Sharp PN-T322B Service Manual - Page 71

No Response For Touching

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CHAPTER 8. TROUBLESHOOTING 7. NO RESPONSE FOR TOUCHING No Is the USB cable connected properly? Yes No Is it connected to the USB port of the PC or to a self-powered USB hub? Yes No Are the drivers installed? (Check to confirm that "NextWindow 2500 Drivers" are installed on the program and function menu of the control panel.) Yes Yes Is the OS Windows7? No Connect the USB cable properly. Connect it to the USB port of the PC or to a self-powered USB hub. Install the drivers. Yes Check the "Pen and Touch" on the control panel Is "Finger is used as an input device." in the touch tab checked? No Put a check mark. Is "Touch enable" in the "User Touch Yes Environment Setting" of "RSCU" checked? No Put a check mark. Is "NextWindow Low Rider Touch Screen" Yes displayed in "Human Interface Devices" of the device manager? No No (Open the back cabinet.) Are the control PWB, the USB cable, and the FFC cable properly connected? Yes No Any problem with the USB cable? Yes Replace the touch panel (protection glass with the camera, control PWB). Refer to page 8 - 5 " 8. THE TOUCH POSITION IS SHIFTED". Connect the USB cable and the FFC cable properly. Replace the USB cable. MEMO n When the main unit is pressed strongly or a considerable pressure is applied to the sensor section, the sensor correction process is performed. During this process (for several tens of seconds), the touch panel does not respond to any operation. PN-T321/T322B TROUBLESHOOTING 8 - 4

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CHAPTER 8.
TROUBLESHOOTING
PN-T321/T322B
TROUBLESHOOTING
8 – 4
7.
NO RESPONSE FOR TOUCHING
MEMO
n
When the main unit is pressed strongly or a considerable pressure is applied to the sensor section, the sensor correction process is performed.
During this process (for several tens of seconds), the touch panel does not respond to any operation.
Any problem with the USB cable?
Replace the USB cable.
Is it connected to the USB port of the PC
or to a self-powered USB hub?
Connect it to the USB port of the PC or to
a self-powered USB hub.
Are the drivers installed? (Check to confirm
that "NextWindow 2500 Drivers" are installed
on the program and function menu of the
control panel.)
Install the drivers.
Is the OS Windows7?
Check the "Pen and Touch" on the control
panel Is "Finger is used as an input device."
in the touch tab checked?
Put a check mark.
Is "Touch enable" in the "User Touch
Environment Setting" of "RSCU" checked?
Put a check mark.
Is "NextWindow Low Rider Touch Screen"
displayed in "Human Interface Devices"
of the device manager?
(Open the back cabinet.)
Are the control PWB, the USB cable, and
the FFC cable properly connected?
Connect the USB cable and the FFC cable
properly.
Replace the touch panel (protection glass
with the camera, control PWB).
Refer to page 8 - 5
" 8. THE TOUCH POSITION IS SHIFTED".
Is the USB cable connected properly?
Connect the USB cable properly.
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
No
No
No
No
No
No
No
No
No