Troubleshooting - Returnstar Interactive Tech IQTouch TB1300 Pro User Manual

6. Troubleshooting

Symptom
The screen cannot be powered on or
the power indicator light is off.
The remote control is not causing a
response.
The image is normal but there is no
sound.
The system is automatically powered
on/off when no operation is being
performed.
The colors of images are abnormal.
The touch function is abnormal or
the positioning is inaccurate.
The touch function is unavailable Switch between different external signal sources.
Troubleshooting Methods
Check whether the power supply is connected.
Check whether the power supply plug is properly
connected.
Check whether the power outlet has electricity.
Check whether the rocker switch is enabled.
Press the reset switch and start the system again.
Replace the batteries.
Check whether the polarity direction of the batteries is
correct.
Align the remote control with the IR receiver window.
For details, see section "Remote Control".
Increase volume on both the screen and the Windows
system.
Check whether the screen and the Windows system are
muted.
If an external computer is connected, check whether
the connection cables are normal.
Disable the automatic power-on/off function. For
details, see section "Power ON/OFF Setting".
Check whether the screen entered shut down mode
due to no operation for an extended period of time.
Check whether the input power supply is stable.
Check whether the HDMI cable is properly connected
or has any quality issue.
Restart the screen.
In the Windows system, recalibrate the screen. For
details, see section "Calibration".
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