Cooper Bussmann 858 instruction manual Problem, Possible Cause, Corrective Action, MODULEs See Sec

		DOCUMENT 1025
		REV. B
	Instruction Manual
	AGS-LED
	858 LED Series
	Sizes 1, 2, 3, 4 and 5
PROBLEM	POSSIBLE CAUSE	CORRECTIVE ACTION
		MODULE(s) (See Sec 10.10)
(P.10) Upon	Incorrect LED Power Supply	Verify/Set Power Supply
applying power,	Circuit Board Switch	Board Switches and jumpers
sign	Configuration	are set according to Table 1
momentarily		(Ferro CCR) or Table 2 (Series
lights and then		CCR)
turns off.
(P.11) Upon	LED MODULE Voltage has	Replace any LED
applying power,	dropped 25% below the calibrated	MODULE(s) with non-lit
sign	output voltage (See Table 12).	LEDs and re-calibrate the LED
momentarily		Power Supply. (See Sections
lights and then		10.10 & 10.11)
turns off.
(P.12) Upon	LED MODULE Voltage is greater	Verify/Set Power Supply
applying power,	than 125% of the expected	Board Switches and jumpers
sign	calibrated output voltage (See	are set according to Table 1
momentarily	Table 12).	(Ferro CCR) or Table 2 (Series
lights and then		CCR)
turns off.
(P.13) Sign	Incorrect LED Power Supply	Verify/Set Jumpers JP1 and
flickering	Circuit Board Jumper Setting.	JP2 according to the Table 1
		(FERRO CCR) or Table 2
		(Series CCR)
(P.14) Sign	Incorrect Isolation Transformer	Replace with Isolation
flickering		transformer that matches sign
		type, size, #modules. (See
		Tables 3-8)

9