NEC 2000 IPS manual Audible Tones and Ringing Signal, Dimension and Weight

Chapter 3 System Highlights

Audible Tones and Ringing Signal

Audible Tones

Tone	Frequency		Interruption
Dial Tone (DT)	350 Hz mixed with 440 Hz		Continuous
Special Dial Tone (SDT)	350 Hz mixed with 440 Hz		0.125 sec. ON, 0.125 sec. OFF
Busy Tone (BT)	480 Hz mixed with 620 Hz		0.5 sec. ON, 0.5 sec. OFF
Reorder Tone (ROT)	480 Hz mixed with 620 Hz		2.5 sec. ON, 0.25 sec. OFF
Howler Tone (HWT)	2,400 Hz interrupted by 16 Hz		Continuous
Service Set Tone (SST)	350 Hz mixed with 440 Hz		Continuous
Ring Back Tone (RBT)	440 Hz mixed with 480 Hz		1 sec. ON, 3 sec. OFF
Hold Tone (HDT)	480 Hz mixed with 620 Hz		0.25 sec. ON, 0.25 sec. OFF
			0.25 sec. ON, 1.25 sec. OFF
Second Dial Tone	440 Hz mixed with 480	Hz	0.25 sec. ON, 0.25 sec. OFF
			0.25 sec. ON, 1.25 sec. OFF
Call Waiting Ring back Tone	440 Hz mixed with 480	Hz	1 sec. ON, 1 sec. OFF
Message Waiting Indication Tone	350 Hz mixed with 440	Hz	0.125 sec. ON, 0.125 sec. OFF

Ringing Signal

Description	Specifications
Frequency	20 or 25Hz
Voltage	75 or 90Vrms

Note: The IPS has the capability to detect the above type of signal from Central Office and to transmit the above type of signal to PBX stations.

Dimension and Weight

UNIVERGE NEAX 2000 IPS

	Description	Specifications
		Dimensions (W x D x H; mm)		Weight (kg)
	Main Equipment
	PIM (Fully card-mounted)	Approx. 430 x 223 x 353		Approx. 11.5
	BASE	Approx. 430 x 205.2 x 61.6		Approx. 3.0
	BASE TRAY (for UL)	Approx. 435 x 224.6 x 66.2		Approx. 1.7
UNIVERGE NEAX IPS DM/IPS DML/IPS DMR
	Description	Specifications
		Dimensions (W x D x H; mm)		Weight (kg)
	Main Equipment
	NEAX IPS DM	430(W) x 365(D) x 88(H) mm	Approximately 7Kg / MODULAR
	NEAX IPS DML			CHASSIS (when all slots are
	NEAX IPS DMR			occupied)

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