1
DESCRIPTION
The Total Access
®
3XX ONT Mounting Bracket is used to install
an Electronics Module indoors in an unrestricted access location.
It is critical that the Electronics Module remain closed. This Job
Aid provides instruction for installing screws to prevent the
Electronics Module from being opened. This Job Aid also
provides instructions for mounting the ONT Mounting Bracket.
The Total Access 3XX ONT Mounting Bracket, pictured above, is
used to mount any of the ONTs listed in the following table.
ONT Part Number
1st Generation
TA 351 1187701G1
TA 352 1187702G1
TA 361 1187711G1
TA 362 1187712G1
TA 362S 1187712G2
TA 362R 1187715G1
2nd Generation
TA 351 1287701G1
TA 352 1287702G1
TA 361 1287711G1
TA 362 1287712G1
TA 362R 1287715G1
Misc.
TA 354E 1287704G1
TA 352H 1287702G3
TA 362H 1287712G3
TA 3XX
ONT Mounting Bracket
Indoor Unrestricted Access
INSTALLATION
After unpacking the 1187777G1, inspect it for damage. If damage
is noted, file a claim with the carrier and then contact ADTRAN.
For more information, refer to the warranty.
Required Tools and Supplies
Standard technician tools and those listed below are required for
installing the 1187777G1:
• RJ45 Crimper
• Carpenter’s level
• 3/32” (0.24 cm) screw driver
• Electric Drill and assorted bits
• 5/32” (0.4 cm) hex tamper proof bit
Included with the 1187777G1 packaging is a plastic bag
(P/N 3356046) that contains #6 Pan Head screws (4 ea) used to
mount the ONT Mounting Bracket. The remaining contents of
P/N 3356046 will be used to secure the Electronics Module.
Wall Preparation
The ONT Mounting Bracket is used to mount the Electronics
Module. To prepare the wall to accept the Mounting Bracket, use
the illustration below and complete the following steps:
1. Attach a 3/4 inch (1.9 cm) Mounting Board (typically ply-
wood) to the wall studs using four, 2.5 inch (6.35 cm) (or
greater) wood screws.
2. Use the keyholes on the top of the ONT Mounting Bracket as
location markers and install two #6 Pan Head screws. Leave
approximately 1/16 inch (0.16 cm) protruding from the
mounting surface.
3. Slide the ONT Mounting Bracket over the Pan Head screws
and exert a small amount of downward pressure to ensure
the top of the slots rest on the shafts of the Pan Head screws.
Wood Screws (4 ea)
Pan Head Screws (2 ea)
Mounting Board
Wall
Product P/N: 1187777G1
Issue Date: March 2012
Document P/N: 61187777G1-22A
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