NETGEARメーカーCM400の使用説明書/サービス説明書
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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.
デバイスNETGEAR CM400の購入後に(又は購入する前であっても)重要なポイントは、説明書をよく読むことです。その単純な理由はいくつかあります:
NETGEAR CM400をまだ購入していないなら、この製品の基本情報を理解する良い機会です。まずは上にある説明書の最初のページをご覧ください。そこにはNETGEAR CM400の技術情報の概要が記載されているはずです。デバイスがあなたのニーズを満たすかどうかは、ここで確認しましょう。NETGEAR CM400の取扱説明書の次のページをよく読むことにより、製品の全機能やその取り扱いに関する情報を知ることができます。NETGEAR CM400で得られた情報は、きっとあなたの購入の決断を手助けしてくれることでしょう。
NETGEAR CM400を既にお持ちだが、まだ読んでいない場合は、上記の理由によりそれを行うべきです。そうすることにより機能を適切に使用しているか、又はNETGEAR CM400の不適切な取り扱いによりその寿命を短くする危険を犯していないかどうかを知ることができます。
ですが、ユーザガイドが果たす重要な役割の一つは、NETGEAR CM400に関する問題の解決を支援することです。そこにはほとんどの場合、トラブルシューティング、すなわちNETGEAR CM400デバイスで最もよく起こりうる故障・不良とそれらの対処法についてのアドバイスを見つけることができるはずです。たとえ問題を解決できなかった場合でも、説明書にはカスタマー・サービスセンター又は最寄りのサービスセンターへの問い合わせ先等、次の対処法についての指示があるはずです。