Manuals / Daewoo / Kitchen Appliance / Microwave Oven

Daewoo KOG-391H0S, KOG-371H0S, KOG-373R0S 3. P.C.B. LOCATION NO, CEXF1E102V, TZRA102M, TZTA1266Y

Models: KOG-376T1S KOG-391G0S KOG-391H0S KOG-393R0S KOG-396T1S KOG-371R0S KOG-391R0S KOG-375R0S KOG-374R0S KOG-373R0S KOG-371H0S

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✔Caution: In this Service Manual, some parts can be changed for improving, their performance without notice in the parts list. So, if you need the latest parts information, please refer to PPL(Parts Price List) in Service information Center(http://svc.dwe.co.kr)

3.P.C.B. LOCATION NO

(1)KOG-371G0S/371H0S

NO	NAME	SYMBOL	SPECIFICATION	PART CODE	Q’TY
1	BUZZER	BZ1	BM-20K	3515600100	1

2	C ARRAY	CA1	7P(6) 102 M 50V	CN6XB-102M	1

3	CAPACITOR ELEC	EC1	50V RS 1µF	CEXE1H109A	1

4	CPAPCITOR ELEC	EC2	25V RSS 1000µF	CEXF1E102V	1

5	CONNECTOR WAFER	CN1	YW396-02AV	3519150520	1

6	CONNECTOR FILM	CN2	FCZ254-11	441M367160	1

7	CONNECTOR WAFER	CN3	YW396-05AV	3519150510	1

8	DIODE RECTIFY	D1~6, 8~12	1N4148	DZN4148---	11

9	DIODE RECTIFY	D13, 14	1N4002A	DZN4002A--	2

10	DIODE ZENER	ZD1	UZ-5.1BSB	DZUZ5R1BSB	1

11	DIODE ZENER	ZD2	UZ-3.9BSB	DZUZ3R9BSB	1

12	LED DISPLAY	DP1	DDG-631H	DDDG631H01	1

13	PCB MAIN	M158	81.5X139.9	3514315410	1

14	R ARRAY	RA1	7P(6) 1/8 100K J	RA-87X104J	1

15	RESISTOR	R1~R7	1/6W 330 5%	RD-AZ331J-	7

16	RESISTOR	R8, 10, 12, 14, 22	1/6W 1K 5%	RD-AZ102J-	5

17	RESISTOR	R11, 20, 21	1/6W 100K 5%	RD-AZ104J-	3

18	RESISTOR	R13	1/6W 200 5%	RD-AZ201J-	1

19	RESISTOR	R15, 16	1/6 10K 5%	RD-AZ103J-	2

20	RESISTOR	R17	1/6 510 OHM J	RD-AZ511J-	1

21	RESISTOR	R18	1/6W 1M 5%	RD-AZ105J-	1

22	RESISTOR	R19	1/4W 51 5%	RD-4Z510J-	1

23	RESISTOR	R23	1/6 4.7K OHM J	RD-AZ472J-	1

24	REGULATOR	VL1	MC7905C	1MC7905C--	1

25	TRANSISTOR	Q1~5, 8~11	KRA-102M	TZRA102M--	9

26	TRANSISTOR	Q6	KTA-1266Y	TZTA1266Y-	1

27	TRANS POWER	LVT1	DMR-631FS	5EPV035303	1

28	WIRE COPPER	J1~3,5~8,10~12,17~21	1/0.52 TIN COATING	85801052GY	15

29	WIRE COPPER	SJ4	1/0.52 TIN COATING	85801052GY	1

30	IC MICOM	IC1	TMP47C440BN-NF94	13GS371GH0	1

31	RESONATOR CERA	CR1	KBR-4.0MKSTF	5PKBR40MKS	1

32	SW RELAY	RY1, RY3	G5G-1A DC 12V	5SC0101121	2

33	SW RELAY	RY2	G5B-1 DC12V	5SC0101110	1

34	CAPACITOR CERA	C6	102 50V Z AXIAL	CCZB1H102K	1

35	CAPACITOR CERA	C1~5, C7	104 50V Z AXIAL	CCZF1H104Z	6

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Daewoo KOG-391H0S, KOG-371H0S, KOG-373R0S, KOG-374R0S, KOG-375R0S 3. P.C.B. LOCATION NO, CEXF1E102V, TZRA102M, TZTA1266Y

Contents

KOG-376T1S Service ManualMicrowave Oven KOG-371H0STABLE OF CONTENTS 1. FOR SAFE OPERATION SAFETY AND PRECAUTIONS2. FOR SAFE SERVICE PROCEDURES KOG-371G/H/R0S, KOG-374R/5R0S SPECIFICATIONS279/294 EXTERNAL VIEW465/495 365/392279/294 5 KOG-374R0S 465/495360/388 4 KOG-371R0S, KOG-391R0S2. FEATURE DIAGRAM 2. REFLECTORInsulator Heater 3. HEATING ELEMENT 4. OVEN CAVITY5. SEFETY INTERLOCK SYSTEM 7. METAL RACK2 KOG-376T1S, KOG-396T1S 5. SEFETY INTERLOCK SYSTEM 6. CONTROL PANEL 7. METAL RACK2. REFLECTORInsulator Heater 3. HEATING ELEMENT 4. OVEN CAVITY 3 KOG-371R0S, KOG-391R0S 5. SEFETY INTERLOCK SYSTEM 6. CONTROL PANEL 7. DOOR OPENING BUTTON8. METAL RACK 2. REFLECTORInsulator Heater 3. HEATING ELEMENT 4. OVEN CAVITY4 KOG-374R0S 5. SEFETY INTERLOCK SYSTEM 6. METAL RACK2. REFLECTORInsulator Heater 3. HEATING ELEMENT 4. OVEN CAVITY 5 KOG-375R0S 2. REFLECTORInsulator Heater 3. HEATING ELEMENT 4. OVEN CAVITY5. SEFETY INTERLOCK SYSTEM 6. METAL RACK 6 KOG-373R0S, KOG-393R0S q 0 92. REFLECTORInsulator Heater 3. HEATING ELEMENT 4. OVEN CAVITY 5. SEFETY INTERLOCK SYSTEM 6. METAL RACK11. DEFROST 2 KOG-371H0S, KOG-391H0S 10. DEFROST2. Clock - Used to set clock 1. Dinner plate Power/DefWeight Time Clock Grill/Combiigh T Power/Def Grill/Combi Clock Auto Cook 1. Dinner Plate 2. Soup3. Beverage 4. Fresh Vegetable Stop/Clear4 KOG-375R0S 5 KOG-373R0S, KOG-393R0S 1. Steady, flat location INSTALLATION5. Power supply 7. Do not operate the oven if it is colder than room temperatureor button OPERATION AND FUNCTIONSCautions to be observed when trouble shooting DISASSEMBLY AND ASSEMBLY3 Reverse the above for reassembly DISASSEMBLY AND ASSEMBLY2. To remove door assembly 2 Remove the door assembly from top plate of cavityPage 1 Remove the gasket door from door plate REF. NO 1 Remove the gasket door from door plate SPECIAL DOUBLE TAPE Page DESCRIPTION REF NOPART CODE PART NAME1 To reduce gap located on part ‘A’ REF. NO Page 5. To remove control panel parts REF. NO T2 PAN 3X10 PW MFZN 3513404620 DESCRIPTION REF NOPART CODE PART NAMEREF. NO 6. To remove high voltage capacitor High voltage circuit wiring 7. To remove magnetron9. To remove H.V.transformer 8. To remove wind guide assembly11. To remove heater assmbly 10. To remove tray motorPART NAME 12. To remove heater partsREF. NO PART CODEADJUSTMENT INTERLOCK MECHANISM AND ADJUSTMENTINTERLOCK MECHANISM AND ADJUSTMENT Disconnect high voltage fuse TROUBLE SHOOTING GUIDEMalfunction of CONDITION TROUBLE SHOOTING GUIDEContinuity in CONDITIONof control box NOTE KOG-371G/H, KOG-391G/HMEASUREMENT AND TEST 1. MEASUREMENT OF THE MICROWAVE POWER OUTPUT2. MICROWAVE RADIATION TEST 3. High voltage diode 3. COMPONENT TEST PROCEDURE1. High voltage transformer 2. High voltage capacitorWIRING DIAGRAM 2 KOG-396T1S PRINTED CIRCUIT BOARD KOG-371G/H0S, KOG-391G/H0S 1. CIRCUIT CHECK PROCEDUREMesurement point OPEN Replace door open monitor switchRELAY 1 OFF 1 DOOR OPEN2. P.C.B. CIRCUIT DIAGRAM TZTA1266Y 3. P.C.B. LOCATION NOCEXF1E102V TZRA102MPART CODE SYMBOLSPECIFICATION NAMEMEASURE POINT PRINTED CIRCUIT BOARD KOG-376T1S, KOG-396T1S1. CIRCUIT CHECK PROCEDURE Mesurement point 3. When there is no microwave oscillation 2. P.C.B. CIRCUIT DIAGRAM SDB161PVB17F 3. P.C.B. LOCATION NO2 KOG-396T1S 1. CIRCUIT CHECK PROCEDURE PRINTED CIRCUIT BOARD KOG-371R0S, KOG-391R0SMesurement point 3. When there is no microwave oscillation 2. P.C.B. CIRCUIT DIAGRAM NAME SYMBOLSPECIFICATION 3. P.C.B. LOCATION NOPART CODE SYMBOLSPECIFICATION NAME2. Voltage check 1. CIRCUIT CHECK PROCEDUREPRINTED CIRCUIT BOARD KOG-374R0S, KOG-375R0S 1. Low Voltage Transformer checkMesurement point 3. When there is no microwave oscillation 2. P.C.B. CIRCUIT DIAGRAM NAME SYMBOLSPECIFICATION 3. P.C.B. LOCATION NO2. Voltage check PRINTED CIRCUIT BOARD KOG-373R0S, KOG-393R0S1. CIRCUIT CHECK PROCEDURE 1. Low Voltage Transformer checkMesurement point 3. When there is no microwave oscillation 2. P.C.B. CIRCUIT DIAGRAM NAME SYMBOLSPECIFICATION 3. P.C.B. LOCATION NONAME SYMBOLSPECIFICATION NAME3. TOTAL ASSEMBLY EXPLODED VIEW AND PARTS LIST KOG-371G/H/R0S, KOG-391G/H/R0S1. DOOR ASSEMBLY 2. CONTROL PANEL ASSEMBLYDESCRIPTION REF NOPART CODE PART NAMEDESCRIPTION REF NOPART CODE PART NAMEDESCRIPTION REF NOPART CODE PART NAMEDESCRIPTION REF NOPART CODE PART NAME3. TOTAL ASSEMBLY EXPLODED VIEW AND PARTS LIST KOG-376T1S, KOG-396T1S1. DOOR ASSEMBLY 2. CONTROL PANEL ASSEMBLYDESCRIPTION REF NOPART CODE PART NAMEDESCRIPTION REF NOPART CODE PART NAME2 KOG-396T1S SUPPLY PART CODEPART NAME DESCRIPTION3. TOTAL ASSEMBLY EXPLODED VIEW AND PARTS LIST KOG-374R0S1. DOOR ASSEMBLY 2. CONTROL PANEL ASSEMBLYSUPPLY PART CODEPART NAME DESCRIPTION3. TOTAL ASSEMBLY EXPLODED VIEW AND PARTS LIST KOG-375R0S1. DOOR ASSEMBLY 2. CONTROL PANEL ASSEMBLYSUPPLY PART CODEPART NAME DESCRIPTION3. TOTAL ASSEMBLY EXPLODED VIEW AND PARTS LIST KOG-373R0S, KOG-393R0S1. DOOR ASSEMBLY 2. CONTROL PANEL ASSEMBLYDESCRIPTION REF NOPART CODE PART NAMEDESCRIPTION REF NOPART CODE PART NAMEDESCRIPTION REF NOPART CODE PART NAMEDESCRIPTION REF NOPART CODE PART NAMEE-MAIL G7F00E@web.dwe.co.kr FAX 02 TEL 02 360-8179~8180 PRINTED DATE Dec686, AHYEON-DONG MAPO-GU SEOUL, KOREA C.P.O. BOX 8003 SEOUL, KOREA TELEX DWELEC K28177-8 CABLE “DAEWOOELEC”