Returnstar Interactive Tech IQTOUCH, User Manual

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No sound and image (TV, Video, PC)

AC 220V power supply
 Signal cable connection

Power on the Touch TV and external device
Noise only, without sound and image(TV)

Antenna connection

Antenna receiving ability
Image quality is not good (Video, TV)

Video signal source type

Antenna connection

Antenna receiving ability
Image fuzzy(TV)

TV signal issue

TV station issue
 Outdoor antenna connection
Imagedouble/tripleshadow(TV)  Antenna direction

Mountain or building reflection waves
Image with interference fringe, color tonal weaker

Interference from other device

Transmitting antenna

Try to far away from the Interferencesource
Remote Control failure

Remote Control wrong direction

Battery wrong polarity
Touch TV power off automatically.

Sleep mode

No power supply

No signal input
Signal extendsrange(Computer mode)  Display setting

Display resolution

Horizontal /vertical sync signal
Interferenceinbackground(Computer mode)

Show menu and select autoadjustment
Image lack of color or incorrectcolor is (Computer
mode)

VGA cable connection

Adjust the brightness/color/contrast
Show un-supported format (computer mode)  Show menu and select auto adjustment
Touch functiondisabled

Install touch driver
 Touch object has similar size with fi ngers

Re-install the touch driver
Touch position is not correct

Install touch driver

Touch pen fall on the screen

Re-install the touch driver
10/10