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Daewoo DTQ-29S2FCC, Service Manual

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Daewoo DTQ-29S2FCC Service Manual Download Page 11

10

ALIGNMENT INSTRUCTIONS

• 

Select Subbrightness item, adjust Subbrightness data value 

to obtain normal 

brightness level.

• 

Press the DISPLAY button to memorize the data.

CONTRAST

• 

Fixed value = 27

TINT

• 

Fixed value = 27

COLOR

• 

Fixed value = 15

7) FACTORY OUTGOING MODE (S12 : FACT)

• 

If you select the S12, then the set becomes factory outgoing status.

• 

You can see the OSD “outgoing OK”

Summary of Contents for DTQ-29S2FCC

Page 1: ...Tuning System VHF 2 13 12 UHF 14 69 65 CATV 1 125 125 1 6W x 1 6W x 0 5W 3W 8ohm 75ohm Unbalanced Front Video Audio Rear Video In Out MTI Out Matrix speaker Audio Picture IF Carrier Frequency 45 75MH...

Page 2: ...INSTRUCTIONS 6 1 SERVICE MODE ADJUSTMENTS 6 2 ASSEMBLY ADJUSTMENTS 7 SCHEMATIC DIAGRAM 11 EXPLODED VIEW 12 PRINTED CIRCUIT BOARD 14 SERVICE PARTS LIST 15 1 DIFFERENT PARTS LIST 22 IC DESCRIPTION 1 TR...

Page 3: ...ck hazard and must be corrected imme diately GRAPHIC SYMBOLS The lightning flash with arrowhead symbol within an equilateral triangle is intended to alert the service personnel to the presence of unin...

Page 4: ...4 Wall and shelf mounted installations using a commercial mounting kit must follow the factory approved mounting instructions A receiver mounted to a shelf or platform must retain its original feet o...

Page 5: ...ND OUTPUT 1 6W X 1 6W X 0 5W SPEAKER 3W 8 ohm ANTENNA INPUT 75 ohm Unbalanced IMPEDANCE AUXILARY Front Video Audio INPUT TERMINAL Rear Video Audio In Out M T I Out Matrix Speaker INTERMEDIATE Picture...

Page 6: ...4V SOUND IC MSP3420G SCL SDA TRAP IF DET OUT BPF j k SMPS TRANS TSM 4242B5 HYBRID IC SW1 6 EEPROM 5V VERTICAL LA7845 HOR OUT 2SD2578 DEFLECTION YOKE FBT X RAY KTC 3229 200V 10V 27V j k CONTROL SOUND S...

Page 7: ...into the red Press the volume up or down button to enter in the service mode you wish to adjust 2 How to memorize the adjusted values in the service mode Must press DISPLAY button the state which the...

Page 8: ...OSI 0 63 Align vertical DC bias using internal cross pattern S7 Vertical Size V SIZE 0 127 Align vertical amplitude using internal cross pattern S7 NO SD POWER OFF YES Automatically turn off in 15min...

Page 9: ...lume up or down button the screen is changing like this Using the volume up or down button select internal cross pattern Select service adjustment S6 You can see the OSD as shown in below 4 1 Horizont...

Page 10: ...ume down adjust service adjustment data of RD GD BD and RB GB BB until a good gray scale with normal whites is obtained ALIGNMENT INSTRUCTIONS Press the DISPLAY button to memorize the data 6 DIGITAL P...

Page 11: ...lue to obtain normal brightness level Press the DISPLAY button to memorize the data CONTRAST Fixed value 27 TINT Fixed value 27 COLOR Fixed value 15 7 FACTORY OUTGOING MODE S12 FACT If you select the...

Page 12: ...11 SCHEMATIC DIAGRAM CN 013 CHASSIS...

Page 13: ...12 EXPLODED VIEW 1 DTQ 29S2FCC...

Page 14: ...13 EXPLODED VIEW 1 DTQ 26S2FCC...

Page 15: ...14 PRINTED CIRCUIT BOARD...

Page 16: ...7027921 HEAT SINK AL EX BK z_loc z_parts_code parts_name parts_descr I301B 7174300811 SCREW TAPPTITE TT2 RND 3X8 MFZN I401 1K1A7805P1 IC REGULATOR KIA7805API I601 1TDA7267A IC AMP TDA7267A I602 1TDA72...

Page 17: ...CQK470JCA C CHIP CERA 50V CH 47PF J 2012 CC632 HCQK200JCA C CHIP CERA 50V CH 20PF J 2012 CC708 HCQK120JCA C CHIP CERA 50V CH 12PF J 2012 CC711 HCQK221JCA C CHIP CERA 50V CH 220PF J 2012 CC713 HCQK101J...

Page 18: ...CHIP 1 10 1 5K OHM J 2012 RC746 HRFT222JCA R CHIP 1 10 2 2K OHM J 2012 z_loc z_parts_code parts_name parts_descr RC747 HRFT392JCA R CHIP 1 10 3 9K OHM J 2012 RC748 HRFT102JCA R CHIP 1 10 1K OHM J 2012...

Page 19: ...e parts_descr C202 CEXD1H479F C ELECTRO 50V RND 4 7MF 6 3X11 TP C203 CEXF1H479V C ELECTRO 50V RSS 4 7MF 5X11 TP C204 CEXF1H479V C ELECTRO 50V RSS 4 7MF 5X11 TP C205 CEXF1E221V C ELECTRO 25V RSS 220MF...

Page 20: ...L FILM 2W 270 OHM J SMALL R402 RN02B102JS R METAL FILM 2W 1K OHM J SMALL R403 RN02B103JS R METAL FILM 2W 10K OHM J SMALL R405 RN02B181JS R METAL FILM 2W 180 OHM J SMALL R407 RN02B229JS R METAL FILM 2W...

Page 21: ...1 0 65 TIN COATING J059 85801065GY WIRE COPPER AWG22 1 0 65 TIN COATING z_loc z_parts_code parts_name parts_descr J062 85801065GY WIRE COPPER AWG22 1 0 65 TIN COATING J063 85801065GY WIRE COPPER AWG2...

Page 22: ...1B 4850708S01 CONNECTOR YH025 08 YST025 ULW 400 Q901 PTL2SW6900 HEAT SINK ASS Y TKTC3229 7174301011 00001 TKTC3229 TR KTC3229 0000A 4857026900 HEAT SINK AL EX 0000B 7174301011 SCREW TAPPTITE TT2 RND 3...

Page 23: ...8 OHM J TAPPING 0 1 RC562 HRFT914JCA R CHIP 1 10 910KOHM J 2012 1 0 RC562 HRFT684JCA R CHIP 1 10 680K OHM J 2012 0 1 SP01A 7178301011 SCREW TAPPTITE TT2 WAS 3X10 MFZN 4 0 SP01A 7178301212 SCREW TAPPTI...

Page 24: ...P85 AN5 P84 AN4 VDD XT2 XT1 VSS P17 PWM P16 P15 PWM3 P14 PWM2 P13 PWM1 P12 P11 P10 X TAL 32 768 KHz P07 POWER ON H Degaussing SW AUDIO MUTE H NC SOUND RESET H OUT P06 AV S W POWER ON P73 INT3 TOIN P0...

Page 25: ...0 VS I301 7 21 21 HS I101 28 22 22 R I101 14 23 23 G I101 15 24 24 B I101 16 25 25 BL I101 17 26 26 H T NC 27 27 M T_DATA U101 I101 11 I703 5 28 28 M T_CLK U101 I101 12 I703 6 29 29 MSP_DATA I603 8 30...

Page 26: ...RED OUTPUT GREEN OUTPUT BLUE OUTPUT B AKB INPUT VERTICAL OUTPUT RAMP ALC FILTER HOR BUS VCC HOR AFC FILTER HORIZONTAL OUTPUT AUDIO OUT FM OUTPUT PIF AGC RF AGC OUT PIF INPUT1 PIF INPUT2 IF GND IF VCC...

Page 27: ...35 34 33 32 22 23 24 25 26 31 30 29 28 27 DVSS RESETQ VREF_2 MAIN_L_OUT DACM_SUB DVSS STANDBY 12C_CL 12C_DA SC3_IN_L SC2_IN_L SC2_OUT_R SC2_OUT_L VREF1 SC1_OUT_R SC1_OUT_L CAPL_A CAPL_M AHVSS AGNDC A...

Page 28: ...K 10 12S_WS IN OUT LV I2S WORD STROBE 11 12S_DA_OUT OUT LV I2S1 DATA OUTPUT 12 12S_DA_IN1 IN LV I2S1 DATA INPUT 13 ADR_DA OUT LV ADR data output 14 ADR_WS OUT LV ADR word strobe 15 ADR_CL OUT LV ADR c...

Page 29: ...T1 input right 43 VREFTOP OBL Reference voltage IF A D converter 44 MONO_IN IN LV Mono input 45 AVSS OBL Analog ground 46 AVSUP OBL Analog power supply 5V 47 ANA_IN IN LV IF input 48 ANA_IN IN AVSS VI...

Page 30: ...804 POWER CONTROL MODULE PIN NO DESCRIPTION PIN NO DESCRIPTION 1 ST BY VCC 10 POWER ON 2 DELAY 11 ON OFF 3 VCC 12 ON OFF PULSE 4 FB 13 GND2 5 GND1 14 133V INPUT 9 8V DPM 011 TIA KSE 1 2 3 4 5 10 11 12...

Page 31: ...Check F801 125V 5A Check D801 D5SBA60 Check R801 10W 1 Check Voltage Check Voltage Check Voltage Check Voltage 133V 14 FROM U COM 42 PW ON 0FF 10 Check Voltage FROM MICOM 42 PW ON H PW OFF L 5 3 C803...

Page 32: ...27 28 SDA SCL I101 SF101 SAW FILTER 5 6 10 8 11 12 Check IF Vcc 5V Check clock data signal Check clock data signal 3 4 Check IF AGC voltage Check RF AGC voltage 46 44 Z501 4 5M Trap Check the waveform...

Page 33: ...out The reset The SDA SCL I603 MSP3435G SDA SCL FROM I701 51 52 47 24 25 20 7 8 e I602 TDA7267A 1 4 Check Vcc of the sound AMP C602 SOUND 12V C606 L sound in Check audio signal in 2 C608 speaker Check...

Page 34: ...ICOM 11 12 29 30 T DATA T CLOCK 5V 33V IF OUT 14 AFT SDA SCL I AGC IN X701 32 768KHz 10 ST BY 5V Check the crystal I703 EEPROM 8 ST BY 5V 5 6 SDA SCL Check SDA SCL Check 5V 33V LINE 15 C103 Check RF A...

Page 35: ...21 RGB Vcc 8 2V Check the voltage R OUT G OUT B OUT Check R G B signal 43 Video Chroma Deflection Vcc Check the voltage X502 24 C507 C508 V RAMP ALC filter 5V Check the voltage 2 5V I301 LA7845 23 Ver...

Page 36: ...Control PREAMP ST BY 5V GND 34 OUT Check the waveform I701 MICOM X701 32 768KHz 10 11 12 ST BY 5V Check the crystal 24 25 SDA SCL I101 16 17 Check clock data signal 20 21 V SYNC IN H SYNC IN Check the...

Page 37: ...DAEWOO ELECTRONICS CO LTD 686 AHYEON DONG MAPO GU SEOUL KOREA C P O BOX 8003 SEOUL KOREA TELEX DWELEC K28177 8 CABLE DAEWOOELEC PRINTED DATE FEB 2002...

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