Correct answer
That, normally, the generator is producing electrical energy.
That the system is not signalling a charging fault and the generator is operating normally. The lamp normally illuminates at ignition-on and goes out after starting; illumination while driving may indicate an alternator, regulator or wiring fault. An extinguished lamp alone does not prove every component is in perfect condition; heed other warnings and symptoms.
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That the generator is necessarily disconnected.
That, normally, the generator is producing electrical energy.
That it proves the battery can never discharge.
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