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TRFOT-3

TOKEN RING SINGLE MODE

FIBER OPTIC TRANSCEIVER

LOBE CABLE CONVERTER

USER’S GUIDE

CABLETRON SYSTEMS, P. O. Box 5005, Rochester, NH 03867-0505

The Complete Networking Solution™

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Содержание TRFOT-3

Страница 1: ...TRFOT 3 TOKEN RING SINGLE MODE FIBER OPTIC TRANSCEIVER LOBE CABLE CONVERTER USER S GUIDE CABLETRON SYSTEMS P O Box 5005 Rochester NH 03867 0505 The Complete Networking Solution ...

Страница 2: ...QUENTIAL DAMAGES WHATSOEVER INCLUDING BUT NOT LIMITED TO LOST PROFITS ARISING OUT OF OR RELATED TO THIS MANUAL OR THE INFORMATION CONTAINED IN IT EVEN IF CABLETRON SYSTEMS HAS BEEN ADVISED OF KNOWN OR SHOULD HAVE KNOWN THE POSSIBILITY OF SUCH DAMAGES Copyright October 1993 by Cabletron Systems Inc P O Box 5005 Rochester NH 03867 0505 All Rights Reserved Printed in the United States of America Orde...

Страница 3: ...perator s manual may cause harmful interference to radio communications Operation of this equipment in a residential area is likely to cause interference in which case the user will be required to correct the interference at his own expense WARNING Changes or modifications made to this device which are not expressly approved by the party responsible for compliance could void the user s authority t...

Страница 4: ...MENTS SPECIFICATIONS 2 1 FIBER OPTIC CABLE SPECIFICATIONS 2 1 2 2 COPPER CABLE SPECIFICATIONS 2 2 2 3 OPERATING SPECIFICATIONS 2 3 CHAPTER 3 INSTALLING THE TRFOT 3 3 1 UNPACKING THE TRFOT 3 3 1 3 2 SETTING THE CONFIGURATION SWITCHES 3 1 3 3 ATTACHING THE TOKEN RING CABLE TO A CONCENTRATOR 3 3 3 4 ATTACHING FIBER OPTIC CABLES 3 3 3 5 CONNECTING POWER 3 5 3 6 MOUNTING THE TRFOT 3 3 6 3 7 USING LANVI...

Страница 5: ...es cabling requirements network guidelines and operating specifications for the TRFOT 3 Chapter 3 Installing the TRFOT 3 contains instructions for mounting the TRFOT 3 and attaching the cables to your network It also describes the front panel LANVIEW LEDs 1 2 TRFOT 3 OVERVIEW The TRFOT 3 Token Ring Single Mode Fiber Optic Transceiver converts single mode fiber lobes to copper and or copper lobes t...

Страница 6: ...her end of a fiber link Ring Speed Compatibility The TRFOT 3 supports both 4 and 16 mb sec ring speeds and senses the ring speed automatically 1 4 RECOMMENDED READING We recommend the following publications for more information on implementing a token ring network Local Area Networks Token Ring Access Method IEEE Standard 802 5 LAN Troubleshooting Handbook Mark Miller 1989 M T Publishing Inc 1 5 G...

Страница 7: ...ble is within an acceptable level of 10 0 dB or less for any given fiber optic cable segment Fiber Optic Budget and Propagation Delay Fiber optic budget is the combination of the optical loss due to the fiber optic cable in line splices and fiber optic connectors Propagation delay is the amount of time it takes data to travel from the sending device to the receiving device When determining the max...

Страница 8: ... allowable length for copper cable is 10 feet Connector Pinouts Table 2 2 provides a cross reference of copper cable connector pinouts Media Filters To connect an Unshielded Twisted Pair UTP segment from a token ring concentrator to the TRFOT 3 you need to install a Type 3 media filter such as the Cabletron Systems TRMF 2 Use the TRMF 2 at the concentrator end of the connection as shown in Figure ...

Страница 9: ... these specifications at any time without notice POWER REQUIREMENTS Input Voltage 9 12 VDC Input Current 700 ma Maximum FIBER OPTIC TRANSMIT RECEIVE SPECIFICATIONS Transmit Power 15 1 dBm Receive Sensitivity 32 dBm Maximum Receive Power 6 99 dBm SAFETY AND ENVIRONMENTAL APPROVALS This device meets FCC Class A UL and VDE requirement for emissions PHYSICAL Dimensions 2 875 H x 5 250 W x 875 D inches...

Страница 10: ...tective plastic bag 3 Visually inspect the TRFOT 3 If there are any signs of damage contact Cabletron Systems Technical Support immediately 3 2 SETTING THE CONFIGURATION SWITCHES Figure 3 1 shows the location of the TRFOT 3 s four configuration switches Cabletron sets the switches for Station applications If you need to change the switches for other applications follow steps 1 3 Figure 3 1 TRFOT 3...

Страница 11: ...r RI RO applications Select OFF for Station Lobe applications Switch C This switch enables disables the phantom drive for RI RO applications with other Cabletron products Select ON to disable the phantom drive Select OFF to enable the phantom drive Switch D This switch selects modes on the TRFOT 3 s fiber optic connector Select ON to attach the TRFOT 3 s fiber optic connector to a Cabletron fiber ...

Страница 12: ...aching a UTP Segment to the TRFOT 3 3 4 ATTACHING FIBER OPTIC CABLES Note The fiber optic cables must be crossed over i e TX on one end to RX on the other end when connected To facilitate hookup label the fiber optic strands 1 and 2 To connect a fiber optic link segment to a TRFOT 3 1 Remove the protective plastic covers from the fiber optic ports on the applicable port on the module and from the ...

Страница 13: ...Check that the FO Link LED is lit If the LED is not lit perform each of the following steps until it is Note Perform the following steps only if the device attached to the TRFOT 3 is a Cabletron device for example the TRFMIM 32 36 38 If you attach a non Cabletron device to the TRFOT 3 the FO Link LED may not light even though a good link may exist a Check that the power is turned on for the device...

Страница 14: ...n external power supply Plug the power supply connector into the Power Input port on the TRFOT 3 then plug the power supply into a standard wall outlet Figure 3 4 Attaching the Power Supply TX RX 802 5 TOKEN RING COPPER TO SINGLE MODE FIBER OPTIC TRANSCEIVER WITH LANVIEW P W R C U F O LNK POWER REQUIRED 9 12V 700mAMAX DATACAPABILITY 4 16Mb sAUTO SENSING U L SA THIS DEVICE COMPLIES WITH PART15 OFTH...

Страница 15: ... cables to the wall using the adhesive backed cable mounts and tie wraps as shown in Figure 3 5 Figure 3 5 Mounting the TRFOT 3 Cable Mounts and Tie Wraps TX RX 802 5 TOKEN RING COPPER TO SINGLE MODE FIBER OPTIC TRANSCEIVER WITH LANVIEW P W R C U F O LNK POWER REQUIRED 9 12V 700mAMAX DATACAPABILITY 4 16Mb sAUTO SENSING U L SA THIS DEVICE COMPLIES WITH PART15 OFTHE FCC RULES OPERATION IS SUBJECTTOT...

Страница 16: ...connecting the TRFOT 3 to the device Verify that it is installed correctly see Section 3 3 4 Reset the TRFOT 3 by cycling power 5 Reboot the PC containing the station adapter card and reload the adapter card software Table 3 2 LANVIEW LEDS LED LED Color Definition PWR Green Off TRFOT 3 is receiving power TRFOT 3 is not receiving power CU Green Flashing Green Red Phantom detected valid copper link ...

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