HP L95622-001 IR board cable is a replacement cable for the infrared board in the HP Spectre 15-eb0000. It is listed as a separate spare part from the infrared board itself, making its role clear when servicing that assembly.
The service guide describes disconnecting the cable at a ZIF connector and reversing the procedure for installation. This part is intended for repair or replacement of the infrared board cable in the specified laptop series. The exact part reference is L95622-001.