Tone Commander 6220-TSG-DD Installation Instructions
Page 12
13-280121 Rev. C
U Version (6220U-TSG-DD) Installation __________________________
This model includes a built-in NT1. Optional external ISDN S/T Terminal Equipment may share the
telephone's ISDN line by connecting to the
S/T OUT
jack on the telephone, which supplies PS1 and PS2
output power.
If you are not using external Terminal Equipment, no termination switch setting is required.
Connect the Handset
•
Plug the supplied handset into the jack on the left side of the telephone. Refer to page 7, item 17.
Line and Power Connections __________________________________
The TSG-DD1 disconnect device completely disconnects the ISDN line when power is not applied. It is
installed in series with the phone’s line cord.
•
Clip the ends off of the retainer tabs on the cord that connects the TSG-DD1 to the phone, to prevent
the TSG-DD1 from being disconnected from the phone.
Clip the tabs as shown; do not completely
remove the tabs!
•
Install the TSG-DD1 in series with the phone’s line cord as shown on the following page.
For the S/T version (6220T-TSG-DD), connect the
S/T IN
jack on the telephone to the
TO PHONE
jack
on the TSG-DD1, using an 8-conductor line cord.
For the U version (6220U-TSG-DD), connect the
U IN
jack on the telephone to the
TO PHONE
jack on
the TSG-DD1, using an 8-conductor line cord.
•
Plug the supplied Tone Commander -PWR1 Desktop Power Supply into the 48 VDC jack on the TSG-
DD1.
Do not connect the power supply directly to the phone.