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6

4.1.5.

Steam Sensor and Digital
Programmer Circuit

4.1.6.

Oven temp sensor thermistor

4.2.

MEASUREMENTS AND 
ADJUSTMENTS

4.2.1.

Adjustment of Primary latch switch,
Secondary latch switch
and short switch

4.2.2.

Measurement of microwave output

Содержание NN-CD987W

Страница 1: ... MOD0710292C3 Microwave Oven Model No NN CD987W Model No NN CD997S TABLE OF CONTENTS PAGE PAGE 1 Warning 2 2 Specifications 3 3 Location of Controls and Components 4 4 Test Mode 5 5 Service Mode 9 6 Troubleshooting Guide 10 7 Disassembly and Assembly Instructions 18 8 Schematic Diagram 21 9 Exploded View and Replacement Parts List 26 ...

Страница 2: ...2 1 Warning ...

Страница 3: ...3 2 Specifications ...

Страница 4: ...4 3 Location of Controls and Components 3 1 CONTROL PANEL ...

Страница 5: ... 4 1 COMPONENT TEST PROCEDURE 4 1 1 Primary Latch Switch Secondary Secondary Latch Switch and Power Relay 1 Interlocks 4 1 2 Short Switch Monitor Circuit 4 1 3 Magnetron NEW H V 4 1 4 Inverter Power Supply U NEW H V ...

Страница 6: ...or and Digital Programmer Circuit 4 1 6 Oven temp sensor thermistor 4 2 MEASUREMENTS AND ADJUSTMENTS 4 2 1 Adjustment of Primary latch switch Secondary latch switch and short switch 4 2 2 Measurement of microwave output ...

Страница 7: ...7 ...

Страница 8: ...8 4 3 HOW TO CHECK THE SEMICONDUCTORS USING AN OHM METER ...

Страница 9: ...9 5 Service Mode 5 1 OPERATION AND DIGITAL PROGRAMMER CIRCUIT TEST PROCEDURE ...

Страница 10: ...10 6 Troubleshooting Guide 6 1 CAUTIONS TO BE OBSERVED WHEN TROUBLESHOOTING 6 1 1 Check the grounding 6 1 2 Inverter Warnings NEW H V ...

Страница 11: ...laced remove the power plug from the outlet 6 1 4 When the 10A 15A 250V fuse is blown due to the operation of short switch 6 1 5 Avoid inserting nails wire etc through any holes in the unit during operation 6 1 6 Confirm after repair ...

Страница 12: ...12 6 2 TROUBLESHOOTING GUIDE NEW H V ...

Страница 13: ...13 ...

Страница 14: ...14 ...

Страница 15: ...15 ...

Страница 16: ...16 ...

Страница 17: ...17 ...

Страница 18: ...isassembly and Assembly Instructions 7 1 DISASSEMBLY AND PARTS REPLACEMENT PROCEDURE 7 1 1 Magnetron 7 1 2 Digital programmer circuit DPC and membrane key board 7 1 3 Switching transformer and or power relays ...

Страница 19: ...19 7 1 4 Fan motor 7 1 5 Heater 7 1 6 Door assemble ...

Страница 20: ...20 7 1 7 Turntable motor 7 1 8 Inverter PCB ...

Страница 21: ...21 8 Schematic Diagram 8 1 SCHEMATIC DIAGRAM FOR QPQ JPG STM ZPE ...

Страница 22: ...22 8 2 SCHEMATIC DIAGRAM FOR MPQ YPQ PTE YTE KPQ HPE KTE ...

Страница 23: ...23 8 3 DESCRIPTION OF OPERATIONG SEQUENCE 8 3 1 Variable power cooking control 8 3 2 Turbo defrost 8 3 3 Convection cooking control ...

Страница 24: ...24 8 3 4 Combination cooking control 8 3 5 One touch Auto sensor cooking ...

Страница 25: ...25 ...

Страница 26: ...26 9 Exploded View and Replacement Parts List 9 1 EXPLODED VIEW AND PARTS LIST ...

Страница 27: ...18 ANE22392L0AP CIRCULATION FAN 1 19 A20554X00AP COVER 1 20 A20764X00AP REINFORCE BRACKET C 1 21 A21315870GP PULLEY SHAFT 1 22 ANE2177 F80 WASHER 1 23 A22365450AP RIGHT HEATER PANEL 1 24 A290D4X70MN ROLLER RING 1 25 A30077M70AH LOWER HINGE 1 26 A30208000BP DOOR HOOK A 1 27 A31368000BP HOOK SPACER A 1 28 A31374830AP HOOK SPACER B 1 29 A31384830AP HOOKS PACER C 1 30 A400A7F40QP FAN MOTOR 1 31 A400K7...

Страница 28: ...XWS4VL WASHER 2 73 A21447F40QP UPPER PANEL 1 74 A21776660QP WASHER 1 75 A22787F40QP UPPER HEATER PANEL 1 76 A41325020AQ PULLEY B 1 77 A41575450AP FAN BRACKET A 1 78 A41585450AP FAN BRACKET B 1 79 A41635020AQ FAN SPACER C 1 80 A400S6660QPS SHAFT 1 81 A630G7F40QP HEATER A 1 QPQ KPQ MPQ YPQ 81 A630G7F40PT HEATER A 1 STM ZPE HPE PTE KTE YTE 81 A630G7F40JP HEATER A 1 JPG 82 A64177M70AH HEATER SUPPORT 3...

Страница 29: ...F40QP TERMINAL PLATE 1 GRILL HEATERS CONNNECTION 102 A630H7F40QP HEATER B U 1 QPQ KPQ YPQ MPQ 102 A630H7F40PT HEATER B U 1 HPE ZPG PTE KTE STM YTE 102 A630H7F40JP HEATER B U 1 JPG 103 A66267F40QP THERMAL CUTOUT BRACKET 1 GRILL HEATER 104 A64607F40QP HEATER BRACKET A 1 GRILL HEATER 105 A22177F40QP HEATER PANEL 1 GRILL HEATER COVER 106 A22187F40QP HEATER PANEL 1 CONVECTION HEATER COVER 107 A22427F40...

Страница 30: ...D5 A30186660QP DOOR KEY A 1 D6 A30214000AP DOOR KEY SPRING 1 D7 A30856660QP DOOR C 1 D8 A302A7F40MP DOOR A 1 NN CD997S YTE YPQ HPE MPQ D8 A302A7F40KP DOOR A 1 NN CD997S KTE KPQ STM PTE D8 A302A7F40QP DOOR A 1 NN CD997S JPG QPQ D8 A302A7F40ZP DOOR A 1 NN CD997S ZPE D8 A302A7F4HKP DOOR A 1 NN CD987W PTE KTE STM D8 A302A7F4HQP DOOR A 1 NN CD987W QPQ JPG D9 A33816E00AP HEAT SHIELD PANEL 1 NN CD997S D1...

Страница 31: ...31 9 4 ESCUTCHEON BASE ASSEMBLY ...

Страница 32: ...OPENIG BUTTON 1 NN CD987W E11 A81277F70QP BACK PANEL 1 NN CD987W E12 A82567F40QP DOOR OPENING LEVER 1 E13 A82877F40QP SPACER A 2 E14 A83377F70HKT ESCUTCHEON SHEET 1 NN CD987W PTE KTE STM E14 A83377F70HQP ESCUTCHEON SHEET 1 NN CD987W QPE JPG E15 A82516E00AP LED CAP 1 NN CD997S E16 A80167F40QP ESCUTCHEON B 1 NN CD997S E17 A80566E00AP TRIM 1 NN CD997S E18 A80247F40QP OPERATION BUTTON 1 NN CD997S QPQ ...

Страница 33: ...97S QPQ JPG P4 A01027F40KP PACKING CASE PAPER 1 NN CD997S PTE KTE KPQ STM P4 A01027F40ZP PACKING CASE PAPER 1 NN CD997S ZPE P4 A01027F70HQP PACKING CASE PAPER 1 NN CD987W JPG QPQ P4 A01027F70HPT PACKING CASE PAPER 1 NN CD987W PTE P5 A01046660MN UPPER FILLER 1 HPE YPQ YTE MPQ P5 A01046660KN UPPER FILLER 1 KTE STM PTE KPQ P5 A01046660QP UPPER FILLER 1 QPQ JPG ZPE P6 A01056660MN LOWER FILLER 1 MPQ YP...

Страница 34: ...X00AP HIGH BAKING RACK 1 MID 50MM P15 A060V4X00CP HIGH BAKING RACK 1 HIGH 135MM P16 A06014X70QP COOKING TRAY 1 P17 A91644000XN EARTH LEAD 1 YTE P18 A01456E00KP DOOR SHEET B 1 NN CD997S P18 A01459770KN DOOR SHEET B 1 NN CD987W Safety Ref No Part No Part Name Description Pcs Set Remarks ...

Страница 35: ...RE HARNESS 1 PTE HPE KTE KPQ YPQ YTE MPQ W1 A030A7F40QP LEAD WIRE HARNESS 1 QPQ STM ZPE JPG W2 A030E7M70AH LEAD WIRE 1 HPE KTE KPQ MPQ PTE YPQ YTE W2 A030E7F40QP LEAD WIRE 1 QPQ JPG ZPE W FERRITE CORE W3 A03509770LN LEAD WIRE 1 W4 A03536660QP LEAD WIRE 1 W5 MKP62 335K CAPACITOR 1 3 3MF PTE KPQ MPQ YPQ YTE ...

Страница 36: ...CONNECTOR 1 B03B XAKS 1 T LF SN IC701 AN47056A VT IC 1 D709 B0ADCJ000007 CHIP DIODE SI 1 Q703 Q706 B1ABCF000116 CHIP TRANSISTOR SI 2 Q704 Q707 B1HFCFA00007 CHIP TRANSISTOR SI 2 R707 D0GB100JA006 CHIP RESISTOR 1 10 5 R750 R772 D0GB104JA006 CHIP RESISTOR 2 100K 5 R746 D0GB113JA006 CHIP RESISTOR 1 11K 1 16W 5 R724 R774 R783 R787 D0GB124ZA005 CHIP RESISTOR 4 120K 1 16W1 R760 D0GB154JA006 CHIP RESISTOR...

Страница 37: ...1MF 50V C715 F1H1H102A219 CHIP CAPACITOR 1 0 001MF 50V C726 F1H1H471A824 CHIP CAPACITOR 1 470PF 50V 2 D224 A6691M300GP HEAT SINK 1 DB701 B0FBBQ000004 BRIDGED DIODE SI 1 15A 600V PBF Q702 B1JADR000009 TRANSISTOR SI 1 J321 Q701 B1JAFV000004 TRANSISTOR SI 1 GT50N322 Q702 XTNA3 12BJ SCREW 3X12 1 DB701 Q701 XTWA3 12BJ SCREW 3X12 2 IC702 IC703 B3PAA0000387 PHOTO COUPLER IC 2 PS2501 1 HL 4P PBF D224 XTWA...

Страница 38: ...B03B XASS 1 T LF SN CN6 K1KA03AA0087 CONNECTOR 1 B03B XARS 1 T LF SN CN3 K1KA03AA0091 CONNECTOR 1 B03B XAMS 1 T LF SN CN4 K1KA03AA0170 CONNECTOR 1 B3 4 2 B XASK 1 LF SN IC220 B1HBGFF00007 IC 1 ULN2003ADR R10 R233 D0GB104JA002 CHIP RESISTOR 2 100K 1 16W 5 R27 D0GB153JA002 CHIP RESISTOR 1 15K 1 16W 5 R30 D0GB220JA002 CHIP RESISTOR 1 22 1 16W 5 R28 D0GB394JA002 CHIP RESISTOR 1 390K 1 16W 5 R210 D0GB5...

Страница 39: ...14EKA 14 IC500 C0ABBA000137 IC OP AMP 1 LM2904DR IC10 C0DBAHD00013 IC 1 PQ1L503M2SPQ R80 R81 R84 R85 R351 R353 D0GB102JA002 CHIP RESISTOR 6 1K 1 16W 5 R12 R340 R341 R508 R82 R83 R86 R87 R350 R500 R508 D0GB103JA002 CHIP RESISTOR 11 10K 1 16W 5 R232 R229 R236 D0GB104JA002 CHIP RESISTOR 3 100K 1 16W 5 R40 D0GB123JA002 CHIP RESISTOR 1 12K 1 16W 5 R507 D0GB125JA002 CHIP RESISTOR 1 R504 D0GB154JA002 CHI...

Страница 40: ...0001MF 50V C80 C81 C82 C83 C12 C226 C225 C110 C111 R112 F1H1H103A220 CHIP CAPACITOR 10 0 01MF 50V IC1 S 7F4 MN101E29GEA LSI 1 RE80 RE81 EVEGA1F2224B ENCODER 2 EVEGA1F2224B CN8 K1MN19B00063 CONNECTOR 1 19FESTVKN DISP110 L5AAAFD00014 LCD HLC7607 012410 1 Safety Ref No Part No Part Name Description Pcs Set Remarks ...

Страница 41: ...41 9 10 DIGITAL PROGRAMMER CIRCUIT SCHEMATIC DIAGRAM ...

Страница 42: ...42 ...

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