Nortel BCM50 2.0, Руководство по установке

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Appendix B ASM8, ASM8+, and GASM wiring chart 65
Telephony Device Installation Guide
Appendix B
ASM8, ASM8+, and GASM wiring chart
Analog telephony devices, such as single-line telephones, modems, and fax machines, are
connected to the analog station module (ASM) through the RJ-21 connector on the front of the
media bay module (MBM) (see
Figure 14 ).
Figure 14 ASM RJ-21 connector
Table 8 lists the wiring details for the RJ-21 connector on the ASM.
Table 8 ASM RJ-21 connector wiring (Sheet 1 of 2)
Set Pin Connection Wire color
Default DN on
Expansion port 1
Default DN on
Expansion port 2
1 26 Tip White-Blue
237 269
1 Ring Blue-White
2 27 Tip White-Orange
238 270
2 Ring Orange-White
3 28 Tip White-Green
239 271
3 Ring Green-White
4 29 Tip White-Brown
240 272
4 Ring Brown-White
5 30 Tip White-Slate
241 273
5 Ring Slate-White
6 31 Tip Red-Blue
242 274
6 Ring Blue-Red
7 32 Tip Red-Orange
243 275
7 Ring Orange-Red
8 33 Tip Red-Green
244 276
8 Ring Green-Red
— 34 No connection Red-Brown
— —
9 No connection Brown-Red
RJ-21 pin-out
RJ-21 connector
GASM