Hardware Installation Guide
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Cisco Cable Clock Card Hardware Installation Guide for the Cisco uBR7246VXR Universal Broadband Router Product Numbers: UBR-CLK-T1(=) Platforms Supported: Cisco uBR7246 VXR Americas Headquarters Cisco Systems, Inc. 170 West Tasman Drive San Jose, CA 95134-1706 USA http://www.cisco.com Tel: 408 526-4000 800 553-NETS (6387) Fax: 408 527-0883 Text Part Number: OL-26705-01
Cisco Cable Clock Card Hardware Installation Guide for the Cisco uBR7246VXR Universal Broadband Router Product Numbers: UBR-CLK-T1(=) Platforms Supported: Cisco uBR7246 VXR Americas Headquarters Cisco Systems, Inc. 170 West Tasman Drive San Jose, CA 95134-1706 USA http://www.cisco.com Tel: 408 526-4000 800 553-NETS (6387) Fax: 408 527-0883 Text Part Number: OL-26705-01
Hardware Installation Guide
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... in accordance with FCC requirements for a Class B digital device in a residential installation. and other company. (1110R) Cisco Cable Clock Card Hardware Installation Guide for a Class A digital device, pursuant to operate the product. IF YOU ARE UNABLE TO LOCATE ...operated in accordance with the limits for the Cisco uBR7246VXR Universal Broadband Router Copyright © 2009 Cisco Systems, Inc. could void the FCC approval and negate your equipment is not installed in a commercial environment. Cisco and the Cisco logo are designed to radio communications. However...
... in accordance with FCC requirements for a Class B digital device in a residential installation. and other company. (1110R) Cisco Cable Clock Card Hardware Installation Guide for a Class A digital device, pursuant to operate the product. IF YOU ARE UNABLE TO LOCATE ...operated in accordance with the limits for the Cisco uBR7246VXR Universal Broadband Router Copyright © 2009 Cisco Systems, Inc. could void the FCC approval and negate your equipment is not installed in a commercial environment. Cisco and the Cisco logo are designed to radio communications. However...
Hardware Installation Guide
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... Damage 2-4 FCC Class A Compliance 2-4 Removing and Installing the Clock Card 3-1 Installation Overview 3-1 Handling the Clock Card 3-2 Online Insertion and Removal 3-2 Warnings and Cautions 3-2 Clock Card Removal and Installation 3-3 Cisco uBR7246 VXR-Removing a Clock Card 3-4 Cisco uBR7246 VXR-Installing a Clock Card 3-5 Connecting a Clock Card Interface Cable 3-6 Cisco Cable Clock Card Hardware Installation Guide for the Cisco uBR7246 VXR Universal Broadband Router iii
... Damage 2-4 FCC Class A Compliance 2-4 Removing and Installing the Clock Card 3-1 Installation Overview 3-1 Handling the Clock Card 3-2 Online Insertion and Removal 3-2 Warnings and Cautions 3-2 Clock Card Removal and Installation 3-3 Cisco uBR7246 VXR-Removing a Clock Card 3-4 Cisco uBR7246 VXR-Installing a Clock Card 3-5 Connecting a Clock Card Interface Cable 3-6 Cisco Cable Clock Card Hardware Installation Guide for the Cisco uBR7246 VXR Universal Broadband Router iii
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Contents 4 C H A P T E R A A P P E N D I X Configuring the Clock Card 4-1 Minimum Software Requirements 4-1 Configuration and Diagnostic Cisco IOS Commands for the Clock Card 4-2 Clock Source Paths A-1 Cisco Cable Clock Card Hardware Installation Guide for the Cisco uBR7246 VXR Universal Broadband Router iv OL-26705-01
Contents 4 C H A P T E R A A P P E N D I X Configuring the Clock Card 4-1 Minimum Software Requirements 4-1 Configuration and Diagnostic Cisco IOS Commands for the Clock Card 4-2 Clock Source Paths A-1 Cisco Cable Clock Card Hardware Installation Guide for the Cisco uBR7246 VXR Universal Broadband Router iv OL-26705-01
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... the actual installation. Describes the procedures for configuring the clock card in the Cisco uBR7246 VXR. This preface contains the following chapters: Section Chapter 1 Title Overview Chapter 2 Preparing for the Cisco uBR7246VXR Universal Broadband Router v Provides instructions for installing and removing the clock card in the Cisco uBR7246 VXR. Preface This preface describes the objectives and...
... the actual installation. Describes the procedures for configuring the clock card in the Cisco uBR7246 VXR. This preface contains the following chapters: Section Chapter 1 Title Overview Chapter 2 Preparing for the Cisco uBR7246VXR Universal Broadband Router v Provides instructions for installing and removing the clock card in the Cisco uBR7246 VXR. Preface This preface describes the objectives and...
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... VXR universal broadband router: - For software configuration information, including detailed configuration information for the Cisco uBR7246VXR Universal Broadband Router vi OL-26705-01 Cisco Cable Clock Card Hardware Installation Guide for the Cisco Cable Clock Card, refer to the Cisco uBR7200 Series Universal Broadband Router Hardware Installation Guide. - For hardware installation, troubleshooting, and maintenance information, refer to...
... VXR universal broadband router: - For software configuration information, including detailed configuration information for the Cisco uBR7246VXR Universal Broadband Router vi OL-26705-01 Cisco Cable Clock Card Hardware Installation Guide for the Cisco Cable Clock Card, refer to the Cisco uBR7200 Series Universal Broadband Router Hardware Installation Guide. - For hardware installation, troubleshooting, and maintenance information, refer to...
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... Caution Do not attempt to external T1 clock signal sources. OL-26705-01 Cisco Cable Clock Card Hardware Installation Guide for the Cisco uBR7246VXR Universal Broadband Router 1-1 Overview 1 C H A P T E R This chapter describes the Cisco Cable Clock Card and contains the following sections: • Clock Card Overview, page 1-1 • Clock Source Overview, page 1-2 • Interface Specifications and Pinouts, page...
... Caution Do not attempt to external T1 clock signal sources. OL-26705-01 Cisco Cable Clock Card Hardware Installation Guide for the Cisco uBR7246VXR Universal Broadband Router 1-1 Overview 1 C H A P T E R This chapter describes the Cisco Cable Clock Card and contains the following sections: • Clock Card Overview, page 1-1 • Clock Source Overview, page 1-2 • Interface Specifications and Pinouts, page...
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... When installed in a Cisco uBR7246 VXR chassis, the clock card operates with the clock card, but these three methods, the clock card can provide timing reference to the Cisco uBR7246 VXR in a number of ways: • Locked to Stratum 1 clock signal Note A Stratum 1 clock has a long-term accuracy of operation for the Cisco uBR7246VXR Universal Broadband Router...
... When installed in a Cisco uBR7246 VXR chassis, the clock card operates with the clock card, but these three methods, the clock card can provide timing reference to the Cisco uBR7246 VXR in a number of ways: • Locked to Stratum 1 clock signal Note A Stratum 1 clock has a long-term accuracy of operation for the Cisco uBR7246VXR Universal Broadband Router...
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... 1 clock source has occurred, providing that enable you can synchronize data, voice over the PSTN or a GPS receiver. Note The clock card features a minimum freerun frequency accuracy of 4.6 ppm. • Locked to midplane TDM bus clock-If no connection to an external clock ...have successfully connected to a primary and or secondary external clock source, you to connect your Cisco uBR7246 VXR to external T1 national clock sources originating over IP (VoIP) and video communications to the external clock source was active and stable for the Cisco uBR7246VXR Universal Broadband Router 1-3
... 1 clock source has occurred, providing that enable you can synchronize data, voice over the PSTN or a GPS receiver. Note The clock card features a minimum freerun frequency accuracy of 4.6 ppm. • Locked to midplane TDM bus clock-If no connection to an external clock ...have successfully connected to a primary and or secondary external clock source, you to connect your Cisco uBR7246 VXR to external T1 national clock sources originating over IP (VoIP) and video communications to the external clock source was active and stable for the Cisco uBR7246VXR Universal Broadband Router 1-3
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...11 Receive Ring 1. LEDs LEDs Chapter 1 Overview Figure 1-2 DB-15 T1 Clock Card Interface Pin 3 Pin 1 PRI 31596 ENABLE Pin 11 HOLDOVER Pin 9 Table 1-1 lists connector pinouts for the Cisco uBR7246VXR Universal Broadband Router 1-4 OL-26705-01 Any pins not described in this table are... shown in Figure 1-3.) Figure 1-3 LEDs on the clock card. For pinouts, refer to pigtail cable, 24.6 feet (7.5 m), CAB-...
...11 Receive Ring 1. LEDs LEDs Chapter 1 Overview Figure 1-2 DB-15 T1 Clock Card Interface Pin 3 Pin 1 PRI 31596 ENABLE Pin 11 HOLDOVER Pin 9 Table 1-1 lists connector pinouts for the Cisco uBR7246VXR Universal Broadband Router 1-4 OL-26705-01 Any pins not described in this table are... shown in Figure 1-3.) Figure 1-3 LEDs on the clock card. For pinouts, refer to pigtail cable, 24.6 feet (7.5 m), CAB-...
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... at startup when the clock card is currently locked to the primary external clock source signal. Note Freerun mode is most commonly encountered at least 25 seconds before losing contact and has temporarily become the clock source for the Cisco uBR7246VXR Universal Broadband Router 1-5 Unlike holdover... mode, entering freerun mode means that the clock card was initially unable to lock on the left side of the Cisco uBR7246 VXR chassis into which the clock card can be installed is on to ...
... at startup when the clock card is currently locked to the primary external clock source signal. Note Freerun mode is most commonly encountered at least 25 seconds before losing contact and has temporarily become the clock source for the Cisco uBR7246VXR Universal Broadband Router 1-5 Unlike holdover... mode, entering freerun mode means that the clock card was initially unable to lock on the left side of the Cisco uBR7246 VXR chassis into which the clock card can be installed is on to ...
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... handle Captive installation screws LOS ACTIVE ER FREERUN SEC uBR - MCI6 US 5 DS Cable F connectors 31496 I/O controller Port adapters Cable interface line cards Cisco Cable Clock Card Hardware Installation Guide for the Cisco uBR7246VXR Universal Broadband Router 1-6 OL-26705-01 MCI6 DS US1 US 2 uBR - CLK-T1 FAULT US ENABLED 0 US ENABLED 0 US ENABLED 0 US...
... handle Captive installation screws LOS ACTIVE ER FREERUN SEC uBR - MCI6 US 5 DS Cable F connectors 31496 I/O controller Port adapters Cable interface line cards Cisco Cable Clock Card Hardware Installation Guide for the Cisco uBR7246VXR Universal Broadband Router 1-6 OL-26705-01 MCI6 DS US1 US 2 uBR - CLK-T1 FAULT US ENABLED 0 US ENABLED 0 US ENABLED 0 US...
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... additional equipment, contact a service representative for ordering information. • Cisco uBR7246 VXR universal broadband router • UBR-CLK-T1(=) Cisco Cable Clock Card • Cables appropriate for the Cisco uBR7246VXR Universal Broadband Router 2-1 Cisco provides DSU/CSU cables. Note You can use other cable interface cards, such as Cisco IOS Release 12.1(2)EC1 or later, are the minimum...
... additional equipment, contact a service representative for ordering information. • Cisco uBR7246 VXR universal broadband router • UBR-CLK-T1(=) Cisco Cable Clock Card • Cables appropriate for the Cisco uBR7246VXR Universal Broadband Router 2-1 Cisco provides DSU/CSU cables. Note You can use other cable interface cards, such as Cisco IOS Release 12.1(2)EC1 or later, are the minimum...
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.... Waarschuwing Dit waarschuwingssymbool betekent gevaar. en andere voorschriften) raadplegen dat bij dit toestel is ingesloten. Attention Ce symbole d'avertissement indique un danger. Cisco Cable Clock Card Hardware Installation Guide for the Cisco uBR7246VXR Universal Broadband Router 2-2 OL-26705-01 Voordat u aan enige apparatuur gaat werken, dient u zich bewust te zijn van de bij elektrische...
.... Waarschuwing Dit waarschuwingssymbool betekent gevaar. en andere voorschriften) raadplegen dat bij dit toestel is ingesloten. Attention Ce symbole d'avertissement indique un danger. Cisco Cable Clock Card Hardware Installation Guide for the Cisco uBR7246VXR Universal Broadband Router 2-2 OL-26705-01 Voordat u aan enige apparatuur gaat werken, dient u zich bewust te zijn van de bij elektrische...
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...the board from the television or radio. (That is, make certain the equipment and the television or radio are guidelines for the Cisco uBR7246VXR Universal Broadband Router 2-4 OL-26705-01 This equipment generates, uses, and can still cause damage. • Never attempt to meet... of its peripheral devices. The wrist strap only protects components from the metal carrier. If the interference stops, it off. Cisco Cable Clock Card Hardware Installation Guide for preventing ESD damage: • Always use a preventive antistatic strap during handling. Caution For safety, periodically...
...the board from the television or radio. (That is, make certain the equipment and the television or radio are guidelines for the Cisco uBR7246VXR Universal Broadband Router 2-4 OL-26705-01 This equipment generates, uses, and can still cause damage. • Never attempt to meet... of its peripheral devices. The wrist strap only protects components from the metal carrier. If the interference stops, it off. Cisco Cable Clock Card Hardware Installation Guide for preventing ESD damage: • Always use a preventive antistatic strap during handling. Caution For safety, periodically...
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... to electromagnetic interference (EMI) emissions requirements and to a metal carrier and is not in use , a blank clock card must first remove the blank clock card. OL-26705-01 Cisco Cable Clock Card Hardware Installation Guide for the Cisco uBR7246VXR Universal Broadband Router 3-1 This chapter contains the following sections: • Installation Overview, page 3-1 • Handling the Clock...
... to electromagnetic interference (EMI) emissions requirements and to a metal carrier and is not in use , a blank clock card must first remove the blank clock card. OL-26705-01 Cisco Cable Clock Card Hardware Installation Guide for the Cisco uBR7246VXR Universal Broadband Router 3-1 This chapter contains the following sections: • Installation Overview, page 3-1 • Handling the Clock...
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... powered off will cause the router to remove or install the clock card unless you begin installation, read Chapter 2, "Preparing for Installation" for a list of parts and tools required for the Cisco uBR7246VXR Universal Broadband Router 3-2 OL-26705-01 Warnings and Cautions Observe the ...following warnings and cautions when installing or removing the clock card. You must power down the Cisco uBR7246 VXR when removing and/or replacing a clock...
... powered off will cause the router to remove or install the clock card unless you begin installation, read Chapter 2, "Preparing for Installation" for a list of parts and tools required for the Cisco uBR7246VXR Universal Broadband Router 3-2 OL-26705-01 Warnings and Cautions Observe the ...following warnings and cautions when installing or removing the clock card. You must power down the Cisco uBR7246 VXR when removing and/or replacing a clock...
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... in the following illustrations: • Cisco uBR7246 VXR-Removing a Clock Card, page 3-4 • Cisco uBR7246 VXR-Installing a Clock Card, page 3-5 OL-26705-01 Cisco Cable Clock Card Hardware Installation Guide for attaching the wrist strap. Some platforms have an ESD connector for the Cisco uBR7246VXR Universal Broadband Router 3-3 Carefully pull the clock card halfway out of fire, use only...
... in the following illustrations: • Cisco uBR7246 VXR-Removing a Clock Card, page 3-4 • Cisco uBR7246 VXR-Installing a Clock Card, page 3-5 OL-26705-01 Cisco Cable Clock Card Hardware Installation Guide for attaching the wrist strap. Some platforms have an ESD connector for the Cisco uBR7246VXR Universal Broadband Router 3-3 Carefully pull the clock card halfway out of fire, use only...
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... be returned to the factory, immediately place it in a static shielding bag. CLK-T1 FAULT 31511 Cisco Cable Clock Card Hardware Installation Guide for the Cisco uBR7246VXR Universal Broadband Router 3-4 OL-26705-01 MCI6 DS US ENABLED 0 US 1 US 2 US 5 uBR - MCI6 DS US ENABLED 0 US1 US 2 US 5 uBR - MCI6 DS Step 3 ...
... be returned to the factory, immediately place it in a static shielding bag. CLK-T1 FAULT 31511 Cisco Cable Clock Card Hardware Installation Guide for the Cisco uBR7246VXR Universal Broadband Router 3-4 OL-26705-01 MCI6 DS US ENABLED 0 US 1 US 2 US 5 uBR - MCI6 DS US ENABLED 0 US1 US 2 US 5 uBR - MCI6 DS Step 3 ...
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... circuit board between the guides in the slot guides, gently slide the clock card into its chassis slot. CLK-T1 FAULT 31512 OL-26705-01 Cisco Cable Clock Card Hardware Installation Guide for the Cisco uBR7246VXR Universal Broadband Router 3-5 Clock Card Removal and Installation PRI ENABLE LOS ACTIVE HOLDOVER FREERUN SEC uBR - PRI ENABLE LOS ACTIVE...
... circuit board between the guides in the slot guides, gently slide the clock card into its chassis slot. CLK-T1 FAULT 31512 OL-26705-01 Cisco Cable Clock Card Hardware Installation Guide for the Cisco uBR7246VXR Universal Broadband Router 3-5 Clock Card Removal and Installation PRI ENABLE LOS ACTIVE HOLDOVER FREERUN SEC uBR - PRI ENABLE LOS ACTIVE...