Circuit diagram for Multimeter Above diagram shows that how we can use a dead multi meter for continuity testing and led testing even if it is burned or its internal circuit is not working or it is fully dead we will only need three led's and some wires for connections to make a dead one into working one video of this project is available in the link below link is :- How to make a dead multimeter useful You can visit our YouTube channel from here :- TECHNICAL VAMPIRE