Panasonic NN-T703QF, Service Manual

Page 1: ...SIMMC 0305020A3 Microwave Oven NN T793AF NN T783SF NN T703QF QPQ Australia New Zealand Please file and use this manual together with the service manual for Model NN S560WF ORDER NO SIMMC0006012C3 SPECIFICATIONS ...

Page 2: ...2003 Shanghai Matsushita Microwave Oven Co Ltd All rights reserved Unauthorized copying and distribution is a violation of law ...

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Page 6: ...1 SCHEMATIC DIAGRAM 2 CAUTIONS TO BE OBSERVED WHEN TROUBLESHOOTING Unlike many other appliances the microwave oven is a high voltage high current device It is ...

Page 7: ...he magnetron tube Though it is free from danger in ordinary use extreme care should be taken during repair The aluminum heat sink is also energized with high voltage HOT so do not touch when the AC input terminals are energized The power devices Collector is directly connected to the aluminum heat sink The aluminum heat sink may be HOT due to heat energy therefore extreme care should be taken duri...

Page 8: ...inverter output terminal of the magnetron filament terminals to the chassis ground with an insulated handle screwdriver to discharge Please be sure to touch the chassis ground side first and then short to the output terminals Discharging the high voltage capacitors WARNING There is high voltage present with high current capabilities in the circuits of the primary and secondary windings choke coil ...

Page 9: ...hes be sure the mounting tabs are not bent broken or deficient in their ability to hold the switches 2 5 Avoid inserting nails wire etc through any holes in the unit during operation Never insert a wire nail or any other metal object through the lamp holes on the cavity or any holes or gaps because such objects may work as an antenna and cause microwave leakage 2 6 Confirm after repair 1 After rep...

Page 10: ...REMENTS AND ADJUSTMENTS 3 1 Adjustment of primary latch switch secondary latch switch and short switch 1 Mount the Primary latch switch the secondary latch switch and the short switch to the door hook assembly as shown in ILL NOTE No specific individual adjustment during installation of the Primary latch switch secondary latch switch or short switch to the door hook are required 2 When mounting th...

Page 11: ...NOTE Check the line voltage under load Low voltage will lower the magnetron output Take the temperature readings and heating time as accurately as possible 1 Fill the beaker with exactly one liter of tap water Stir the water using the thermometer and record the water s temperature recorded as T1 2 Place the beaker on the center of glass tray Set the oven for High power and heat it for exactly one ...

Page 12: ...nt part s please use part number s shown in this part list Do not use description of the part 2 Important safety notice Components identified by mark have special characteristics important for safety When replacing any of these components use only manufacture s specified parts NOTE A parts are supplied by MOD Japan F parts are supplied by SIMMC China ...

Page 13: ...UIDE A 1 20 F40264W00AP AIR GUIDE B 1 21 F41444W00AP ORIFICE 1 22 F64508660AP SENSOR COVER B 1 24 F65434W00AP SENSOR COVER C 1 25 A607S4M00AP STEAM SENSOR 1 26 F612E4J50XN INCANDESCENT LAMP U 1 24V 50Hz 20W 27 J61424T00AP MICRO SWITCH 1 PRIMARY LATCH SWITCH V 16G 3C25 28 F61415U30XN MICRO SWITCH 1 SECONDARY LATCH SWITCH KW3 0D A 471 31 F61785U30XN MICRO SWITCH 1 SHORT SWITCH KW3 0T A 375 32 F606Y4...

Page 14: ...X70SAP DOOR A U 1 T783SF QPQ D2 F302A5X10QAP DOOR A U 1 T703QF QPQ D3 F302K4W00AP DOOR E U 1 D4 F30215G10XN DOOR KEY SPRING 1 D5 F30854W00AP DOOR C 1 D6 F31454W00AP DOOR SCREEN A 1 D7 F31465X00SAP DOOR SCREEN B 1 T793AF QPQ T703QF QPQ D7 F31465X70BAP DOOR SCREEN B 1 T783SF QPQ D8 F01729660JP CAUTION LABEL B 1 7 WIRING MATERIALS ...

Page 15: ...Ref No Part No Part Name Description Pcs Set Remarks W1 F030A5T50QP LEAD WIRE HARNESS 1 W2 F030E4W00CP H V LEAD WIRE 1 8 ESCUTCHEON BASE ASSEMBLY ...

Page 16: ...70AAP CONTROL PANEL AU 1 T793AF QPQ E3 F800L4W70BAP CONTROL PANEL AU 1 T783SF QPQ E3 F800L4W70QAP CONTROL PANEL AU 1 T703QF QPQ E4 F82564W00AP DOOR OPENING LEVEL 1 E5 F81274W70AP BACK PANEL 1 E6 F807254W70AAP DOOR OPENING BUTTON 1 T793AF QPQ E6 F807254W70SAP DOOR OPENING BUTTON 1 T783SF QPQ E6 F807254W70QAP DOOR OPENING BUTTON 1 T703QF QPQ E7 F80375K00AP COOK BUTTON SPRING 1 9 PACKING AND ACCESORI...

Page 17: ...45 F 500VDC C704 C705 ECWH30822JUA CAPACITOR 2 8200PF 3000VDC CN701 AEEMXH00703G CONNECTOR 1 D701 D702 A62024V00GP DIODE SI 2 0 3A D703 AESSRCT1H7 E DIODE SI 1 D704 D705 AESSRCT1A6 E DIODE SI 2 D706 AESS133T 77 DIODE SI 1 MA196 0 1A DB701 AESTRS2006M DIODE SI 1 20A 600V XTWA3 12B SCREW 2 3 12 FOR DB701 Q701 XTNA3 12B SCREW 1 3 12 FOR Q702 H S F66914V00XN HEAT SINK 1 IC702 IC703 AEICP25011HL IC 2 I...

Page 18: ...SCHEMATIC DIAGRAM ...

Page 19: ...11 DIGITAL PROGRAMMER CIRCUIT PARTS LIST ...

Page 20: ...IP LED 10 IC1 MN101C54CFA L S I 1 IC480 AEICUPC358G2 IC 1 Q226 AESA14EKE CHIP DIGI TRANSISTOR 1 Q182 Q223 Q224 AESC23JKE CHIP DIGI TRANSISTOR 3 Q10 Q180 2SD1859TV2Q TRANSISTOR 2 Q181 Q220 Q225 2SC2412KT146 CHIP TRANSISTOR 3 R182 R183 AERJ06J101R CHIP RESISTOR 2 100 1 16W 5 R224 R490 R492 AERJ06J103R CHIP RESISTOR 3 10K 1 16W 5 R221 R228 R342 R343 AERJ06J104R CHIP RESISTOR 4 100K 1 16W 5 R483 R484 ...

Page 21: ...Ref No Part No Part Name Description Pcs Set Remarks ZD10 AESZMTZJ5R6B ZENER DIODE 1 05 03 S 5X1 Printed in China ...