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RS DS80 Instruction Leaflet

Dual speed 8 port hub
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Issued
03/1999
Instruction Leaflet
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DS80 connects combinations of
10Mbps and 100Mbps network
devices
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DS80 adds a new 100Mbps
domain
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10Mbps
network
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DS80
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Two cascaded DS80 hubs
A. 100m Cat. 5 cables to user devices
B. 100m Cat. 5 cables to user devices
C. Cat. 5 cable for cascading
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D
10
A. Server
B. Users
C. Print Server
D. Router
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A. Server
B. Users
C. Print Server
D. Router
E. 10Mb Hub
DS80
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RS DS80 Dual Speed Hub
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Multiple cascaded 100Mb Magnum DS80 hubs
All user devices connected via Cat. 5 twisted pair cable of up
to 75m length
A. 2 metre Cat. 5 cable for cascading
E
Table of Contents
1.0 Introduction ______________________________________2
1.1 Inspecting the Package and Product ________________________2
1.2 Product Description ______________________________________2
1.2.1 DS80 chassis __________________________________________2
1.2.2 10/100 Speed Auto-sensing________________________________2
1.4 Up-link Port for Cascading ________________________________2
1.5 Features and Benefits ____________________________________2
1.6 Applications ____________________________________________3
2.0 Installation ________________________________________3
2.1 Locating DS80 Dual-Speed Hubs __________________________3
2.1.1 Table top or Shelf Mounting ________________________________3
2.1.2 Wall (or Vertical Surface) Mounting __________________________3
2.2 Connecting Ethernet Media ________________________________3
2.3 Powering the DS80 ______________________________________4
2.4 Cooling the DS80 ________________________________________4
3.0 Operation______________________________________________4
3.1 Dual-Speed Functionality __________________________________4
3.2 Auto-negotiation and speed-sensing ________________________5
3.3 LEDs__________________________________________________5
3.4 Up-link Port ____________________________________________5
4.0 Troubleshooting __________________________________5
4.1 Before Calling for Assistance ______________________________5
5.0 Technical Specifications ____________________________5
DS80
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V10830
DS80
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RS Stock No.
331-6803

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Summary of Contents for RS DS80

  • Page 1 C. Print Server 10Mbps and 100Mbps network D. Router devices Multiple cascaded 100Mb Magnum DS80 hubs All user devices connected via Cat. 5 twisted pair cable of up to 75m length A. 2 metre Cat. 5 cable for cascading RS Stock No.
  • Page 2 Like all DS80 ports, this is a dual-speed port which will sense The DS80 includes an internal bridge or switch I.C. (Integrated Circuit) the speed of the connected device. The up-link operates the same, which interconnects the 10Mbps and the 100Mpbs traffic domains.
  • Page 3 Example 2: Where there are existing 10Mbps hubs and users, they though the connector is shielded, either unshielded or shielded can easily be cascaded into any port of the DS80. This allows simple cables and wiring may be used. plug-and-play addition of 100Mbps ports to an existing 10Mbps network 2.
  • Page 4 ON if no traffic or blinking when there is traffic. Where 111 is the BT delay for 100m of Category 5 cable (1.112 BT/m), 80 is the BT delay for each DS80, 100 is the BT delay for the TX DTE 2.3 Powering the DS80 pair, and a safety margin of 4 was used.
  • Page 5 Verify whether or not the problem is corrected. 10BASE-T and 100BASE-TX modes. Operation is according to the If not go to Step 5 below. If the problem is corrected, the DS80 and IEEE 802.3u standard. its associated cables are functioning properly.
  • Page 6 UL Listed (UL 1950), cUL, CE Emissions: ______________________meets FCC Part 15, Class A RS Components shall not be liable for any liability or loss of any nature (howsoever caused and whether or not due to RS Components’ negligence) which may result...
  • Page 7 V10830...
  • Page 8 V10830...

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