Contents
TI6NB Pentium II 440BX ATX Motherboard User’s Manual
iii
Contents
Chapter 1 Introduction.................................................... 1
Chapter 2 Specifications .................................................. 2
Chapter 3 Hardware Description ................................... 4
3.1 Processor ................................................................................... 6
3.2 L2 Cache ................................................................................... 6
3.3 Main Memory............................................................................ 6
3.4 BIOS.......................................................................................... 9
3.5 I/O Port Address Map................................................................ 9
3.6 DMA Channels ........................................................................ 10
3.7 Interrupt Request (IRQ) Lines ................................................. 10
3.8 Onboard PCI-IDE.................................................................... 10
3.9 Onboard Multi-I/O .................................................................. 11
3.10 Onboard AGP Slot................................................................. 11
3.11 Hardware Monitoring IC ........................................................ 11
Chapter 4 Configuring the Motherboard .................... 12
4.1 CPU Frequency Select: S1(1-8) .............................................. 14
4.2 Clear CMOS Select: JP4 ......................................................... 15
Chapter 5 Installation .................................................... 16
5.1 I/O Connectors ........................................................................ 18
5.2 J1: PS/2 Keyboard and PS/2 Mouse Connectors ..................... 18
5.3 J8: ATX Power Supply Connector .......................................... 19
5.4 J17: CPU Fan Power Connector.............................................. 19
5.5 USB1: USB Connector............................................................ 19
5.6 J2, J3: Serial Ports ................................................................... 20
5.7 J4: Parallel Port Connector...................................................... 21
5.8 J9: IrDA Connector ................................................................. 21
5.9 J5: Floppy Drive Connector .................................................... 22
5.10 J19, J18: EIDE Connectors ................................................... 23
5.11 J20: Front Bezel Connectors ................................................. 24
5.12 J21: Chassis Fan Power Connector........................................ 26
5.13 JP3: Wake on LAN Connector .............................................. 26
5.14 JP5: SB-Link Connector........................................................ 27
