File Name: FSP120-AHAN2_PSE_Certificate_of_Conformity.pdf File Size: 450.3 KB This is the Certificate of Conformity for the 120W power supply provided with the Echo Express SE IIIe.
When you boot an M1 or M2 Mac with a multi-slot PCIe Expansion Chassis connected —AND— you have a monitor or USB device connected to the downstream port of the PCIe expansion chassis, one of the PCIe cards may not enumerate.
Solution: After booting, Plug in PCIe chassis, monitor or USB device.