Kabelkom Use Guide

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Frequently Asked Questions

• How do I adjust the bandwidth of my CATV equipment?

  To edit the bandwidth, press the BWsoft key. The bandwidth can be adjusted by using the up and down diamond keys or by entering a value using the numeric keypad and then pressing the Enterkey. The FCC specification for C/N measurements is a bandwidth of 4.2 MHz. CATV organizations outside of the United States may have different requirements.

• Is this manual proprietary to Wavetek Wandel Goltermann?

  This manual contains information proprietary to Wavetek Wandel Goltermann. The information in this document is not to be used in any manner without the prior approval, in writing, of Wavetek Wandel Goltermann.

• What is the WWG cable modem C/N instrument feature?

  To overcome the confusing test equipment set-up process, WWG has introduced a new instrument feature that allows technicians at all skill levels to perform accurate return-path cable modem C/N measurements. Why Measure Cable Modem C/N?

• What does the modem C/N of the return cable plant determine?

  The modem C/N of the return cable plant can determine whether the return network is capable of reliably carrying cable modem traffic. The US DOCSIS standard states that the C/N for upstream (return) digital signal types is 15 dB for QPSKand 25 dB for QAM-16.

• What is operation manual SDA series?

  Operation Manual SDA Series This manual contains information proprietary to Wavetek Wandel Goltermann. The information in this document is not to be used in any manner without the prior approval, in writing, of Wavetek Wandel Goltermann.

• How do I connect SDA-m to SDA ch1-a2?

  Connect one end of RJ11 cable to either CAN BUS socket of SDA-M and the other end to CAN BUS socket of SDA-CH1-A2. To connect more SDA-CH1-A2, connect another RJ11 cable’s one end to a connected SDA- CH1-A2 (e.g. ID 1) and the other end to another SDA-CH1-A2 (e.g. ID 2).

• How do I use the SDA units?

  You frequently need to press several keys in succession to access the functions of the SDA units. When that is the case, the manual will tell you something like "press the Function and 2 def keys." This means that you should first press the Function key, release it, and then press the 2 def key.

• What is cascade mode in SDA lighting controller?

  Cascade Operation The SDA Lighting Controller can be used in cascade mode when there is more than 1 lighting output channel to be controlled at the same time. The number of controller that can be connected in cascade is up to 32 where the ID of the controller is pre-set manually with 5 way DIP switch in binary code before power on controller.