Installation guide

14 Chapter 2
Rear Panel
Connectors
Refer to the following photo for the locations of rear panel connectors when
performing this procedure.
1Telephonyadaptor jacks
2Ethernet connector
3Network RF (coax) connector
4ACpower connector
Subscriber
Connections
If the TelephonyModem is intended to provide data services, Ethernet lines
from subscriber units must be run to a switch or hub in the wiring closet.
The switch or hub must have atleast one free connection for the Telephony
Modem.
Grounding
Requirements
The coax ground should be tied to ACbuilding ground per NFPA70
(National Electrical Code) Article 820 requirements.
Tools
Atorque-limiting wrench can be used to secure RF cables.
Action
Followthese steps to connect cables to the TelephonyModem.
1Ifatelephonyadaptor is not already connected to the TM608, install
it as described in ‘‘Preparing the TelephonyModem’’onpage 7.
2Connect the RF cable to the Network RF connector,and tighten to a
torque pressure of 17 to 23 Kg-cm (15 to 20 in-lb.).
Note:Ifatorque-limiting wrench is not available, tighten the connec-
tor by hand, then tighten a further 1/8 to 1/4 turn with a wrench.
3(optional) Connect a 100BaseT Ethernet cable between the Telephony
Modem Ethernet jack and the Uplink port on a hub or switch.
4Connect the power cord between the ACconnector on the Telephony
Modem and the ACpower source.
5Connect telephonycables as appropriate for the installed adaptor.
Touchstone® TelephonyRelease 6 Standard 1.0 December 2008