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and unshielded twisted pair (UTP) media connections. Ring speeds of
4Mbps or 16Mbps can also be selected.
A built-in RS-232 console port (DCE) is also provided on the main
processor boards (pinout information is provided in Appendix A). A
terminal or workstation running a terminal emulation program can be
connected to the console port for installing, configuring, and
monitoring your server.
TOKEN RING
CONSOLE
SLOT 2
Console Connector
(DCE)
Media Type
ETHERNET
Switch
CONSOLE
BNC/AUI/TPE
SLOT 2
Console Connector
(DCE)
Figure 1-3 Main Processor Boards
The I/O card slots shown in Figure 1-2 are shipped from the factory
with cover plates which must be removed before installing I/O cards.
For instructions on installing I/O cards, refer to Appendix C, "Installing
I/O Cards."
The chassis assembly contains a bus that rests vertically against the
backplane of the card cage. DIN connectors secured on the backplane
mate with DIN connectors secured to the main processor and I/O cards.
Power Supply. The power supply module consists of the power
supply itself which adjusts (autoranges) the supply voltage to the
AccessBuilder chassis automatically. No operator intervention is
required for switching between 90 and 240-VAC operation.
Ring Speed
AUI
Connector
ETHERNET
BNC
TPE
AUI
10BaseT
BNC
Connector
Connector
System Description
STP
UTP
Port
Port
TOKEN RING
STP
UTP
4M/16M
SLOT 1
Switch
SLOT 1
1-5
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