HP 30242 Installation And Service Manual page 14

General Information
Table 1-1. Specifications
FEATURES
Compatible with IEEE 802.3 Standard for access to 0.4-inch
diameter baseband coaxial cable
Carrier-Sense Multiple Access with Collision Detection (CSMA/CD)
protocol control~ network~ccess using no mastern6de
On-board node self-test that checks the operation of the node
hardware including the AUI and MAU
Every node on the network cable is accessible by any other node
on the network wi th no store and forward
10
megabit~per-second
hardHate data transfer rate
Each SOO-meter cable segment supports up to 100 nodes
Nodes may be attached or removed while network is active
VLSI implementation for reliability and lower cost
Microprocessor off-loads host computer and gathers network
statistics
ELECTRICAL CHARACTERISTICS
Data Rate:
Transmitted in bursts of 10 Mbits/sec
Maximum Coaxial Cable Length:
500 meters for one segment
Maximum Distance from Node to Network Trunk:
48 meters maximum for external AUI cable
Required Distance B~tween Taps on Coaxial Cable Trunk:
Each MAU with its cable tap must be located on the coaxial cable
at a position that is an exact multiple of 2.5 meters from the
. end of the cable. The coaxial cable available from
HP
is marked
every 2.5 meters to show whete MAUs may connect.
Feb 85
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