Advantech HMI-640S user manual LCD Display

3.2 LCD Display

The LCD display rarely needs replacing during normal life span of the HMI-640S.

Howerver, if you should need to replace the LCD display, please follow the procedure below:

1.Verify that the power source to the HMI-640S has been disconnect- ed.

2.Open the front panel. (See Section 3.1.)

3.Remove the LCD from the steel chassis by first removing the four screws.

4.Disconnect the cable from the LCD (marked "A" in the diagram below) and the LCD inverter (marked "B").

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