the DC cable
3.the power supply connected to
the top HUB is defective
replace a power supply