Asus RS540-E9-RS36-E - Page 46

Chapter 2: Hardware Information
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4. Secure the Mezzanine card with the four (4) bundled screws.
5. Connect the signal end (black) to the OCP_LED1 header on the motherboard.
OCP_LED1
The two ends of the signal cable are different in size and color for easy recognition. Please
refer to your exact cable.