Nortel Networks BCM50 User Manual
Page 230

230
Appendix K G4x16 and G8x16 wiring charts
NN40020-302
3
28
Tip
White-Green
255
287
3
Ring
Green-White
4
29
Tip
White-Brown
256
288
4
Ring
Brown-White
5
30
Tip
White-Slate
257
289
5
Ring
Slate-White
6
31
Tip
Red-Blue
258
290
6
Ring
Blue-Red
7
32
Tip
Red-Orange
259
291
7
Ring
Orange-Red
8
33
Tip
Red-Green
260
292
8
Ring
Green-Red
9
34
Tip
Red-Brown
261
293
9
Ring
Brown-Red
10
35
Tip
Red-Slate
262
294
10
Ring
Slate-Red
11
36
Tip
Black-Blue
263
295
11
Ring
Blue-Black
12
37
Tip
Black-Orange
264
296
12
Ring
Orange-Black
13
38
Tip
Black-Green
265
297
13
Ring
Green-Black
14
39
Tip
Black-Brown
266
298
14
Ring
Brown-Black
15
40
Tip
Black-Slate
267
299
15
Ring
Slate-Black
16
41
Tip
Yellow-Blue
268
300
16
Ring
Blue-Yellow
—
42
No connection
Yellow-Orange
—
—
17
No connection
Orange-Yellow
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
—
50
No connection
Violet-Slate
—
—
25
No connection
Slate-Violet
Table 51 G4x16/G8x16 MBM upper RJ-21 (amphenol) connector wiring for digital telephones
(Sheet 2 of 2)
Set
Pin
Connection
Wire color
Default DN on
Expansion port 1
Default DN on
Expansion port 2