Nortel Networks Option 11C Mini manual NTDK78/NTDK75

Page 42 of 332 Chapter 2 — Identifying the Option 11C Mini equipment

Table 7

Comparison of Option 11C Mini and Option 11C (Continued)

Item	Option 11C Mini		Option 11C
Power	•	AC power only	• AC or DC power
	•	universal power supply	•	NTDK78/NTDK75/
		factory installed in chassis		NTAK04/NTAK05
	•	not field replaceable	•	field replaceable
	• power switch on chassis
Reserve power	UPS only		UPS and battery backup
Cables	New NTDK95 cable introduced
	(Two NTDK95 cables connect the
	Main Chassis to the Chassis
	Expander)
	Auxiliary cable used only for		Auxiliary cable used for PFTU or to
	PFTU.		provide power for Attendant
			Console.
Ethernet	•	standard 15-pin AUI on	•	NTDK27 ethernet adapter
		chassis		cable required
	•	NTDK27 ethernet adapter	• May need to set J7 jumper
		cable not required
	•	no jumper settings
		required
CPU	NTDK97 Mini System Controller		NTDK20 Small System Controller
	(MSC)		(SSC)
	•	PCMCIA interface	•	PCMCIA interface
	•	3 SDI ports	•	3 SDI ports
	•	30 channels TDS	•	30 channels TDS
	• 8 units DTR or XTD		• 8 units DTR or XTD
	• 4 units of MFC,		• 4 units of MFC,
		MFE/MFK5/MFK6/MFR or		MFE/MFK5/MFK6/MFR or
		8 DTR/XTD units		8 DTR/XTD units
	•	Maximum 16 conference	•	32 channels on SSC
		channels	• 16 channels per fiber-optic
				daughterboard

553-3021-209 Standard 3.00 April 2000