Black Box 5000 manual 193

Appendix B: Cabling Diagrams

Cabling for the CCM and 6-Channel CEMs (continued)

PIN 1

25-PIN CONNECTOR			25-PIN CONNECTOR
	(MALE)			(MALE)
PROTECTIVE GROUND		1			1
TRANSMIT DATA		2			2
RECEIVE DATA		3			3
REQUEST-TO-SEND		4			4
CLEAR-TO-SEND		5			5
DATA SET READY		6			6
SIGNAL GROUND		7			7
CARRIER DETECT		8			8
UNASSIGNED		11			11
TRANSMIT CLOCK		15			15
RECEIVE CLOCK		17			17
EXTERNAL RECEIVE CLOCK		18			18
DATA TERMINAL READY		20			20
RING INDICATOR		22			22
EXTERNAL TRANSMIT CLOCK		24			24
BUSY		25			25
TO MULTISERVER				TO DTE

Figure B-1. To DTE, Male-to-Male Straight Cable

(EZ422-0015).

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