Power supply part number:
MLT166A (used in many different TV brands)
This kit containes 4 components:
Electrolytic capacitor
1000uF/25V
3pcs.
ZENER Diode
Z3
1pc.
This tutorial demonstrates how to repair LCD Power Supply with following symptoms:
-shuts down
-takes a long time to come on
-relay clicks
-dead set
Photo 1
Replace zener diode located under the heatsink marked with yellow arrow (loc# Z3).
Photo 2
Three electrolytic capacitors that need to be replaced (location# EC20, EC19, EC18).
Photo 3
Zener diode is located under the heatsink in the lower left corner of the board.
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