HP OFFICEJET 4500 - Manual (Page 191)

Shared voice/fax with computer DSL/ADSL modem
Use these instructions if your computer has a DSL/ADSL modem
1 Telephone wall jack
2 Parallel splitter
3 DSL/ADSL filter
4 Phone cord supplied with the device
You might need to connect the supplied phone cord to the adapter
provided for your country/region.
5 DSL/ADSL modem
6 Computer
7 Telephone
NOTE: You will need to purchase a parallel splitter. A parallel splitter has one RJ-11 port on
the front and two RJ-11 ports on the back. Do not use a 2–line phone splitter, a serial splitter,
or a parallel splitter which has two RJ-11 ports on the front and a plug on the back.
Set up faxing (parallel phone systems) 187