Sonic Alert DCP301 Description of variable parameter settings, C key lock, T C program protect

Chapter 7. PARAMETER SETUP

■Description of variable parameter settings

●L O C (key lock)

0:Key lock disabled

1:Display of setup data settings disabled

2:Display of parameter settings and program settings disabled

3:Use of operation keys disabled

4:Display of parameter settings and program settings displayed, and use of operation keys disabled

•	When L O C is set to 1, the following keys are disabled.
	Basic display state:	FUNC	+	CLR + DISP	(general reset)
	Only S E T can be selected by setting group selection in the parameter setup state.
•	When L O C is set to 2, the following keys are disabled.
	Basic display state:	FUNC	+	PROG	(program setup)
			+	PROG	(program copy)
		FUNC + CLR + DISP			(general reset)
	Only P A R A can be selected by setting group selection in the parameter setup state.
	However, note that items assigned to PARA				can be called up by PARA in the basic dis-
	play state.
•	When L O C is set to 3, the following keys are disabled.
	Basic display state:	PROG			(program selection)
					(program selection)
		RUN/HOLD			(RUN, HOLD)
		PROG	+ RUN/HOLD		(RESET)
		PROG	+ DISP		(ADV)
		FUNC	+		(FAST)
		A/M			(AUTO, MANUAL)
		AT			(AT start, AT cancel)
		FUNC + CLR + DISP			(general reset)
	However, note that MV (when controller functions are selected) and SP (when pro-
	grammer functions are selected) can be changed in the basic display state in the
	MANUAL mode.

•When L O C is set to 4, all keys disabled when L O C is set to 2 and 3 are disabled.

●P R T C (program protect)

0:Changing program settings enabled

1:Changing program settings disabled

When P R T C is set to 1, the following keys are disabled.

Basic display state:		+	PROG	(program copy)
	FUNC +		CLR + DISP	(general reset)
Program setup state:	ENT			(start of value entry)
	FUNC	+	ENT	(segment insert/delete)

7-10