Instruction/ maintenance manual of the product HDSL HTU-C/DDM+ ADTRAN
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HTU-C / DDM JOB A ID 61246003L2-22B 0003 HTU-C / DDM+ CLEI: T1L3B5BA_ _ HTU-CM 1246003L2 R S 2 3 2 ST A TUS ST A TUS LEDs ST A TUS ● RED Alarm on any HTU-C loops, HRE loops, DSX or DS1 interface ✷.
INDICA TIONS AND PROBABLE CAUSES F ront Panel or Circuit P arameters Indicate Abnormal Operation Connect a terminal emulator via the RS-232 (DB-9) craft interface on faceplate. The terminal must be VT100 or compatible and set for 1.2 to 19.2 kbps, 8 data bits, no parity , 1 stop bit.
An important point after buying a device ADTRAN HDSL HTU-C/DDM+ (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought ADTRAN HDSL HTU-C/DDM+ 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 ADTRAN HDSL HTU-C/DDM+ - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, ADTRAN HDSL HTU-C/DDM+ you will learn all the available features of the product, as well as information on its operation. The information that you get ADTRAN HDSL HTU-C/DDM+ will certainly help you make a decision on the purchase.
If you already are a holder of ADTRAN HDSL HTU-C/DDM+, 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 ADTRAN HDSL HTU-C/DDM+.
However, one of the most important roles played by the user manual is to help in solving problems with ADTRAN HDSL HTU-C/DDM+. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device ADTRAN HDSL HTU-C/DDM+ 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