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Chapter 3 Front Panel
IES-612-51A User’s Guide
55
Figure 11 One MDF for End-user and CO Connections
This installation scenario requires three MDFs. Please refer to the following figure for the
connection schema.
• MDF 1 is the original MDF used for telephone connections only.
• MDF 2 is used for telephone connections only.
• MDF 3 is for ADSL service connections.
" Change the wiring (in the following figure) from MDF 1 to MDF 3 for telephone
subscribers who want ADSL service.