Instruction/ maintenance manual of the product WIC-1B-U Cisco Systems
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Table of Contents WIC−1B−S/T and WIC−1B−U WAN Interface Cards Cable Specifications ................................................1 Document ID: 46796 ...........................................................................................
WIC−1B−S/T and WIC−1B−U WAN Interface Cards Cable Specifications Document ID: 46796 Introduction Prerequisites Requirements Components Used Conventions WIC−1B−S/T Interface Card Cables ISD.
The Integrated Services Digital Network (ISDN) Basic Rate Interface (BRI) WAN interface cards are shared between the Cisco 1600, 1720, 2600 and 3600 Series Routers.
WIC−1B−U WAN Interface Card ISDN BRI U Port Pinouts (RJ−45) The table below lists the ISDN BRI U port pinouts and their function. 8 Pin 1 Function 3 No connection 4 Signal −− Tip or Ring 5 Signal −− Tip or Ring 6 No connection 1 Pins 1, 2, 7, and 8 are not used.
limitation 1 nF = nanoFarad Related Information Understanding the 1−Port ISDN BRI (S/T) WAN Interface Card (WIC−1B−S/T or WIC36−1B−S/T) • Technical Support − Cisco Systems • All contents are Copyright © 1992−2005 Cisco Systems, Inc.
An important point after buying a device Cisco Systems WIC-1B-U (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Cisco Systems WIC-1B-U 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 Cisco Systems WIC-1B-U - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Cisco Systems WIC-1B-U you will learn all the available features of the product, as well as information on its operation. The information that you get Cisco Systems WIC-1B-U will certainly help you make a decision on the purchase.
If you already are a holder of Cisco Systems WIC-1B-U, 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 Cisco Systems WIC-1B-U.
However, one of the most important roles played by the user manual is to help in solving problems with Cisco Systems WIC-1B-U. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Cisco Systems WIC-1B-U 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
