C
OMREX
C
ORPORATION
10
STAC Product Manual
11
XLR P
INOUTS
Phone connections require one pair of wires for each line. They are typi-
cally designated
Tip
(or Red) and
Ring
(or Green). Table 1 shows the exact
pinout of the jacks. Note that pinout is identical on the
Phone Line
jacks
and the
Loop-Thru
Jacks.
Table 1 - Phone Line Pinout
RJ-45 Pin Number
Line Number
Tip/Ring
1
2/5/8/11
Tip
2
2/5/8/11
Ring
3
3/6/9/12
Tip
4
1/4/7/10
Tip
5
1/4/7/10
Ring
6
3/6/9/12
Ring
7
Unused
8
Unused
STAC audio connections are balanced professional level inputs and out-
puts. All XLRs are pinned as follows:
Table 2 - XLR Pinout
Pin 1
Ground
Pin 2
Audio +
Pin 3
Audio -
P
HONE
L
INE
P
INOUTS