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SPECIFICATIONS

Page 4-5

Cable Types

The FDDI Physical Layer Medium Dependent (PMD), Twisted Pair
Physical Layer Medium Dependent (TP-PMD), and Single Mode Fiber
Physical Medium Dependent (SMF-PMD) ANSI standards define
cable requirements as follows:

Multimode Fiber:

Core diameter:

62.5

m nominal

Cladding diameter:

128.0

m maximum

122.0

m minimum

Cable attenuation:

≤

2.5 dB/km typical

Unshielded / Shielded Twisted Pair:

Cable / Connector — Category 5

Single Mode Fiber:

Core diameter:

8.7

m +/- 0.5

Cladding diameter:

127.0

m maximum

Cable attenuation:

≤

0.5 dB/km typical

Multimode Fiber Optic Cable Length

The PMD FDDI standard specifies the following:

Maximum total
cable length:

100 km (62 miles) — dual ring
200 km (124 miles) — wrapped

Maximum multimode
cable length between
adjacent nodes:

2 km (1.2 miles)

Содержание FDCMIM-04

Страница 1: ...FDCMIM 04 08 24 28 34 38 44 48 FDDI CONCENTRATORS INSTALLATION GUIDE CABLETRON SYSTEMS P O Box 5005 Rochester NH 03867 0505 ...

Страница 2: ...ON CONTAINED IN IT EVEN IF CABLETRON SYSTEMS HAS BEEN ADVISED OF KNOWN OR SHOULD HAVE KNOWN THE POSSIBILITY OF SUCH DAMAGES Copyright November 1993 by Cabletron Systems Inc P O Box 5005 Rochester NH 03867 0505 All Rights Reserved Printed in the United States of America Order Number 9030669 02 November 1993 SPECTRUM LANVIEW and Remote LANVIEW are registered trademarks and FDCMIM 04 FDCMIM 08 FDCMIM...

Страница 3: ...anual 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 to operate t...

Страница 4: ...tenance checks or adjustments The output is factory set and does not allow any user adjustment Class 1 Laser transceivers comply with the following safety standards 21 CFR 1040 10 and 1040 11 U S Department of Health and Human Services FDA IEC Publication 825 International Electrotechnical Commission CENELEC EN 60825 European Committee for Electrotechnical Standardization When operating within the...

Страница 5: ...dBm or 55x10 6 watts Removing the optical connector from the transceiver allows laser radiation to emit directly from the optical port The maximum radiance from the optical port under worst case conditions is 0 8 W cm 2 or 8x10 3 W m 2 sr 1 WARNING Do not use optical instruments to view the laser output The use of optical instruments to view laser output increases eye hazard When viewing the outpu...

Страница 6: ...dding MIMs to an MMAC 2 1 2 3 MMAC Configurations 2 3 2 3 1 FDCMIMs Exclusively 2 4 2 3 2 IRM3 and Ethernet MIMs with FDCMIMs 2 5 2 3 3 EMME and RMIMs with FDCMIMs 2 5 2 3 4 TRMM and Token Ring MIMs with FDCMIMs 2 7 2 4 Twisted Pair Pinout Configuration 2 8 2 5 Installing the FDCMIM 2 9 CHAPTER 3 USING LANVIEW 3 1 FDCMIM Status LEDs 3 1 3 2 Port Status LEDs 3 2 CHAPTER 4 SPECIFICATIONS ...

Страница 7: ...8s have eight master ports where X varies depending on the cable transmitter type that accept different connectors Chapter 4 Specifications lists the operating specifications for the different available FDCMIM cable and transmitter types 1 1 USING THIS MANUAL This manual explains how to install FDCMIM concentrator modules The following summarizes the chapter organization Chapter 1 Introduction des...

Страница 8: ... network through an FDMMIM FDMMIM 04 FDMMIM 24 or FDMMIM 30 the Cabletron Systems X3T9 5 compliant Dual Attached Concentrator and Ethernet to FDDI Bridge Media Interface Modules The FDCMIM connects to the FDMMIM through the FDDI portion of the MMAC Flexible Network Bus STP PMD FDDI FDCMIM 44 SN PWR FNB 1 2 3 4 LNK PST LNK PST LNK PST LNK PST SMF PMD FDDI FDCMIM 34 SN LNK PST LNK PST LNK PST LNK PS...

Страница 9: ...ng stand alone FDDI concentrator Since FDCMIMs connect through the MMAC backplane through an isolated FDDI bus you can link several modules and their subsequent stations together without the need for a bridge or repeater STP PMD FDDI FDCMIM 48 SN PWR FNB 5 6 7 8 LNK PST LNK PST LNK PST LNK PST 1 2 3 4 LNK PST LNK PST LNK PST LNK PST SMF PMD FDDI FDCMIM 38 SN PWR FNB LNK PST LNK PST LNK PST LNK PST...

Страница 10: ...efore calling please have the following information ready The product type e g FDCMIM 24 or FDCMIM 38 The product serial number Note Locate the serial number on the FDCMIM front panel You can contact Cabletron Systems Technical Support by any of the following methods By phone Monday through Friday between 8 A M and 8 P M EST at 603 332 9400 By CompuServe GO CTRON from any prompt By Internet mail s...

Страница 11: ... slot numbers increment from bottom to top MMAC 5FNB MMAC 8FNB and MMAC M8FNB slot numbers increment from right to left Slot 1 the farthest slot to the right or to the bottom in every MMAC is a narrow slot reserved for half width management modules like the TRMM IRM3 or EMME Do not place full width modules in the first slot of an MMAC When not using a half width management module leave slot 1 empt...

Страница 12: ...ut of a single power supply This means that the hub does not have redundant power the ability of one power supply to assume the entire load if one supply fails Figure 2 2 FDCMIMs in an MMAC 5FNB Figure 2 3 represents an MMAC M8FNB equipped with a full complement of power supplies and three FDCMIMs The MMAC power supplies can produce up to 80 amps of power providing more than double the power neces...

Страница 13: ...ame MMAC hub comprise a stand alone FDDI single ring concentrator This section describes four FDCMIM stand alone configurations FDCMIMs exclusively using shunting and non shunting MMAC hubs IRM3 Ethernet management module Ethernet MIMs and FDCMIMs EMME Ethernet management module at least one Ethernet RMIM and FDCMIMs TRMM Token Ring management module Token Ring MIMs and FDCMIMs The examples in thi...

Страница 14: ...unting MMAC you have two stand alone networks i e FDCMIMs in slots 2 3 and 4 would constitute one network and FDCMIMs in slots 6 and 7 would constitute the other Slot 5 the empty slot breaks the continuity of the non shunting MMAC FDDI bus separates it into two distinct buses and two separate networks However with the same configuration in a shunting MMAC M8FNB you would have one stand alone netwo...

Страница 15: ...s have no affect on each other 2 3 3 EMME and RMIMs with FDCMIMs The EMME a narrow i e slot 1 Ethernet management module works with the repeater interface controller family of MIMs RMIM TPRMIM CXRMIM and FORMIM The RMIMs can take full advantage of the MMAC s Flexible Network Bus FNB making them unique You can configure RMIMs to use either the B or C bus of the FNB This means that an RMIM can put E...

Страница 16: ... 04 SN LNK PST LNK PST LNK PST LNK PST 1 2 3 4 PWR FNB FAIL POWER OK SN MMAC 5PSM OFF ON IRM3 SN ETHERNET RESET PWR MGMT CLN C O N S O L E R X T X M O D E M ON OFF BOK RCV POK 10BASE T ETHERNET 1 X 2 X 3 X 4 X 5 X 6 X 7 X 8 X 9 X 10 X 11 X 12 X TPMIM 22 SN 10BASE T ETHERNET 1 X 2 X 3 X 4 X 5 X 6 X 7 X 8 X 9 X 10 X 11 X 12 X TPMIM 22 SN 1 2 3 4 5 6 7 8 9 10 11 12 1 2 3 4 5 6 7 8 9 10 11 12 RCV LNK ...

Страница 17: ...thernet MIM it activates the relays that terminate the Ethernet section of the B and C buses This isolates the FDCMIMs from the rest of the MIMs in the hub This example uses the TPRMIM but the same is true if you use any of the other RMIMs as well For a more thorough description of the RMIMs and how they use the MMAC buses see your RMIM documentation 2 3 4 TRMM and Token Ring MIMs with FDCMIMs Tok...

Страница 18: ...cur between the two devices i e within the cable Figure 2 6 RJ 45 TP PMD Port Pinouts FAIL POWER OK SN MMAC 5PSM OFF ON FDDI FDCMIM 04 SN LNK PST LNK PST LNK PST LNK PST 1 2 3 4 PWR FNB FDDI FDCMIM 04 SN LNK PST LNK PST LNK PST LNK PST 1 2 3 4 PWR FNB FAIL POWER OK SN MMAC 5PSM OFF ON IRM3 SN ETHERNET RESET PWR MGMT CLN C O N S O L E R X T X M O D E M ON OFF BOK RCV POK 10BASE T ETHERNET 1 X 2 X 3...

Страница 19: ...mber that MMACs with multiple power supplies have an On Off switch for each supply 2 Remove the FDCMIM from its protective cover Always leave the FDCMIM inside the protective cover when it is not installed in an MMAC If you need to set the MIM down for a moment during installation set it on a clean non conductive surface 3 Holding the FDCMIM by the front panel or by the edges of the circuit board ...

Страница 20: ...pt your network 7 Return power to the MMAC Your FDCMIM installation is now complete and you can make connections to your network Figure 2 7 Installing the FDCMIM into an MMAC FAIL POWER OK SN MMAC 5PSM OFF ON FAIL POWER OK SN MMAC 5PSM OFF ON IRM3 SN ETHERNET RESET PWR MGMT CLN C O N S O L E R X T X M O D E M ON OFF BOK RCV POK FOMIM 22 SN TX RX TX RX TX RX TX RX TX RX TX RX ETHERNET FDDI FDCMIM 0...

Страница 21: ... the MMAC If the MMAC power is ON but the FDCMIM PWR LED is OFF remove the FDCMIM from the MMAC and check for bent or broken pins on the FNB backplane connectors If you find any damaged connectors do not re install the FDCMIM Contact Cabletron Systems Technical Support FNB Flexible Network Bus Status This multi state LED can indicate the following Green The FDCMIM connects to one or more FDDI MIMs...

Страница 22: ... an FDMMIM in conjunction with the FDCMIM to have management available If you do not have an FDMMIM in the hub and the PST LED is amber the attached station has initiated a trace With no management available the FDCMIM disables the port To re enable the port remove the cable from the port and cycle the power to the FDCMIM Red or Flashing Red The port has failed On an FDCMIM X4 i e any FDCMIM havin...

Страница 23: ...exists between the FDCMIM and the node at the other end of the port cable segment To ensure you maintain the link the port generates an idle signal when not transmitting data When OFF this LED indicates that either nothing is connected to the FDCMIM port or the port is not receiving any signal ...

Страница 24: ...es have the following characteristics Multimode Transmitter Optical wavelength 1330 nm typical Optical output 20 0 dBm minimum 14 0 dBm maximum Optical rise time 3 5 nsec maximum Optical fall time 3 5 nsec maximum Spectral width 110 nm maximum Supply current 150 mAmps maximum Multimode Receiver Optical wavelength 1330 nm typical Optical input 31 0 dBm minimum 14 0 dBm maximum Optical rise time 5 n...

Страница 25: ...ical 350 µsec maximum Hysteresis 1 5 dB Unshielded Twisted Pair Transmitter Amplitude 1 080 Vpk maximum 0 920 Vpk minimum Rise time 2 nsec minimum 4 nsec maximum Fall time 2 nsec minimum 4 nsec maximum Rise Fall variation 0 5 nsec maximum Overshoot 5 maximum Droop 14 symbols 3 maximum Unshielded Twisted Pair Receiver Signal Detect Assert Time 10 µsec typical 100 µsec maximum Deassert time 10 µsec ...

Страница 26: ...vershoot 5 maximum Droop 14 symbols 3 maximum Shielded Twisted Pair Receiver Signal Detect Assert Time 10 µsec typical 100 µsec maximum Deassert time 10 µsec typical 350 µsec maximum Single Mode Transmitter Optical wavelength 1300 nm typical Optical output 20 0 dBm minimum 14 0 dBm maximum Optical rise time 3 5 nsec maximum Optical fall time 3 5 nsec maximum Spectral width 140 nm maximum Supply cu...

Страница 27: ...al rise time 5 nsec maximum Optical fall time 5 nsec maximum Supply current 115 mAmps maximum Single Mode Receiver Signal Detect Assert power 33 0 dBm typical 31 0 dBm maximum Assert time 10 µsec typical 100 µsec maximum Deassert power 36 0 dBm typical 45 0 dBm minimum Deassert time 10 µsec typical 350 µsec maximum Hysteresis 1 5 dB ...

Страница 28: ...adding diameter 128 0 µm maximum 122 0 µm minimum Cable attenuation 2 5 dB km typical Unshielded Shielded Twisted Pair Cable Connector Category 5 Single Mode Fiber Core diameter 8 7 µm 0 5 µm Cladding diameter 127 0 µm maximum Cable attenuation 0 5 dB km typical Multimode Fiber Optic Cable Length The PMD FDDI standard specifies the following Maximum total cable length 100 km 62 miles dual ring 200...

Страница 29: ...s 40 km 24 miles maximum 25 km 15 miles typical Power Requirements The high bandwidth of FDDI means that FDDI MIMs consume more power than Ethernet or Token Ring MIMs Power requirements vary from one FDCMIM 04 or FDCMIM 08 to another depending on the motherboard you have To determine your FDCMIM 04 or FDCMIM 08 power requirements Locate the serial number on the front panel of the FDCMIM Match the ...

Страница 30: ...onsider the maximum potential heat output of the MMAC power supplies rather than the heat output of the individual MIMs within the hub This approach ensures a more reliable heat output total to use in long range facilities planning Environment Storage temperature 40 C minimum 85 C maximum Operating temperature 5 C minimum 40 C maximum Operating humidity 5 to 95 non condensing Safety This unit meet...

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