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Contents

317808-D

10/100BASE-T ports . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31

Console serial port . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31

Chapter 3
Understanding the LEDs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33

Displaying status information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33

Power and Status LEDs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34

Fast Ethernet port Link/Act LEDs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35

1000BASE-LX Link/Act LEDs for the 1800-24T-LX-DC . . . . . . . . . . . . . . . . . . . . . . . . 36

SFP GBIC Link/Act LEDs for the 1800-24 and 1800-24T-DCT . . . . . . . . . . . . . . . . . . 37

LED indications of problems . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38

Chapter 4
Installing SFP GBIC and CWDM SFP GBIC modules . . . . . . . . . . . . . . . . . 39

Supported SFP GBIC and CWDM SFP GBIC modules . . . . . . . . . . . . . . . . . . . . . . . . 39

SFP GBIC models . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40

CWDM SFP GBIC modules . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40

Inserting and removing SFP GBIC and CWDM SFP GBIC modules . . . . . . . . . . . . . . 42

Inserting and removing an SFP GBIC fiber optic cable . . . . . . . . . . . . . . . . . . . . . . . . 42

Appendix A
Technical specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45

Physical specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46

Environmental specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46

AC power supply specifications (1800-24T only) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47

DC power supply specifications (1800-24T-LX-DC and 1800-24T-DC only) . . . . . . . . 48

Electromagnetic emissions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49

Safety agency approvals . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49

General specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50

Standards supported . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50

RFCs supported . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50

Data rate and encoding . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51

Performance specifications (64-byte packets) . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51

Reliability . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51

1800-24T (AC power supply) interface options . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52

Содержание 1800

Страница 1: ...Part No 317808 D September 2005 600 Technology Park Drive Billerica MA 01821 4130 317808 D Installing the Metro Ethernet Services Unit 1800 ...

Страница 2: ... and safety and were found to have met the requirements for the following international standards EMC Electromagnetic Emissions CISPR 22 Class A EMC Electromagnetic Immunity CISPR 24 Electrical Safety IEC 60950 with CB member national deviations Further the equipment has been certified as compliant with the national standards as detailed below National electromagnetic compliance EMC statements of ...

Страница 3: ...ein Gerät der Funkstörgrenzwertklasse A In Wohnbereichen können bei Betrieb dieses Gerätes Rundfunkstörungen auftreten in welchen Fällen der Benutzer für entsprechende Gegenmaßnahmen verantwortlich ist Attention Ceci est un produit de Classe A Dans un environnement domestique ce produit risque de créer des interférences radioélectriques il appartiendra alors à l utilisateur de prendre les mesures ...

Страница 4: ...nents installed within the chassis are in compliance with the requirements of EN 60 950 in accordance with the Low Voltage Directive Additional national differences for all European Union countries have been evaluated for compliance Some components installed within the Metro Ethernet Services Unit 1800 may use a nickel metal hydride NiMH and or lithium ion battery The NiMH and lithium ion batterie...

Страница 5: ...d licensed not sold Software consists of machine readable instructions its components data audio visual content such as images text recordings or pictures and related licensed materials including all whole or partial copies Nortel grants you a license to use the Software only in the country where you acquired the Software You obtain no rights other than those granted to you under this License Agre...

Страница 6: ...EIR POSSIBILITY The forgoing limitations of remedies also apply to any developer and or supplier of the Software Such developer and or supplier is an intended beneficiary of this Section Some jurisdictions do not allow these limitations or exclusions and in such event they may not apply 4 General a If Customer is the United States Government the following paragraph shall apply All Nortel Software ...

Страница 7: ...r 1 Introducing the Metro Ethernet Services Unit 1800 19 Metro Ethernet Services Unit 1800 19 Enclosure 22 Power supply 22 Cooling fans 22 Chapter 2 Unpacking and setting up the Metro ESU 1800 23 Unpacking the Metro ESU 1800 23 Installing the Metro ESU 1800 24 Installing the Metro ESU 1800 on a desktop or shelf 26 Installing the Metro ESU 1800 in a rack 27 Connecting the power source 28 Powering u...

Страница 8: ...les 39 SFP GBIC models 40 CWDM SFP GBIC modules 40 Inserting and removing SFP GBIC and CWDM SFP GBIC modules 42 Inserting and removing an SFP GBIC fiber optic cable 42 Appendix A Technical specifications 45 Physical specifications 46 Environmental specifications 46 AC power supply specifications 1800 24T only 47 DC power supply specifications 1800 24T LX DC and 1800 24T DC only 48 Electromagnetic ...

Страница 9: ...ectrical characteristics 53 Transmitter optical characteristics 53 Receiver electrical characteristics 53 Receiver optical characteristics 53 Environmental specifications 54 Regulatory compliance 54 1800 24T LX DC and 1800 24T DC DC power supply interface options 54 1000BASE LX port for the 1800 24T LX DC 54 Translation of the safety messages 56 Index 61 ...

Страница 10: ...10 Contents 317808 D ...

Страница 11: ...for a Metro ESU 1800 24T 24 Figure 5 Rubber feet attachment points 27 Figure 6 Mounting bracket attachment points 27 Figure 7 Mounting the unit in a 19 inch rack 28 Figure 8 LED indicators for the Metro ESU 1800 34 Figure 9 Back panel of the 1800 24T 34 Figure 10 Back panel of the 1800 24T LX DC or 1800 24T DC 35 Figure 11 GBIC fiber optic transceiver Link Act LEDs 36 Figure 12 SFP GBIC Link Act L...

Страница 12: ...12 Figures 317808 D ...

Страница 13: ...in assignments 10 100BASE T port 31 Table 2 Pin assignments Console port 32 Table 3 LED behavior 35 Table 4 FE port LED status 35 Table 5 LED status description 36 Table 6 LED problem indicators 38 Table 7 Nortel SFP GBIC models 40 Table 8 Nortel CWDM SFP GBIC models 41 ...

Страница 14: ...14 Tables 317808 D ...

Страница 15: ...ayer 2 switch and allows you to make logical subdivisions within your network thus increasing network performance and simplifying management of customer services Additional security enhancements are included in both mode of operations in the latest version of the The Metro Ethernet Services Unit 1800 and includes support for SNMPv3 and SSH secure login services The L2 Switching mode provides addit...

Страница 16: ... terminal setting the unit IP address and logging on to the system see Getting Started with the Metro Ethernet Services Unit 1800 For instructions on configuring the Metro ESU 1800 with the CLI see Configuring Ethernet VPN and IP VLAN Services using CLI Configuring Layer 2 Switch Mode using CLI For instructions on configuring the Metro ESU 1800 with Device Manager see Configuring Ethernet VPN and ...

Страница 17: ... standard printers Go to Adobe Systems at the www adobe com URL to download a free copy of the Adobe Acrobat Reader A list of related publications for this manual can be found in the release notes that came with your software How to get Help This section explains how to get help for Nortel products and services Getting Help from the Nortel Web site The best way to get technical support for Nortel ...

Страница 18: ... site and have a Nortel support contract you can also get help over the phone from a Nortel Solutions Center In North America call 1 800 4NORTEL 1 800 466 7835 Outside North America go to the following Web site to obtain the phone number for your region http www nortel com callus Getting Help from a specialist by using an Express Routing Code To access some Nortel Technical Solutions Centers you c...

Страница 19: ...GE 1000BASE LX duplex SC type fiber optic transceiver trunk ports This model includes a single 48V DC power supply 1800 24T includes 24 10BASE T 100BASE TX UTP Fast Ethernet ports and two Gigabit Ethernet GE trunk ports with bays for Small Form Factor Pluggable SFP Gigabit Interface Converters GBICs This model includes a single 110 220 AC power supply 1800 24T DC includes 24 10BASE T 100BASE TX UT...

Страница 20: ... connection to a remote network device can use either a cross over or a straight through Ethernet cable and still maintain a valid link Figure 1 shows the front panel of the Metro ESU 1800 24T LX DC Figure 2 shows the front panel of the Metro ESU 1800 24T Figure 3 on page 21 shows the front panel of the Metro ESU1800 24T DC Figure 1 Metro Ethernet Services Unit 1800 24T LX DC front panel l Figure ...

Страница 21: ...rnet ports two SFP GBIC fiber optic modules the Metro ESU 1800 system The LEDs on the front panel of the Metro ESU 1800 24T DC DC power supply indicate the status of each of the 24 Fast Ethernet ports two SFP GBIC fiber optic modules the Metro ESU 1800 system Generally a lit LED indicates a functioning power supply port or system while a flashing LED indicates activity on an Ethernet port For more...

Страница 22: ...re not blocked In addition you should allow sufficient airflow to prevent the switch from overheating Power supply The Metro ESU 1800 Power LED is located on the unit front panel It indicates whether the power supply is functioning properly Cooling fans The Metro ESU 1800 contains three cooling fans Two are located along the right side panel the third is located on the left side panel One air inta...

Страница 23: ...rtel Metro Ethernet Services Unit 1800 A mounting kit with two mounting brackets and screws Four rubber feet with adhesive backing One AC power cord for the Metro ESU 1800 24T a DC power cord is not included with the Metro ESU 1800 24T LX DC or the 1800 24T DC Figure 4 on page 24 shows the contents of shipment containing a Metro ESU 1800 24T AC power supply Topic Page Unpacking the Metro ESU 1800 ...

Страница 24: ...echnical Solutions Center for replacement See How to get Help on page 17 for more information Installing the Metro ESU 1800 Warning The Metro ESU 1800 24T LX DC and 1800 24T DC are intended for use in a controlled access environment only They cannot be used in an area where untrained persons could come in contact with the exposed inlet power These products must be installed and serviced by trained...

Страница 25: ...schließlich für die Verwendung in einer Umgebung mit kontrolliertem Zugriff bestimmt Sie dürfen keinesfalls in einer Umgebung verwendet werden in der ungeschulte Personen mit spannungsführenden Teilen in Berührung kommen könnten Dieses Produkt darf nur von geschultem Fachpersonal installiert und gewartet werden Avertissement Les unités de services Ethernet Metro 1800 24T LX DC et 1800 24T DC sont ...

Страница 26: ...t the surface supports at least 3 kg Ensure that the power outlet is within 1 82 meters 6 feet of the unit Visually inspect the power cord to see that it is plugged in to the AC or DC power connector Installing the Metro ESU 1800 on a desktop or shelf When installing the Metro ESU 1800 on a desktop or shelf 1 Attach the rubber feet included with the device to the bottom of each corner see Figure 5...

Страница 27: ...ectronic equipment rack or cabinet Along with the required screws two mounting brackets are included in the unit packaging To install the unit in a rack 1 Attach the mounting brackets to the unit housing using the attachment points see Figure 6 Figure 6 Mounting bracket attachment points 2 Use the attached brackets to mount the unit in a standard 19 inch electronic equipment rack see Figure 7 on p...

Страница 28: ...50 60 Hz or a DC power source 48V DC depending on the model To connect the DC power source attach the brown power POS 1 lead to the V screw terminal the red power lead POS 3 to the V screw terminal and the green or yellow power lead OS 2 to the Ground screw terminal Note The rack manufacturer should supply the screws or nuts and bolts you need to mount the unit to the 19 rack 11285FA ...

Страница 29: ...ce unplug the AC cord To remove the connection for the DC power source remove the positive and negative lines before you remove the grounded line Verifying a successful installation In a normal power up sequence the LEDs light as follows All LEDs blink momentarily to represent a system reset The Power LED turns on and stays on as long as power is supplied The Status LED flashes while the Metro ESU...

Страница 30: ...is unit turn off the power by pressing the power switch on the back of the unit to the Off 0 position Then remove the power connection To remove the connection for the AC power source unplug the AC cord from the unit To remove the connection for the DC power source remove the positive and negative lines before you remove the grounded line from the unit Required cables 10 100BASE T ports For 10 Mb ...

Страница 31: ...s s 8 data bits no parity and one stop bit Connection to TXD and RXD signals and GND is sufficient for the console serial port to fully function The Console port does not support any inbound flow control that is the port does not toggle control lines to indicate an input buffer full condition Table 1 Pin assignments 10 100BASE T port Connector Pin number Signal 1 Input receive data RX 2 Input rece...

Страница 32: ...for the Console port Table 2 Pin assignments Console port Connector Pin number Signal 1 Carrier detect not used 2 Receive data RXD 3 Transmit data TXD 4 Data terminal ready not used 5 Signal ground GND 6 Not used 7 Request to send not used 8 Not used 9 Ring indicator not used 1 5 6 9 9473EA ...

Страница 33: ...dicate the status of the internal power supply the Metro ESU 1800 system the link between a port and a remote network device and the presence of activity on that link Figure 8 on page 34 shows the LED indicators for the Metro ESU 1800 Topic Page Displaying status information 33 Power and Status LEDs 34 Fast Ethernet port Link Act LEDs 35 1000BASE LX Link Act LEDs for the 1800 24T LX DC 36 SFP GBIC...

Страница 34: ...wer switch is located on the back of the unit Figure 9 shows the intake vent AC receptacle and power switch on the back panel of the 1800 24T Figure 9 Back panel of the 1800 24T You can use the 1800 24T LX DC or 1800 24T DC with DC power supply 48V DC To power up the unit press the power switch to the On 1 position The power switch is located on the back of the unit Figure 10 on page 35 shows the ...

Страница 35: ...mode The FE port LED status is described in Table 4 Table 3 LED behavior LED indicator Behavior All LEDs Flashes momentarily to represent a system reset Power Remains on after the switch is powered up Status Flashes while the Metro ESU 1800 loads onboard software and performs a self test The Status LED remains on if the system is operational 100M Depending on the transmission speed remains on or t...

Страница 36: ... ports on the 1800 24T LX DC front panel see Figure 11 Table 5 describes the LED status Figure 11 GBIC fiber optic transceiver Link Act LEDs Warning Fiber optic equipment can emit laser or infrared light that can injure your eyes Never look into an optical fiber or connector port Always assume that fiber optic cables are connected to a light source Table 5 LED status description LED Status Descrip...

Страница 37: ...d over the link These LEDs are located to the left of each of the two SFP bays on the 1800 24T and 1800 24T DC front panels see Figure 12 Figure 12 SFP GBIC Link Act LEDs Activity Off The port connection is idle no traffic flows Activity On The port connection has active traffic flows Warning Fiber optic equipment can emit laser or infrared light that can injure your eyes Never look into an optica...

Страница 38: ...ink and you believe that traffic is present The switch is experiencing a port connection problem or the switch link partner is not auto negotiating properly Verify that the cable connections to the link partner are correct Verify port configuration parameters for both ends of the connection Move the cable to another port to see whether the problem occurs on the new port The Link Activity LED blink...

Страница 39: ...ollowing sections describe the supported SFP GBIC and CWDM SFP GBIC modules Topic Page Supported SFP GBIC and CWDM SFP GBIC modules 39 Inserting and removing SFP GBIC and CWDM SFP GBIC modules 42 Inserting and removing an SFP GBIC fiber optic cable 42 Caution The Metro ESU 1800 24T DC was tested with a selection of SFP modules The Regulatory Certifications are valid only under the condition of usi...

Страница 40: ...Interface Converters CWDM SFP GBICs are transceivers that connect Gigabit Ethernet ports to fiber optic networks WDM technology consolidates multiple optical channels using specific wavelengths to expand available bandwidth on a common optical fiber Table 7 Nortel SFP GBIC models Model number Product number Description 1000BASE SX LC Type AA1419013 Small Form Factor Pluggable short wavelength 550 ...

Страница 41: ...h 1470nm Gray AA1419025 AA1419033 40 KM 70 KM 1490nm Violet AA1419026 AA1419034 40 KM 70 KM 1510nm Blue AA1419027 AA1419035 40 KM 70 KM 1530nm Green AA1419028 AA1419036 40 KM 70 KM 1550nm Yellow AA1419029 AA1419037 40 KM 70 KM 1570nm Orange AA1419030 AA1419038 40 KM 70 KM 1590nm Red AA1419031 AA1419039 40 KM 70 KM 1610nm Brown AA1419032 AA1419040 40 KM 70 KM Note The cable distance may vary depend...

Страница 42: ... on copper Category 5 Ethernet cable or a telephone cable connector This tab retains the connector in the SFP module so that it cannot accidentally be pulled out thus losing the link Warning Fiber optic equipment can emit laser or infrared light that can injure your eyes Never look into an optical fiber or connector port Always assume that fiber optic cables are connected to a light source Caution...

Страница 43: ...ctors 2 Gently pull the outer plastic casing away from the SFP module The connectors on many SFP fiber optic cables are grouped in pairs with a small plastic tab you can use to press both connector tabs at the same time This allows you to remove both cable connectors as a group Figure 13 displays the insertion and removal of the SFP fiber optic cables from a SFP module Figure 13 SFP fiber optic mo...

Страница 44: ...44 Inserting and removing an SFP GBIC fiber optic cable 317808 D ...

Страница 45: ...SE TX UTP ports and 2 Gigabit Ethernet GE 1000BASE LX duplex SC type fiber optic transceiver trunk ports This model includes a single 48V DC power supply 1800 24T DC includes 24 10BASE T 100BASE TX UTP Fast Ethernet ports and 2 Gigabit Ethernet GE trunk ports with two Small Form Factor Pluggable SFP Gigabit Interface Converters GBICs This model includes a single 48V DC power supply Topic Page Phys...

Страница 46: ... inches Weight 1800 24T 2 60 Kg 5 73 pounds 1800 24T LX DC 2 65 Kg 5 84 pounds Operating temperature 0 C to 55 C 32 F to 131 F Storage temperature 25 C to 70 C 13 to 158 F Operating humidity 5 to 95 noncondensing Storage Humidity 5 to 95 noncondensing Operating altitude 3024 m 10 000 ft maximum Storage altitude 3024 m 10 000 ft maximum Free fall drop ISTA Pr 2A IEC 68 2 32 Ed FCC Part 68 D 302 1 V...

Страница 47: ... and shuts down the power supply in cases where excessive output voltage short circuit or over load conditions are detected For over load and short circuit conditions the power supply goes into auto recovery mode Safety standards UL 60950 2000 CSA 22 2 60950 00 IEC 60950 EN 60950 EMI standards FCC docket 20780 curve B EN 55022 B EMS standards EN61000 4 2 6KV contact 8KV air EN61000 4 3 10V m crite...

Страница 48: ...oltage circuit monitors the output and shuts down the power supply in cases where excessive output voltage short circuit or over load conditions are detected For over load and short circuit conditions the power supply goes into auto recovery mode Safety standards UL 60950 2000 CSA 22 2 60950 00 IEC 60950 EN 60950 EMI standards FCC docket 20780 curve B EN 55022 B EMS standards EN61000 4 2 6KV conta...

Страница 49: ... Class A A1 1997 A2 1997 Class A Japan VCCI V 3 02 04 Class A Taiwan BSMI CNS 13438 Class A Europe EN55022 1998 A1 2000 EN61000 3 2 2000 EN61000 3 3 1995 A1 2001 CISPR 22 1997 A1 2000 Class A Electromagnetic EN 55024 1998 A1 2001 US UL60950 2000 Canada CSA 22 2 60950 00 Europe EN60950 CE Marking Australia New Zealand AS NZS 3260 Global IEC 60950 EN 60950 UL 94 V1 flammability requirements for all ...

Страница 50: ...r copper IEEE 802 3u 100BASE TX Fast Ethernet twisted pair copper ANSI IEEE802 3 Auto negotiation IEEE 302 3x Flow Control IEEE 802 1p Priority Queues IEEE 802 1Q VLAN Tagging IEEE 802 1z Gigabit Ethernet RFCs supported RFC 1213 MIB II RFC 1493 Bridge MIB RFC 1573 Interface MIB RFC 1643 Ethernet MIB RFC 1757 and RFC 1271 RMON 4 first groups Alarms Events Statistics and History RFC 768 User Datagra...

Страница 51: ...000 Mb s full duplex 8B 10B encoding Packet Filtering Forwarding Rates For 10 Mb s 14 880 pps maximum For 100 Mb s 148 800 pps maximum For 1000 Mb s 1 488 000 pps maximum Frame Forwarding Rate 8 8 Gbps switching fabric capacity Port Forwarding Performance 8 8 Gbps switching fabric capacity Port Filtering Performance Address database size 8K Addressing frame length Up to 1600 bytes Minimum 222 586 ...

Страница 52: ...ectors Supported removable SFP GBICs 1000BASE SX SFP GBICs Short wavelength 850 nm MTRJ or LC type fiber optic connectors to connect devices over multimode fiber optic cable 275 m 62 5 µm core or 550 m 50 µm core 1000BASE LX SFP GBIC Long wavelength 1300 nm duplex LC type fiber optic connector to connect devices over single mode fiber optic cable 5 km 10 µm core CWDM SFP GBICs 8 wavelengths from 1...

Страница 53: ...l and IEEE 802 3 Gigabit Ethernet compatible Typical maximum data rate extends to 1 5 Gb s Supply voltage 3 15 to 3 60 V Supply current 220 mA maximum Transmit disable voltage 2 V minimum Transmit enable voltage 0 8 V maximum Output power 50 or 62 5 MMF 9 5 to 4 dBm Optical Wavelength 830 to 860 nm Optical rise fall time 260 ps maximum Relative intensity noise 120 dB Hz Single ended data output sw...

Страница 54: ...X port for the 1800 24T LX DC Operating temperature 10 to 85 C Storage temperature 40 to 85 ºC Laser eye safety FDA 21 J CFR Certificate 9210176 16 EN 60950 Certificate R2179338 01 EN 60825 1 EN 60825 2 Electrical safety CLASS 3862 07 Certificate CSA 1034405 CLASS 3862 87 10BASE T 100BASE TX RJ 45 8 pin modular connectors 1000BASE LX port Long wavelength 1300 nm duplex SC type fiber optic connecto...

Страница 55: ...de fiber Note Multimode fiber may require a DMD patch cord Maximum distance Single mode fiber 32 810 ft 10 km Multimode fiber 1804 ft 550 m Optical specifications Wavelength 1300 nm FP laser diode Output optical power 9 µmm SMF 62 5 µmm MMF 50 µmm MMF 9 5 3 dBm 11 5 3 dBm 11 5 3 dBm Input optical power 20 3 dBm average ...

Страница 56: ...56 317808 D Translation of the safety messages This section provides translations of the Caution Danger and Warning messages that appear within this document ...

Страница 57: ...57 Installing the Metro Ethernet Services Unit 1800 ...

Страница 58: ...58 317808 D ...

Страница 59: ...59 Installing the Metro Ethernet Services Unit 1800 ...

Страница 60: ...60 317808 D ...

Страница 61: ...mitter electrical characteristics 53 transmitter optical characteristics 53 shipping carton contents 24 technical specifications 45 unpacking the switch 23 1800 unit installing on a desktop or shelf 26 C connectors DB 9 31 Console port 31 E enclosure 1800 unit 22 F fiber optic equipment 36 37 42 fiber optic networks linking with Gigabit Ethernet ports 40 G GBIC fiber optic modules 20 Link Act LED ...

Страница 62: ...port 32 ports Console 31 POST routine 34 Power and Console LEDs 34 power failure on the 1800 unit dealing with 30 power supply 1800 unit 22 powering up the 1800 unit 28 29 publication hard copy 17 S SFP fiber optic module environmental specifications 54 general specifications 53 receiver electrical characteristics 53 receiver optical characteristics 53 regulatory compliance 54 transmitter electric...

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