Sharp PN-80TC3, Руководство по обслуживанию

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PN-L803C/80TC3 TROUBLESHOOTING 7 - 9
■ SENSOR CHECK
* Connect the video cable and the USB cable at the same side.
Perform Sensor Check
Connect the PC and the
monitor by the video
and the USB cable.
Turn on the power of
the monitor and display
the PC screen on the
monitor.
*Monitor must display the screen with full HD in Dot by Dot.
However, there is no problem that the screen is displayed with the clone mode or dual mode.
Check that the button next to
“PN-L803C series” turns to
“found” on the Sensor check
tool.
“Not found” is displayed
：
The connection of the monitor cannt be detected.
When the “found” is not displayed even if the port of USB cable,
there could be a problem on the route of the USB connection.
When “Not found” is still displayed even if the harness between
the Main PWB and the Touch Panel Unit, replace these PWB and parts.
“many” is displayed
：
The several monitors are detected. Connect one target monitor to check.
Click “Check” button.
* The log file is saved.
Is there open error or short
circuit error.
There could be harness disconnection, harness cut-line, sensor cut-line or sensor short circuit.
When the error still occurs even if replace the harness, replace the Touch Panel Unit.
Analyze the log file deta.
* Send the log file.
Perform Sensor Check again.
Yes
Yes
No
No