Appendix G G4x16 and G8x16 wiring charts
75
Telephony Device Installation Guide
Appendix G
G4x16 and G8x16 wiring charts
You can connect 4 or 8 analog telephone lines and up to 16 digital telephones to the G4x16 or
G8x16 media bay module (MBM).
The analog telephones lines are connected to the G4x16 or G8x16 through the lower RJ-21
(amphenol) connector on the front of the MBM. See the figure
The digital telephones, such as the Business Series Telephones, are connected to the upper RJ-21
(amphenol) connector on the front of the G4x16 or G8x16 MBM.
Figure 19
G4x16/G8x16 connectors
The table
G4x16/G8x16 MBM upper RJ-21 (amphenol) connector wiring for digital telephones
lists the wiring details for the upper RJ-21 (amphenol) connector, and the table
G8x16 lower RJ-21 (amphenol) connector wiring for analog PSTN lines (page 77)
lists the wiring
details for the lower RJ-21 (amphenol) connector on the G4x16 and G8x16 MBMs.
Table 16
G4x16/G8x16 MBM upper RJ-21 (amphenol) connector wiring for digital telephones
(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
253
285
1
Ring
Blue-White
2
27
Tip
White-Orange
254
286
2
Ring
Orange-White
RJ-21 pin out
RJ-21 (amphenol)
connector for 16
digital telephones
RJ-21 (amphenol)
connector for 4 or 8
analog PSTN lines
Summary of Contents for BCM50 2.0
Page 6: ...6 Contents NN40020 309 NN40020 309...
Page 18: ...18 Chapter 2 Device description NN40020 309 NN40020 309...
Page 28: ...28 Chapter 4 Installing the analog terminal adapter NN40020 309 NN40020 309...
Page 58: ...58 Chapter 7 Registering Nortel 20XX and 11XX IP telephones NN40020 309 NN40020 309...
Page 62: ...62 Chapter 8 Relocating telephones NN40020 309 NN40020 309...
Page 64: ...64 Appendix A ADID wiring chart NN40020 309 NN40020 309...
Page 70: ...70 Appendix D DTM wiring chart NN40020 309 NN40020 309...
Page 82: ...82 Appendix H GATM wiring chart NN40020 309 NN40020 309...