TM
3-6665-316-12
4.
Locate
tone
module
(4).
up until pins clear holes in socket XZ1.
Carefully
pull
tone
module
5.
Set tone module aside.
b.
Installation
CAUTION
Any attempt to mount a transmitter tone
module
in a receiver or vice-versa could damage
the
equipment.
Last
digit
of
SERIAL
number printed on replacement
tone
module should be
5.
1.
Last
digit
1,
2, 3,
or 4 would identify receiver
tone
module. Record
SERIAL
number
of
transmitter
tone
module
on
piece
of
paper.
NOTE
Be sure first three
digits of transmitter tone
module
SERIAL
number
match
first
three
digits
of SERIAL number on
receiver tone modules.
4-17