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Replacing ROM Monitor ROMs in Cisco AS5200 Universal Access Servers

Replacing ROM Monitor ROMs in Cisco AS5200 Universal Access Servers

Product Number: ROMMON-AS5200=

The Cisco AS5200 access server ROM monitor ROM is an erasable programmable read-only memory (EPROM) that stores the ROM monitor. This document describes how to replace the ROM monitor ROM, and includes the following sections:

Use this document with the Regulatory Compliance and Safety Information publication that shipped with the Cisco AS5200.

Safety Recommendations

Because any device that uses electricity must be handled carefully, follow these guidelines to ensure general safety:

Safety Warnings

Safety warnings appear throughout this publication in procedures that, if performed incorrectly, may harm you. A warning symbol precedes each safety warning.

Warning This warning symbol means danger. You are in a situation that could cause bodily injury. Before you work on any equipment, be aware of the hazards involved with electrical circuitry and be familiar with standard practices for preventing accidents. To see translations of the warnings that appear in this publication, refer to the Regulatory Compliance and Safety Information document that accompanied this device.

Waarschuwing  Dit waarschuwingssymbool betekent gevaar. U verkeert in een situatie die lichamelijk letsel kan veroorzaken. Voordat u aan enige apparatuur gaat werken, dient u zich bewust te zijn van de bij elektrische schakelingen betrokken risico's en dient u op de hoogte te zijn van standaard maatregelen om ongelukken te voorkomen. Voor vertalingen van de waarschuwingen die in deze publicatie verschijnen, kunt u het document Regulatory Compliance and Safety Information (Informatie over naleving van veiligheids- en andere voorschriften) raadplegen dat bij dit toestel is ingesloten.

Varoitus  Tämä varoitusmerkki merkitsee vaaraa. Olet tilanteessa, joka voi johtaa ruumiinvammaan. Ennen kuin työskentelet minkään laitteiston parissa, ota selvää sähkökytkentöihin liittyvistä vaaroista ja tavanomaisista onnettomuuksien ehkäisykeinoista. Tässä julkaisussa esiintyvien varoitusten käännökset löydät laitteen mukana olevasta Regulatory Compliance and Safety Information -kirjasesta (määräysten noudattaminen ja tietoa turvallisuudesta).

Attention  Ce symbole d'avertissement indique un danger. Vous vous trouvez dans une situation pouvant causer des blessures ou des dommages corporels. Avant de travailler sur un équipement, soyez conscient des dangers posés par les circuits électriques et familiarisez-vous avec les procédures couramment utilisées pour éviter les accidents. Pour prendre connaissance des traductions d'avertissements figurant dans cette publication, consultez le document Regulatory Compliance and Safety Information (Conformité aux règlements et consignes de sécurité) qui accompagne cet appareil.

Warnung  Dieses Warnsymbol bedeutet Gefahr. Sie befinden sich in einer Situation, die zu einer Körperverletzung führen könnte. Bevor Sie mit der Arbeit an irgendeinem Gerät beginnen, seien Sie sich der mit elektrischen Stromkreisen verbundenen Gefahren und der Standardpraktiken zur Vermeidung von Unfällen bewußt. Übersetzungen der in dieser Veröffentlichung enthaltenen Warnhinweise finden Sie im Dokument Regulatory Compliance and Safety Information (Informationen zu behördlichen Vorschriften und Sicherheit), das zusammen mit diesem Gerät geliefert wurde.

Avvertenza  Questo simbolo di avvertenza indica un pericolo. La situazione potrebbe causare infortuni alle persone. Prima di lavorare su qualsiasi apparecchiatura, occorre conoscere i pericoli relativi ai circuiti elettrici ed essere al corrente delle pratiche standard per la prevenzione di incidenti. La traduzione delle avvertenze riportate in questa pubblicazione si trova nel documento Regulatory Compliance and Safety Information (Conformità alle norme e informazioni sulla sicurezza) che accompagna questo dispositivo.

Advarsel  Dette varselsymbolet betyr fare. Du befinner deg i en situasjon som kan føre til personskade. Før du utfører arbeid på utstyr, må du vare oppmerksom på de faremomentene som elektriske kretser innebærer, samt gjøre deg kjent med vanlig praksis når det gjelder å unngå ulykker. Hvis du vil se oversettelser av de advarslene som finnes i denne publikasjonen, kan du se i dokumentet Regulatory Compliance and Safety Information (Overholdelse av forskrifter og sikkerhetsinformasjon) som ble levert med denne enheten.

Aviso  Este símbolo de aviso indica perigo. Encontra-se numa situação que lhe poderá causar danos físicos. Antes de começar a trabalhar com qualquer equipamento, familiarize-se com os perigos relacionados com circuitos eléctricos, e com quaisquer práticas comuns que possam prevenir possíveis acidentes. Para ver as traduções dos avisos que constam desta publicação, consulte o documento Regulatory Compliance and Safety Information (Informação de Segurança e Disposições Reguladoras) que acompanha este dispositivo.

¡Advertencia!  Este símbolo de aviso significa peligro. Existe riesgo para su integridad física. Antes de manipular cualquier equipo, considerar los riesgos que entraña la corriente eléctrica y familiarizarse con los procedimientos estándar de prevención de accidentes. Para ver una traducción de las advertencias que aparecen en esta publicación, consultar el documento titulado Regulatory Compliance and Safety Information (Información sobre seguridad y conformidad con las disposiciones reglamentarias) que se acompaña con este dispositivo.

Varning!  Denna varningssymbol signalerar fara. Du befinner dig i en situation som kan leda till personskada. Innan du utför arbete på någon utrustning måste du vara medveten om farorna med elkretsar och känna till vanligt förfarande för att förebygga skador. Se förklaringar av de varningar som förkommer i denna publikation i dokumentet Regulatory Compliance and Safety Information (Efterrättelse av föreskrifter och säkerhetsinformation), vilket medföljer denna anordning.

Safety with Electricity

Warning Read the installation instructions before you connect the system to its power source.

Warning Ultimate disposal of this product should be handled according to all national laws and regulations.

Warning Only trained and qualified personnel should be allowed to install or replace this equipment.

Warning Before working on a chassis or working near power supplies, unplug the power cord on AC units; disconnect the power at the circuit breaker on DC units.

Warning Before working on equipment that is connected to power lines, remove jewelry (including rings, necklaces,a nd watches). Metal objects will heat up when connected to power and ground and can cause serious burns or weld the metal object to the terminals.

Follow these guidelines when working on equipment powered by electricity:

Preventing Electrostatic Discharge Damage

Electrostatic discharge (ESD) can damage equipment and impair electrical circuitry. ESD damage occurs when electronic components are improperly handled and can result in complete or intermittent failures.

Always follow ESD-prevention procedures when you remove and replace components. Ensure that the chassis is electrically connected to earth ground. Wear an ESD-preventive wrist strap, ensuring that it makes good skin contact. Connect the grounding clip to an unpainted surface of the chassis frame to safely ground unwanted ESD voltages. To guard against ESD damage and shocks, the wrist strap and cord must operate properly. If no wrist strap is available, ground yourself by touching the metal part of the chassis.

Caution For safety, periodically check the resistance value of the antistatic strap, which should be between 1 and 10 megohm (Mohm).

Required Tools and Equipment

To remove or install the ROM monitor ROMs, you will need the following tools and equipment (which are not included):

Removing Feature Cards

Refer to Figure 1 and take these steps:

Caution The feature cards are not hot-swappable (that is, you cannot remove or install them when the power to the access server is ON). Be sure to turn OFF the power to the access server before installing or removing feature cards. Failure to do so can damage the access server.


Step 1   Attach an ESD-preventive wrist strap.

Step 2   Power OFF the access server.

Warning Before performing any of the following procedures, ensure that power is removed from the DC circuit. To ensure that all power is OFF, locate the circuit breaker on the panel board that services the DC circuit, switch the circuit breaker to the OFF position, and tape the switch handle of the circuit breaker in the OFF position. This warning only applies for DC equipment.

Step 3   Remove all interface cables from the rear panel of the access server.

Step 4   Loosen the two captive screws that secure the feature card or blank slot cover to the chassis until each screw is free of the chassis.

Step 5   Hold each captive screw between two fingers, and pull the feature card toward you until it slides free of the chassis.

Step 6   Set the feature card aside on an ESD-preventive mat.

Step 7   Repeat Step 4 through Step 6 until all feature cards are removed.


Figure 1: Feature Card Replacement (Carrier Card Shown)


Caution The EMI protective devices on the feature cards are designed to make the cards fit tightly. When removing the cards, they can release suddenly. Exercise caution when removing the feature cards with the removal tool.

Removing the Chassis Cover

You must open the access server chassis to gain access to its interior components: boot read-only memory (ROM) software, dynamic random-access memory (DRAM) SIMMs, and system-code SIMMs. When you replace the ROM monitor ROMs, you must also remove all feature cards in the chassis.

Warning Do not touch the power supply when the power cord is connected. For systems with a power switch, line voltages are present within the power supply even when the power switch is off and the power cord is connected. For systems without a power switch, line voltages are present within the power supply when the power cord is connected.

Warning Before working on a chassis or working near power supplies, unplug the power cord on AC units; disconnect the power at the circuit breaker on DC units.

Warning Before performing any of the following procedures, ensure that power is removed from the DC circuit. To ensure that all power is OFF, locate the circuit breaker on the panel board that services the DC circuit, switch the circuit breaker to the OFF position, and tape the switch handle of the circuit breaker in the OFF position. This warning only applies to DC equipment.

Warning Before opening the chassis, disconnect the telephone-network cables to avoid contact with telephone-network voltages.

Warning Do not work on the system or connect or disconnect cables during periods of lightning activity.

Take these steps:


Step 1   Power OFF the access server.

Step 2   Remove all interface cables from the rear panel of the access server.

Step 3   Place the access server so that the front panel is facing to you.

Step 4   Remove the three screws on the top cover of the chassis, as shown in Figure 2.


Figure 2: Removing the Top Cover


Step 5   Place one hand on each of the front corners of the top cover.

Step 6   Lift the front edge of the top cover slightly upward, as shown in Figure 3.


Figure 3: Lifting the Top Cover


Step 7   Pull the top cover toward you until the metal tabs on the top cover separate from the chassis bottom, as shown in Figure 4.

Step 8   Lift the top cover until it separates from the chassis bottom and set it aside.


Figure 4: Separating the Top Cover from the Chassis Bottom


Replacing ROM Monitor ROMs

To upgrade the ROM monitor ROM software to a new software image, the existing ROMs must be replaced.

Caution To avoid damaging ESD-sensitive components, observe all ESD precautions when handling SIMMs. To avoid damaging the motherboard or the SIMM, avoid excessive force when you remove or replace SIMMs.

Take these steps:


Step 1   Make sure that the access server is powered OFF and that the feature cards and cover are removed.

Step 2   Attach an ESD-preventive wrist strap.

Step 3   Locate the ROM monitor ROMs, labeled FW1 and FW2, on the system card. (See Figure 5.)


Figure 5: System Card Layout


Step 4   Gently extract the old ROM with a ROM extraction tool or a small flat-blade screwdriver, and set the old ROM on an ESD-preventive surface.


Note When extracting the old ROM, make sure that you pull it nearly straight out. If you use a screwdriver to remove the ROM, gently lift each end, a little at a time, to prevent or minimize bending the pins.

Step 5   Insert the new ROMs in their respective sockets as shown in Figure 5. Be careful not to bend or crush any of the bottom pins. If necessary, use needlenose pliers to straighten out any bent pins.

Caution The notch in the ROM must align with the notch in the socket on the system card. If the ROM is installed backwards, it will be damaged when the access server is powered ON.

Step 6   Reinstall the chassis on a rack, desktop, or table.

Step 7   Reinstall all interface cables.

Replacing Feature Cards

Caution The feature cards are not hot-swappable (that is, you cannot remove or install them when the power to the access server is ON). Be sure to turn OFF the power to the access server before installing or removing feature cards. Failure to do can damage the access server.

Refer to Figure 1 and take these steps:


Step 1   Slide the feature card into the card slot until it is seated completely.

Step 2   Tighten the two captive screws on the feature card to secure it to the chassis.

Step 3   If the access server is configured with fewer than three cards, make sure that a blank slot cover is installed over each open slot to ensure proper airflow inside the chassis.

Replacing the Cover

Take these steps:


Step 1   Place the chassis bottom so that the front panel is facing you.

Step 2   Hold the top cover over the chassis bottom, and align the chassis and top cover tabs at the top rear of the chassis, as shown in Figure 6.

Step 3   Push the top cover toward the chassis rear panel, and ensure the following:


Figure 6: Replacing the Chassis Cover


Step 4   Lower the front of the top cover to close the chassis, and ensure the following:

Step 5   Secure the chassis cover with three screws.

Step 6   Reinstall the chassis on a rack, desktop, or table.

Step 7   Reinstall all interface cables.

This completes the procedure for replacing ROM monitor ROMs. If you have questions or need assistance, see the next section "Cisco Connection Online".

Cisco Connection Online

Cisco Connection Online (CCO) is Cisco Systems' primary, real-time support channel. Maintenance customers and partners can self-register on CCO to obtain additional information and services.

Available 24 hours a day, 7 days a week, CCO provides a wealth of standard and value-added services to Cisco's customers and business partners. CCO services include product information, product documentation, software updates, release notes, technical tips, the Bug Navigator, configuration notes, brochures, descriptions of service offerings, and download access to public and authorized files.

CCO serves a wide variety of users through two interfaces that are updated and enhanced simultaneously: a character-based version and a multimedia version that resides on the World Wide Web (WWW). The character-based CCO supports Zmodem, Kermit, Xmodem, FTP, and Internet e-mail, and it is excellent for quick access to information over lower bandwidths. The WWW version of CCO provides richly formatted documents with photographs, figures, graphics, and video, as well as hyperlinks to related information.

You can access CCO in the following ways:

For a copy of CCO's Frequently Asked Questions (FAQ), contact cco-help@cisco.com. For additional information, contact cco-team@cisco.com.


Note If you are a network administrator and need personal technical assistance with a Cisco product that is under warranty or covered by a maintenance contract, contact Cisco's Technical Assistance Center (TAC) at 800 553-2447, 408 526-7209, or tac@cisco.com. To obtain general information about Cisco Systems, Cisco products, or upgrades, contact 800 553-6387, 408 526-7208, or cs-rep@cisco.com.





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Posted: Mon Sep 16 12:08:55 PDT 2002
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