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Toshiba DOCSIS Cable Modem
Owner’s Manual
PCX2500
Model Name DAZ8821F/S
Jan., 2002
(UDU)
1
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Warning: This product may not be exported outside the US and Canada without US Department of Commerce, Bureau of Export Administration authorization. Any export or re-export by the purchaser, directly or indirectly, in contravention of U.S. Export Administration Regulation is prohibited. Product and company names listed are trademarks or trade names of their respective companies. Copyright 2002, Toshiba Corporation. All rights reserv
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Table of Contents Congratulations on Your Purchase 4 Contact Information 4 Support Information 4 Sales Information 4 Web Page 4 Important Rules for Safe Operation 5 Installation 5 Use 6 Service 7 Overview 8 How does a cable modem work? 8 How does a cable modem connect to a computer? 8 What is DOCSIS? 9 Getting Started 10 What’s in the box? 10 Front side LEDs 10 Rear side Connectors 10 Installing USB Drivers 11 Diagnostics 13 How to Use the Stand 14
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Congratulations on Your Purchase! Your new Toshiba DOCSIS Cable Modem will provide you with high-speed access to the Internet through your cable TV (CATV) network- accesses at a fraction of the time it takes traditional telephone modems. In addition, your service will be always connected. Those two features give you the information you want, when you want it … and your telephone line is kept free. Contact Information Support Information Phone: (949) 583-3223 Fax: (949) 583-35
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Important Rules for Safe Operation In addition to the careful attention devoted to quality standards in the manufacture of your Toshiba DOCSIS Cable Modem, safety is a major factor in the design of every product. However, safety is your responsibility, too. This section lists important information that will help assure your enjoyment and proper use of the Cable Modem and accessory equipment. Please read them carefully before operating and using your modem. Installation Read and Fol
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Do Not Use Near Water - Do not use this product near water - for example, near a bath tub, sink or laundry tub, in a wet basement or near a swimming pool, and the like. Do Not Place Near High Temperature Source - for example near a steamer, Kitchen range fire, and the like. Use Caution in Mounting This Product - Do not place this product on an unstable surface or support. The product may fall, causing serious injury to a child or adult, as well as serious damage to the product. Use Car
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Service Do Not Remove Covers - Do not attempt to service this product yourself, as opening or removing covers may expose you to dangerous voltage or other hazards. Refer all servicing to qualified service personnel. Unplug this product from the wall outlet carefully, as the AC adapter may be hot. Refer Servicing to Qualified Service Personnel Under the Conditions Listed Below ♦ When the power supply cord or plug is damaged. ♦ If liquid has been spilled or objects have fallen into the
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Overview The modem provides you with high-speed data communications over the television cable network by following the widely accepted DOCSIS/MCNS standards being developed by the Multimedia Cable Network System (MCNS) consortium. Those standards offer a combination of high performance and interoperability among many of the cable system operators in North America. How does a cable modem work? As you know, digital signals are represented by high and low electrical voltage levels. And
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What is DOCSIS? Data Over Cable Service Interface Specifications. DOCSIS defines interface requirements for cable modems involved in high-speed data distribution over a cable television network. On November 17, 1997, Cable Television Laboratories, Inc. (Cable Labs) and its members established a formal path of certification for cable modem equipment suppliers to obtain an interoperability seal for their products based on the DOCSIS specification. This certification process provides cable
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Getting Started What’s in the Box? Make sure that you’ve received the following items. If any item is missing or damaged, contact your dealer immediately. ♦ Toshiba DOCSIS Cable Modem ♦ 10BASE-T Cable (6 feet) ♦ USB Cable (5 feet) ♦ AC Adapter ♦ Stand ♦ CD-ROM Front side LEDs Rear side Connectors Refer to the back cover for cable modem installation instructions. 10
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Installing USB Drivers If use the USB interface, connect the cable modem to the PC via the USB, you must install the "USB Driver" in your PC as follows. These "USB Drivers" support a PC running Microsoft Windows 98SE, 2000, Me and XP. Preparation (1)Confirm the Cable modem ready to transfer data by Front panel LED. (See "Diagnostics") (2)Plug the “Type A” end of the USB cable into the USB port of your PC. Plug the “Type B” end of the USB cable into the back of the Cable Mo
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USB COMPOSITE DRIVER REMOVAL (1)Make sure that the USB cable is plugged into your PC. (2)Go to the Start button; choose "Settings" and then "Control Panel". (3)From inside the "Control Panel" choose "System". (4)Choose the tab on the top of the screen for "Device Manager". (5)Click the "+" next to "Universal Serial Bus Controllers". (6)Click "USB Composite Device" to select it and choose "Remove". (7)Once the USB Composite Device is removed, restart your PC and follow the instructi
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Diagnostics The Cable Modem has five status LEDs for diagnostics. You can monitor the LEDs during installation and during normal operations. Table 1 shows Cable Modem status LEDs and identifies what each LED light means. This table will help you to diagnose problems. Function Color Definition Cable Green - dark for no downstream RF carrier present or power off - flashing slowly(*1) for searching the downstream RF carrier - flashing(*2) for downstream RF carrier present and ranging
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How to Use the Stand Please attach the stand to the front of the Cable Modem, referring to the figure below. 14
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Specifications The Toshiba DOCSIS Cable Modem is DOCSIS/MCNS compliant. RF Interface Receiver Physical Speed: 30 Mbps (64QAM) / 43 Mbps (256QAM) Symbol rate: 5.056941 Msym/sec (64QAM) 5.360537 Msym/sec (256QAM) Demodulation: 64QAM / 256QAM Bandwidth: 6 MHz Frequency range: 88 MHz to 860 MHz (edge-to-edge) in 62.5 kHz steps Input signal level: -15 dBmV to +15 dBmV Input impedance: 75 ohms Input Return loss: > 6 dB from 88 MHz to 860 MHz Transmitter Physical Sp
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Environmental Operating temperature: 32 to 104 degrees Fahrenheit Humidity: 10 to 90 percent (non-condensing) Storage temperature: -4 to 140 degrees Fahrenheit Safety: EN60950 UL1310 UL1950 EMC: EN55022 : 1998 3rd. Class B (Emission) EN55024 : 1998 (Immunity) FCC part 15 class B 16
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Q & A Q: How to connect the cable modem to the hub/switch via the 10BASE-T ? A: Cable Modem is connected to the uplink port on the hub/switch, or use cross-over Ethernet cable to connect the normal port on the 10BASE-T hub/switch. (See below) PC PC Cross-over Cable or connect to uplink port USB Cable 10BASE-T Cable TV Coax HUB/ Switch Cable Modem Q:How to connect the Cable Modem to the PC via the USB ? A: Plug the Type A end of the USB cable into the USB port of
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Q: Where can I download the driver for Cable modem? A: In case of use 10BASE-T interface, the Cable Modem is a stand-alone device that has a 10BASE-T port. All workstations or hub must have a 10BASE-T port or card to connect to the Cable Modem. Since the Cable Modem is a stand alone device, there is no special driver needed on the workstation. In case of use USB interface, the Cable Modem that connects to a PC running Microsoft Windows 98SE, 2000, Me or XP via the USB interface, you mu
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Regulatory <>FCC Notice: This equipment has been tested and found to comply with the limits for a Class B personal computer and peripherals, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communication
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Glossary 10BASE-T Unshielded, twisted pair cable with an RJ-45 connector, used with Ethernet LAN. “10” indicates the speed (10 Mbps), “Base” refers to baseband technology, and “T” means twisted pair cable. Cable TV Coax Cable that allows wide bandwidth transmission over long distances. Coaxial cable (coax) comprises an inner conductor surrounded by insulation. An outer conductor wraps around the insulation, which, in turn, is covered by an outer plastic covering. Ethernet card A plug
