Page 2 - TABLE OF CONTENTS
-1- SAFETY PRECAUTIONS 2 SPECIFICATIONS 5 CIRCUIT BLOCK DIAGRAM 6 ALIGNMENT INSTRUCTIONS 7 YOUR REMOTE CONTROL 7 SERVICE MODE ADJUSTMENT 8 ASSEMBLY ADJUSTMENT 10 ELECTRICAL PARTS LIST 12 DIFFERENT PARTS LIST 25 SCHEMATIC DIAGRAM 26 EXPLODE VIEW 28 PRINTED CIRCUIT BOARD 30 IC DESCRIPTION 33 WAVEFORMS...
Page 3 - SAFETY PRECAUTIONS
-2- SAFETY PRECAUTIONS CAUTION : DO NOT ATTEMPT TO MODIFY THIS PRODUCT IN ANY WAY.N E V E R P E R F O R M C U S T O M I Z E D I N S T A L L A T I O N S W I T H O U T M A N U F A C -TURER'S APPROVAL. UNAUTHORIZED MODIFICATIONS WILL NOT ONLY VOIDTHE WARRANTY, BUT MAY LEAD TO YOUR BEING LIABLE FOR ANT ...
Page 6 - SPECIFICTION
-5- SPECIFICTION Model DTQ-29U4SCV DTQ-29U1SCV, DTQ-29U1SCSV ItemCHASSIS CN-401FN CN-400FN TV Standard NTSC-M Power Input AC 120v, 60Hz Power Consumption 107W Tuning System Frequency Synthesizer(FS) Tuning System Tuning Ranges TV VHF(L) : CH2 - CH6UHF(H) : CH7 - CH13UHF : CH14 - CH69CATV VHF(L) : 5A...
Page 7 - CIRCUIT BLOCK DIAGRAM
Page 8 - ALIGNMENT INSTRUCTION; Use this button to turn your TV on or off.; CH; Use this button to display the present status.
-7- ALIGNMENT INSTRUCTION Your Remote Control(R-48C04) 1. POWER Use this button to turn your TV on or off. 2. MUTE Use to turn the TV’s sound on and off. 3. W CH V Use these buttons to change channels on yourTV, or select items in the menu system. 4. C VOL B Use these buttons to change your TV's vol...
Page 9 - MUTE; V W
-8- ALIGNMENT INSTRUCTION 1. SERVICE MODE ADJUSTMENTS Follow the steps below whenever service adjustment is required. See Table- A and Table- B to determine if service adjustments are required. 1) How to enter the service mode using the user remote control. - Turn the set on.- Direct the remote cont...
Page 11 - ASSEMBLY ADJUSTMENTS; picture details at high light condition.
-10- ALIGNMENT INSTRUCTION 2. ASSEMBLY ADJUSTMENTS 1) SCREEN ADJUSTMENT (S2) - Enter the service mode and select service adjustment S2.- You can see the one horizontal line on the screen.- Adjust the Screen Control Volume (located on FBT) so that the horizontal line onscreen may be disappeared.- Pre...
Page 12 - SHIPPING OFF
-11- ALIGNMENT INSTRUCTION 4) WHITE BALANCE ADJUSTMENT(S8) - Receive a good local channel.- Enter the service mode and select service adjustment S8.- You can see the OSD as shown in below. R-GAIN 32 SRC R-BIAS 32 G-GAIN 32 SRC G-BIAS 32 B-GAIN 40 CVI R-BIAS -8 R-BIAS 32 CVI G-BIAS 10 G-BIAS 32 - Usi...
Page 13 - ELECTRICAL PARTS LIST; Caution
-12- ELECTRICAL PARTS LIST NO LOC PARTS CODE PARTS NAME PARTS DESCRIPTION REMARK 1 ZZ100 48B5748C04 TRANSMITTER REMOCON R-48C04 (AAA) 2 ZZ110 PTACPWK009 ACCESSORY AS DTQ-29U4SC 3 M821 4858213801 BAG INSTRUCTION L.D.P.E T0.05X250X400 4 ZZ120 PTBCSHK016 COVER BACK AS DTQ-29U1SC 5 M211 4852163100 COVER...
Page 26 - DIFFERENT PARTS LIST; LOC
-25- DIFFERENT PARTS LIST 1 RS821 NC 2 CS803 NC 3 CS804 NC 4 R840 RC-2Z565J- R CARBON COMP 1/2 5.6M OHM J 5 C825 CH1BFE222M C CERA AC U/C/V AC400V 2200PF 6 C806 CEYD2G331D C ELECTRO 400V FHS 330MF (30X45) 7 C837 CEXF1H220V C ELECTRO 50V RSS 22MF (5X11) TP 8 I801 PTE2SW4401 HEAT SINK ASS`Y 1STRW6756-...
Page 29 - DEVELOPMENT DWG; PART NAME
-28- 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 20 18 19 17 4856716000 SPRING 4854864101 BUTTON POWER 1 SWPA PIE0.5 1 HIPS GY DEVELOPMENT DWG DTQ-29U1 485009KR 01.09.26 4921300100 4852083501 BRAND MARK MASK FRONT 1 1 A1 HIPS GY 4858311110 7172401212 SPEAKER SCREW TAPTITE 2 8 12W 8 OHM SP-58126F TT2 TRS ...
Page 34 - IC DESCRIPTION; Appendix
1. Pin Congiguration -33- IC DESCRIPTION 69 70 81 80 79 78 77 76 75 74 73 72 71 88 87 86 85 84 83 82 65 66 68 67 89 90 25 26 27 28 29 30 31 32 33 34 35 36 37 38 40 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 39 1 2 3 4 21 23 24 22 41 42 43 44 45 HERCULES FULL-STEREO (SSDIP90) 60 64 63 62 61 56 57 59 ...
Page 41 - WAVEFORMS
-40- WAVEFORMS Appendix WAVEFORMS 1).I801 PIN1 2).T402(FBT) HOR.OUT 3).T402(FBT) 190V(D406) 4).I701 PIN73 HOUT 5).I701 PIN76 V+.OUT 6).I701 PIN76 V-.OUT
Page 43 - TROUBLESHOOTING GUIDE
Page 44 - Check The Waveform of TU101 IF PIN
-43- TROUBLESHOOTING GUIDE Appendix 2. NO PICTURE (A) (B) Check The Waveform of TU101 IF PIN OK : Go To The Figure (B) NG : Go To The Figure (A) TU101TUNER Z101SAW FILTER IF SCL/SD 33V 5V CHECKTHEVOLTAGE #7,8 I701 CHECKCLOCK,DATA #18,19 X70124.576MHz CHECK THECRYSTAL 5V 3.3V #22,43,45,63,80 #9,16,86...
Page 45 - IF
-44- TROUBLESHOOTING GUIDE Appendix 3. NO SOUND (C) (D) Check The Output Signal of I701 #57,58 OK : Go To The Figure (D) NG : Go To The Figure (C) TU101TUNER Z101SAW FILTER IF SCL/SD 33V 5V CHECKTHEVOLTAGE #7,8 I701 CHECKCLOCK,DATA #18,1 X70124.576MHz CHECK THECRYSTAL 5V 3.3V #22,43,45,63,80 #9,16,8...
Page 47 - NO VERTICAL DEFLECTION
-46- TROUBLESHOOTING GUIDE Appendix 5. NO COLOR 6. NO VERTICAL DEFLECTION I701 #18,19 X70124.576MHz CHECK THECRYSTAL 5V 3.3V #22,43,45,63,80 #9,16,86,88 CHECK THEVOLTAGE I701 CHECK THERGB OUT I301TDA8358J CHECK THEVERTICALSIGNAL #83,84,85 CHECK THECRYSTAL X70124.576MHz CHECK THECRYSTAL #18,19 VERTIC...
Page 48 - REMOTE CONTROL DOES NOT OPERATE
-47- TROUBLESHOOTING GUIDE Appendix 7. REMOTE CONTROL DOES NOT OPERATE I701 #18,19 X70124.576MHz CHECK THECRYSTAL 5V 3.3V #22,43,45,63,80 #9,16,86,88 CHECK THEVOLTAGE CHECK THECRYSTAL IF01IC PREAMP #2 OUT 3.3V #1 CHECK THEVOLTAGE CHECK THEWAVEFORM
Page 49 - DAEWOO ELECTRONICS CORP.
DAEWOO ELECTRONICS CORP. PRINTED DATE : Apr. 2005 686, AHYEON-DONG, MAPO-GU,SEOUL, KOREA.C.P.O. BOX 8003 SEOUL KOREA