Configuring An Rs-422 Com Port's Latency Time - Telestream Lightspeed Live Capture User Manual

326 Appendix C: RS-422 VTR Interface
RS-422 Interface Kit Assembly and Installation

Configuring an RS-422 COM Port's Latency Time

The RS-422 COM Port configuration is set at the factory prior to product shipment.
However, if new drivers are installed or a new USB to RS-422 Interface Box is used the
latency value may not persist and should be reconfigured to 1 msec.
Follow these steps to set each USB Serial Port's Latency Timer value to 1 msec:
1. Open Device Manager on the Lightspeed Live Capture server.
2. Click on Ports > USB Serial Port.
3. Select the first USB Serial Port, right-click and select Properties.
4. Select the Port Settings tab and click on Advanced. The Advanced Settings dialog
5. Change "Latency Timer" from 16 to 1 msec and click OK.
6. Repeat steps c to e for the remaining three (3) USB Serial Ports.
7. Close Device Manager.
opens (see below).
Lightspeed Live Capture User Guide