What is error code E-78 in megger MIT520/20? - In Office Equipment & Supplies

Send unit to service centre, you cannot repair it, all boards in the unit can cause E78

Nothing you can do, send back to Megger to get repaired.

Send unit to service centre, you cannot repair it, all boards in the unit can cause E78.

Unit produced E78 on start-up. Transformer lead broken / not connected Connect lead or replace transformer

Incompatible measurement board software Change measurement board
Unit produced E78 at the end of a test IrDA screen missing from one board Change board with missing screen.

Send back to Megger for repair.

Nothing you can do, send back to Megger to get repaired.

error 78 what it means?\

my magger mlt1020 is give 78