61 Flash Memory Card Reader. 61 Hard Disk Drive. 62 Memory (RAM). 63 Connections. 64 Network Connection. 64 Wireless LAN Connection (on selected models). 66 Windows Wireless Network Connection. 68 Bluetooth Wireless Connection(on selected models). 70 Appendix Optional Accessories. A-2 Optional Connections. A-2 Operating System and Software. A-3 System BIOS Settings. A-4 Common Problems and Solutions. A-13 Recovering Your Notebook PC. A-19 Using Recovery Partition. A-19 Using Recovery DVD (on selected models). A-20 DVD-ROM Drive Information. A-22 Blu-ray ROM Drive Information(on selected models). A-24 Internal Modem Compliancy...