HP L1735A Serivce Manual page 54

From now, you have finished the DDC-analog data update. If you want to continue update
DDC digital data, please don't power off your TV. Then go to 2-5 procedure.
2-5. DDC-digital data update
Here is communication cable installation method: (There are two DDC ports, finish one at the
time)
Please check your TV in the power on mode (it means the power light indicator in the front
keypad is green)
Double-click "DDC" icon to execute D8330 Display Data Channel Testing System. (about
install "DDC" software please reference D8330 Display Data Channel Testing System user's
manual)
Then, you can see this picture:
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