Nvidia QUADRO G-SYNC II User Manual page 15

1. Check the LED on the connector panel.

A green LED means the hardware has detected the
timing signal and you can proceed to the next step.

An occasional red fl ash is OK.

A solid red LED means the hardware
can't detect the timing signal.

Check the signal source and correct the
problem before proceeding.
Sync Source
NVIDIA Frame Synchronization Under Windows
NVIDIA Quadro G-Sync II
Connector Bracket
Server
11