Disassembly And Parts Replacement Procedure; Magnetron; Digital Programmer Circuit (D.p.c) - Panasonic NN-SD372 Service Manual

NN-SD372S
6 DISASSEMBLY AND PARTS REPLACEMENT
PROCEDURE
6.1.

Magnetron

1. Discharge the high voltage capacitor.
2. Remove 1 screw holding front plate bracket on cavity top
plate.
3. Remove 2 screws holding air guide A on cavity top plate
and on magnetron.
4. Remove 1 screw holding air guide A on the wave guide,
then remove the air guide A.
5. Remove 1 screw holding thermistor on the magnetron.
6. Remove 4 screws holding the magnetron.
NOTE:
After replacement of the magnetron,tighten mounting
screws properly in an X pattern, making sure there is
no gap between the waveguide and the magnetron to
prevent microwave leakage.
When replacing the magnetron, be sure the antenna gasket is in
place.
6.2. Digital programmer circuit
(D.P.C)
CAUTION:
Be sure to ground any static electric charge built up in
your body before handling the D.P.C..
1. Disconnect all connectors from D.P.C. board.
10
CAUTION