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System I/O Addresses

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System I/O Addresses The following table shows the location in I/O space of all directly I/O-accessible registers. Table 51. System I/O Addresses Address(es) Resource 0000h - 000Fh DMA Controller 1 0010h - 001Fh 0020h - 0021h 0022h - 0023h DMA Controller 1 Interrupt Controller 1 0024h - 0025h Interrupt Controller 1 0026h - 0027h 0028h - 0029h 002Ah - 002Bh 002Ch - 002Dh Interrupt Controller 1 Interrupt Controller 1 002Eh - 002Fh Super I/O Index and Data Ports 0030h - 0031h Interrupt Controller 1 0032h - 0033h 0034h - 0035h 0036h - 0037h Interrupt Controller 1 0038h - 0039h Interrupt Controller 1 003Ah - 003Bh 003Ch - 003Dh 003Eh - 003Fh 0040h - 0043h Interrupt Controller 1 Programmable Timers 0044h - 004Fh 0050h - 0053h Programmable Timers 0054h - 005Fh 0060h, 0064h 0061h Keyboard Controller NMI Status & Control Register 0063h 0065h NMI Status & Control Register NMI Status & Control Register 0067h 0070h 0072h NMI Status & Control Register NMI Mask (bit 7) & RTC Address (bits 6::0) NMI Mask (bit 7) & RTC Address (bits 6::0) 0074h NMI Mask (bit 7) & RTC Address (bits 6::0) 0076h NMI Mask (bit 7) & RTC Address (bits 6::0) 0071h 0073h RTC Data RTC Data 0075h RTC Data Device PIIX4E PIIX4E PIIX4E PIIX4E PIIX4E PIIX4E PIIX4E PIIX4E PIIX4E PIIX4E PIIX4E PIIX4E PIIX4E PIIX4E PIIX4E PIIX4E PIIX4E PIIX4E PIIX4E PIIX4E PIIX4E PIIX4E PIIX4E Notes Aliased from 0000h - 000Fh Aliased from 0020h - 0021h Aliased from 0020h - 0021h Aliased from 0020h - 0021h Aliased from 0020h - 0021h Aliased from 0020h - 0021h Aliased from 0020h - 0021h Aliased from 0020h - 0021h Aliased from 0040h - 0043h Keyboard chip select from 87307 Aliased Aliased Aliased Aliased from 0070h Aliased from 0070h Aliased from 0070h Aliased from 0071h Aliased from 0071h continued 154

Section	Page
SC450NX MP Server System Product Guide	1
Disclaimer	2
Contents	3
Part I: User’s Guide	9
1 Chassis Description	11
Chassis Feature Summary	12
Chassis Front Controls and Indicators	13
Chassis Back Controls and Features	14
Chassis Side View	15
Peripherals	16
3.5-inch Diskette Drive	16
3.5-inch Hard Drive Bays	16
5.25-inch Removable Media Device Bays	16
Power Supplies	17
System Cooling	17
Chassis Security	17
2 Baseboard Description	19
Baseboard Features	19
Baseboard Connector and Component Locations	20
Processor	21
Memory	22
Peripherals	24
Super I/O Chip	24
Add-in Board Slots	24
Video	25
SCSI Controller	25
IDE Controller	26
Keyboard and Mouse	26
Server Management	27
Baseboard Management Controller (BMC)	27
System Security	28
Mechanical Locks and Monitoring	28
Software Locks via the SSU or BIOS Setup	28
3 Configuration Software and Utilities	31
Hot Keys	31
Power-on Self Test (POST)	32
Using BIOS Setup	33
Record Your Setup Settings	33
If You Cannot Access Setup	33
Starting Setup	33
Setup Menus	34
Main Menu	35
Advanced Menu	37
Security Menu	41
Server Menu	42
Boot Menu	43
Exit Menu	45
Using the System Setup Utility (SSU)	46
When to Run the SSU	46
What You Need to Do	47
Running the SSU	47
Customizing the SSU	49
Launching a Task	49
Resource Configuration Add-in (RCA) Window	50
Multiboot Options Add-in	51
Security Add-in	52
System Event Log (SEL) Viewer Add-in	52
Sensor Data Record (SDR) Manager Add-In	54
Field Replaceable Unit (FRU) Manager Add-In	55
Exiting the SSU	57
Emergency Management Port (EMP) Console	57
How the EMP Console Works	58
EMP Console Requirements	60
Setting Up the Server for the EMP	60
Main EMP Console Window	61
Server Control Operations	63
Phonebook	65
Management Plug-ins	66
FRU and SDR Load Utility	69
When to Run the FRUSDR Load Utility	69
What You Need to Do	69
How You Use the FRUSDR Load Utility	69
Cleaning Up and Exiting	73
Upgrading the BIOS	74
Preparing for the Upgrade	74
Upgrading the BIOS	75
Recovering the BIOS	76
Changing the BIOS Language	76
Using the Firmware Update Utility	76
Running the Firmware Update Utility	77
Installing Video Drivers	77
Using the Symbios SCSI Utility	77
Running the SCSI Utility	77
4 Exchanging SCSI Hard Drives and Power Supplies	79
SCSI Hard Disk Drives	79
Mounting a SCSI Hard Disk Drive in a Plastic Carrier	79
Hot-swapping a SCSI Hard Disk Drive	80
Installing Heatsinks on High-Power Drives	82
Power Supply	83
Removing a Power Supply	83
Installing a Power Supply	84
Part II: Service Technician’s Guide	85
5 Working Inside the System	87
Tools and Supplies Needed	87
Safety: Before You Remove the Access Cover	87
Warnings and Cautions	88
Access Cover	89
Removing the Access Cover	89
Installing the Access cover	90
Subchassis and Electronics Bay	90
Opening the Subchassis and Electronics Bay	90
Add-in Boards	92
Installing an Add-in Board	92
Removing an Add-in Board	93
Front Panel Board	94
Removing the Front Panel Board	94
Installing the Front Panel Board	94
Diskette Drive	95
Removing the Diskette Drive	95
Installing the Diskette Drive	96
Peripheral Drives	97
Drive Cabling Considerations	97
Installing a 5.25-inch Peripheral in the Front Bay	98
Removing a 5.25-inch Peripheral from the Front Bay	101
Fans	102
Removing the System Fan Assembly	102
Installing the System Fan Assembly	103
Removing an Individual System Fan	103
Installing an Individual System Fan	105
Installing Fans for High-Power Drives	106
6 Upgrading Baseboard Components	109
Tools and Supplies Needed	109
Warnings and Cautions	109
Baseboard	110
Removing the Baseboard	110
Installing the Baseboard	111
Memory	112
Removing the Memory Module	112
Installing the Memory Module	113
Removing DIMMs	113
Installing DIMMs	114
Processors	116
Removing a Processor	116
Installing a Processor	118
Installing Processor Tabs	119
Replacing the Backup Battery	120
7 Solving Problems	123
Resetting the System	123
Initial System Startup	123
Checklist	123
Running New Application Software	124
Checklist	124
After the System Has Been Running Correctly	124
Checklist	124
More Problem-solving Procedures	125
Preparing the System for Diagnostic Testing	125
Using PCDiagnostics	125
Monitoring POST	126
Verifying Proper Operation of Key System Lights	126
Confirming Loading of the Operating System	126
Specific Problems and Corrective Actions	126
Power Light Does Not Light	127
No Beep Codes	127
No Characters Appear on Screen	127
Characters Are Distorted or Incorrect	128
System Cooling Fans Do Not Rotate Properly	128
Diskette Drive Activity Light Does Not Light	128
Hard Disk Drive Activity Light Does Not Light	129
CD-ROM Drive Activity Light Does Not Light	129
Network Problems	129
PCI Installation Tips	129
Problems with Application Software	130
Bootable CD-ROM Is Not Detected	130
Error and Informational Messages	130
POST Codes and Countdown Codes	130
POST Error Codes and Messages	134
8 Technical Reference	137
Connectors	138
Main Power Connector	139
Auxiliary Power	139
Diskette Drive	140
Front Panel Connector	141
SMM Connector	142
IPMB	143
VGA Video Port	143
Keyboard	144
Parallel Port	144
Serial Ports A and B	145
Universal Serial Bus	145
Narrow SCSI	146
Wide SCSI	147
IDE	148
Hard Drive LED	148
ISA	149
PCI	150
Baseboard Jumpers	151
General Procedure to Change Jumper Setting	152
CMOS Clear Jumper	152
Password Clear Jumper	153
Recovery Boot Jumper	153
System I/O Addresses	154
Memory Map	156
Interrupts	157
Video Modes	158
A Equipment Log and Configuration Worksheets	163
Equipment Log	163
Configuration Worksheets	165
Current	165
SSU Worksheets	166
B Regulatory Specifications	177
Regulatory and Environmental Specifications	177
Environmental Specifications	177
Declaration of the Manufacturer or Importer	177
Safety Compliance	177
Electromagnetic Compatibility (EMC)	178
C Warnings	181
WARNING: English (US)	182
AVERTISSEMENT: Français	184
WARNUNG: Deutsch	186
AVVERTENZA: Italiano	188
ADVERTENCIAS: Español	190

Match case Limit results 1 per page

154

System I/O Addresses

The following table shows the location in I/O space of all directly I/O-accessible registers.

Table 51.

System I/O Addresses

Address(es)

Resource

Device

Notes

0000h - 000Fh

DMA Controller 1

PIIX4E

0010h - 001Fh

DMA Controller 1

PIIX4E

Aliased from 0000h - 000Fh

0020h - 0021h

Interrupt Controller 1

PIIX4E

0022h - 0023h

0024h - 0025h

Interrupt Controller 1

PIIX4E

Aliased from 0020h - 0021h

0026h - 0027h

0028h - 0029h

Interrupt Controller 1

PIIX4E

Aliased from 0020h - 0021h

002Ah - 002Bh

002Ch - 002Dh

Interrupt Controller 1

PIIX4E

Aliased from 0020h - 0021h

002Eh - 002Fh

Super I/O Index and Data Ports

0030h - 0031h

Interrupt Controller 1

PIIX4E

Aliased from 0020h - 0021h

0032h - 0033h

0034h - 0035h

Interrupt Controller 1

PIIX4E

Aliased from 0020h - 0021h

0036h - 0037h

0038h - 0039h

Interrupt Controller 1

PIIX4E

Aliased from 0020h - 0021h

003Ah - 003Bh

003Ch - 003Dh

Interrupt Controller 1

PIIX4E

Aliased from 0020h - 0021h

003Eh - 003Fh

0040h - 0043h

Programmable Timers

PIIX4E

0044h - 004Fh

0050h - 0053h

Programmable Timers

PIIX4E

Aliased from 0040h - 0043h

0054h - 005Fh

0060h, 0064h

Keyboard Controller

Keyboard chip select from 87307

0061h

NMI Status & Control Register

PIIX4E

0063h

NMI Status & Control Register

PIIX4E

Aliased

0065h

NMI Status & Control Register

PIIX4E

Aliased

0067h

NMI Status & Control Register

PIIX4E

Aliased

0070h

NMI Mask (bit 7) & RTC Address

(bits 6::0)

PIIX4E

0072h

NMI Mask (bit 7) & RTC Address

(bits 6::0)

PIIX4E

Aliased from 0070h

0074h

NMI Mask (bit 7) & RTC Address

(bits 6::0)

PIIX4E

Aliased from 0070h

0076h

NMI Mask (bit 7) & RTC Address

(bits 6::0)

PIIX4E

Aliased from 0070h

0071h

RTC Data

PIIX4E

0073h

RTC Data

PIIX4E

Aliased from 0071h

0075h

RTC Data

PIIX4E

Aliased from 0071h

continued