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7-16 9020 Peripherals
HP 2885A LAN 9000 Local Area Network
Features
• HP-IB interface to host CPU.
• Coax cable with baseband signaling.
• 10 Mbps data signaling rate.
• Minimum separation between nodes is 2.5 metres.
• Nodes can be up to 40 metres from the coax cable.
• Masterless protocol, Carrier-Sense Multiple Access with Collision Detection (CSMA/CD).
• Up to 500-metre segment coax length and up to 100 nodes per segment.
• Supports broadcast and multicast addressing.
• User-executable diagnostics which can be run Simultaneously with other network services.
Configuration
Before you install the HP-IB card, ensure that the resistor pack is installed in socket U74 (normal
speed) and that the switches are set in these positions:
Set the bus address of the LAN unit to
a
by setting the switches on the back of the unit to these
positions:
27110A
HP-IB
Interface
(Included
With Std.
2285A)
Maximum of
100 Nodes
1150-1627
50 Ohm Terminator
:
Ethernet 1.0 Coax
I
r
2.5m Min.
--1
SOOm Max.
HP 2885A LAN 9000 Local Area Network Cabling
09020-90035.
rev.
7185
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Troubleshooting
