Pelco VMX300 installation manual Alternate CM6800 Connection

Alternate CM6800 Connection

NOTE: This option is recommended only if you choose not to use the CM6800-MGR software to program the CM6800.

1.Using a null modem cable (user-supplied), plug one end into the DB9 COM 1 port on the VMX300(-E).

2.Plug the other end of the cable into the DB9 COM 1 port on the CM6800 switcher.

VMX300/VMX300-E				CM6800E-48X8
	010101
	1	2	3	4	5	6	7	8
1	5
					CONTROL
2	6
	A T	T			R R		T	T	R R B
	+	-			-	+	+	-	- +
3	7
									F
4	8	1					2		3
	1
									120/230~
									50/60 HZ
									25 WATTS

NULL MODEM CABLE

Figure 33. CM6800 DB9 Connections

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