For access, remove these FRUs, in order:

• Battery pack FRU.
• Hard disk drive (HDD) cover, HDD and HDD rubber rails or solid state drive (SSD) and storage converter FRU.
• Palm rest or palm rest with fingerprint reader FRU.
• Keyboard FRU.
• Keyboard bezel and speaker assembly FRU.
• Wireless USB adapter or Intel Turbo Memory Minicard FRU.
• PCI Express Mini Card for wireless LAN/WiMAX FRU.
• LCD unit FRU.
• Structure frame FRU.

Please perform the following step as shown in the picture below.

Cable routing: When you install the card, make sure that the cable connecting the system board and the card is routed firmly as shown in this figure.