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User’s Manual 3
Contents
Contents
1.0 Introduction ...............................................................................................................................7
1.1 Features................................................................................................................................9
1.2 Electrical Specifications ......................................................................................................10
1.2.1 SATA Drive Enclosures .........................................................................................10
1.3 Environmental Specifications..............................................................................................10
1.4 Physical Characteristics......................................................................................................11
1.5 Physical Configuration ........................................................................................................12
1.6 Reference Information ........................................................................................................13
2.0 PCI-X Interface........................................................................................................................14
2.1 PAL Arbitration Circuit ........................................................................................................15
3.0 Intel
®
80321 I/O Processor.................................................................................................16
3.1 Interrupts.............................................................................................................................18
3.2 General-Purpose I/O Unit ...................................................................................................19
3.3 I
2
C Bus Units ......................................................................................................................19
3.4 SDRAM EEPROM ..............................................................................................................20
3.5 Temperature Sensors .........................................................................................................20
3.6 Reset Supervisor ................................................................................................................20
3.7 DDR SDRAM ......................................................................................................................21
3.7.1 Upgrading SDRAM ................................................................................................21
3.7.2 Installation and Removal of Memory Modules.......................................................21
4.0 Gigabit Ethernet Interface..................................................................................................22
4.1 Intel
®
82546EB Dual-Port Gigabit Ethernet Controller .......................................................22
5.0 SATA Interface........................................................................................................................23
5.1 SATA JTAG Interface .........................................................................................................24
5.2 Intel
®
31244 PCI-X to Serial ATA Controller.......................................................................24
5.3 Activity LEDs.......................................................................................................................25
6.0 Peripheral Bus Interface Unit ...........................................................................................26
6.1 Flash ROM..........................................................................................................................26
6.2 CompactFlash* ...................................................................................................................26
6.3 Console Serial Port.............................................................................................................27
6.4 Rotary Switch......................................................................................................................27
6.5 JTAG Emulator Support......................................................................................................28
6.6 Hex Display.........................................................................................................................28
6.7 LEDs ...................................................................................................................................28
7.0 ATX Power Connector .........................................................................................................29
8.0 Jumpers.....................................................................................................................................30