Manuale d’uso / di manutenzione del prodotto CM400 del fabbricante NETGEAR
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350 East Plumeria Drive San Jose, C A 95134 USA August 2014 202-11412-01 CM400 High Speed C able Modem User Manual.
2 CM400 High Speed Cable Modem Suppor t Thank you f or selecting NET GEAR products. After inst alling your device, loc ate the serial number on the label of your pr oduct and use it to r egist er your pr oduct at https ://my .net gear .c om . Y ou must r egist er your pr oduct befor e you can use NET GEAR telephone support .
3 Cont ents Chapter 1 Hardware and Internet Setup Unpack Y our Cable Modem . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 Fr ont Panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
4 1 1. Har dwar e and Int ernet Setup The NETGEAR CM400 High Speed Cable Modem provides a connection to high-speed cable Internet with speeds up to 340 Mbps. 1 The cable modem is certified by all major cable Internet providers. A Gigabit Ethernet port provides fast access and downloads.
Hardw ar e and Internet Setup 5 CM400 High Speed Cable Modem Unpack Y our Cable Modem Y our package contains the following items. Ethernet cable Power adapter Cable modem Attachable feet Figure 1. Package contents Fr ont P anel The cable modem provides status LEDs on the front.
Hardw ar e and Internet Setup 6 CM400 High Speed Cable Modem Y ou can use the LEDs to verify status and connections. The following table lists and describes each LED on the front panel of the cable modem. T able 1. LED descriptions LED Description Power • Green .
Hardw ar e and Internet Setup 7 CM400 High Speed Cable Modem P r oduc t Label The product label on the bottom of the cable modem displays the serial number and MAC address of the cable modem and login information, including the default IP address, default user name, and default password.
Hardw ar e and Internet Setup 8 CM400 High Speed Cable Modem Cable Y our C able Modem The cable modem provides a connection between your cable Internet provider ’s network and your computer , router , or WiFi router . Computer , router , or WiFi router Cable modem Coaxial cable to cable outlet Ethernet cable Figure 6.
Hardw ar e and Internet Setup 9 CM400 High Speed Cable Modem 5. T urn on the computer , router , or WiFi router . 6. W ait for the cable modem to come online. It takes at least 15 minutes for the cable modem to come online on the network. During this time, the Downstream LED and Upstream LED might blink.
Hardw ar e and Internet Setup 10 CM400 High Speed Cable Modem Note: The contact information listed might change. Y ou can also find the contact number in your monthly Internet service billing statement. 2. When asked, provide the cable modem’s serial number and MAC address, which are on the product label (see Product Label on page 7 ).
11 2 2. Manage and Monit or After you set up the cable modem, you do not need to log in to the cable modem for normal operation. However , you can log in to the cable modem to change some very limited settings and monitor the cable modem.
Manage and Monitor 12 CM400 High Speed Cable Modem Log In t o the Cable Modem After you set up the cable modem, you do not need to log in to the cable modem for normal operation. T o log in to the cable modem, you must use a web browser such as Microsoft Internet Explorer 5.
Manage and Monitor 13 CM400 High Speed Cable Modem 5. In the Starting Frequency field, type a number . 6. Click the Apply button. Y our change takes effect. View Cable Modem Initialization Y ou can track the initialization procedure of the cable modem and get details about the downstream and upstream cable channel.
Manage and Monitor 14 CM400 High Speed Cable Modem The user name is admin . The default password is password . The user name and password are case-sensitive. The BASIC Home screen displays. 4. Select Cable Connection . The Cable Connection screen displays.
Manage and Monitor 15 CM400 High Speed Cable Modem The user name is admin . The default password is password . The user name and password are case-sensitive. The BASIC Home screen displays. 4. Select ADV ANCED . The Cable Information pane displays. The Cable Information pane displays the following: • Hardware V ersion.
Manage and Monitor 16 CM400 High Speed Cable Modem 4. Select ADV ANCED > Administration > Event Log . The Event Log screen displays. The Event Log screen shows the following information: • Time . The time the event log entry was recorded. • Priority .
Manage and Monitor 17 CM400 High Speed Cable Modem 5. T ype the old password. 6. T ype the new password in the Set Password field. 7. T ype the new password in the Repeat New Password field.
Manage and Monitor 18 CM400 High Speed Cable Modem 5. In the Cable Information pane, click the Reboot button. A confirmation message displays. 6. Click the OK button.
Manage and Monitor 19 CM400 High Speed Cable Modem 3. Release the Reset button. The configuration is reset to factory default settings. When the reset is complete, the cable modem reboots. This process takes about one minute. W ARNING: T o avoid the risk of corrupting the firmware, do not interrupt the reset.
Manage and Monitor 20 CM400 High Speed Cable Modem 6. Click the OK button. The configuration is reset to factory default settings. When the reset is complete, the cable modem reboots. This process takes about one minute. W ARNING: T o avoid the risk of corrupting the firmware, do not interrupt the reset.
21 3 3. T r oubleshooting This chapter provides information about troubleshooting your cable modem. The chapter includes the following sections: • Use LEDs to T roubleshoot • Cannot Log In to the Cable Modem • T roubleshoot the Cable Internet Connection Note: NETGEAR provides helpful articles and documentation at support.
T r oubleshooting 22 CM400 High Speed Cable Modem Use LEDs t o T r oubleshoot The following table provides help when you are using the LEDs for troubleshooting. T able 2. T roubleshooting with LEDs LED Behavior Action All LEDs are off when the cable modem is plugged in.
T r oubleshooting 23 CM400 High Speed Cable Modem If the cable modem does not save changes you made, do the following: • When entering configuration settings, be sure to click the Apply button before moving to another screen, or your changes are lost.
24 A A. T echnical Specifications The following table lists the technical specifications for the cable modem. T able 3. T echnical specifications Feature Specification Power adapter • Input: 1 10–120V , 47–60 Hz • Output: 12 VDC, 1A Physical specifications • Dimensions: 5.
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 NETGEAR CM400 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 NETGEAR CM400 - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso NETGEAR CM400 imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul NETGEAR CM400 ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il NETGEAR CM400, 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 NETGEAR CM400.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il NETGEAR CM400. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo NETGEAR CM400 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.
