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Fault · Cameras

Flash or flashlight won't turn on

The flashlight doesn't turn on or the flash doesn't fire.

View the guide steps online with your BoarDray account.

Covered on 131 models

  • Samsung79With guide
  • iPhone39With guide
  • iPad13With guide

How to approach it

The flash has its own controller (strobe driver) with a boost that powers the LEDs; the camera sends it the fire command and a temperature sensor (NTC) protects the module. If the flashlight is grayed out, the system isn't detecting the driver or its temperature.

Other faults in Cameras

Where to find it

  • By modelEach model lists the guides that apply to it.
  • By familySamsung, iPhone, and iPad already have the guide.

Models where it is covered

Samsung · 79 models

iPhone · 39 models

iPad · 13 models

See inside every board

Sign in to open the Flash or flashlight won't turn on guide next to the schematic and board view.

Open it in BoarDray