AFL2-12A-D525 Series Panel PCPage 66Step 8: Install the new DDR3 memory module by pushing it into the socket at an angle(Figure 5-3).Step 9: Gently pull the spring retainer clips of the SO-DIMM socket out and push therear of the DDR memory module down (Figure 5-3).Step 10: Release the spring retainer clips on the SO-DIMM socket. They clip into placeand secure the DDR memory module in the socket.Figure 5-3: DDR SO-DIMM Module InstallationStep 11: Replace the internal aluminum cover and secure it to the chassis using six (6)retention screws.Step 12: Replace the back cover and secure it using nine (9) previously removedretention screws. Step 0:5.5.2 WLAN Card ReplacementThe AFL2-12A-D525 has one WLAN card slot. To replace the WLAN card, follow theinstructions below.Step 1: Follow all anti-static procedures. See Section 5.2.Step 2: Turn off the power. See Section 5.3.Step 3: Remove the back cover. See Section 5.4.1.Step 4: Remove the internal aluminum back cover. See Section 5.4.2.