Hitachi NB616X instruction manual Position of the setting switch, Feed-back board initial setting

5.1 Position of the setting switch

Layout of SJ-FB

SWENC
	SWR
TM1	TM2

Chapter 5 SETTING

How to Set Switches SWENC and SWR [ON/OFF]

O	1
F	2
F

Slide to the (OFF) marked side of the switch to turn it off and the opposite side to turn it on.

Figure 5-1 Switch arrangement figure

5.2 Feed-back board initial setting

Setting	Switch		Contents
item	No.
		ON	Detection of disconnected A or B signal (EAP-EAN or EBP-
	1		EBN) is valid.
SWENC		OFF	Detection of disconnected A or B signal (EAP-EAN or EBP-
			EBN) is invalid.
	2	ON	Detection of disconnected Z signal (EZP-EZN) is valid.
		OFF	Detection of disconnected Z signal (EZP-EZN) is invalid.
		ON	Terminal resistance is provided between SAP and SAN (150
	1		ohm).
SWR		OFF	No terminal resistance is provided between SAP and SAN.
		ON	Terminal resistance is provided between SBP and SBN (150
	2		ohm).
		OFF	No terminal resistance is provided between SBP and SBN.

(Note) : All the switches are set to OFF as an initial setting.

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