How to check repair mobile short circuit board

Mobile printed circuit broad

Mobile Short circuit repair

An electrical network that has a closed loop giving a return path for the current Printed Circuit broad is made up with Fiber.

Circuit has prints and a  wires in copper. If copper prints is broken, It may be repair with a jumper wire If Circuit is burned or damage, no way to recover it.

Short circuit Checking method

Set multi-meter on CONTINUITY

Scenior1: Connect Black probe to Circuit's +VE print.  and Red probe to Circuit's -VE print shows some reading.

Mobile short circuit repair

Scenior2: Connect Black probe to Circuit's -VE print and Red probe to Circuit's +VE print shows no reading.

Note: IF reading shows in BOTH scenarios it means circuit has Shortage.

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