Page 4 IEI® Technology, Corp.IMB-9452 Motherboard2.13 USB I NTERFACES ................................................................................................... 292.14 BIOS...................................................................................................................... 292.15 OPERATING TEMPERATURE AND TEMPERATURE CONTROL ..................................... 302.16 AUDIO CODEC ........................................................................................................ 302.17 POWER CONSUMPTION ........................................................................................... 322.18 PACKAGED CONTENTS AND OPTIONAL ACCESSORY I TEMS ..................................... 322.18.1 Package Contents........................................................................................... 322.18.2 Optional Accessory Items............................................................................... 323 CONNECTORS AND JUMPERS ......................................................................... 343.1 PERIPHERAL I NTERFACE CONNECTORS ..................................................................... 353.1.1 IMB-9452 Layout ............................................................................................. 353.1.2 Peripheral Interface Connectors ..................................................................... 363.1.3 Rear Panel Connectors .................................................................................... 373.1.4 On-board Jumpers ........................................................................................... 383.2 I NTERNAL PERIPHERAL CONNECTORS ...................................................................... 383.2.1 Audio CD-in Connector ................................................................................... 383.2.2 CPU 12V Power Connector............................................................................. 393.2.3 Digital Input/Output Connector....................................................................... 403.2.4 Fan Connectors................................................................................................ 413.2.5 FDD Connector ............................................................................................... 423.2.6 Front Panel Audio Connector.......................................................................... 443.2.7 Front Panel Connector .................................................................................... 463.2.8 HD Audio Connector ....................................................................................... 473.2.9 IDE Connector ................................................................................................. 483.2.10 IR Interface Connector .................................................................................. 503.2.11 Inverter (LCD Backlight) Connector ............................................................. 513.2.12 LVDS LCD connector .................................................................................... 533.2.13 Mini PCI Express Slot.................................................................................... 543.2.14 Mini PCI Express LED connector ................................................................. 563.2.15 Parallel Port Connector ................................................................................ 573.2.16 PCI Express x1 Slot........................................................................................ 593.2.17 PCI Express x16 Slot...................................................................................... 603.2.18 Power Connector ........................................................................................... 633.2.19 14-pin Serial Port Connector......................................................................... 643.2.20 10-pin Serial Port Connectors ....................................................................... 66