Hitachi SJ-FB manual Setting the DIP Switches, Switch Initial Settings

5.1 Setting the DIP Switches

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 Switch Initial Settings

Setting	Switch		Contents
item	No.
		ON	Detection of disconnected	A	or	B	signal	(EAP-EAN	or
	1		EBP-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	Termination resistance is provided between SAP and SAN
	1		(150 ohms).
SWR		OFF	No terminal resistance is provided between SAP and SAN.
	2	ON	Termination resistance is provided between SBP and SBN
			(150 ohms).
		OFF	No terminal resistance is provided between SBP and SBN.

(Note) : Default setting for all the switches is OFF.

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