90 Chapter 7 Using Workbooks and off-line programmingN0004999 01ï If you have not yet assigned the workbook, it resides in<system drive>:\Programming Files\Nortel Networks\Icsrt\Workbook.a Open the ICSRT application.b Create a customer file and assign the workbook on the Add Customer Informationscreen. Refer to ìCreating a customer recordî on page 42 for details about adding acustomerc Go to the next section, ìProgramming a system using a workbookî on page 90.Programming a system using a workbookOnce you have configured your workbook file, you can use it to program a Norstar system.To change the programming of a Norstar system which has already been configured, make surethat the configuration data in the workbook matches the Norstar system programming. Forexample, if the Norstar system has been upgraded (more set or line ports added), or if DNs havebeen renumbered, you should acquire the Startup sheet before making any changes to theworkbook. Refer to ìAcquiring information from a programmed systemî on page 96.In general, programming changes should be made by acquiring information from the regions onthe Norstar system that need to be programmed, changing the programming in the workbook, thencopying the required regions back to the Norstar system.This section describes how to transfer the data from the workbook to the Norstar system, andincludes the following information:ï ìUsing the workbook for programmingî on page 91ï ìProgramming an existing systemî on page 94ï ìCreating and using an update workbookî on page 94Warning: If the following prompt appears when you are trying to save a workbook, pressCancel. If you press Yes, the original workbook may become corrupted.In this case, save the workbook with a different name.Warning: When you use the Off-line Programming tool to program a newly-installedNorstar system, or one which has undergone a cold start, make sure that the Start DNentered in the workbook matches the one entered on the Norstar system.Use FEATURE **STARTUP to confirm the setting.