Table 37 GATM8 RJ-21 connector wiring (Sheet 2 of 2)
Line
Pin
Connection
.
.
.
.
.
.
49
No connection
—
24
No connection
50
Tip
Aux
25
Ring
Wire color
.
.
.
.
.
.
Violet-Brown
Brown-Violet
Violet-Slate
Slate-Violet
Default line numbers on
Expansion port 1
.
.
.
—
—
Default line numbers on
Expansion port 2
.
.
.
—
—
GATM wiring chart
239