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