Panasonic NN-ST656W Service Manual Download Page 1

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© 2006 Panasonic Home Appliances Microwave
Oven (Shanghai) Co., Ltd. All rights reserved.
Unauthorized copying and distribution is a violation
of law.

NN-ST686S
NN-ST656W

KTE(UAE)
PTE(Iran)
KPQ(Kuwait, Doha, Qatar, Oman, Bahrain, Pakistan)
STM(Saudi Arabia)

Microwave Oven

Please file and use this manual together with the service manual for Model NN-S560WF (ORDER NO.
SIMMC0006012C3)

ORDER NO.PHAMOS0606035A3

Summary of Contents for NN-ST656W

Page 1: ...d copying and distribution is a violation of law NN ST686S NN ST656W KTE UAE PTE Iran KPQ Kuwait Doha Qatar Oman Bahrain Pakistan STM Saudi Arabia Microwave Oven Please file and use this manual together with the service manual for Model NN S560WF ORDER NO SIMMC0006012C3 ORDER NO PHAMOS0606035A3 ...

Page 2: ...2 NN ST686S NN ST656W ...

Page 3: ...3 6 Confirm after repair 7 3 7 Sharp edges 7 4 MEASUREMENTS AND ADJUSTMENTS 8 4 1 Adjustment of primary latch switch secondary latch switch and short switch 8 4 2 Measurement of microwave output 8 5 EXPLODED VIEW AND PARTS LIST 9 5 1 EXPLODED VIEW 9 5 2 PARTS LIST 10 5 3 DOOR ASSEMBLY 11 5 4 WIRING MATERIALS 11 5 5 ESCUTCHEON BASE ASSEMBLY 12 5 6 PACKING AND ACCESSORIES 14 5 7 H V INVERTER BOARD M...

Page 4: ...1 SCHEMATIC DIAGRAM STM 4 NN ST686S NN ST656W ...

Page 5: ...2 SCHEMATIC DIAGRAM EXCEPT FOR STM 5 NN ST686S NN ST656W ...

Page 6: ...tage inverter power supply circuit board must have a proper chassis ground The inverter grounding bracket must be connected to the chassis If the inverter board is not grounded it will expose the user to very high voltages and cause extreme DANGER Be sure that the inverter circuit is properly grounded via the inverter earth bracket Grounding of the inverter circuit board WARNING DISCHARGE THE HIGH...

Page 7: ...t of parts make sure that the screws of the oven etc are neither loose nor missing Microwaves might leak if screws are not properly tightened 2 Make sure that all electrical connections are tight before inserting the plug into the wall outlet 3 Check for microwave energy leakage Refer to procedure for measuring microwave energy leakage CAUTION MICROWAVE RADIATION USE CAUTION NOT TO BECOME EXPOSED ...

Page 8: ... again by following the component test procedures 4 2 Measurement of microwave output The output power of the magnetron can be determined by performing IEC standard test procedures However due to the complexity of IEC test procedures it is recommended to test the magnetron using the simple method outlined below Necessary Equipment 1 liter beaker Glass thermometer Wrist watch or stopwatch NOTE Chec...

Page 9: ...5 EXPLODED VIEW AND PARTS LIST 5 1 EXPLODED VIEW 9 NN ST686S NN ST656W ...

Page 10: ...G AIR GUIDE A 1 20 F41444T00AP ORIFICE 1 21 A707S4T00AP STEAM SENSOR 1 ST686S 22 F64508660AP SENSOR COVER B 1 ST686S 24 F65434T00AP SENSOR COVER C 1 ST686S 25 F612E6W50XP INCANDESCENT LAMP U 1 26 F61425U30XN MICRO SWITCH 1 PRIMARY LATCH SWITCH V 15G 3C25 27 J61414T00AP MICRO SWITCH 1 SECONDARY LATCH SWITCH D3V 16G 3C25 28 F61455L00CP THERMAL CUTOUT 1 105 C 29 F66264T00CP THERMAL CUTOUT INSULATION ...

Page 11: ... 1 D5 F30854T00AP DOOR C 1 D6 F31456V60XP DOOR SCREEN A 1 D7 F31468F70BQP DOOR SCREEN B 1 ST656W D9 F301A8F60SPT DOOR A U 1 ST686S 5 4 WIRING MATERIALS Ref No Part No Part Name Description Pcs Set Remarks W1 F030A8F60PT LEAD WIRE HARNESS 1 EXCEPT STM W1 F030A8F60ST LEAD WIRE HARNESS 1 STM W2 F030E8F60PT H V LEAD WIRE 1 EXCEPT STM W2 F030E8A00QP H V LEAD WIRE 1 STM 11 NN ST686S NN ST656W ...

Page 12: ... F800L5Y70SAP ESCUTCHEON BASE U 1 ST686S E6 F80725Y00SAP DOOR OPENING BUTTON 1 ST686S E7 F82565Y00AP DOOR OPENING LEVER 1 ST686S E8 F80375K00AP COOK BUTTON SPRING 1 E9 F630Y8F60SPT MEMBRANE SWITCH U 1 ST686S E14 F90095X00AP GROUNDING PANEL 1 ST686S E15 F00078F60SKT NAME PLATE 1 ST686S KTE E15 F00078F60SPT NAME PLATE 1 ST686S PTE E15 F00078F60SKP NAME PLATE 1 ST686S KPQ E15 F00078F60SST NAME PLATE ...

Page 13: ...STM E23 F630Y8F90BPT MEMBRANE SWITCH U 1 ST656W E24 F80348F70HQP ESCUTCHEON BASE 1 ST656W E25 F80728F70HQP DOOR OPENING BUTTON 1 ST656W E26 F80375K00AP COOK BUTTON SPRING 1 E27 F82566K10AP DOOR OPENING LEVEL 1 ST656W E28 F00078F90HKT NAME PLATE 1 ST656W KTE E28 F00078F90HPT NAME PLATE 1 ST656W PTE E28 F00078F90HKP NAME PLATE 1 ST656W KPQ E28 F00078F90HST NAME PLATE 1 ST656W STM 13 NN ST686S NN ST6...

Page 14: ...LLER 1 P5 F01068100XN P E BAG 1 P6 F01078100XN DOOR SHEET 1 P8 F06014T00AP COOKING TRAY 1 P10 F000B7J70KP COOKING GUIDE 1 P11 F04458F60SKT OVERLAY 1 ST686S P11 F04458F90HKT OVERLAY 1 ST656W 5 7 H V INVERTER BOARD MAIN PARTS LIST F606Y4V00XN Ref No Part No Part Name Description Pcs Set Remarks Q701 A691E4V10GP TRANSISTOR SI 1 Q702 TRANSISTOR SI 1 DB701 AESTRS2006M DIODE SI 1 20A 600V D701 D702 A620...

Page 15: ...6 DIGITAL PROGRAMMER CIRCUIT 6 1 SCHEMATIC DIAGRAM 15 NN ST686S NN ST656W ...

Page 16: ...16 NN ST686S NN ST656W ...

Page 17: ...OR 2 Q11 Q181 Q224 Q231 2SD0601A0L CHIP TRANSISTOR 4 Q220 2SB709A0L CHIP TRANSISTOR 1 R320 D0GBR00JA071 CHIP RESISTOR 1 0Ω 1 10W 5 R13 R221 R223 R229 R231 R353 D0GB104JA068 CHIP RESISTOR 6 100K 1 10W 5 R483 R484 R489 D0GB105JA071 CHIP RESISTOR 3 1MΩ 1 10W 5 ST686S R182 D0GB360JA072 CHIP RESISTOR 1 36Ω 1 10W 5 R11 D0GB681JA069 CHIP RESISTOR 1 680Ω 1 10W 5 R224 R350 R441 D0GB102JA071 CHIP RESISTOR 3...

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