Manuale d’uso / di manutenzione del prodotto 3745 Series del fabbricante Cisco Systems
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Corporate Headquarters: Copyright © 2004 Cisco Systems, Inc. All rights reserved. Cisco Systems, Inc., 170 West Tasman Drive, San Jose, CA 95134-1706 USA Upgrading System Memory in Cisco 3700 Series .
2 Upgrading System Memory in Cisco 3700 Series Routers OL-5423-02 Memory Capacities This document contains t he following section s: • Memory Capacit ies, page 2 • Memory Conf igurations, page 3 .
3 Upgrading System Memory in Cisco 3700 Series Routers OL-5423-02 Memory Configuration s Memory Configurations For inform ation on configu ring dynamic memory and compact flash memory , see the followin g sections.
4 Upgrading System Memory in Cisco 3700 Series Routers OL-5423-02 Safety Re commendations Compact Flash Memory Cisco IOS software on Cisco 3700 series routers is stored in two CompactFlash memory cards—one external and on e internal. Memory cards come with 32-, 64-, or 128-MB of memor y .
5 Upgrading System Memory in Cisco 3700 Series Routers OL-5423-02 Safety Recommendations Safety Warnings Safety warnings appear throu ghout this publication in proced ures that, if performed incorrectly , may harm you. A warning s ymbol pre cedes each warning statement.
6 Upgrading System Memory in Cisco 3700 Series Routers OL-5423-02 Safety Re commendations Attention IMPORT ANTES INFORMA TIONS DE SÉCURITÉ Ce symbole d'avertissement indiq ue un danger . V ous vous trouvez dans une situatio n pouvant causer des blessures ou des dommages corporels.
7 Upgrading System Memory in Cisco 3700 Series Routers OL-5423-02 Safety Recommendations Advarsel VIKTIGE SIKKERHETSINSTRUKSJONER Dette varselssymbolet betyr fare.
8 Upgrading System Memory in Cisco 3700 Series Routers OL-5423-02 Safety Re commendations War ni ng Only trained and qualified pe rsonnel should be allowed to install, replace, or servic e this equipment. Statement 1030 War ni ng Ultimate disposal of this product should be handled according to all national laws and regulations.
9 Upgrading System Memory in Cisco 3700 Series Routers OL-5423-02 Safety Recommendations Safety with Electricity War ni n g Never touch uninsulated telephone wires or terminals unless the telephone line has been disconnected at the network interface.
10 Upgrading System Memory in Cisco 3700 Series Routers OL-5423-02 Tools and Equipment Needed Preventing Electrostatic Discharge Damage Electrostatic disc harge (ESD) can damage eq uipment and imp air electrical circu itry .
11 Upgrading System Memory in Cisco 3700 Series Routers OL-5423-02 Upgrading System Memory in Cisco 3725 Routers Removing the Cisco 3725 Router Cover T o remove the router co ver , follow these steps: Step 1 Attach an ESD-prev entive wrist stra p and ensure that it makes good co ntact with your skin.
12 Upgrading System Memory in Cisco 3700 Series Routers OL-5423-02 Upgrading System Memo ry in Cisco 3725 Routers Figure 1 Removing the Cov er from a Cisco 3725 Router Step 8 When you are ready to replace the cover , see the “Replacing the Cisco 3725 Co ver” section on p age 16 .
13 Upgrading System Memory in Cisco 3700 Series Routers OL-5423-02 Upgrading System Memory in Cisco 3725 Routers Figure 2 SDRAMM DIMM Location s in the Cisco 3725 Rout e r Figur e 3 SDRAM DIMM Or ient.
14 Upgrading System Memory in Cisco 3700 Series Routers OL-5423-02 Upgrading System Memo ry in Cisco 3725 Routers Caution Handle the DIMM b y the nonconnector edges only; do not press on the center . Handle carefully . DIMMs are ESD-sensiti ve components and can be damaged b y mishandling.
15 Upgrading System Memory in Cisco 3700 Series Routers OL-5423-02 Upgrading System Memory in Cisco 3725 Routers Installing SDRAM DIMMs T o install SDRAM DIMMs, follow these steps: Step 1 Attach an ESD-prev entive wrist stra p and ensure that it makes good co ntact with your skin.
16 Upgrading System Memory in Cisco 3700 Series Routers OL-5423-02 Upgrading System Memo ry in Cisco 3725 Routers Replacing the Cisco 3725 Cover T o replace the router cov e r , follow these steps: Step 1 Place the chassis so that th e front panel faces you.
17 Upgrading System Memory in Cisco 3700 Series Routers OL-5423-02 Upgrading System Memory in Cisco 3745 Routers Replacing Connections to the Router T o make f inal connections to the router , follo w these steps: War ni n g Read the installation instruc tions before connecting the sy stem to the power source.
18 Upgrading System Memory in Cisco 3700 Series Routers OL-5423-02 Upgrading System Memo ry in Cisco 3745 Routers Figur e 6 Captive Scr ews on a Cisco 37 45 Rout e r 72114.
19 Upgrading System Memory in Cisco 3700 Series Routers OL-5423-02 Upgrading System Memory in Cisco 3745 Routers Step 5 Open the front panel to t he straight-out position and lift it of f its hinges.
20 Upgrading System Memory in Cisco 3700 Series Routers OL-5423-02 Upgrading System Memo ry in Cisco 3745 Routers Figure 8 Removing the Mainboard T r ay from a Cisco 37 45 Router Caution The mainboard is an ESD-sensiti ve comp onent. T o avoid damage, ob serve all ESD precautions.
21 Upgrading System Memory in Cisco 3700 Series Routers OL-5423-02 Upgrading System Memory in Cisco 3745 Routers Figur e 9 SDRAMM SODIMM Location in the Cisco 37 45 Router Removing SDRAM SODIMMs T o remove SDRAM SODIMMs, follow these steps: Step 1 Attach an ESD-prev entive wrist stra p and ensure that it makes good co ntact with your skin.
22 Upgrading System Memory in Cisco 3700 Series Routers OL-5423-02 Upgrading System Memo ry in Cisco 3745 Routers Figur e 1 0 Removing and Installing SDRA M SODIMMs in the Cisco 37 45 Router Step 4 Wh.
23 Upgrading System Memory in Cisco 3700 Series Routers OL-5423-02 Upgrading System Memory in Cisco 3745 Routers Step 3 Hold the SODIMM component-si de up, with connector edge (the metal f ingers) away from you.
24 Upgrading System Memory in Cisco 3700 Series Routers OL-5423-02 Upgrading System Memo ry in Cisco 3745 Routers Replacing the Cisco 3745 Mainboard T o replace the mainboard, follow these steps: Step 1 Place the chassis so that the empty mainboard slot f aces you.
25 Upgrading System Memory in Cisco 3700 Series Routers OL-5423-02 Upgrading System Memory in Cisco 3745 Routers Figur e 13 Installing the Front P anel on a Cisco 37 45 Router Step 6 T ighten the two captiv e screws behind the small access door at the right-hand edge.
26 Upgrading System Memory in Cisco 3700 Series Routers OL-5423-02 Upgrading System Memo ry in Cisco 3745 Routers Figur e 14 Captive Scr ews on a Cisco 37 45 Router Step 7 Reinstall the chassis on a rack or desktop. Step 8 Proceed to the “Replacing Connections to the Router” section o n page 26 .
27 Upgrading System Memory in Cisco 3700 Series Routers OL-5423-02 Recovering Compact Fla sh Memory and System Images Recovering Compact Flash Memory and System Images If you hav e increased system co.
28 Upgrading System Memory in Cisco 3700 Series Routers OL-5423-02 Documentation Fe edback Ordering Documentation Y ou can find instruct ions for ordering documentation at this URL: http://www .cisco.com/uni vercd/ cc/td/doc/es_inpck/pdi.htm Y o u can order Cisco docu mentation in th ese ways: • Registered Cisco.
29 Upgrading System Memory in Cisco 3700 Series Routers OL-5423-02 Obtaining Additional Publ ications and Information Submitting a Service Request Using the online T A C Service Reque st T ool is the fast est way to open S3 and S4 service requests.
30 Upgrading System Memory in Cisco 3700 Series Routers OL-5423-02 Obtaining Additional Pub lications and Information • The Cisco Pr oduct Catalo g describes the networking p roducts of fered b y Cisco Systems, as well as ordering and customer support services.
Un punto importante, dopo l’acquisto del dispositivo (o anche prima di acquisto) è quello di leggere il manuale. Dobbiamo farlo per diversi motivi semplici:
Se non hai ancora comprato il Cisco Systems 3745 Series è un buon momento per familiarizzare con i dati di base del prodotto. Prime consultare le pagine iniziali del manuale d’uso, che si trova al di sopra. Dovresti trovare lì i dati tecnici più importanti del Cisco Systems 3745 Series - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Cisco Systems 3745 Series imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Cisco Systems 3745 Series ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Cisco Systems 3745 Series, ma non hai ancora letto il manuale d’uso, dovresti farlo per le ragioni sopra descritte. Saprai quindi se hai correttamente usato le funzioni disponibili, e se hai commesso errori che possono ridurre la durata di vita del Cisco Systems 3745 Series.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Cisco Systems 3745 Series. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Cisco Systems 3745 Series insieme con le istruzioni su come risolverli. Anche se non si riesci a risolvere il problema, il manuale d’uso ti mostrerà il percorso di ulteriori procedimenti – il contatto con il centro servizio clienti o il servizio più vicino.
