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Digital Equipment ChannelWorks DECTV-AA Installer's Manual

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ChannelWorks
Cable TV Installer's Guide
Part Number: EK-DECTV-IG. B01

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  • Page 1 ChannelWorks Cable TV Installer’s Guide Part Number: EK-DECTV-IG. B01...
  • Page 2 Federal Communications Commission (FCC) Radio Frequency Interference Statement The following statement applies only to the ChannelWorks bridge: This equipment generates, uses, and may emit radio frequency energy. The equipment has been type tested and found to comply with the limits for a Class A digital device pursuant to Part 15 of FCC rules, which are deigned to provide reasonable protection against such radio frequency interference.
  • Page 3 ChannelWorks Cable TV Installer’s Guide February 1994 This manual, in conjunction with the ChannelWorks Network Installer’s Guide and the ChannelWorks Management manual, describes how to install the ChannelWorks bridge. This manual is intended for the hardware installer and network manager. Supersession/Update Information: This is a revised manual.
  • Page 4 No responsibility is assumed for the use or reliability of software on equipment that is not sup- plied by Digital or its affiliated companies. Digital Equipment Corporation makes no representations that the use of its products in the man- ner described in this publication will not infringe on existing or future patent rights, nor do the descriptions contained in this publication imply the granting of licenses to make, use, or sell equipment or software in accordance with the description.
  • Page 5 EMC Class A Notices Warning - This is a Class A product. In a domestic environment this product may cause radio interference in which case the user may be required to take adequate mea- sures. Achtung - Diese ist ein Gerat Funkstorgrenzwertklasse A. In Wohnbereichen konnen bei Betreib dieses Gerates Rundfunkstorungen auftreten, in welchen Fallen der Benutzer fur entsprechende Gegenmassnahmen verantwortlich ist.
  • Page 6 Schallemissionswerte - Werteangaben nach ISO 9296 und ISO 7779/DIN EN27779 Schalleistungspegel Schalldruckpegel WAd, pAm, (Zuschauerpositionen) Produkt Leerlauf/Betrieb Leerlauf/Betrieb DECTV-AB [Aktuelle Werte f|r spezielle Ausr|stungsstufen sind |ber die Digital Equipment Vertre- tungen erhdltlich. 1 B = 10 dBA.] Nippon - Japan...

  • Page 7: Table Of Contents

    Contents Preface Introduction Introduction..........................1-1 Installation Tools And Equipment Required ................1-2 Tools You Need........................1-2 Installation And Verification Equipment You Need ............1-2 Additional Installation Equipment You May Need .............. 1-3 Physical Description ........................1-3 Input/Output Connections..................... 1-3 Ethernet Ports ........................ 1-3 Ethernet Port Selection Switch..................
  • Page 8 Contents Cable TV Network Overview Introduction ..........................2-1 Cable TV Network Topologies....................2-1 Typical Metropolitan Area Network Over Cable TV............2-1 Single Cable Plants ....................... 2-3 Dual Cable Plants ......................... 2-3 Topologies ..........................2-3 Preparing The Cable TV Network Introduction ..........................3-1 Setting Up The Headend Translator ....................
  • Page 9 Contents Modifying The ChannelWorks Bridge Operating Parameters........... 4-10 Modifying The Bridge Control Group Parameters............. 4-10 Modifying The Download Group Parameters ..............4-12 Modifying The Modem Control Group Parameters ............4-13 Modifying The System Group Parameters ................. 4-14 Modifying The Unique IP Addresses Parameters .............. 4-15 Loading Modified Select Parameters Groups..............
  • Page 11 Preface About This Book The ChannelWorks Cable TV Installation Guide guides you through: • A cable TV network overview • Setting up the cable TV headend translator • Preparing the cable TV network for data communications • Configuring and installing the ChannelWorks Bridge •...
  • Page 12 Document Organization The ChannelWorks Cable TV Installation Guide is organized as follows: • Chapter 1, “Introduction,” provides a physical description of the ChannelWorks Bridge, its input/output connections, and specifications along with the location and descriptions of the unit’s diagnostic and status LEDs. Chapter 1 also provides a list of required tools and materials.
  • Page 13 Conventions Used In This Guide Convention Meaning Italic Font Italic Font is used for titles books or to give special empha- sis. For example: For more information refer to the ChannelWorks Network Installer’s Guide. Special Type (Courier Font) indicates messages or prompts Special Type from the system that appear on your screen.
  • Page 14 Associated Documents Refer to the following documents for further information: • ChannelWorks Network Installer’s Guide - Describes connecting cable TV net- work and Ethernet/802.3 network cables and using the PC based Subscriber Utility to verify the ChannelWorks Bridge operating parameters. •...
  • Page 15 Symbols The following international symbols appear in this book when you must perform pro- cedures requiring proximity to electrical current. Caution - You risk damaging your equipment if you do not heed the instructions. Achtung - Wenn Sie die Anweisungen nicht beachten, könnten Sie Ihre Geräte beschä- digen.
  • Page 16 Modifications to Equipment Do not make mechanical or electrical modifications to the equipment. The ChannelWorks Bridge may not meet regulatory compliance if modified. Placement of the ChannelWorks Bridge Caution - To ensure reliable operation of the ChannelWorks Bridge and to protect it from overheating, openings in the equipment must not be blocked or covered.
  • Page 17 Power Cord Connection Warning - The ChannelWorks Bridge is designed to work with single-phase power systems having a grounded neutral conductor. To reduce the risk of electrical shock, do not plug the ChannelWorks Bridge into any other type of power system. Contact your facilities manager or certified electrician if you are not sure what type of power is sup- plied to your building.
  • Page 18 Warning - The ChannelWorks Bridge is shipped with a grounding type (three-wire) power cord. To reduce the risk of shock, always plug the cord into a grounded power outlet. Warung - Die ChannelWorks-Brücke wird mit einem geerdeten (3 adrigen) Kabel geliefert.
  • Page 19 Known Problems The following items are under investigation: 1. The ChannelWorks Bridge operation has been verified at frequencies correspond- ing to standard NCTA channel assignments. For optimal receiver operation avoid using the following forward (RX) frequencies: • 79.000 MHz • 85.000 •...
  • Page 20 xx ChannelWorks Cable TV Installer’s Guide...

  • Page 21: Introduction

    Introduction Introduction This manual explains how to prepare a cable TV network for installation of the ® ® ChannelWorks Bridge. You use the manual with the Windows based LANcity Man- agement Utility (LCM) to configure ChannelWorks operating parameters. The utility is similar to the one shipped with the unit;...

  • Page 22: Installation Tools And Equipment Required

    Installation Tools and Equipment Required When installing the ChannelWorks Bridge on a cable TV network, a significant portion of the installation process involves testing the cable’s forward and return frequency sig- nal levels. The following sections describe the required tools and test equipment and their uses.

  • Page 23: Additional Installation Equipment You May Need

    Additional Installation Equipment You May Need You should have the following additional installation equipment within easy access: • Flash light • Power extension cords/strips • Multimeter (Ohm meter/volt meter) • 75-ohm attenuators (various values, that is, 3, 6, 10 dB) •...

  • Page 24: Input/Output Connections

    Figure 1-1 Input/Output Connections Ethernet Port 10Base2 BNC Ethernet Port Selection Switch 10BaseT Link Status Indicator Ethernet Port 10BaseT RJ-45 Ethernet Port 10Base5 AUI Cable TV Receive Port AC On/Off Cable TV Transmit Port Switch Serial RS 232 Port The ChannelWorks Bridge AC Fan Grill Power Receptacle 1-4 ChannelWorks Cable TV Installer’s Guide...

  • Page 25: Ethernet Port Selection Switch

    Ethernet Port Selection Switch The Ethernet Port Selection Switch is located on the back panel between the Ethernet RJ-45 and BNC Ports. When the Ethernet Port Selection Switch is pushed in, the ChannelWorks Bridge can physically connect to an Ethernet network using its BNC Port.

  • Page 26: The Channelworks Bridge Identifying Symbols

    The serial port connects the bridge to a PC in order to run the LCM. A nine-pin D-sub- miniature connector provides the interface to the PC. Refer to Chapter 3 and Appendix A of the ChannelWorks Network Installer’s Guide for more information on how to con- nect the ChannelWorks Bridge serial port to a PC.

  • Page 27: Broadband Receive Led

    Broadband Receive LED - Color Green When flashing or continuously lit, this LED indicates the ChannelWorks Bridge is actively receiving data over the cable TV broadband media. Status LED - Color Green When flashing slowly this LED indicates the ChannelWorks Bridge diagnostics passed and the unit is ready to receive its operating parameters or boot operational software.

  • Page 28: Block Sync Led

    Block Sync LED - Color Green This LED is a cable TV broadband network status indicator. Its primary purpose is to display the status of the cable TV network after power up. When continuously lit, this LED indicates the ChannelWorks Bridge has established block synchronization and the cable TV broadband link is active.

  • Page 29: Transmaster

    TransMaster The power requirements of the TransMaster are provided below: 115 Vac 15 Watts Frequency: 60 Hz Normal Operating Environment ChannelWorks Bridge The normal operating environment of the ChannelWorks Bridge is provided below: Operating Temperature: 10 to +40° Centigrade. Storage Temperature: -40 to +66° Centigrade. Humidity: 10% to 95%, noncondensing TransMaster The normal operating environment of the TransMaster is provided below:...

  • Page 30: Transmaster

    Spurious Output -45 dBc Return Loss (TX Port) 14 dB Receiver Minimum Frequency Range 54 to 550 MHz −5 to +15 dBmV Receive Level <1 in 10 BER @ 25 dB C/N Return Loss (RX Port) 10 dB TransMaster Set-up and installation procedures for the translator are located in Chapter 3, “Setting Up the Headend Translator.”...

  • Page 31: Cable Tv Network Overview

    Cable TV Network Overview Introduction This chapter covers the following topics: • Network topologies the ChannelWorks Bridge can operate on • Descriptions of cable TV network architectures and elements Cable TV Network Topologies The following sections briefly describe some of the most popular cable TV network topologies.

  • Page 32: Typical Metropolitan Area Network Over Cable Tv

    UniLINK provides the benefit of both CSMA/CD and token passing on one network concurrently. On a general cable operator’s cable TV network, the ChannelWorks Bridge can provide a 10 Mb/s Ethernet data service in any one of 83 available standard 6 MHz forward channels (54 MHz to 550 MHz).

  • Page 33: Single Cable Plants

    Single Cable Plants Single cable plants divide the flow of signals by frequencies allowing for bidirectional communications in a single cable. A block of frequencies are used for forward trans- missions (going out from the headend) and a block of frequencies are used for return transmission (coming in to the headend).
  • Page 34 • Bus — All nodes are connected to a single length of cable. All transmissions are broadcasted to all stations on the network. • Hybrid — A hybrid network topology is a mix of topologies, that is, “the ring of stars.”...

  • Page 35: Preparing The Cable Tv Network

    Preparing the Cable TV Network Introduction This chapter covers the following topics: • Installing and setting the translator’s forward and return frequency switches • Verifying the translator’s output signal level • Attaching the translator to the cable TV network • Performing cable TV network verification tests Setting Up The Headend Translator The translator that this chapter describes is the single channel, frequency agile Trans-...

  • Page 36: Setting The Transmaster's Forward And Return Frequencies

    Figure 3-1 TransMaster, Single Channel, Frequency Agile Translator Setting The TransMaster’s Forward And Return Frequencies Forward (Output) Channel Frequency Selection Front panel DIP switches control the selection of channel frequency. You use the DIP switches labeled Output Frequency Select to set the forward channel frequency. Use the TransMaster Frequency Setting chart in Appendix A to set DIP switch assignments for the desired operating frequency.

  • Page 37: Input Frequency Select Switches Operating Positions

    Figure 3-2 Input Frequency Select Switches Operating Positions Position A Switches 1 - 13 Set For Input Freq. Desired Switches 15 & 16 Not Used Switch 14, Pre-Amp “OFF” Normal Operating Position Position B Switches 1 - 13 Set For Input Freq. Desired Preparing The Cable TV Network 3-3...

  • Page 38: Verifying The Transmaster's Output Signal Level

    Verifying The TransMaster’s Output Signal Level Verify the TransMaster’s output signal level and the forward and return center frequen- cies by performing the following procedure: 1. Using an RF Combination Meter or similar combination signal generator/RF sig- nal level meter, set the RF Combination Meter’s RF OUT frequency to the Trans- Master’s input center frequency.

  • Page 39: If Gain And Rf Output Controls

    Figure 3-3 IF Gain And RF Output Controls IF Overdrive LED RF Output Control IF Gain Control 3. Rotate the IF Gain control clockwise until the red overload indicator turns on. Back off the control until the indicator light goes off. This optimizes the IF gain setting of the TransMaster.
  • Page 40 Cable TV Network Verification Tests For each ChannelWorks Bridge to operate properly on a cable TV network, the net- work must meet the requirements listed in Chapter 2. This section provides procedures to determine the transmit and receive levels of a cable TV network. The cable TV network verification procedures are: •...

  • Page 41: Verifying Selected Cable Tv Drop's Center Frequency Receive Level

    Verifying Selected Cable TV Drop’s Center Frequency Receive Level Chapter 1’s “Cable TV Network Requirements” section listed the specifications of a properly maintained cable TV network. One of the specifications is in the category of “Output From Cable Plant (Forward, Modem Receive).” You must adhere to the Nominal Receive Level Range of −5 dBmV to +15 dBmV for the ChannelWorks Bridge to operate properly.

  • Page 42: Verifying The Flatness Of The Cable Tv Network At The Selected Drop

    Verifying The Flatness Of The Cable TV Network At The Selected Drop Referring to Figure 3-4, perform the following procedure to verify the cable TV net- work’s flatness at the selected drop. 1. Perform the center frequency receive level test. Step the RF Combination Meter’s transmit and receive frequency settings in 0.5 MHz increments toward both the low side and high side of the selected center fre- quency out to a maximum of ±2.5 MHz from center frequency.

  • Page 43: Cable Tv Network Outlet Receive Level Verification

    Figure 3-4 Cable TV Network Outlet Receive Level Verification TRANSMASTER RETURN MODULATOR SPLITTER FORWARD COMBINER RETURN DIPLEX TEST POINT FORWARD FILTER TEST POINT HEADEND TRUNK A TRUNK B OUTLET B OUTLET A OUTLET B OUTLET C OUTLET A RF Combination Meter Preparing The Cable TV Network 3-9...

  • Page 44: Verifying The Cable Tv Network's Return Outlet To Outlet Variation

    Verifying The Cable TV Network’s Return Outlet To Outlet Variation The Return Outlet to Outlet Variation is a target variation between signals transmitted at the network outlets as measured at the input to the TransMaster. This is a network- wide specification based on data taken at individual sites. To measure the cable TV network’s Return Outlet to Outlet Variation, use the system analysis meter and signal generator at the selected cable TV Drop’s outlet in conjunc- tion with another system analysis meter or RF Combination Meter located at the head-...

  • Page 45: Measuring The Return Path Loss Outlet To Outlet Variation

    Figure 3-5 Measuring The Return Path Loss Outlet To Outlet Variation RF Combination Meter TRANSMASTER RETURN TV MODULATOR SPLITTER FORWARD COMBINER RETURN TEST POINT FORWARD TEST POINT HEADEND TRUNK A TRUNK B OUTLET B OUTLET A OUTLET B OUTLET C OUTLET A RF Combination Meter Preparing The Cable TV Network 3-11...
  • Page 46 3-12 ChannelWorks Cable TV Installer’s Guide...

  • Page 47: Configuring And Installing The Channelworks Bridge

    Configuring And Installing The ChannelWorks Bridge Introduction This chapter covers the following topics: ® • Installing the LANcity Management Utility (LCM) on a PC • Setting up user accounts • Physically installing the ChannelWorks Bridge • Setting up the receive and transmit frequencies •...

  • Page 48: Installing The Lancity Management Utility On A Pc

    Installing The LANcity Management Utility On A PC You use the LCM to access the bridge’s NVRAM and verify or modify the bridge’s parameters. Perform the following procedure to install the LCM on your PC’s hard drive: 1. Insert the LCM floppy in the PC’s 3.5-in drive. 2.
  • Page 49 Figure 4-1 Directory Location Dialog Box LC Install Utility c:\lcm20 Figure 4-2 Create Program Group Dialog Box Configuring And Installing The ChannelWorks Bridge 4-3...

  • Page 50: Setting Up User Accounts

    Setting Up User Accounts You use LCM to perform verification and modification of ChannelWorks Bridge oper- ating parameters. To access LCM, you must have a user name, password and level stored in the utility’s database. Perform the following procedure to add a user. This procedure assumes that you have installed the utility on your PC’s hard drive and you have opened the LCM Bridge Manager program group window.
  • Page 51 Figure 4-3 Admin Pull Down Menu LANcity Management Utility - (defaults.dat) Add User Figure 4-4 Add User Entry Window Configuring And Installing The ChannelWorks Bridge 4-5...

  • Page 52: User Levels

    User Levels There are four levels of access for the LCM. The following is a description of the LCM access levels and ultimately the amount of access a user has to the bridge’s oper- ating parameters. LCM’s levels one and two have the same access capability as the LANcity Subscriber Utility (LCS).

  • Page 53: Setting Up The Channelworks Bridge For Operation

    Setting Up The ChannelWorks Bridge For Operation Perform the following procedure to connect a PC to the ChannelWorks Bridge serial port: This procedure assumes that you have installed LCM on your PC. If you have not installed LCM on your PC, refer to the “Installing The LANcity Management Util- ity On A PC”...

  • Page 54: Channelworks Bridge Power On Diagnostics

    10. Press the Spacebar twice, within 10 seconds after the ChannelWorks Bridge power-on diagnostics passes the ASIC Interrupt and Loopback Test and displays three periods in the left margin. This action prevents the ChannelWorks Bridge from performing its application boot at the end of its power up process. Approximately 30 seconds after you press the Spacebar, the ChannelWorks Bridge lists its memory sizes and displays its PROM monitor prompt of two greater than signs (>>).

  • Page 55: Verifying The Channelworks Bridge Parameters

    Verifying The ChannelWorks Bridge Parameters Table 4-1 is a list of the ChannelWorks Bridge Common parameters. Common param- eters must be set correctly and exactly the same in all bridges on the network in order for any of the bridges to boot and operate properly. Verify that you have a list of the ChannelWorks Bridge parameters to check the param- eter values against.

  • Page 56: Modifying The Channelworks Bridge Operating Parameters

    Modifying The ChannelWorks Bridge Operating Parameters Apply the following procedures to all of the ChannelWorks Bridge operating parame- ters. The parameters selected for discussion here are parameters required to be set for initial installation of the ChannelWorks Bridge. Modifying The Bridge Control Group Parameters To modify Bridge Control Group parameters, perform the following procedure: 1.

  • Page 57: Bridge Control Group Window

    Figure 4-6 Bridge Control Group Window Figure 4-7 Save Bridge Control Group Window Configuring And Installing The ChannelWorks Bridge 4-11...

  • Page 58: Modifying The Download Group Parameters

    Modifying The Download Group Parameters To modify the Download Group parameters, perform the following procedure: 1. Click on Parameters from LCM’s Main Menu. 2. Click on the Download Group selection. LCM displays the Download Group win- dow. Figure 4-8 shows an example. 3.

  • Page 59: Modifying The Modem Control Group Parameters

    Modifying The Modem Control Group Parameters To modify the Modem Control Group parameters, perform the following procedure: 1. Click on the Parameters from LCM’s Main Menu. 2. Click on the Modem Control Group selection. LCM displays the Modem Control Group window. Figure 4-9 shows an example. 3.

  • Page 60: Modifying The System Group Parameters

    Modifying The System Group Parameters To modify the System Group parameters, perform the following procedure: 1. Click on the Parameters from the LCM’s Main Menu. 2. Click on the System Group selection. LCM displays the System Group window. Figure 4-10 shows an example. 3.

  • Page 61: Modifying The Unique Ip Addresses Parameters

    Modifying The Unique IP Addresses Parameters To modify the Unique IP Addresses parameters, perform the following procedure: 1. Click on the Parameters from LCM’s Main Menu. 2. Click on the Unique IP Addresses selection. LCM displays the Unique IP Addresses window. Figure 4-11 shows an example. 3.
  • Page 62 Loading Modified Select Parameter Groups To load parameters that you have modified and saved for loading at a later time, per- form the following procedure: 1. From LCM’s Main Menu click the left mouse button on the Bridge menu selec- tion.

  • Page 63: Loading All Parameter Groups

    Loading All Parameter Groups To load all parameters, perform the following procedure: 1. From LCM’s Main Menu click the left mouse button on the Bridge menu selec- tion. 2. Click on the Load Parameters selection. LCM displays the Bridge Load window. Figure 4-12 shows an example.
  • Page 64 4-18 ChannelWorks Cable TV Installer’s Guide...

  • Page 65: Transmaster Frequency Switch Settings

    TransMaster Frequency Switch Settings Introduction This appendix provides input and output switch settings for LANcity Corporation’s TransMaster, frequency-agile, single-channel translator. Table A-1 lists the switch settings from 10 MHz to 550 MHz in 250 KHz increments.
  • Page 66 Table A-1 TransMaster Frequency Switch Settings SW10 SW11 SW12 SW13 SW14* SW15* SW16* DOWN DOWN DOWN DOWN DOWN DOWN 10.25 DOWN DOWN DOWN DOWN DOWN DOWN DOWN 10.5 DOWN DOWN DOWN DOWN DOWN DOWN 10.75 DOWN DOWN DOWN DOWN DOWN DOWN DOWN DOWN...
  • Page 67 DOWN DOWN DOWN DOWN DOWN 24.25 DOWN DOWN DOWN DOWN DOWN DOWN 24.5 DOWN DOWN DOWN DOWN DOWN 24.75 DOWN DOWN DOWN DOWN DOWN DOWN DOWN DOWN DOWN 25.25 DOWN DOWN DOWN DOWN DOWN DOWN DOWN 25.5 DOWN DOWN DOWN DOWN DOWN DOWN...
  • Page 68 SW10 SW11 SW12 SW13 SW14* SW15* SW16* DOWN DOWN DOWN DOWN DOWN DOWN DOWN 40.25 DOWN DOWN DOWN DOWN DOWN DOWN DOWN DOWN 40.5 DOWN DOWN DOWN DOWN DOWN DOWN DOWN 40.75 DOWN DOWN DOWN DOWN DOWN DOWN DOWN DOWN DOWN DOWN DOWN...
  • Page 69 SW10 SW11 SW12 SW13 SW14* SW15* SW16* DOWN DOWN DOWN DOWN DOWN DOWN 56.25 DOWN DOWN DOWN DOWN DOWN DOWN DOWN 56.5 DOWN DOWN DOWN DOWN DOWN DOWN 56.75 DOWN DOWN DOWN DOWN DOWN DOWN DOWN DOWN DOWN DOWN DOWN 57.25 DOWN DOWN...
  • Page 70 SW10 SW11 SW12 SW13 SW14* SW15* SW16* DOWN DOWN DOWN DOWN DOWN DOWN 72.25 DOWN DOWN DOWN DOWN DOWN DOWN DOWN 72.5 DOWN DOWN DOWN DOWN DOWN DOWN 72.75 DOWN DOWN DOWN DOWN DOWN DOWN DOWN DOWN DOWN DOWN DOWN 73.25 DOWN DOWN...
  • Page 71 SW10 SW11 SW12 SW13 SW14* SW15* SW16* DOWN DOWN DOWN DOWN DOWN 88.25 DOWN DOWN DOWN DOWN DOWN DOWN 88.5 DOWN DOWN DOWN DOWN DOWN 88.75 DOWN DOWN DOWN DOWN DOWN DOWN DOWN DOWN DOWN 89.25 DOWN DOWN DOWN DOWN DOWN DOWN DOWN...
  • Page 72 SW10 SW11 SW12 SW13 SW14* SW15* SW16* DOWN DOWN DOWN DOWN DOWN DOWN 104.25 DOWN DOWN DOWN DOWN DOWN DOWN DOWN 104.5 DOWN DOWN DOWN DOWN DOWN DOWN 104.75 DOWN DOWN DOWN DOWN DOWN DOWN DOWN DOWN DOWN DOWN DOWN 105.25 DOWN DOWN...
  • Page 73 SW10 SW11 SW12 SW13 SW14* SW15* SW16* DOWN DOWN DOWN DOWN DOWN 120.25 DOWN DOWN DOWN DOWN DOWN DOWN 120.5 DOWN DOWN DOWN DOWN DOWN 120.75 DOWN DOWN DOWN DOWN DOWN DOWN DOWN DOWN DOWN 121.25 DOWN DOWN DOWN DOWN DOWN DOWN DOWN...
  • Page 74 SW10 SW11 SW12 SW13 SW14* SW15* SW16* DOWN DOWN DOWN DOWN DOWN 136.25 DOWN DOWN DOWN DOWN DOWN DOWN 136.5 DOWN DOWN DOWN DOWN DOWN 136.75 DOWN DOWN DOWN DOWN DOWN DOWN DOWN DOWN DOWN 137.25 DOWN DOWN DOWN DOWN DOWN DOWN DOWN...
  • Page 75 SW10 SW11 SW12 SW13 SW14* SW15* SW16* DOWN DOWN DOWN DOWN 152.25 DOWN DOWN DOWN DOWN DOWN 152.5 DOWN DOWN DOWN DOWN 152.75 DOWN DOWN DOWN DOWN DOWN DOWN DOWN 153.25 DOWN DOWN DOWN DOWN DOWN DOWN 153.5 DOWN DOWN DOWN DOWN DOWN...
  • Page 76 SW10 SW11 SW12 SW13 SW14* SW15* SW16* DOWN DOWN DOWN DOWN DOWN DOWN DOWN 168.25 DOWN DOWN DOWN DOWN DOWN DOWN DOWN DOWN 168.5 DOWN DOWN DOWN DOWN DOWN DOWN DOWN 168.75 DOWN DOWN DOWN DOWN DOWN DOWN DOWN DOWN DOWN DOWN DOWN...
  • Page 77 SW10 SW11 SW12 SW13 SW14* SW15* SW16* DOWN DOWN DOWN DOWN DOWN DOWN 184.25 DOWN DOWN DOWN DOWN DOWN DOWN DOWN 184.5 DOWN DOWN DOWN DOWN DOWN DOWN 184.75 DOWN DOWN DOWN DOWN DOWN DOWN DOWN DOWN DOWN DOWN DOWN 185.25 DOWN DOWN...
  • Page 78 SW10 SW11 SW12 SW13 SW14* SW15* SW16* DOWN DOWN DOWN DOWN DOWN DOWN 200.25 DOWN DOWN DOWN DOWN DOWN DOWN DOWN 200.5 DOWN DOWN DOWN DOWN DOWN DOWN 200.75 DOWN DOWN DOWN DOWN DOWN DOWN DOWN DOWN DOWN DOWN DOWN 201.25 DOWN DOWN...
  • Page 79 SW10 SW11 SW12 SW13 SW14* SW15* SW16* DOWN DOWN DOWN DOWN DOWN 216.25 DOWN DOWN DOWN DOWN DOWN DOWN 216.5 DOWN DOWN DOWN DOWN DOWN 216.75 DOWN DOWN DOWN DOWN DOWN DOWN DOWN DOWN DOWN 217.25 DOWN DOWN DOWN DOWN DOWN DOWN DOWN...
  • Page 80 SW10 SW11 SW12 SW13 SW14* SW15* SW16* DOWN DOWN DOWN DOWN DOWN DOWN 232.25 DOWN DOWN DOWN DOWN DOWN DOWN DOWN 232.5 DOWN DOWN DOWN DOWN DOWN DOWN 232.75 DOWN DOWN DOWN DOWN DOWN DOWN DOWN DOWN DOWN DOWN DOWN 233.25 DOWN DOWN...
  • Page 81 SW10 SW11 SW12 SW13 SW14* SW15* SW16* DOWN DOWN DOWN DOWN DOWN 248.25 DOWN DOWN DOWN DOWN DOWN DOWN 248.5 DOWN DOWN DOWN DOWN DOWN 248.75 DOWN DOWN DOWN DOWN DOWN DOWN DOWN DOWN DOWN 249.25 DOWN DOWN DOWN DOWN DOWN DOWN DOWN...
  • Page 82 SW10 SW11 SW12 SW13 SW14* SW15* SW16* DOWN DOWN DOWN DOWN DOWN 264.25 DOWN DOWN DOWN DOWN DOWN DOWN 264.5 DOWN DOWN DOWN DOWN DOWN 264.75 DOWN DOWN DOWN DOWN DOWN DOWN DOWN DOWN DOWN 265.25 DOWN DOWN DOWN DOWN DOWN DOWN DOWN...
  • Page 83 SW10 SW11 SW12 SW13 SW14* SW15* SW16* DOWN DOWN DOWN DOWN 280.25 DOWN DOWN DOWN DOWN DOWN 280.5 DOWN DOWN DOWN DOWN 280.75 DOWN DOWN DOWN DOWN DOWN DOWN DOWN 281.25 DOWN DOWN DOWN DOWN DOWN DOWN 281.5 DOWN DOWN DOWN DOWN DOWN...
  • Page 84 SW10 SW11 SW12 SW13 SW14* SW15* SW16* DOWN DOWN DOWN DOWN DOWN DOWN 296.25 DOWN DOWN DOWN DOWN DOWN DOWN DOWN 296.5 DOWN DOWN DOWN DOWN DOWN DOWN 296.75 DOWN DOWN DOWN DOWN DOWN DOWN DOWN DOWN DOWN DOWN DOWN 297.25 DOWN DOWN...
  • Page 85 SW10 SW11 SW12 SW13 SW14* SW15* SW16* DOWN DOWN DOWN DOWN DOWN 312.25 DOWN DOWN DOWN DOWN DOWN DOWN 312.5 DOWN DOWN DOWN DOWN DOWN 312.75 DOWN DOWN DOWN DOWN DOWN DOWN DOWN DOWN DOWN 313.25 DOWN DOWN DOWN DOWN DOWN DOWN DOWN...
  • Page 86 SW10 SW11 SW12 SW13 SW14* SW15* SW16* DOWN DOWN DOWN DOWN DOWN 328.25 DOWN DOWN DOWN DOWN DOWN DOWN 328.5 DOWN DOWN DOWN DOWN DOWN 328.75 DOWN DOWN DOWN DOWN DOWN DOWN DOWN DOWN DOWN 329.25 DOWN DOWN DOWN DOWN DOWN DOWN DOWN...
  • Page 87 SW10 SW11 SW12 SW13 SW14* SW15* SW16* DOWN DOWN DOWN DOWN 344.25 DOWN DOWN DOWN DOWN DOWN 344.5 DOWN DOWN DOWN DOWN 344.75 DOWN DOWN DOWN DOWN DOWN DOWN DOWN 345.25 DOWN DOWN DOWN DOWN DOWN DOWN 345.5 DOWN DOWN DOWN DOWN DOWN...
  • Page 88 SW10 SW11 SW12 SW13 SW14* SW15* SW16* DOWN DOWN DOWN DOWN DOWN 360.25 DOWN DOWN DOWN DOWN DOWN DOWN 360.5 DOWN DOWN DOWN DOWN DOWN 360.75 DOWN DOWN DOWN DOWN DOWN DOWN DOWN DOWN DOWN 361.25 DOWN DOWN DOWN DOWN DOWN DOWN DOWN...
  • Page 89 SW10 SW11 SW12 SW13 SW14* SW15* SW16* DOWN DOWN DOWN DOWN 376.25 DOWN DOWN DOWN DOWN DOWN 376.5 DOWN DOWN DOWN DOWN 376.75 DOWN DOWN DOWN DOWN DOWN DOWN DOWN 377.25 DOWN DOWN DOWN DOWN DOWN DOWN 377.5 DOWN DOWN DOWN DOWN DOWN...
  • Page 90 SW10 SW11 SW12 SW13 SW14* SW15* SW16* DOWN DOWN DOWN DOWN 392.25 DOWN DOWN DOWN DOWN DOWN 392.5 DOWN DOWN DOWN DOWN 392.75 DOWN DOWN DOWN DOWN DOWN DOWN DOWN 393.25 DOWN DOWN DOWN DOWN DOWN DOWN 393.5 DOWN DOWN DOWN DOWN DOWN...
  • Page 91 SW10 SW11 SW12 SW13 SW14* SW15* SW16* DOWN DOWN DOWN 408.25 DOWN DOWN DOWN DOWN 408.5 DOWN DOWN DOWN 408.75 DOWN DOWN DOWN DOWN DOWN 409.25 DOWN DOWN DOWN DOWN DOWN 409.5 DOWN DOWN DOWN DOWN 409.75 DOWN DOWN DOWN DOWN DOWN DOWN...
  • Page 92 SW10 SW11 SW12 SW13 SW14* SW15* SW16* DOWN DOWN DOWN DOWN DOWN DOWN DOWN DOWN 424.25 DOWN DOWN DOWN DOWN DOWN DOWN DOWN DOWN DOWN 424.5 DOWN DOWN DOWN DOWN DOWN DOWN DOWN DOWN 424.75 DOWN DOWN DOWN DOWN DOWN DOWN DOWN DOWN...
  • Page 93 SW10 SW11 SW12 SW13 SW14* SW15* SW16* DOWN DOWN DOWN DOWN DOWN DOWN DOWN 440.25 DOWN DOWN DOWN DOWN DOWN DOWN DOWN DOWN 440.5 DOWN DOWN DOWN DOWN DOWN DOWN DOWN 440.75 DOWN DOWN DOWN DOWN DOWN DOWN DOWN DOWN DOWN DOWN DOWN...
  • Page 94 SW10 SW11 SW12 SW13 SW14* SW15* SW16* DOWN DOWN DOWN DOWN DOWN DOWN DOWN 456.25 DOWN DOWN DOWN DOWN DOWN DOWN DOWN DOWN 456.5 DOWN DOWN DOWN DOWN DOWN DOWN DOWN 456.75 DOWN DOWN DOWN DOWN DOWN DOWN DOWN DOWN DOWN DOWN DOWN...
  • Page 95 SW10 SW11 SW12 SW13 SW14* SW15* SW16* DOWN DOWN DOWN DOWN DOWN DOWN 472.25 DOWN DOWN DOWN DOWN DOWN DOWN DOWN 472.5 DOWN DOWN DOWN DOWN DOWN DOWN 472.75 DOWN DOWN DOWN DOWN DOWN DOWN DOWN DOWN DOWN DOWN DOWN 473.25 DOWN DOWN...
  • Page 96 SW10 SW11 SW12 SW13 SW14* SW15* SW16* DOWN DOWN DOWN DOWN DOWN DOWN DOWN 488.25 DOWN DOWN DOWN DOWN DOWN DOWN DOWN DOWN 488.5 DOWN DOWN DOWN DOWN DOWN DOWN DOWN 488.75 DOWN DOWN DOWN DOWN DOWN DOWN DOWN DOWN DOWN DOWN DOWN...
  • Page 97 SW10 SW11 SW12 SW13 SW14* SW15* SW16* DOWN DOWN DOWN DOWN DOWN DOWN 504.25 DOWN DOWN DOWN DOWN DOWN DOWN DOWN 504.5 DOWN DOWN DOWN DOWN DOWN DOWN 504.75 DOWN DOWN DOWN DOWN DOWN DOWN DOWN DOWN DOWN DOWN DOWN 505.25 DOWN DOWN...
  • Page 98 SW10 SW11 SW12 SW13 SW14* SW15* SW16* DOWN DOWN DOWN DOWN DOWN DOWN 520.25 DOWN DOWN DOWN DOWN DOWN DOWN DOWN 520.5 DOWN DOWN DOWN DOWN DOWN DOWN 520.75 DOWN DOWN DOWN DOWN DOWN DOWN DOWN DOWN DOWN DOWN DOWN 521.25 DOWN DOWN...
  • Page 99 SW10 SW11 SW12 SW13 SW14* SW15* SW16* DOWN DOWN DOWN DOWN DOWN 536.25 DOWN DOWN DOWN DOWN DOWN DOWN 536.5 DOWN DOWN DOWN DOWN DOWN 536.75 DOWN DOWN DOWN DOWN DOWN DOWN DOWN DOWN DOWN 537.25 DOWN DOWN DOWN DOWN DOWN DOWN DOWN...
  • Page 100 A-36 ChannelWorks Cable TV Installer’s Guide...
  • Page 101 Index Numerics 10Base2 1-3 gain 3-1, 3-2, 3-4 10Base5 1-3, 1-5 10BaseT 1-3, 1-6 headend 2-3 High-split 2-3 AC power 1-6 Hybrid 2-4 administration parameters 4-5 attenuator 3-4 AUI 1-3, 1-5 IEEE 802.3 1-3, 2-1 inbound 3-1 IP Address 4-6 bi-directional 2-3 block synchronization 1-7 BNC 1-3, 1-5...
  • Page 102 receive 3-6, 3-8, 4-1, 4-5 Windows 4-2 Receive Port 1-5 return 1-2, 2-3, 3-2, 3-3, 3-6 return channel 1-5 RF carrier signal 1-2 RF Combination Meter 3-3, 3-4, 3-5, 3-6, 3-8, 3-9 RJ-45 1-3, 1-5 RS-232 1-3 self diagnostics 1-6 serial port 1-5 signal generator 1-2 single cable 2-3...
  • Page 103 ChannelWorks Cable TV Installer’s Guide EK-DECTV-IG. B01 READER’S COMMENTS What do you think of this manual? Your comments and suggestions will help us to improve the quality and usefulness of our publications. Please rate this manual: Poor Excellent Accuracy Readability Examples Organization Completeness...
  • Page 104 DO NOT CUT - FOLD HERE AND TAPE NO POSTAGE NECESSARY IF MAILED IN THE UNITED STATES BUSINESS REPLY LABEL FIRST CLASS PERMIT NO. 33 MAYNARD MASS. POSTAGE WILL BE PAID BY ADDRESSEE Telecommunications and Networks Publications 550 King Street Littleton, MA 01460-1289 DO NOT CUT - FOLD HERE...
  • Page 106 Printed in U.S.A.

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