4.8. Inverter power supply
CAUTIONS
1. Always leave the grounding plate in place.
2. Always securely tighten the ground screw through 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 high voltage charge.
2. Remove the H.V.lead wire from magnetron terminals.
3. Disconnect 2 connectors from CN701 & CN702 on
H.V.Inverter(U).
4. Remove 1 screw holding grounding plate to the base.
5. Bend back 2 locking metal tabs on the base.
6. Press 1 encircled locking tab and then slide 4 locking tabs
of Inverter bracket at the bottom of the base in direction of
arrows.
7. Remove 1 screw holding H.V.Inverter to Inverter bracket.
8. Remove 1 screw holding grounding plate to H.V. Inverter.
13
NN-SE995S / NN-SD985S / NN-ST965S
Summary of Contents for NN-SD985S
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Page 5: ...1 SCHEMATIC DIAGRAM 5 NN SE995S NN SD985S NN ST965S ...
Page 27: ...8 7 How to check the semiconductors using an OHM meter 27 NN SE995S NN SD985S NN ST965S ...
Page 28: ...9 EXPLODED VIEW AND PARTS LIST 9 1 EXPLODED VIEW 28 NN SE995S NN SD985S NN ST965S ...
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