HP 30240A Installation And Service Manual page 20

Thinlan 3000/v link local area network interface controller (lanlc)
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Specifications
Standard Specifications
Table 1-1. ThinLAN Specifications
Features
Compatible with IEEE 802.3 Standard for access to Type 10BASE2 coaxial cable.
Carrier-Sense Multiple Access with Collision Detection (CSMA/CD) protocol controls network
access using no master node.
On-board node self test that checks the operation of the node hardware including the ThinMAU.
Every node on the network cable is accessible by any other node on the network with ,no store
and forward.
10 Megabit-per-second hardware date transfer rate.
Each I8S-metre cable segment supports up to 30 nodes.
YSLI implementation for reliability and lower cost.
Microprocessor off-loads host computer and gather network statistics.
Electrical Characteristics
Data Rate: Transmitted in bursts of 10 Mbits/sec.
Maximum Coaxial Cable Length:
185 metres for one segment.
Maximum Distance from Node to Network Trunk: One metre maximum for external AUI cable.
Required Distance Between T's on Coaxial Cable Trunk: Each ThinMAU must be located on the
coaxial cable at least 0.5 metre apart.
ThinMAU at AUI Connector
AUI signaling conforms to IEEE 802.3.
CO terminated but unused.
Operating voltage; 8.0Y to I3.S0Y at 400mA maximum.
General Information
1-6

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