User's Guide for the C4 Multiplexer
 

I have never used a C4 multiplexer -- only its predecessor, the C3. If you post a question to this thread concerning the C4, it is very unlikely I will have an answer.

The preceding post is in violation of MBWorld's terms of use and is going to be brought to the attention of the webmaster if not deleted expeditiously. Specifically:

"...advertising on MBWorld.org will only be permitted by officially recognized site sponsors and advertisers. Advertising includes, but is not limited to, direct and indirect solicitation of business in posts, business contact information, use of corporate logos, or use of any language or image that can be construed as an advertisement. Posting is defined by posts in forums, signature files, personal messages and e-mails sent from MBWorld.org. Examples of what is not allowed as per this policy:

• signatures with member's corporate information, including but not limited to name, number, description of work offered and corporate logos or graphic images.

.