[. . . ] It also describes ways you can efficiently utilize the battery as a power source. Using AC Power Using the Battery Conserving Battery Power Page 2 Using AC Power The supplied battery is not charged when you receive your computer. To use your computer immediately, use the supplied AC adapter as the power source. While the computer uses AC power, it automatically charges the battery if it is inserted. See Using the Battery for more information on installing and using your battery. Connecting the AC adapter Turning on the computer Page 3 Connecting the AC adapter To connect the AC adapter 1. [. . . ] If you need to secure the connection, wait a few moments for the computer to recognize the drive. Close all programs that were opened from the disk and wait for the LED indicator to turn off. Reconnect the floppy disk drive by inserting the USB connector (with the USB icon port 4. facing upward) into the USB Restart the computer by clicking Start on the Windows ® taskbar, Turn Off Computer, and then Restart. Why is the drive unable to write data to a floppy disk?The floppy disk drive cannot write data to a disk if it is inserted into the drive improperly. See Inserting and removing floppy disks for instructions on how to insert the disk properly. If the disk is inserted properly and you are still unable to write data to it, the disk may be write-protected. You can either use a floppy disk that is not write-protected or disable the write-protect feature. Page 105 Using PC Cards Your computer includes one or more PC Card slots. A PC Card enables you to connect portable external devices such as another hard disk drive or a PC Network Interface Card (NIC) to connect to a network. See your VAIO® Computer Specifications for the type of PC Card that is compatible with your computer. If your computer has more than one PC Card slot, use the lower slot for Type III PC Cards. Make sure the PC Card is compatible with the Microsoft® Windows ® operating system installed on your computer. Use the Sony Notebook Setup utility to disable devices you are not currently using. Make sure any necessary driver software is installed. Why doesn't my computer recognize attached devices?For some PC Cards, if you alternate between normal power operation and the Standby or Hibernate modes while the card is inserted into the PC Card slot, the computer may not recognize the PC Card or the connected device. Restart your computer. Why can't I insert my PC Card? Make sure you are inserting the card correctly. You may not be able to use some PC Cards or some functions of the PC Card with this computer. Check the guide that came with your PC Card for more information on its use. Why does an exclamation mark (!) appear on the Device Manager tab in the System Properties dialog box?You may not be using the most recent driver software provided by the PC Card manufacturer. You may need to remove the driver software, and reinstall it. Page 111 Connecting a Port Replicator Locating Ports and Connectors Using the Port Replicator Page 112 Locating Ports and Connectors You can purchase a port replicator to use with the computer you purchased. The port replicator contains several ports and connectors, which enable you to connect additional peripherals to your computer. Back 1 USB ports 6 DC In port 2 LINE IN jacks 7 Serial port 3 S Video Out jack 8 LINE OUT jacks and Composite Video Out jack 4 Network port (Ethernet 10BASE-T/100BASE-TX port) 9 VGA (Monitor) port 5 / Mouse/Keyboard (PS/2) port 10 Printer port Page 113 Using the Port Replicator Connecting the port replicator You must use the AC adapter to power the computer when it is connected to the port replicator. [. . . ] Before you reformat Memory Stick media, confirm that the media does not contain files you want to keep and back up important data. Copy the data from the Memory Stick media onto your computer's hard disk to save data or images. Format the Memory Stick media using Memory Stick Formatter software preinstalled on your computer. For instructions about formatting a Memory Stick media, see Formatting Memory Stick media. Why can't I save music files onto my Memory Stick media? Only MagicGate Memory Stick media can be used with copyright protected data, such as music. [. . . ]