How to Replace the WLAN Module | HP Pavilion 15z-ec000 CTO | HP
How to replace the WLAN Module Before you begin: Remove the base enclosure and battery. Removal – Disconnect the battery cable from the connector on the motherboard. CAUTION! Use care when disconnecting the wireless antenna cables from the wireless module. A damaged cable or connector can degrade notebook performance. Remove the Mylar strip that covers the wireless antenna cable connectors on the wireless module. Carefully disconnect the wireless antenna
cables from the wireless module by grasping the connectors with a small pair of needle nose pliers or tweezers. Remove the 3 mm P1 Phillips-head screw that secures the wireless module to the motherboard and allow it to raise to the spring-tension
position. Grasp the wireless module by the edges and pull gently to remove it. Reverse this procedure to install the wireless module. IMPORTANT: When installing a WLAN module, be sure to align the notch in the WLAN module with the key in the WLAN module slot in the motherboard.