User Manual BDL6545ATRETURN TO THE CONTENTS3.5. CONNECTING ANOTHER BDL6545AT DISPLAYYou can interconnect multiple BDL6545AT displays to create a daisy-chain configuration for applications such as a videowall. However, if you will be actively using the touch screen application, we do not recommend video wall mounting.Note: The number of displays that can be used in a daisy-chain configuration will depend on the resolution of the input signal beingused.• Connect the VGA OUT connector of the display to the VGA IN connector of additional BDL6545AT unit.Note: You can connect up to 5 displays using the VGA OUT connectors.• Connect the RS232C OUT connector of the display to the RS232C IN connector of additional BDL6545AT unit.3.6. CONNECTING THE TOUCH MODULEThere are two ways to connect the touch module.1. Connect the USB cable on the display to a PC.The touch module supports easy Plug-and-Play operations. There is no need to install additional drivers on the PC.2. Install an OPS (Open Pluggable Specification) module in to the slot on the rear of the display. Refer to the module’sdocumentation for user instructions.AdditionalBDL6545ATdisplayThe firstBDL6545ATdisplayPC OPS module