Installation Guide
Page 1
... fiber-optic cable. Figure 1 70-km Gigabit Ethernet GBIC Fiber-Optic Transceiver To ensure optimal performance, compatibility, and regulatory compliance, use only GBIC transceivers that 3Com supports. For a list of currently supported GBICs, see the User Guides and Release Notes at this 3Com Web site: http://www.3Com.com/gigabit_ethernet/gbics For the most up-to the network using a fiber-optic duplex Subscriber Connector (SC). 70-km Gigabit Ethernet GBIC Transceiver Installation Guide For 3Com Gigabit Interface...
... fiber-optic cable. Figure 1 70-km Gigabit Ethernet GBIC Fiber-Optic Transceiver To ensure optimal performance, compatibility, and regulatory compliance, use only GBIC transceivers that 3Com supports. For a list of currently supported GBICs, see the User Guides and Release Notes at this 3Com Web site: http://www.3Com.com/gigabit_ethernet/gbics For the most up-to the network using a fiber-optic duplex Subscriber Connector (SC). 70-km Gigabit Ethernet GBIC Transceiver Installation Guide For 3Com Gigabit Interface...
Installation Guide
Page 2
... you replace a GBIC transceiver in this connection. Table 1 70-km Gigabit Ethernet GBIC Single-Mode Transmission Range Fiber Type Single-mode Diameter (microns) 9µm core Minimum Connector End Polish PC Transmission Range 10 - 70 km (6.2 - 43.4 mi) Table 2 shows the optical parameters of the 70-km Gigabit Ethernet GBIC. s Do not touch any connections inside the chassis with jewelry into single-mode fiber Optical input power...
... you replace a GBIC transceiver in this connection. Table 1 70-km Gigabit Ethernet GBIC Single-Mode Transmission Range Fiber Type Single-mode Diameter (microns) 9µm core Minimum Connector End Polish PC Transmission Range 10 - 70 km (6.2 - 43.4 mi) Table 2 shows the optical parameters of the 70-km Gigabit Ethernet GBIC. s Do not touch any connections inside the chassis with jewelry into single-mode fiber Optical input power...
Installation Guide
Page 3
... into a CoreBuilder 3500 GBIC port. Multimode and single-mode fiber optic interfaces use only GBIC transceivers that the chassis ports are for the CoreBuilder 3500, 9000, and 9400, see this 3Com Web site: http://www.3com.com/gigabit_ethernet/gbics 1 Read and follow the instructions in "Safety Precautions" earlier in this guide. 2 Orient the transceiver so that the duplex SC connector is the same except that 3Com supports. FDA...
... into a CoreBuilder 3500 GBIC port. Multimode and single-mode fiber optic interfaces use only GBIC transceivers that the chassis ports are for the CoreBuilder 3500, 9000, and 9400, see this 3Com Web site: http://www.3com.com/gigabit_ethernet/gbics 1 Read and follow the instructions in "Safety Precautions" earlier in this guide. 2 Orient the transceiver so that the duplex SC connector is the same except that 3Com supports. FDA...
Installation Guide
Page 4
4 70-km Gigabit Ethernet GBIC Transceiver Installation Guide Figure 2 Inserting the 70-km GBIC Transceiver in a CoreBuilder 3500 INS C MODEM TERMINAL ETHERNET 10BT 1000 BASE (GBIC) 3C35330 PWR INS L E ERR T 1000BASE GBIC module GBIC port Duplex SC connector Figure 3 Inserting the 70-km GBIC Transceiver in a CoreBuilder 9000 R 7 6 5 GEN Interface module MOD STAT 1 2 3 4 RX 1 TX MOD SSTTAATT PRRII SECC 1 2 3 4 5 6 7 8 9 100 11 122 133 144 155 166 17 188 199 200 211 222 233 244 RX 2 TX R 9 8 GBIC port Duplex SC connector
4 70-km Gigabit Ethernet GBIC Transceiver Installation Guide Figure 2 Inserting the 70-km GBIC Transceiver in a CoreBuilder 3500 INS C MODEM TERMINAL ETHERNET 10BT 1000 BASE (GBIC) 3C35330 PWR INS L E ERR T 1000BASE GBIC module GBIC port Duplex SC connector Figure 3 Inserting the 70-km GBIC Transceiver in a CoreBuilder 9000 R 7 6 5 GEN Interface module MOD STAT 1 2 3 4 RX 1 TX MOD SSTTAATT PRRII SECC 1 2 3 4 5 6 7 8 9 100 11 122 133 144 155 166 17 188 199 200 211 222 233 244 RX 2 TX R 9 8 GBIC port Duplex SC connector
Installation Guide
Page 5
... that 3Com supports. For a list of the GBIC, it sets the port type to 3Com's web page (www.3com.com/gigabit_ethernet/gbics) for your country. "Unqualified GBIC" Error If the system detects an unqualified GBIC or a problem with the integrity of currently supported GBICs, see this 3Com Web site: http://www.3com.com/gigabit_ethernet/gbics Using a newer version GBIC transceiver (GBIC91, GBIC92, or GBIC97) in a system running older code (pre...
... that 3Com supports. For a list of the GBIC, it sets the port type to 3Com's web page (www.3com.com/gigabit_ethernet/gbics) for your country. "Unqualified GBIC" Error If the system detects an unqualified GBIC or a problem with the integrity of currently supported GBICs, see this 3Com Web site: http://www.3com.com/gigabit_ethernet/gbics Using a newer version GBIC transceiver (GBIC91, GBIC92, or GBIC97) in a system running older code (pre...
Installation Guide
Page 6
6 70-km Gigabit Ethernet GBIC Transceiver Installation Guide Meaning Corrective action Meaning Corrective action Meaning Corrective action The event log may show one of the following informational messages: s Unqualified GBIC: I2C read error The transceiver, which connects to the module host board through a 20-pin connector is qualified by the Gigabit Interface Converter specification. If the problem persists, contact 3Com Technical Support. xx s Unqualified GBIC...
6 70-km Gigabit Ethernet GBIC Transceiver Installation Guide Meaning Corrective action Meaning Corrective action Meaning Corrective action The event log may show one of the following informational messages: s Unqualified GBIC: I2C read error The transceiver, which connects to the module host board through a 20-pin connector is qualified by the Gigabit Interface Converter specification. If the problem persists, contact 3Com Technical Support. xx s Unqualified GBIC...
Installation Guide
Page 7
... captures the error in the Getting Started Guide for your system. For contact information, see the Technical Support appendix in the event log. Refer to 3Com's web page (www.3com.com/gigabit_ethernet/gbics) for use with the system, it does indicate that 3Com has not qualified the transceiver and does not support it. If the problem persists, contact network supplier or 3Com Technical Support. Excessive Tx...
... captures the error in the Getting Started Guide for your system. For contact information, see the Technical Support appendix in the event log. Refer to 3Com's web page (www.3com.com/gigabit_ethernet/gbics) for use with the system, it does indicate that 3Com has not qualified the transceiver and does not support it. If the problem persists, contact network supplier or 3Com Technical Support. Excessive Tx...
Installation Guide
Page 8
... conditions are true: s Your CoreBuilder 3500 is running system software at a wavelength of 1550 nm. s Allow 0.25 dB attenuation per mating connector. s You enter the ethernet summary or the ethernet detail command for example, Model Number 3CGBIC91, 3CGBIC92 or 3CGBIC97). The optical budget is qualified and functions properly. s You have installed or reinstalled a new or replacement GBIC (for the first time.
... conditions are true: s Your CoreBuilder 3500 is running system software at a wavelength of 1550 nm. s Allow 0.25 dB attenuation per mating connector. s You enter the ethernet summary or the ethernet detail command for example, Model Number 3CGBIC91, 3CGBIC92 or 3CGBIC97). The optical budget is qualified and functions properly. s You have installed or reinstalled a new or replacement GBIC (for the first time.
Installation Guide
Page 9
70-km Gigabit Ethernet GBIC Transceiver Installation Guide 9 Sample Calculations System A 60 km of fiber with 8 mating connectors: 1 60 km of single-mode fiber x 0.25 dB per km = 15 dB fiber attenuation 2 8 mating connectors x 0.50 dB per connector = 4 dB connector attenuation 3 15 dB fiber attenuation + 4 dB connector attenuation = 19 dB total link attenuation System B 75 km of fiber with 2 mating connectors: 1 75...
70-km Gigabit Ethernet GBIC Transceiver Installation Guide 9 Sample Calculations System A 60 km of fiber with 8 mating connectors: 1 60 km of single-mode fiber x 0.25 dB per km = 15 dB fiber attenuation 2 8 mating connectors x 0.50 dB per connector = 4 dB connector attenuation 3 15 dB fiber attenuation + 4 dB connector attenuation = 19 dB total link attenuation System B 75 km of fiber with 2 mating connectors: 1 75...
Installation Guide
Page 10
Consult your fiber installer to obtain actual link attenuation values at 70 km under typical to assure operation at 1550 nm for the fiber intended for use with the 70-km GBIC transceiver. Fiber attenuation of greater than -ideal conditions. 10 70-km Gigabit Ethernet GBIC Transceiver Installation Guide The budget figures for all three of the sample systems reflect conservative values for fiber attenuation and connector attenuation to less-than 70 km can be attained when conditions allow. Link distances of 0.19 dB per km and lower is possible, allowing link lengths beyond 70 km.
Consult your fiber installer to obtain actual link attenuation values at 70 km under typical to assure operation at 1550 nm for the fiber intended for use with the 70-km GBIC transceiver. Fiber attenuation of greater than -ideal conditions. 10 70-km Gigabit Ethernet GBIC Transceiver Installation Guide The budget figures for all three of the sample systems reflect conservative values for fiber attenuation and connector attenuation to less-than 70 km can be attained when conditions allow. Link distances of 0.19 dB per km and lower is possible, allowing link lengths beyond 70 km.
Installation Guide
Page 11
... Started Guide for telephone numbers. 3Com's Web and Bulletin Board Services provide 3Knowledgebase, bug tracking, documentation, release notes, and some software maintenance releases at list price. Please refer to the Technical Support appendix in all locations. The shipment of advance replacement products is longer. When an advance replacement is date sensitive will continue performing properly with regard to such date data on -Arrival. 3Com...
... Started Guide for telephone numbers. 3Com's Web and Bulletin Board Services provide 3Knowledgebase, bug tracking, documentation, release notes, and some software maintenance releases at list price. Please refer to the Technical Support appendix in all locations. The shipment of advance replacement products is longer. When an advance replacement is date sensitive will continue performing properly with regard to such date data on -Arrival. 3Com...
Installation Guide
Page 12
... INFORMATION OR DATA, OR OTHER FINANCIAL LOSS ARISING OUT OF OR IN CONNECTION WITH THE SALE, INSTALLATION, MAINTENANCE, USE, PERFORMANCE, FAILURE, OR INTERRUPTION OF ITS PRODUCTS, EVEN IF 3COM OR ITS ...used to make any derivative work (such as translation, transformation, or adaptation) without written permission from 3Com Corporation. 3Com Corporation reserves the right to revise this documentation and to make changes in content from time to time without obligation on the part of 3Com Corporation to provide notification of such revision or change. 3Com Corporation provides this documentation...
... INFORMATION OR DATA, OR OTHER FINANCIAL LOSS ARISING OUT OF OR IN CONNECTION WITH THE SALE, INSTALLATION, MAINTENANCE, USE, PERFORMANCE, FAILURE, OR INTERRUPTION OF ITS PRODUCTS, EVEN IF 3COM OR ITS ...used to make any derivative work (such as translation, transformation, or adaptation) without written permission from 3Com Corporation. 3Com Corporation reserves the right to revise this documentation and to make changes in content from time to time without obligation on the part of 3Com Corporation to provide notification of such revision or change. 3Com Corporation provides this documentation...