Dell Precision 390 Quick Reference Guide - Page 29

1 power connector (12VPOWER) 2 memory module connectors 3 battery socket (BATTERY) 4 memory fan connector (FAN_MEM) 5 front panel connector 6 main power connector (POWER) 7 IDE drive connector (IDE) 8 SATA connectors (SATA-1, SATA-3, SATA-0, SATA-2) 9 RTC reset jumper (RTCRST) 10 Flexbay connector (FLEXBAY) 11 chassis intrusion header 12 PCI-Express x1 card slot 13 PCI-Express x16 up to 150w card slot 14 PCI-Express x8 card slot (wired as x4) 15 PCI card slots (1-3) 16 external LED connector (AUX LED) 17 floppy drive (FLOPPY) 18 serial connector (SERIAL2) 19 card cage fan (FAN CARD CAGE) 20 internal speaker connector (INT_SPKR) 21 processor fan connector (FAN_CPU) 22 processor fan thermal sensor connector (THRM) 23 password jumper (PSWD) 24 processor connector (CPU) Locating Your User's Guide Your User's Guide contains additional information about your computer such as: • Technical specifications • Information for changing the orientation of your computer from a desktop to a tower • Front and back views of your computer, including all of the available connectors • Inside views of your computer, including a detailed graphic of the system board and the connectors • Instructions for cleaning your computer • Information on software features, such as LegacySelect Technology control, using a password, and system setup options • Tips and information for using the Microsoft Windows XP operating system • Instructions for removing and installing parts, including memory, cards, drives, the microprocessor, and the battery • Information for troubleshooting various computer problems • Instructions for using the Dell Diagnostics and reinstalling drivers • Information on how to contact Dell You can access the User's Guide from your hard drive or the Dell Support website at support.dell.com. Quick Reference Guide 29