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Chapter 3: Technical Data
Service Manual
33
Peripheral Connections
Overview
The EPC-3221 and optional C1XTN02 provide controllers to support a variety of peripheral
input/output functions. These functions are supported either directly by the EPC-3221, or via a
passive backplane with the companion C1XTN02 Rear Transition I/O Module.
Controller
Functionality
SCB
XIO
Adaptec PCI-to-Ultra SCSI Controller with
active SCSI terminators
40 MB/sec data transfer rate in 16-bit mode
or 20 MB/sec rate in 8-bit mode
N
Y
N
Y
Fast/Wide Ultra SCSI connector (internal and
external)
N
Y
Fast/Narrow SCSI-2 connector (internal)
N
Y
Asiliant/CHIPS 69000 HiQVideo™
Accelerator
SVGA display
Y
Y
Intel 82559 Fast Ethernet PCI Controller
10/100BaseT Ethernet (RJ-45 connector)
Y
Y
10/100BaseT Ethernet activity LEDs
Y
N
Intel 21150 PCI-to-PCI Bridge
PCI bridge expansion
Y
N
Hitachi H8/3437 system monitoring
microcontroller
I
2
C bus interface
N
Y
Intel 82371EB PCI-TO-ISA/IDE Xcelerator
(PIIX4)
Primary and Secondary EIDE buses
N
Y
Primary USB (USB0)
Y
N
Secondary USB (USB1)
N
Y
Speaker
Y
Y
SMSC FDC37B78X Ultra I/O
™
Controller
Serial ports 1 and 2
Y
Y
Parallel port
Y
Y
PS/2 mouse
Y
Y
PS/2 keyboard
Y
Y
Floppy disk drive
N
Y
Standard components
IDE/SCSI activity LED
Y
N
System power LED
Y
N
System reset button
Y
Y
Socket for PCI bridge card with Intel 21150
Y
N
Optional components
SCSI SE
N
Y
VGA Video Connector (15-pin)
Y
Y
Ethernet 10/100 Mb/Sec Connector (RJ-45)
Y
Y
SCB — Connector on the EPC-3221 System Controller Board
XIO — Connector / header on C1XTN02 Rear Transition I/O Module
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