Installation guide

TM508/TM512 Installation Guide Release 5 Standard 1.2 Mar 2007

Installing the Punch-Block Kit

Use this procedure to install the ARRIS punch-block kit accessory,

order number 719321, in the wiring closet.

Location Locate the punch-down block within 6 feet of the rear of the Telephony

Modem. The RJ-21X cable supplied with the kit is 10 feet (3.3m) long;

allow for slack and routing considerations. The selected location should

also allow subscriber telephone lines to reach the punch-down block

with sufficient clearance.

Kit Contents The punch-block kit contains the following items.

1 Pre-wired Network 66-block with cover

2 24 bridging clips (two for each telephone line)

3 RJ-21X cable

Note: The supplied RJ-21X cable is wired only for use with TM508

or TM512 Telephony Modems.

Required Tools You need the following tools to install the punch-block kit. Tools are

available from ARRIS Telewire Supply.

• #2 Phillips screwdriver

• 66-block punch tool

• wire cutters