Paradyne manual Table A-11, Connectors on the Comsphere 3000 Series Carriers Backplane

COMSPHERE Interface Connections

		Table A-11
	Connectors on the COMSPHERE 3000 Series Carrier's Backplane
Connectors		Function
P19, P20		These connectors supply low voltage ac or low voltage dc from the power supply
		unit onto the COMSPHERE 3000 Series Carrier's backplane.
P21		This 50-pin connector provides the digital or 4-wire and 2-wire leased-line
		interface for DCEs (DSUs and dial/lease modems) in Slots 1 through 8.
P22		This 50-pin connector provides the digital or 4-wire and 2-wire leased-line
		interface for DCEs (DSUs and dial/lease modems) in Slots 9 through 16.
P23, P24		These connectors are used by the Network Interface Modules (NIMs) to provide
		the dial interface through a 50-pin connector for dial/lease modems in Slots 1
		through 8.
P25, P26		These connectors are used by the Network Interface Modules (NIMs) to provide
		the dial interface through a 50-pin connector for dial/lease modems in Slots 9
		through 16.
J1		This 26-pin high-density D-type connector provides the D-lead control interface
		for dial/lease modems in Slots 1 through 8.

Figure A-3. Connectors on the COMSPHERE 3000 Series Carrier Backplane

3000-A2-GA31-80 December 1994 A-9