Bradley Smoker PLC-5 Controller, General Problems, Indicator Color Description, Proc

F-2Troubleshooting

PLC-5 Controller General Problems

BATT

PROG PROC

R

E

MFORCE

RUN COMM

Indicator	Color	Description	Probable Cause		Recommended Action
PROC	Green	Controller is in run mode and	Normal operation		No action required
	(steady)	fully operational
	Green	Controller memory is being	Normal operation		No action required
	(blinking)	transferred to EEPROM
	Red	Major fault	•	RSLogix 5	During RSLogix 5 download, this
	(blinking)			download in	is normal operation - wait for
				progress	download to complete.
			•	Run-time error
					If not during RSLogix 5
					download:
					•	Check major fault bit in status
						file (S:11) for error definition
					•	Clear fault, correct problem, and
						return to run mode
	Alternating	Controller in FLASH-memory	Normal operation		No action required - allow flash
	Red and	programming mode	if controller's		update to complete
	Green		FLASH memory is
			being
			reprogrammed
	Red	Power cycle with problem	Battery is low,		Properly replace or install
		battery	disconnected or		battery (see Chapter 1 for more
	(steady)		not installed		information)
	Red	Fault with memory loss	New controller		Use programming software to
	(steady)				clear and initialize memory
			Invalid ControlNet		Verify that ControlNet address
			network address		switch is not set to 0
			Controller has		Install battery (to preserve
			failed internal		failure diagnostics), then power
			diagnostics		down, reseat controller and
					power up; then reload your
					program. If you are unable to
					reload your program, replace the
					controller. If you are able to
					reload your program and fault
					persists, contact Technical
					Support at 440.646.6800 to
					diagnose the problem.
	Off	Controller is in program load or			Check power supply and
		test mode or is not receiving			connections
		power

Publication 1785-UM012D-EN-P - July 2005