
vi
Adding Option Boards ..................................................................................................... 40
Primary PCI Slots .............................................................................................. 41
PCI Option Boards............................................................................................. 41
ISA Option Boards............................................................................................. 42
Using the System Configuration Utility............................................................................ 43
ISA Boards with a Configuration File................................................................ 43
ISA Boards without a Configuration File........................................................... 44
5 System Board............................................................................................................... 47
Components and Chipsets................................................................................................ 48
Lithium Battery (CMOS/Clock Battery)............................................................ 49
Graphics Chipset................................................................................................ 49
SCSI Controller.................................................................................................. 50
I/O Controller..................................................................................................... 50
Processor Components....................................................................................... 51
Memory Components......................................................................................... 52
BIOS Components ............................................................................................. 53
Sound Controller................................................................................................ 54
Cable Connectors ............................................................................................................. 55
Floppy Pinout..................................................................................................... 56
Audio Pinout...................................................................................................... 56
ISA Bus J32 Pinout............................................................................................ 56
ISA Bus J33 Pinout............................................................................................ 57
Address Configuration ..................................................................................................... 57
DMA Channels .................................................................................................. 57
Input/Output Addresses...................................................................................... 57
Memory Address Map ....................................................................................... 58
PCI to ISA Bus Interrupt Mapping .................................................................... 58
PCI Bus Configuration Space ............................................................................ 59
ISA Bus IRQ Assignments................................................................................. 59
External Ports................................................................................................................... 60
MIDI Pinout....................................................................................................... 60
Ethernet Pinout................................................................................................... 60
Serial (COM) Pinout.......................................................................................... 61
Mouse and Keyboard Pinout.............................................................................. 61
Video Pinout ...................................................................................................... 61
SCSI Pinout........................................................................................................ 62
Parallel Pinout.................................................................................................... 62
6 Riser Cards.................................................................................................................. 63
Desktop Riser Card (MSMT345)..................................................................................... 63
Expansion Slots.................................................................................................. 63
Graphics Card Slot Assignments........................................................................ 63
Deskside Riser Card (MSMT280, MSMT463) ................................................................ 64
Expansion Slots.................................................................................................. 64
SCSI Controller and Connector ......................................................................... 64
Graphics Card Slot Assignments........................................................................ 65
7 Power Supplies, Power Distribution Board, and Fans............................................. 67
Deskside Power Supply (MPWS131) .............................................................................. 67
DC Output Specifications .................................................................................. 67
Cable Connectors............................................................................................... 68
P1 Pinout............................................................................................................ 68
P2 - P8 Pinout .................................................................................................... 68
P9 Pinout............................................................................................................ 69