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Question:

Bought a charging searchlight will not light, what's the matter?

Bought a charging searchlight will not light, what's the matter?

Answer:

One, the problem that searchlight appears easily has:1, bright beads referred to as "the crash]2, LED lamp light but the handle on the power indicator light is not bright3, LED lamp light but the brightness is not up to the requirements4, charging is not charged
Why not have the bright lights:A--- batteries have no power [scheme to charge the battery, BAD305 portable explosion-proof searchlight battery, electric voltage is 14.8V, full of 16.8V]B--- battery is broken [program replacement battery, BAD305 portable explosion-proof searchlight battery is 18650, 14.8V2000mA battery]Bad [C---LED lamp replacement LED scheme, BAD305 portable explosion-proof searchlight lamp for Corey Q5 white high power LED in diameter 20*1mm]D--- intelligent drive in bad [the scheme of replacing smart drive plate, only Huarong explosion-proof and can be replaced according to the Yueqing wechum.E--- button on the handle is out of contact, or the internal wiring of the lamp is broken
LED lamp light but the brightness of the:A---LED lamp has been aging [plan] lamp replacementThe high frequency inductance of the B--- driver module is bad, or the output voltage and current are smallC--- Huarong BAD305 portable explosion-proof searchlight, when bright orange red lamp does not have high current output, at this time the lamp brightness is not high, belong to normal [design time, in order to extend the lighting time]
LED lamp light but handle the power indicator light does not shine with reason:A--- electric indicator is bad [program change indicator light, electric indicator light is bad, will not affect the use of lamps]The B--- drive board is broken and there is no 5V voltage output [option to replace the drive board]Link D--- driver board to battery indicator is broken or weld solution connecting wire, welding wire connector.

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