Black Box IC109C, IC109AE, IC109A-R2, IC108C, IC108AE manual Function Jumper Requirements

CHAPTER 3: Installation

Table 1. DCE Jumper Settings.

NOTE

For additional information on the jumper requirements, see Section 3.1.

Function		Jumper Requirements
1.	Configure RS-232 port as DCE	XW1 in A position
2.	Signal ground connected to frame ground
	• Connected	W7 is IN (solder your own 100-ohm,
		1⁄2-watt resistor in place)
	• Not connected	W7 is OUT
3.	Half- or full-duplex operation
	• Full duplex	W8 in FULL position (4 wire, A-B)
	• Half-duplex	W8 in HALF position (2 wire, B-C)
4.	CTS delay
	• Yes	W9 in 0-ms position
		W9 in 10-ms position
		W9 in 30-ms position
	• No	W9 in ON position
		(no delay, CTS follows RTS)

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