Asm8, Asm8+, And Gasm Wiring Chart - Nortel BCM50 3.0 Installation And Maintenance Manual

Appendix M

ASM8, ASM8+, and GASM wiring chart

Analog telephony devices, such as single line telephones, modems and Fax machines, connect to
the Analog Station Module (ASM) through the RJ-21 connector on the front of the media bay
module. See the figure
Figure 98 ASM RJ-21 connector
The table ASM RJ-21 connector wiring
connector on the ASM.
Table 80 ASM RJ-21 connector wiring (Sheet 1 of 2)
Set Pin
26
1
1
27
2
2
28
3
3
29
4
4
30
5
5
31
6
6
32
7
7
33
8
8
Appendix M ASM8, ASM8+, and GASM wiring chart
ASM RJ-21 connector
GASM
RJ-21 connector
Connection Wire color
Tip White-Blue
Ring Blue-White
Tip White-Orange
Ring Orange-White
Tip White-Green
Ring Green-White
Tip White-Brown
Ring Brown-White
Tip White-Slate
Ring Slate-White
Tip Red-Blue
Ring Blue-Red
Tip Red-Orange
Ring Orange-Red
Tip Red-Green
Ring Green-Red
on page 283.
on page 283 lists the wiring details for the RJ-21
Default DN on
Expansion port 1
237
238
239
240
241
242
243
244
Installation and Maintenance Guide
RJ-21 pin out
Default DN on
Expansion port 2
269
270
271
272
273
274
275
276
283