NEC NEAX2000 IVS2 system manual SW1 OFF

CHAPTER 4 CIRCUIT CARD INFORMATION

List of Required Circuit Card

SWITCH NAME		SWITCH	SETTING	FUNCTION	CHECK
		NUMBER	POSITION
SW1		1	OFF	Not used
(Piano Key SW)
OFF		2	OFF	Not used
4
	3		Not used
3				OFF
2
1
		4	ON	AP No. 04-15
	ON
OFF			AP No. 20-31
	NOTE 4
JPR0 (Jumper pin)			UP	Neutral grounding on the receiving
				line is provided.
			DOWN	Neutral grounding on the receiving
				line is not provided.
JPR1 (Jumper pin)			Right	Line impedance: 100 ohms
			Left	Line impedance: 110 ohms
JPS (Jumper pin)			UP	Neutral grounding on the transmit-
				ting line is provided.
			DOWN	Neutral grounding on the transmit-
				ting line is not provided.
MAS (Jumper pin)			UP	Clock Source
			DOWN	Clock Receiver
AISS (Jumper pin)			UP	AIS signal is sent out when make-
				busy or power on.
			DOWN	AIS signal is not sent out when
				make-busy or power on.
				(Continued)

The figure in the SWITCH NAME column and the position in in the SETTING POSITION- column indicate the standard setting of the switch. When the switch is not set as shown by the

figure and , the setting of the switch varies with the system concerned.

Page 60	NEAX2000 IVS2 Q-SIG System Manual
	ND-70923 (E), Issue 1.0