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Panasonic NN-L530BF manual

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  • Page 1

    Service Manual ORDER NO. SIMMC 0001002C1 E1 Microwave Oven © 2000 Shanghai Matsushita Microwave Oven Co.,Ltd All rights reserved. Unauthorized copying and distribution is a violation of law. MODELS APH CPH U S A Canada ® Specifications: Power Source: Power Requirement: Output(IEC705-88): Microwave Frequency: T imer: Outside Dimensions: Oven Cavit[...]

  • Page 2

    W ARNING CONTENTS (Page) (Page) -1- FEA TURE CHART ...........................................................................3 DISASSEMBL Y AND PAR TS REPLACEMENT PRO CEDURE ............... 13 CONTROL P ANEL ...........................................................................3 COMPONENT TEST PROCEDURE ............ ..........................[...]

  • Page 3

    DANGER OF HIGH VOL T AGE AND HIGH TEMPERA TURE (HOT/LIVE) OF THE INVERTER POWER SUPPL Y (U) INVERTER W ARNING This Inverter board looks like a regular PCB. However, this PCB drives the magnetron tube with extremely high voltage and high current. IT HAS: 1. V ery high voltage and high current circuits. I t functions the same as the high voltage tran[...]

  • Page 4

    1 2 5 7 11 16 17 4 a a a a a 9 12 3 8 6 10 FEA TURE CHART - 3 - CONTROL P ANEL FEA TURE Three Stage Cooking Inverter T urbo Defrost Auto Reheat Inverter Auto Cook Sensor Reheat Sensor Cook Quick Min Popcorn T imer Digital Clock MODEL NN-S550WF NN-S540WF NN-S510WF NN-S520WF NN-S530WF NN-S560WF NN-S560(CPH) NN-S560(APH) 1 2 5 7 11 16 17 3 8 6 12 9 NN[...]

  • Page 5

    - 4 - CONTROL P ANEL NN-L520 7 1 2 4b 17 3 13 6 16 11 5 8 14 15 NN-L530 1 2 4b 17 3 13 6 16 11 5 8 7 14 15 (1) Display Windows (2) Popcorn Pad (3) Inverter T urbo Defrost Pad (4a) Sensor Reheat Pad (4b) Auto Reheat Pad (5) Power Level Pad (6) Number Pads (7) T imer Pad (8) Clock Pad (9) Sensor Cook Pad (10) Inverter Auto Cooking Pads (1 1) Quick Mi[...]

  • Page 6

    - 5 - OPERA TION AND DIGIT AL PROGRAMMER CIRCUIT TEST PROCEDURE When you pluge the power supply cord into the wall outlet, microwave oven automatically enter into the state of lb / oz. If you want to use g / kg state, please press Start pad after pluging the power source. 1. Press Inverter T urbo Defrost pad. 2. Set the weight for 1 l b by press- i[...]

  • Page 7

    - 6 - OPERA TION SCROLL DISPLA Y 3. Press Serving / Weight pad. (Select 4. 6. 10. 14 slices) 4. Press Start pad. When cooking time has elapsed, Oven beeps 5 times and shuts off. 4 4.10 T imes of day or colon if set appears in the display. OPERA TION SCROLL DISPLA Y 1. Press Popcom pad five times for 3.5 oz serving. (Select 1.75. 2.65. 2.85. 3.0 or [...]

  • Page 8

    SCHEMA TIC DIAGRAM (APH) - 7 - SCHEMA TIC DIAGRAM (APH)[...]

  • Page 9

    - 8 - SCHEMA TIC DIAGRAM (CPH) SCHEMA TIC DIAGRAM (CPH)[...]

  • Page 10

    DESCRIPTION OF OPERA TING SEQUENCE 1. Variable power cooking control The coil of power relay B (RY1) is energized intermittently by the digital programmer circuit, when the oven is set at any power selection except for High power position. The digital programmer circuit controls the ON-OFF time of power relay B contacts in order to vary the output [...]

  • Page 11

    4. Sensor Cooking (NN-S560BF APH/CPH NN- S560WF APH/CPH) Auto sensor cooking is a revolutionary way to cook by microwave without setting a power level or selecting a time. All that is necessary is to select an Auto Sensor Program before starting to cook. Understanding Auto Sensor Cooking As the food cooks, a certain amount of steam is produced. If [...]

  • Page 12

    CAUTIONS TO BE OBSER VED WHEN TROUBLESHOOTING Unlike many other appliances, the microwave oven is high-voltage, high current equipment. Though it is free from danger in ordinary use, extreme care should be taken during repair. 1. Check the grounding Do not operate on a 2-wire extension cord. The microwave oven is designed to be used when grounded. [...]

  • Page 13

    6.Confirm after repair (A) After repair or replacement 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. (B) Make sure that all electrical connections are tight before inserting the plug into the wall outlet. (C) Check for microwave energy leakage. (Refer[...]

  • Page 14

    - 13 - DISASSEMBL Y AND P ARTS REPLACEMENT PROCEDURE 1. Magnetron (A) Discharge the high voltage capacitors, as mentioned and shown on page 11. (B) Remove 1 screw holding air guide c to magnetron. (C) Disconnect 2 high voltage lead wires from magnetron filament terminals. (D) Remove 4 screws holding the magnetron. NOTE: After replacement of the mag[...]

  • Page 15

    - 14 - 5. Door assembly (A) Remove door C from door E by carefully pulling outward starting from upper right hand corner using a flat blade screwdriver. (B) Separate door E from tabs on door A and remove door A. (C) Open Door E at the opening angle of approximately 10 ° (Note: The door cannot be removed if the opening angle is greater than 10 ° )[...]

  • Page 16

    - 15 - 8. Inverter Power Supply (U) CAUTIONS WHILE REPLACING INVERTER POWER SUPPL Y (U) 1. Make sure to leave the grounding plate in its place. 2. Make sure to securely tighten grounding screw from the bottom of chasis (base). 3. Securely connect 3 lead wire connectors. 4. Make sure the heat sink has enough space (gap) from the oven. T ake special [...]

  • Page 17

    COMPONENT TEST PROCEDURE CAUTION 1. High voltage is present at the high voltage terminal of the High V oltage Inverter (U) including aluminum heat sink during any cook cycle. 2. It is neither necessary nor advisable to attempt mea- surement of the high voltage. 3. Before touching any oven components, or wiring, always unplug the oven from its power[...]

  • Page 18

    - 17 - 6. Steam Sensor and Digital Programmer Circuit In order to determine if the steam sensor function of the digital programmer circuit is in working order or not, do the following test. 1) Place a water load (150 cc) in the oven. 2) T ap Sensor Reheat pad. 3) T ap Start Pad. 4) Steam Sensor detects steam about 1.5 to 4 minutes after the Start P[...]

  • Page 19

    W ARNING 1 . Adjustment of Primary latch switch, Second- a r y latch switch and Short switch. (A ) When mounting Primary latch switch,Secondary latch switch an d short switch to door hook assembly, mount the Primary latch swit ch, the Secondary latch switch and the short switch to the door hook assembly as shown in table. NOTE: N o specific adjustm[...]

  • Page 20

    MOVE PROBE ALONG SHADED AREA( )AROUND EXHAUST OPENINGS(as shown)AND AROUND AIR INLET OPENING PROCEDURE FOR MEASURING MICROW A VE ENERGY LEAKAGE W ARNING Check for radiation leakage after every servicing. Should the leakage be more than 2 mW/cm 2 (1mW/cm 2 for Canada) inform P ASC, PSC, or PCI immediately . After repairing or rep lacing any radiatio[...]

  • Page 21

    1. Check grounding before checking for trouble. 2. Be careful of high voltage circuit. 3. Discharge high voltage capacitor. 4. When checking the continuity of the switches or the high voltage transformer,disconnect one lead wire from these parts and then check continuity with the AC plug removed. T o do otherwise may result in a false reading or da[...]

  • Page 22

    - 21 - 7. 8. 9. 10. 11 . Oven does not operate and return to plugged in mode as soon as start pad is pressed. Loud buzzing noise can be heard. T urntable motor does not rotate. Oven stops operation during cooking. Oven returns to plugged in mode after 10 seconds elapses on the Auto sensor cooking mode. 1. Defective DPC 1. Loose fan and fan motor 1.[...]

  • Page 23

    T roubleshooting of Inverter Circuit (U) and Magnetron NEW H.V . This oven is programmed with a self diagnostics failure code system which will help for troubleshooting. H97, H98, and H99 are the provided failure codes to indicate magnetron and inverter circuit problem areas. This section explains failure codes of H97, H98, and H99. First, you must[...]

  • Page 24

    T rouble Related to Digital Programmer Circuit SYMPTOM No display when oven is first plugged in. Oven is dead. CAUSE/CORRECTIONS STEP 2 Shorted Circuit of ZNR, L.V.T., Oven Lamp etc. Replace DPC LV T ➝ Step 3 ZD10, Q10 ➝ Step 4 IC-220 ➝ IC-1, CX320 STEP 1 2 3 4 CHECK Fuse pattern of DPC Low voltage transformer (L VT) secondary voltage IC-1 pi[...]

  • Page 25

    EXPLODED VIEW AND P ARTS LIST - 24 - 1 2 3 4 5 6 7 38 8 16 17 18 19 26 34 23 32 31 35 29 30 37 20 40 22 21 42 11 13 14 15 24 5 28 10 42 42 42 9 33 36 39 12 27[...]

  • Page 26

    - 25 - P ARTS LIST NOTE 1: When ordering replacement 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.  Ref.[...]

  • Page 27

    - 26 - Ref.No. 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 30 30 30 31 32 33 34 35 35 36 37 38 39 40 Part No. Part name & Description Pcs/ set Remarks F400A4T00AP F40084T00AP F40254T00AP F41444T00AP F64505540AP A707S4T00AP F65434T00AP F612E9660AP ANE6142-1450 J61414T00AP F61454050AP F66264T00CP A61785180AP A606Y4T00AP 2M261-M32F 2M261-M32G 2M2[...]

  • Page 28

    DOOR ASSEMBL Y - 27 - Ref.No. D1 D2 D2 D3 D4 D5 D6 D7 D7 D8 D8 Part No. Part name & Description Pcs/ set Remarks B3018-1480 F30014T00BAP F30014T00HAP F302K4T00AP B30214000AP F30854T00AP F31454T00AP F31464T00BAP F31464T00HAP B02454180AP B041 14180CP DOOR KEY == #A DOOR A DOOR A DOOR E (U) DOOR KEY SPRING DOOR C DOOR SCREEN A DOOR SCBEEN B DOOR S[...]

  • Page 29

    - 28 - ESCUTHEON BASE ASSEMBL Y Ref.No. E1 E1 E1 E1 E1 E1 E1 E1 E2 E2 E2 E2 E2 E2 E2 E2 E2 E2 E2 E2 E3 E3 E3 E3 E4 E5 E6 Part No. Part name & Description Pcs/ set Remarks F603L4T00AP F603L4T00CP F603L4T10AP F603L4T20AP F603L4T20CP F603L4T30AP F603L4T30CP F603L4T50CP F603Y4T00BAP F630Y4T00HAP F630Y4T00BCP F630Y4T00HCP F630Y4T10BAP F630Y4T10HAP F[...]

  • Page 30

    P ACKING AND ACCESORIES Ref.No. P1 P1 P1 P1 P1 P1 P1 P1 P2 P2 P2 P2 P2 P2 P2 P2 P2 P2 P2 P2 P2 P2 P2 P3 P4 P5 P6 P7 P8 Part No. Part name & Description Pcs/ set Remarks F00034T00AP F00034T00CP F00034T10AP F00034T20AP F00034T20CP F00034T30CP F00034T40CP F00034T50CP F01024T00BAP F01024T00HAP F01024T00BCP F01024T00HCP F01024T10BAP F01024T10HAP F01[...]

  • Page 31

    - 30 - WIRING MA TERIAL Ref.No. W1 W1 W2 W2 Part No. Part name & Description Pcs/ set Remarks F030A4T20AP F030A4T00CP F030E4T00AP F030E4T00CP LEAD WIRE HARNESS LEAD WIRE HARNESS H.V. LEAD WIRE H.V. LEAD WIRE 1 1 1 1 ******APH ******CPH ******APH ******CPH (S-4T0) AND[...]

  • Page 32

    DIGIT AL PROGRAMMER CIRCUIT P AR TS LIST (NN-S560BFAPH/CPH,S560WF APH/CPH) Ref.No. Remarks Part No. Pcs/ Set -31 - Part name & Description BZ310 AEFB22EP20TL BUZZER 1 2.0KHz C12,C290,C291,C300,C301 AECUB2F104ZK CAP ACITOR 5 0.1 µ F/25V C330 AECUB5C102KK CAP ACITOR 1 0.1 µ F/50V C340 AECUB5F103ZK CAPACIT OR 1 0.01 µ F/50V C10 ECEA1VM471B ELEC[...]

  • Page 33

    -32 - BZ310 AEFB22EP20TL BUZZER 1 2.0KHz C12,C290,C291,C300,C301 AECUB2F104ZK CAP ACITOR 5 0.1MF/25V C330 AECUB5C102KK CAP ACITOR 1 0.1MF/50V C340 AECUB5F103ZK CAPACIT OR 1 0.01MF/50V C10 ECA1VM471B ELECTROLYTIC CAP ACIT OR AL 1 470MF/35V C1 1 ECEA1CKA100B ELECTROLYTIC CAP ACIT OR AL 1 10MF/16V CN1 AEEMXF01505W CONNECT OR 1 CN3 CONNECT OR 1 CN4 AEE[...]

  • Page 34

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  • Page 35

    -34-[...]

  • Page 36

    5/00 S-4T0 S-4T1 S-4T2 S-4T3 S-4T4 S-4T5 Printed in China Model for Latin America & Mexico MODELS NN-S540BF/WF NN-540BF/WF RPH Mexico Latin America * This product is based on NN-S540BF/WF APH model, the different parts are listed as followings: * Any serviceman who has any quiries or order service parts, please contact own area ’ s service co[...]