4.8. Inverter power supply
CAUTIONS
1. Always leave the grounding plate in place.
2.Always securely tighten the ground screw throug h the bottom of the
chassis (base).
3. Securely connect 3 lead wire connectors.
4. Make sure the heat sink has enough space (gap) from the oven.
Take special care not to dress any lead wire over the aluminum heat
sink because it is hot.
1. Discharge highvoltage charge.
2. Remove theH.V.lead wirefrom magnetron terminals.
3. Disconnect 2 connectors from CN701 & CN702 on
H.V.Inverter(U).
4. Remove 1screw holdinggrounding plate tothe base.
5. Press 1encircled lockingtab and thenslide 4 lockingtabs
of Inverter bracket at the bottom of the base in direction of
arrows.
6. Remove 1screw holdingH.V.Inverter to Inverterbracket.
7. Remove 1screw holdinggrounding plate toH.V. Inverter.
8. Seperate H.V. Inverterfrom Inverter bracket by freeing3
catch hooks on the Inverter bracket.
14
NN-SD452W/ NN-ST462M / NN-ST452W