Panasonic TY-TP50P10S Operating Instructions - Page 43

[Checking Your USB Host Controllers ]  ㊍ Select [Control Panel] → [System] to open the Properties window and open the Device Manager window by clicking on [Device Manager] on the [Hardware] tab. (Example)  ㊎ Click on the "+" left of "Universal Serial Bus controllers". (A list of USB controllers opens.) • The USB controllers with the text "Host Controller" are host controllers. A USB bandwidth error warns that the host controller does not have enough bandwidth. • A USB 2.0 hub usually has one host controller, therefore only one touch panel can be connected to a USB 2.0 hub. Error Messages [Checking Host Controller Bandwidth] You can check which host controller the touch panel is connected to.  ㊍ Select [Control Panel] → [System] to open the Properties window and open the Device Manager window by clicking on [Device Manager] on the [Hardware] tab.  ㊎ Click on the "+" left of "Universal Serial Bus controllers". (A list of USB controllers opens.)  ㊏ Select a USB controller with the text "Host Controller" and right click on it to open the Properties window.  ㊐ Open the "Advanced" tab. Troubleshooting If a USB device by the name of "Panasonic Touch Panel Unit" appears in the "Advanced" tab, the touch panel is connected to that host controller. If a USB bandwidth error occurs, disconnect the USB cable connected to the touch panel, reconnect it, check which host controller it is connected to and connect it to another host controller. • After disconnecting and reconnecting the USB cable, the host controller bandwidth indication does not update until the "Refresh" button on the "Advanced" tab is clicked on. 43