S/M No. : TCN793NEF0Service ManualColor TelevisionCHASSIS : CN-793NModel : DTQ-27U8SCDTQ-29U8SSDTQ-29U8SSPSPECIFICATIONSMODELITEMSTV StandardPower In
9ALIGNMENT INSTRUCTIONS6) DIGITAL PRESET(D.P) ADJUSTMENTS(S9)SUBBRIGHTNESS ADJUSTMENT• Receive a good local channel.• Enter the service mode and selec
10SCHEMATIC DIAGRAM
11LOC PART CODE PART NAME PART DESCRIPTION REMARKZZ100 48B4343A07 TRANSMITTER REMOCON R-43A07 (AA)ZZ110 PTACPWJ936 ACCESSORY AS DTQ-29U8FC0030 485
12LOC PART CODE PART NAME PART DESCRIPTION REMARKI502 1TDA9183P- IC COMBFILTER TDA9183PI504 1MM1118—- IC A/V SWITCH MM1118I601 1MSP3420B8 IC SOUND
13LOC PART CODE PART NAME PART DESCRIPTION REMARKCC621 HCFK104ZCA C CHIP CERA 50V Y5V 0.1MF Z 2012CC626 HCBK102KCA C CHIP CERA 50V X7R 1000PF K 20
14LOC PART CODE PART NAME PART DESCRIPTION REMARKRC746 HRFT102JCA R CHIP 1/10 1K OHM J 2012RC749 HRFT103JCA R CHIP 1/10 10K OHM J 2012RC757 HRFT51
15LOC PART CODE PART NAME PART DESCRIPTION REMARKE071 4856310300 EYE LET BSR T0.2 (R1.6)E072 4856310300 EYE LET BSR T0.2 (R1.6)E079 4856310300 EYE
16LOC PART CODE PART NAME PART DESCRIPTION REMARKC606 CMXB2A103J C MYLAR 100V EU 0.01MF J (TP)C607 CMXL1J224J C MYLAR 63V MEU 0.22MF J (TP)C610 CM
17LOC PART CODE PART NAME PART DESCRIPTION REMARKC513 CBZF1H104Z C CERA SEMI 50V F 0.1MF ZC533 CCZF1H103Z C CERA 50V F 0.01MF ZC536 CZCH1H100J C C
18LOC PART CODE PART NAME PART DESCRIPTION REMARKJ052 85801065GY WIRE COPPER AWG22 1/0.65 TIN COATINGJ053 85801065GY WIRE COPPER AWG22 1/0.65 TIN
1TABLE OF CONTENTSTABLE OF CONTENTS 2CIRCUIT BLOCK DIAGRAM 3ALIGNMENT INSTRUCTIONS 4YOUR REMOTE CONTROL 4SERVICE MODE ADJUSTMENT 5ASSEMBLY ADJUSTMENT
19LOC PART CODE PART NAME PART DESCRIPTION REMARKJ148 85801065GY WIRE COPPER AWG22 1/0.65 TIN COATINGL102 5CPZ569K04 COIL PEAKING 5.6UH K (AXIAL 1
20LOC PART CODE PART NAME PART DESCRIPTION REMARKR736 RD-AZ102J- R CARBON FILM 1/6 1K OHM JR737 RD-AZ681J- R CARBON FILM 1/6 680 OHM JR738 RD-AZ68
21LOC PART CODE PART NAME PART DESCRIPTION REMARKQ903 TKTC3198Y- TR KTC3198YQ904 TKTC3198Y- TR KTC3198YQ905 TKTC3198Y- TR KTC3198YQ906 TKTC3198Y-
22L/C PARTS NAME PARTS CODE PARTS DESCRIPTION DTQ-29U8SC DTQ-29U8SS10 TAPE MASKING 2TM18006BE 6.2X500 PTMPJBJ93610 TAPE MASKING 2TM18006BE 6.2X500 PTM
23L/C PARTS NAME PARTS CODE PARTS DESCRIPTION DTQ-29U8SC DTQ-29U8SSP00001 IC POWER 1STRF6626- STR-F6626 PTM2SW821000001 IC SMPS 1STRF6654- STR-F6654 P
24L/C PARTS NAME PARTS CODE PARTS DESCRIPTION DTQ-29U8SC DTQ-29U8SSPR650 R CARBON FILM RD-AZ242J- 1/6 2.4K OHM J PTMPJAJ938R801 POSISTOR DDB3R0M140 EC
25EXPLODED VIEW
26EXPLODED VIEW
27PRINTED CIRCUIT BOARD
123456789101112131415161718192021424140393837363534333231302928272625242322P10P11P12P13/PWM1P14/PWM2P15/PWM3P16P17/PWMVSSXT1XT2VDDP84/AN4P85/AN5P86/AN
2SPECIFICATIONSMODELITEMSTV StandardPower InputPower ConsumptionTuning rangesSound OutputSpeakerAntennena Input ImpedanceAuxiliary Input TerminalAuxil
2AppendixIC DESCRIPTIONNO123456789101112131415161718192021222324252627282930313233343536373839404142PIN12345678910111213141516171819202122232425262728
3CHIP COMPONENTS POSITIONAppendix**PCB MAINN0 L/C X Y ORIENT1 CC666 238.99985 63.2498 902 CC645 215.09985 39.6498 2703 RC632 259.5 15 1804 RC639 242
4AppendixCHIP COMPONENTS POSITION
5ChekF801(125V 6.3A)FROMFBT +12.5VCheckR802(10W 1ohms)CheckVoltage DC100-380VFUSEL801T801Y801Q813R801D801MICOM#41Degaussing SWD/CoilR802TSM-5345B1C804
6TU01TUNERI701MICOMX70232.768KHz#10 #11 #12ST-BY5V#29 #30Checkthe crystalSDASCL5V33VIF OUTCheckthe voltages#14AFT#29#30SDASCLI501SF101SAW FILTER#7 #6#
7Tu01TUNERefSDA SCLIF OUTSF101SAW FILTER#7 #10#1#6#55I501CheckIF AGC VOLTAGECheckIF Vcc(5V)CheckVcc(5V)CheckThe crystalCheckVcc(5V)RCSIIMICOM#38MSP-RE
8TU102TUNERI701MICOM#11 #12#29 #30SDA SCL5V33VIF OUT#14AFT #29#30SDASCLhAGC INX 70232.768KHz#10ST-BY5VCheckthe crystalI702EEPROM#8ST-BY5V#5 #6SDA SCLC
9I501#43composite video inCheckC.V.S waveform#42Video/Chroma/Deflection Vcc(+5V)Checkthe voltage#12X501 4.43MHzCheckthe crystal#14#16#17#18RGB Vcc (
10I701MICOMX70232.768KHz#10 #1 1 #12ST-BY5VCheckthe crystal#24#25SDASCLI501#18#15Checkclock/data signal#20#21V.SYNC INH.SYNC INCheckthe signal (60Hz)
DAEWOO ELECTRONICS CO., LTD686, AHYEON-DONG MAPO-GUSEOUL, KOREAC.P.O. BOX 8003 SEOUL, KOREATELEX : DWELEC K28177-8CABLE : “DAEWOOELEC”
3CIRCUIT BLOCK DIAGRAMCN-793N BLOCK DIAGRAM CVI A/V IN 1 A/V IN 2 MONITOR OUT Y Cb L R L-OUTR-OUTCrCONTROLCRT : A68X9V I501,I502,I601,TU01TV ON
4ALIGNMENT INSTRUCTIONS134118724539106POWERMUTEMENUCHSLEEP PREVIOUSVIDEOINPUTDISPLAY1234567809VOL VOL1. POWER Use this button to turn your TV on or
5ALIGNMENT INSTRUCTIONS1. SERVICE MODE ADJUSTMENTSFollow the steps below whenever service adjustment is required. See Table- A and Table- B to determi
6MODE ADJUSTMENT ITEMSDATAREMARKSINITIAL RANGES2 Screen Adjustment - -S5 AT RAGCRF AGC D * 27 0 ~63 Align RF AGC thresholdAGC POINT 3.75 3.25~4.0 Se
7ALIGNMENT INSTRUCTIONS* indicates the items with different settings each of sets2. ASSEMBLY ADJUSTMENTS1) SCREEN ADJUSTMENT (S2)• Enter the service m
84-1. Horizontal Position Adjustment• Select H-CENTER item, adjust H-CENTER data value to obtain proper horizontal centering of theinternal crosspatte
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