Instruction/ maintenance manual of the product CM212 NETGEAR
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Introduction Thank you for purchasing a NET GEAR CM212 Cable Modem. With this modem you can have secure high-speed I nternet access and, if you have an Cable/DSL Gateway Router , share the modem with several computers. This installation guide shows you ho w to connect the modem and configure it and your computers for secure Internet access.
What’ s in the Bo x When you open the box, verify that you r eceived everything. The package includes: • NETGEAR CM212 Cable M odem • AC pow er adapter • V er tical stand • Ethernet patch ca.
Prepare f or Installation Before installing the CM212 cable modem, you should hav e active (two-way) cable service and an Internet account with your cable provider . Note: If you’re connecting a single computer to the modem, you may use either the modem’s USB or Ethernet port.
Install the Cab le Modem After unpacking the box, you can install the cable modem. Y ou do not have to po wer down any equipment to do this, but if you need to mo ve your computer (perhaps to get to a port in the back), you may want to shut down the computer before mo ving it.
Ethernet Connection U se the Ethernet cable if you ’ re connecting the modem to one or more computers and you have an available RJ-45 port on your computer . 1. Connect the CA TV cable from the wall outlet to the Cable port on the modem. 2. Connect the Ethernet cable to the RJ-45 port on the computer and to the E thernet port on the modem.
Conf igure the Computer to W ork with the Modem N ext, you configure the computer to interact with the modem. USB Connection Note: The modem must be connected to the Coaxial Cable and established link (Cable and Status Lights are solid Green) before your PC will recognize the modem.
4. Select “ Search for suitab le drivers f or my device ” and click Ne xt 5. Select CD-ROM Driv es and click Next . 7.
6. Click Next when the follo wing dialog box appears. 7. Click Finish . 8.
8. When the following dialog box appears, click Ye s . 9. Restart the computer . 10. P roceed to Chapter 4 – T est the Connection on page 11. Ethernet Connection F or the Ethernet connection, configur e the T CP/IP settings on the computer and then restart the computer .
Windo ws 98 or Me 1. Choose Settings>Control Panel from the Start menu. 2. Double-click the Netw ork icon. 3. Click the Configuration tab . 4. In the list of installed network components, select the T CP/IP entry for the computer ’ s Ethernet adapter or NIC.
Macintosh Operating System Mac OS ® 8.6 or 9.x 1. Choose Control Panels > TCP/IP from the Apple ( ) menu. 2. Choose User Mode from the Edit menu. 3. Click Advanced and click OK . 4. If not already selected, select E thernet in the Connect via list.
T est the Connection T o test your setup, y ou view a W eb page online. 1. Start your I nternet browser on the computer 2. Go to NET GEAR ’ s W eb site (www .NET GEAR.com). Note: If NETGEAR ’ S Web site doesn ’ t appear , go to T roubleshooting on page 13.
Sharing Y our Cab le Internet with Multiple Computers Combining a Cable/DSL router with your Cable M odem enables you to connect multiple computers so they can share access. Refer to your R outer documentation for complete installation instructions. Cable/DSL Web Saf e Router RP614 USB CABLE ETHERNET POWER RESET 12VDC 1.
T roub leshooting No lights are lit on the modem The modem has no power . • Make sure the po wer adapter is properly connected to the modem. • Make sure the po wer adapter is properly connected to a functioning pow er outlet. If it ’ s in a power strip , make sure the pow er strip is turned on.
F or Windo ws, the N etwork P roperties should have Obtain an IP address automatically selected (see page 9). F or Macintosh computers, the TCP/IP (or N etwork) control panel should be set to Using DHCP Server (see page 10).
Glossary of T erms Category 5 (C A T5): A twisted pair cable that meets specified requirements for high-speed networking. Community Antenna T ele vision (CA TV): Broadband cable TV and Internet access service. DOCSIS: Data Over Cable Service Interface Specification.
V oluntary Control Council for Interference (VCCI) Statement This equipment is in the second category (information equipment to be used in residential areas) and conforms to the standards set by the V.
T echnical Supp ort PLEASE REFER T O THE SUPPORT INFORMA TION CARD THA T SHIPPED WITH YOUR PR ODUCT. By r egistering your product at www .NET GEAR.com/register , we can provide you with faster expert technical support and timely notices of product and software upgrades.
An important point after buying a device NETGEAR CM212 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought NETGEAR CM212 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data NETGEAR CM212 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, NETGEAR CM212 you will learn all the available features of the product, as well as information on its operation. The information that you get NETGEAR CM212 will certainly help you make a decision on the purchase.
If you already are a holder of NETGEAR CM212, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime NETGEAR CM212.
However, one of the most important roles played by the user manual is to help in solving problems with NETGEAR CM212. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device NETGEAR CM212 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
