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S/M No. : TCN012NAFEF0
Service Manual
Color Television
CHASSIS : CN-012N / CN-012NA / CN-012NF
Model : DTQ-29M2FS DTQ-29M5SSN
DTQ-27U8SCN DTQ-29U8SSN
DTQ-29M2FS DTQ-29M5SSN DTQ-27U8SCN
DTQ-29U8SSN
Specification
Model
DTQ-29M2FS DTQ-29M5SSN DTQ-29U8SSN DTQ-27U8SCN
Items
CHASSIS
CN-012N CN-012NA CN-012NF
TV Standard
NTSC-M
AC120/220V, 50/60Hz AC120V 60Hz
Power Input
130W
Power Consumption 125W
Frequency Synthesizer(FS)Tuning System
Tuning System
VHF(L) : CH2 - CH6
TV
UHF(H) :
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0 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) 2 3 4 10 13 62 66 69 71 83 83 84 85 56 87 87 88 88 -1-
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SPECIFICTION Model DTQ-29M2FS DTQ-29M5SSN DTQ-29U8SSN DTQ-27U8SCN Items CHASSIS CN-012N CN-012NA CN-012NF TV Standard NTSC-M Power Input AC120/220V, 50/60Hz AC120V 60Hz 130W Power Consumption 125W Tuning System Frequency Synthesizer(FS)Tuning System TV VHF(L) : CH2 - CH6 UHF(H): CH7-CH13 UHF : CH14-CH69 CATV VHF(L) : 5A, A,B, A-5-A-1 Tuning Ranges CH2 - CH6 VHF(H) : C-W+11
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CIRCUIT BLOCK DIAGRAM -3- CN-012N/NA/NF TEA5101B (29U8) STR-F6626 (27U8SCN Only)
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ALIGNMENT INSTRUCTION Your Remote Control(R-43A07) 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. CH MUTE POWE R Use these buttons to change your TV's volume, to 2 1 activate selections in the menu system. MENU 3 4. VOL Use thesebuttons to change your TV's volume, to 4 4 activate selections in the meny system, or to change VOL VOL 5 audio and video settings. 3 CH 5. MENU 1 2 3 Use this button to turn t
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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 control to the reception window of TV. • Push buttons of remote control in sequence as follows. 1 Æ MUTE Æ DISPLAY Æ MUTE • Then, the screen will appear as follows. S2 SCRN S5 IFC S6 GEO S8
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ALIGNMENT INSTRUCTION Table-B DATA MODE ADJUSTMENT REMARKS INITIAL RANGE S2 Screen Adjustment IF CONTROL RF AGC DELAY * 20 0 ~63 Align RF AGC threshold AGC POINT 3.75 3.25~4.0 Select AGC reference voltage S5 A/D VALUE - - FM/AM PRESCALE 18 0~255 Must be set to 18 SCART PRESCALE 18 0~255 Must be set to 18 MONITOR VOLUME 119 0~255 Must be set to 119 H-CENTER * 11 0~31 Align sync to flyback pulse,using internal cross pattern(s11) V-CENTER * 22 0~63 Align vertical DC bias,using intern
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ALIGNMENT INSTRUCTION 2) FOCUS ADJUSTMENT • Turn in a local station and adjust the Focus Control knob (located on FBT) for best picture details at high light condition. 3) RF AGC DELAY ADJUSTMENT (S5) • Receive a good local channel. • Enter the service mode and select service adjustment S5. • You can see the OSD as shown in below. IF CONTROL AUTO RFAGC START RFAGC DELAY 2.0 AGC POINT 3.75 A/D VALUE :9DH FM/AM PRESCALE 18 SCART PRESCALE 18 MONITOR VOLUME 119 MOVE
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ALIGNMENT INSTRUCTION 4-3. Vertical Size Adjustment • Select “V.SIZE” item, adjust “V.SIZE” data value to proper vertical size as follows. 5) 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. RD 63 GD 15 BD 63 RB 127 GB 127 BB 127 MOVE ADJUST RECALL : SET • Using volume up or volume down, adjust service adjustment data of RD/GD/BD and RB/GB/BB until a good
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ALIGNMENT INSTRUCTION • 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 = 38 COLOR • Fixed value = 27 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” -9-
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SCHEMATIC DIAGRAM 1. CN-012N -10-
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SCHEMATIC DIAGRAM 2. CN-012NA -11-
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SCHEMATIC DIAGRAM 3. CN-012NF -12-
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ELECTRICAL PARTS LIST **THIS BOM IS BASED ON DTQ-27U8SCN. NO LOC PARTS CODE PARTS NAME PARTS DESCRIPTION REMARK 1 ZZ100 48B4343A07 TRANSMITTER REMOCON R-43A07 (AA) R 2 ZZ110 PTACPWK003 ACCESSORY AS DTQ-29U8F ! 3 0030 4850Q00910 BATTERY R03/NN 4 0040 48586012E1 MANUAL INSTRUCTION ENGLISH 5 M351 4853534301 HOLDER ANT HIPS BK 6 M821 4858213800 BAG INSTRUCTION L.D.P.E T0.05X250X400 7 ZZ120 PTBCSHK007 COVER BACK AS DTQ-29U8SCN 8 M211 4852160400 COVER BACK FR HIPS GY 29U8 9 M591 4855936700 DECO AV PVC
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ELECTRICAL PARTS LIST NO LOC PARTS CODE PARTS NAME PARTS DESCRIPTION REMARK 41 M791 4857923300 DOOR LOCK LA701(KIFCO) 42 ZZ210 PTSPPWK003 SPEAKER AS DTQ-29U8F 43 PA601 4850704S32 CONNECTOR YH025-04+YRT205+ULW900500 44 SP01 4858315210 SPEAKER SP-78128F02 45 SP01A 7172401212 SCREW TAPPTITE TT2 TRS 4X12 MFZNBK 46 SP02 4858315210 SPEAKER SP-78128F02 47 SP02A 7172401212 SCREW TAPPTITE TT2 TRS 4X12 MFZNBK 48 ZZ290 PTMPMSK007 PCB MAIN MANUAL AS DTQ-29U8SCN 49 10 2193102005 SOLDER BAR SN:PB=63:47 S63S-1
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ELECTRICAL PARTS LIST NO LOC PARTS CODE PARTS NAME PARTS DESCRIPTION REMARK 86 0000A 4857026902 HEAT SINK AL EX BK R 87 0000B 7178301212 SCREW TAPPTITE TT2 WAS 3X12 MFZN BK 88 I501 1LA76834-- IC MAIN LA76834 R 89 I502 1TDA9183P- IC COMBFILTER TDA9183P R 90 I503 1MM1118--- IC A/V SWITCH MM1118 R 91 I602 PTL2SW8210 HEAT SINK ASS`Y 1TDA8946J- + 7174301011 R 92 00001 1TDA8946J- IC AUDIO AMP TDA8946J R 93 0000A 4857028210 HEAT SINK AL EX R 94 0000B 7174301011 SCREW TAPPTITE TT2 RND 3X10 MFZN 95 I701
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ELECTRICAL PARTS LIST NO LOC PARTS CODE PARTS NAME PARTS DESCRIPTION REMARK 131 R802 RX10T109KS R CEMENT 10W 1 OHM K TRIPOD SMALL 132 R825 RM02Y108K- R METAL FLAT 2W 0.1 OHM K 133 SF101 5PTSF5241P FILTER SAW TSF5241P 134 SW707 5S50101035 SW TACT KPT-1112 1C-1P 135 T401 5TD0000018 TRANS DRIVE THD-120 136 T402 50H0000222 FBT BSC29-0197 ! 137 T801 50M5345B1- TRANS SMPS TSM-5345B1 ! 138 TU01 4859721730 TUNER VARACTOR DT5-NF20F N R 139 X601 5XE18R432E CRYSTAL QUARTZ HC-49/U 18.43200MHZ 30PPM 140 X702
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ELECTRICAL PARTS LIST NO LOC PARTS CODE PARTS NAME PARTS DESCRIPTION REMARK 176 CC754 HCFK104ZBA C CHIP CERA 50V Y5V 0.1MF Z 1608 177 CC757 HCBK333KBA C CHIP CERA 50V X7R 0.033MF K 1608 178 CC777 HCFK103ZBA C CHIP CERA 50V Y5V 0.01MF Z 1608 179 CC821 HCFK104ZBA C CHIP CERA 50V Y5V 0.1MF Z 1608 180 CCS01 HCQK479CBA C CHIP CERA 50V CH 4.7PF C 1608 181 CCS02 HCQK479CBA C CHIP CERA 50V CH 4.7PF C 1608 182 CCS03 HCFK103ZBA C CHIP CERA 50V Y5V 0.01MF Z 1608 183 CCS04 HCFK103ZBA C CHIP CERA 50V Y5V 0.0
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ELECTRICAL PARTS LIST NO LOC PARTS CODE PARTS NAME PARTS DESCRIPTION REMARK 221 RC321 HRFT564JBA R CHIP 1/10 560K OHM J 1608 222 RC501 HRFS561JBA R CHIP 1/16 560 OHM J 1608 223 RC503 HRFS152JBA R CHIP 1/16 1.5K OHM J 1608 224 RC504 HRFS102JBA R CHIP 1/16 1K OHM J 1608 225 RC506 HRFS102JBA R CHIP 1/16 1K OHM J 1608 226 RC507 HRFS102JBA R CHIP 1/16 1K OHM J 1608 227 RC508 HRFT271JBA R CHIP 1/10 270 OHM J 1608 228 RC510 HRFS561JBA R CHIP 1/16 560 OHM J 1608 229 RC511 HRFS103JBA R CHIP 1/16 1
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ELECTRICAL PARTS LIST NO LOC PARTS CODE PARTS NAME PARTS DESCRIPTION REMARK 266 RC757 HRFS514JBA R CHIP 1/16 510K OHM J 1608 267 RC767 HRFS472JBA R CHIP 1/16 4.7K OHM J 1608 268 RC780 HRFS102JBA R CHIP 1/16 1K OHM J 1608 269 RC782 HRFS102JBA R CHIP 1/16 1K OHM J 1608 270 RC784 HRFS472JBA R CHIP 1/16 4.7K OHM J 1608 271 RC798 HRFS472JBA R CHIP 1/16 4.7K OHM J 1608 272 RC799 HRFS103JBA R CHIP 1/16 10K OHM J 1608 273 RCS14 HRFS473JBA R CHIP 1/16 47K OHM J 1608 274 RCS16 HRFS750JBA R CHIP 1/1
