NEC 128/384 manual Isdn BRI

VisuaLink 128/384 User GuideChapter 2

Table 2-2: VisuaLink 128 and VisuaLink 384 External Interface Parameters

	Parameter		VisuaLink 128		VisuaLink 384
			• Applicable Line:	• Applicable Line:
			(1) ISDN BRI	(1) ISDN BRI
			(2) High speed digital leased line	(2) High speed digital leased line
Line Interface			• Interface: National ISDN-1	• Interface: National ISDN-1
			• Connector: 1 Modular jack (RJ-45)	• Connectors: 3 Modular jacks (RJ-45)
			• Transmission speed: 64/56 Kbps B,	• Transmission speed:
			2x64/2x56 Kbps 2B	1) 64, 128 192, 256, 320, 384 Kbps
				2)	56, 112, 168, 224, 280, 336kbps
			• Standard: NTSC composite signal	• Standard: NTSC composite signal
		Video 1 In	(525 line, 59.94Hz)	(525 line, 59.94Hz)
Video			• Connector: RCA pin jack	• Connector: RCA pin jack
Input			• Standard: S-Video Component signal	• Standard: S-Video Component signal
		Video 2 In	(525 line, 59.94Hz)	(525 line, 59.94Hz)
			• Connector: DIN 4-pin	• Connector: DIN 4-pin
			• Standard: NTSC composite signal	• Standard: NTSC composite signal
		Video 1 Out	(525 line, 59.94Hz)	(525 line, 59.94Hz)
Video			• Connector: RCA pin jack	• Connector: RCA pin jack
Output			• Standard: S-Video Component signal	• Standard: S-Video Component signal
		Video 2 Out	(525 line, 59.94Hz)	(525 line, 59.94Hz)
			• Connector: DIN 4-pin	• Connector: DIN 4-pin
			• Input level: -10dBv	• Input level: -10dBv
			• Excessive Load Level:+3dB (G711,	• Excessive Load Level:+3dB (G711, G728),
		Line Audio In	G728), +9dB (G722)	+9dB (G722)
			• Input Impedance: High impedance,	• Input Impedance: High impedance,
			unbalanced	unbalanced
			• Connector: RCA pin jack	• Connector: RCA pin jack
			(Using recommended headset):	(Using recommended headset):
Audio		Headset Input	• Microphone: Electric condenser type	• Microphone: Electric condenser type (power
Input			(power supply voltage +25V)	supply voltage +25V)
			• Input impedance: High impedance	• Input impedance: High impedance
			(Using recommended microphone):	(Using recommended microphone):
			• Number of connections: 3	• Number of connections: 3
		Microphone	• Applicable microphone: Electric	• Applicable microphone: Electric condenser
		Input	condenser type (power supply voltage +	type (power supply voltage + 15V)
			15V)	• Impedance: Low impedance
			• Impedance: Low impedance

NDA-24230 Issue 2.0 Page 2-7