Instruction/ maintenance manual of the product CAB-449MT Cisco Systems
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CAB−449MT and CAB−449FC EIA/TIA−449 Serial Cable Specifications Document ID: 46801 Introduction Prerequisites Requirements Components Used Conventions EIA/TIA−449 Speed and Distance Limitation.
4800 2,050 625 9600 1,025 312 19200 513 156 38400 256 78 56000 102 31 T1 50 15 Caution: The EIA/TIA−449 and V.35 interfaces support data rates up to 2.048 Mbps. Exceeding this maximum could result in loss of data and is not recommended. Serial Cable CAB−449MT This section presents the cable assembly and pinouts for the CAB−449MT serial cable.
60 Pin 1 25 Pin J1−49 J1−48 MODE_1 GND Shorting group − − − J1−51 J1−52 GND MODE_DCE Shorting group − − − J1−46 Shield_GND Single − J2−1 Shield GND J1−11 J1−12 TxD/RxD+ TxD/RxD− Twisted pair no. 6 −−−> −−−> J2−4 J2−22 SD+ SD− J1−24 J1−23 TxC/RxC+ TxC/RxC− Twisted pair no.
1 Any pin not referenced is not connected. Serial Cable CAB−449FC This section presents the cable assembly and pinouts for the CAB−449FC serial cable. The cable gender for this product (part number 72−0796−01) is Male DB−60 to Female DB−37, mode − DCE.
J1−9 J1−10 RTS/CTS+ RTS/CTS− Twisted pair no. 5 −−−> −−−> J2−9 J2−27 CS+ CS− J1−29 J1−30 NIL/LL Circuit_GND Twisted pair no. 12 −−−> − J2−10 J2−37 LL SC J1−7 J1−8 DTR/DSR+ DTR/DSR− Twisted pair no.
An important point after buying a device Cisco Systems CAB-449MT (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 CAB-449MT 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 CAB-449MT - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Cisco Systems CAB-449MT you will learn all the available features of the product, as well as information on its operation. The information that you get Cisco Systems CAB-449MT will certainly help you make a decision on the purchase.
If you already are a holder of Cisco Systems CAB-449MT, 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 CAB-449MT.
However, one of the most important roles played by the user manual is to help in solving problems with Cisco Systems CAB-449MT. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Cisco Systems CAB-449MT 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
