Książeczka ostrzegawcza i instrukcja obsługi Cisco 7000 i 7507 Led Board Mas 7kled są ważnymi dokumentami, które służą do zapewnienia bezpiecznego i skutecznego użytkowania produktu. Instrukcja obsługi zapewnia użytkownikowi informacje na temat funkcji urządzenia, w tym jak go włączyć, jak go używać, jakie są jego specyfikacje i jak działa. Książeczka ostrzegawcza zawiera informacje na temat bezpiecznego użytkowania produktu. W tym dokumencie znajdują się ważne ostrzeżenia przed używaniem produktu i ważne informacje dotyczące bezpiecznego użytkowania urządzenia. Oba dokumenty powinny być przestrzegane przez użytkowników w celu zapewnienia bezpiecznego i skutecznego użytkowania urządzenia.
Ostatnia aktualizacja: Książeczka ostrzegawcza i instrukcja obsługi Cisco 7000 And 7507 Led Board Mas 7kled
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Doc. No. 78-1060-02
Cisco 7000 and Cisco 7507
LED Board Replacement Instructions
Product Number: MAS-7KLED
Customer Order Number: DOC-781060=
This document contains instructions for replacing the top and bottom front chassis panels and the
LED board in the Cisco 7000 and Cisco 7507.
Note The LED board installation and functionality are identical for both chassis; therefore,
throughout this document, both chassis are referred to as the chassis, with differences clearly noted.
The top and bottom f
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UPPER LOWER NORMAL POWER POWER Cisco 7000 Product Overview Product Overview This section describes the top and bottom front chassis panels and the LED board. Top and Bottom Front Chassis Panels The top and bottom front chassis panels each comprise a plastic injected-molded bezel on a metal frame. The top front panel covers the entire front chassis opening and attaches to the bottom of the chassis frame with two captive screws. (See Figure 1) Figure 1 Chassis Top Front Panel (Shown with Bottom FStreszczenie treści zawartej na stronie nr. 3
UPPER LOWER NORMAL POWER POWER UPPER LOWER NORMAL POWER POWER Cisco 7000 Product Overview LED Board Location and Description The LED board contains the three LEDs that report system software (normal) and power supply (upper power and lower power) status through semiopaque panels on the front of the chassis. Figure 2 shows the three system status indicators. Figure 2 System Status Indicators (Front-Panel LEDs) The LED board is mounted to the backplane on a horizontal plane near the top of the cStreszczenie treści zawartej na stronie nr. 4
Product Overview Two pins in the brackets and a metal spring that butts up against the ceiling of the chassis keep the board in place. (See Figure 3. ) You must remove the top front chassis panel to access the LED board. Carefully follow the top front chassis panel removal instructions to avoid damaging the LEDs or the LED board. Figure 4 Internal Chassis Front View (Showing the LED Board Location) LED board spring LED board (mounted on horizontal plane in chassis) LEDs Blower connection BlowerStreszczenie treści zawartej na stronie nr. 5
Prerequisites Prerequisites Before you begin an installation, review the safety guidelines in this section to avoid injuring yourself or damaging the equipment. 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. Waarschuwing Dit waarschuwingssymbool betekent gevaar. U verkeert in een situatie dStreszczenie treści zawartej na stronie nr. 6
Prerequisites Safety Guidelines The following guidelines will help to ensure your safety and protect the equipment. This list is not inclusive of all potentially hazardous situations, so be alert. • Always turn all power supplies off and disconnect power cords before removing the top front chassis panel. Dangerous current levels are present on the backplane when power is on. • Do not work alone when potentially hazardous conditions exist. • Carefully examine your work area for possible hazards sStreszczenie treści zawartej na stronie nr. 7
Removing and Replacing the Front Chassis Panels • When removing or installing an LED board, connect the equipment end of the ground strap to an unpainted surface of the chassis, such as the vertical metal frame that is exposed when the front chassis panels are removed. • Handle boards by the edges only; avoid touching the board components, traces, or connector pins. • Place a removed board component-side-up on an antistatic surface or in a static shielding bag. If you are returning the board toStreszczenie treści zawartej na stronie nr. 8
UPPER LOWER NORMAL POWER POWER Cisco 7000 Removing and Replacing the Front Chassis Panels 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. (For translation of this safety warning, refer to the section “DC PowerStreszczenie treści zawartej na stronie nr. 9
UPPER LOWER NORMAL POWER POWER UPPER LOWER NORMAL POWER POWER Cisco 7000 Cisco 7000 Removing and Replacing the Front Chassis Panels Figure 6 Removing the Top Front Panel a b With your other hand, grasp the front of the panel by inserting your fingers into the opening Step 5 on the underside of the bezel. (See Figure 6a. ) Step 6 While pushing slightly against the top of the panel to constrain it, pivot the bottom edge of the frame outward about two inches. ) Because of the tightlyStreszczenie treści zawartej na stronie nr. 10
Removing and Replacing the Front Chassis Panels Step 6 While holding the panel in place, place one palm against the top front center of the panel to brace it, and place the other against the lip near the bottom edge of the frame. (See Figure 7d. ) Step 7 Push the panel upward and back into the chassis opening until the tabs on the front sides of the panel are flush against the front of the chassis. (See Figure 7e. ) You will have to use significant force to compress the EMI shielding enough to fit inStreszczenie treści zawartej na stronie nr. 11
UPPER LOWER NORMAL POWER POWER UPPER LOWER NORMAL POWER POWER UPPER LOWER NORMAL POWER POWER UPPER LOWER NORMAL POWER POWER UPPER LOWER NORMAL POWER POWER Cisco 7000 Cisco 7000 Cisco 7000 Cisco 7000 Cisc Cisc Removing and Replacing the Front Chassis Panels Figure 7 Replacing the Top Front Panel Guide tab slides up into a slot in chassis c b e d Cisco 7000 and Cisco 7507 LED Board Replacement Instructions 11 H1460aStreszczenie treści zawartej na stronie nr. 12
Removing and Replacing the LED Board Removing and Replacing the LED Board The LED board slides horizontally into two mounting brackets near the top of the chassis interior and connects directly to the backplane. You must turn all system power off and remove the top and bottom front chassis panels to access the chassis interior. Warning Read the installation instructions before you connect the system to its power source. (For translation of this safety warning, refer to the section “InstallationStreszczenie treści zawartej na stronie nr. 13
Removing and Replacing the LED Board Step 7 Keep the spring depressed as you pull the board straight out at a 90-degree orientation to the backplane. Step 8 Place the board in an antistatic bag if returning it to the factory. Installing a New LED Board To install the new LED board, perform the following steps: Step 1 Ensure that the power supplies are still turned OFF and disconnected from the power source, and that you are still wearing a ground strap. Caution Handle the LED board by the edgesStreszczenie treści zawartej na stronie nr. 14
Removing and Replacing the LED Board Installation Checkout Perform the following steps to verify that the new LED board functions correctly. Note The following warning is for units with DC-input power supplies. Warning After wiring the DC power supply, remove the tape from the circuit breaker switch handle and reinstate power by moving the handle of the circuit breaker to the ON position. (For translation of this safety warning, refer to the section “DC Power Connection Warning” on page 18. ) SteStreszczenie treści zawartej na stronie nr. 15
Translated Safety Warnings Translated Safety Warnings Following are translations of the safety warnings that appear throughout this publication: Lightning Activity Warning Warning Do not work on the system or connect or disconnect cables during periods of lightning activity. Waarschuwing Tijdens onweer dat gepaard gaat met bliksem, dient u niet aan het systeem te werken of kabels aan te sluiten of te ontkoppelen. Varoitus Älä työskentele järjestelmän parissa äläkä yhdistä tai irrota kaapeleita uStreszczenie treści zawartej na stronie nr. 16
Translated Safety Warnings Advarsel Før kabinettet åpnes, skal kablene for telenettet kobles fra for å unngå å komme i kontakt med spenningen i telenettet. Aviso Antes de abrir o chassis, desligue os cabos da rede telefónica para evitar contacto com a tensão da respectiva rede. ¡Advertencia! Antes de abrir el chasis, desconectar el cableado dirigido a la red telefónica para evitar contacto con voltajes de la propia red. Varning! Koppla loss ledningarna till telefonnätet innan du öppnar chassit sStreszczenie treści zawartej na stronie nr. 17
Translated Safety Warnings Electric Shock Warning Warning This unit might have more than one power cord. To reduce the risk of electric shock, disconnect the two power supply cords before servicing the unit. Waarschuwing Dit toestel kan meer dan één netsnoer hebben. Om het risico van een elektrische schok te verminderen, dient u de stekkers van de twee netsnoeren uit het stopcontact te halen voordat u het toestel een servicebeurt geeft. Varoitus Tässä laitteessa saattaa olla useampi kuin yksi viStreszczenie treści zawartej na stronie nr. 18
Translated Safety Warnings Attention Avant de pratiquer l'une quelconque des procédures ci-dessous, vérifier que le circuit en courant continu n'est plus sous tension. Pour en être sûr, localiser le disjoncteur situé sur le panneau de service du circuit en courant continu, placer le disjoncteur en position fermée (OFF) et, à l'aide d'un ruban adhésif, bloquer la poignée du disjoncteur en position OFF. Warnung Vor Ausführung der folgenden Vorgänge ist sicherzustellen, daß die GleichstromschaltungStreszczenie treści zawartej na stronie nr. 19
Translated Safety Warnings Warnung Nach Verdrahtung des Gleichstrom-Netzgeräts entfernen Sie das Klebeband vom Schaltergriff des Unterbrechers und schalten den Strom erneut ein, indem Sie den Griff des Unterbrechers auf EIN stellen. Avvertenza Dopo aver eseguito il cablaggio dell’alimentatore CC, togliere il nastro adesivo dall’interruttore automatico e ristabilire l’alimentazione spostando all'interruttore automatico in posizione ON. Advarsel Etter at likestrømsenheten er tilkoblet, fjernes teiStreszczenie treści zawartej na stronie nr. 20
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