Paradyne HOTWIRE 7924 User Manual

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Paradyne HOTWIRE 7924 User Manual Manual pdf 23 page image

Customizing DSX-1-Compatible Units4-4 7924-A2-GB20-20August 1997Table 4-1. DSX-1-Compatible Units Configuration Options (2 of 2)5) Line Build OutPossible Settings: 0 to 133 ft, 133 to 255 ft, 266 to 399 ft, 399 to 533 ft, 533 to 699 ftDefault Setting: 0 to 133 ftTo change the line build-out length, enter 5 at the Config command prompt. You willthen be prompted to select from the following options:1) 0 to 133 ft2) 133 to 255 ft3) 266 to 399 ft4) 399 to 533 ft5) 533 to 699 ftN) No changeNOTE: Additional options may be displayed on your terminal. These other options(for –7.5, –15, and –22.5 dB) are not designed for use with this product.Use of these other options will cause a weak signal and degradeperformance. Select from options 1 through 5 only.You must reset the board for changes to the card type or loops enabled(options 1 or 2) to take effect. A system message is displayed on the terminal toremind you to reset the board. To reset the board, use option 4 from the MainMenu. (The board may also be reset by cycling the power on the board.) Allconfiguration settings are stored in nonvolatile memory.The HDSL rate type, firmware revision numbers, and the serial number displayedon the Board Configuration screen cannot be changed.Options 6 and 7 (Switchpack and Line Build-Out Definitions) on the Config menudisplay the switchpack and jumper positions used when changing configurationchanges manually. These options are described in the next section of thischapter.Making Changes in Switchpack ModeWhen operating in Switchpack Mode, you can change configuration options bymoving switches on the board hardware.To enable Switchpack Mode, refer toSwitching Between Terminal andSwitchpack Modes in Chapter 3. ProcedureTo open the unit and make changes while in Switchpack Mode:1. Power down the unit and remove the enclosure cover, exposing the circuitboard. Use electrostatic discharge (ESD) protection when handling the circuitboard.2. Refer to the board layout illustration in Appendix C,Switchpacks andJumpers, to locate switchpack S1.