CHAPTER 2
IDENTIFICATION
OF
CIRCUIT BOARD
REVISION AND VERSION
Version 1and 2use Rev Acircuit boards. The
location for the Rev letteris shown below. Version
2contains asmall circuit board with aswitch. See
Figure 4.
AUDIO BOARDS
This board is installed in the holes for C124 and
C125 (see below). Version 1does not have this
switchboard. For Rev C and higher, the location
for the Rev letteris shown in Figure 5.
AUDIO BOARD
RECEIVE BOARD
LOCATION
OF
SWITCHBOARD
70723-000REV ACOMP
"'-.
••• _
r--------.
:I.
•
.2"!!2";!!.'!!!.I!.E!..~~_:
....
__
..
~---~_.:
o
Figure 4
Location
of
Rev Level for Versions 1
and
2
REVLEVEL LOCATED
.--
UNDERTRANSMIT
BOARD
70723-000REV C
AUDIO BOARD
c. .
a:
IUI
«I
if
0I0I
I3I
!Xl
I&I
l-
'"
I
:E
L_
en
z
«
a:
I-
UII
Figure 5
Location
of
Rev Level for Versions 3
thru
6
2-1