Panasonic NN­GS595A Service Manual page 14

10/24/2016
2. Remove white connector CN1 from D.P.C. board DU.
3. Remove 1 screw holding D.P.C. board DU on reinforce bracket A.
4. Use tools such as pincers to reject the tab of plastic bracket.
5. Remove D.P.C. board DU.
6. Using solder wick or a desoldering tool and 30W soldering iron carefully to remove all solder from the terminal pins of
the low voltage transformer and/or power relays.
NOTE:
Do not use a soldering iron or desoldering tool of more than 30 watts on D.P.C. contacts.
7. With all the terminal pins cleaned and separated from D.P.C. contacts, remove the defective transformer/power relays.
Replace components making sure all terminal pins are inserted completely, then resolder all terminal contacts
carefully.
4.4 H.V. Inverter
1. Discharge high voltage remaining in high voltage capacitor.
2. Remove 2 screws holding reinforce bracket A on oven cavity.
3. Remove 2 screws holding reinforce bracket B on oven cavity.
4. Remove 1 screw holding oven thermistor on cavity top plate.
5. Remove 1 grounding screw holding AC cordʼs earth lead.
6. Disconnect 2 high voltage lead wires from magnetron filament terminals.
7. Unplug connector CN701 & CN702 from H.V. Inverter board.
8. Disconnect lead wires from fuse holder terminals.
9. Disconnect 2 lead wires from capacitor located on reinforce bracket B.
10. Disconnect 2 lead wires from fan motor terminals.
11. Unplug connector of AC cordʼs Negative lead.
12. Remove white connector CN1 from D.P.C. board DU.
13. Remove red connector CN9 from D.P.C. board AU.
14. Release locking tabs connecting Inverter bracket A with Inverter bracket B, detach bracket A & B.
15. Remove 2 screws holding H.V. Inverter on Inverter bracket.
file:///C:/Users/sh.dehghani/Desktop/NN­GS595AOTSVC_PHAMOS0511035C3/viewing/SGML_VIEW_DATA/OT/NN­GS595A/SVC/PHAMOS0511035C3/inde...
XML Service Manual
3/9