Trouble Diagnoses And Repair By Symptom - LG LD-4050W Service Manual

B. TROUBLE DIAGNOSES AND REPAIR BY SYMPTOM
No Power on when the power button pressed.
The plug is correctly
inserted in the
Socket-Outlet?
The Fuse or
Circuit Breaker
of house is O.K?
The Thermal Fuse
is O.K?
The Power Switch or
the Circuit is O.K?
The C-Trans Circuit
is O.K?
C h e c k t h e C o n t r o l l e r. ( P o w e r C i r c u i t )
NO
YES
NO
YES
NO
YES
NO
YES
NO
YES
• Insert the Plug Correctly.
• Check the electricity is failed or not.
• Replace the Fuse or Circuit Breaker of house.
• Check the Thermal Fuse and replace it.
• Check the Power Switch or the circuit and repair it.
• Check the C-Trans Circuit. and repair it.
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