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9. Part List (DSC-34W70N)

ZZ100

49B00R37E-

TRANSMITTER REMOCON

R-37D08

ZZ120

PEBCSHD013

COVER BACK AS

DSC-3670W

M211

4952100800

COVER BACK

FR HIPS PAINT

M353

4853526600

HOLDER CORD

NYLON6(DACB-183)

M353A

7172401612

SCREW TAPPTITE

TT2 TRS 4X16 MFZN BK

M541

4855415800

SPEC PLATE

150ART P/E FILM (C/TV)

M781

4857817610

CLOTH BLACK

FELT 300X20X0.7

ZZ121

PEACPWD017

ACCESSORY AS

DSC-3670N

10

495861200

MANUAL INSTRUCTION

DSC-3670N

20

4850Q01210

BATTERY

LR03 AAA ALKALINE

30

4858213800

BAG INSTRUCTION

L.D.P.E T0.05X250X400

40

4850A01650

TRANS ANT MATCHING

YSC-MTC-030

ZZ130

PEPKCPD013

PACKING AS

DSC-3670W

M641

6520010100

STAPLE PIN

AUTO W65

M681

4856812400

BAND

18MM X 3M

M801

4958000400

BOX CARTON

DW-4

M811

4958100700

PAD

EPS

M821

4958200600

BAG P.E

T0.5X1900X1550

M841

4958400100

BOX STOPPER

PP

M842

4958400200

EDGE HARD BOARD

5T 50X50X760

ZZ131

49519A0010

CRT GROUND NET

DSC-3670N

ZZ132

58GD000002

COIL TILT

DSC-3670N

ZZ133

58GD000001

COIL DEGAUSSING

DC-36FL

ZZ140

PECACAD017

CABINET AS

DSC-3670N

M201A

4956000100

SCREW CRT FIX

SWRM10A L=35

M201B

4856215404

WASHER RUBBER

CR T4.0

M201D

4857817630

CLOTH BLACK

FELT 400X20X0.7

M201E

4857817610

CLOTH BLACK

FELT 300X20X0.7

M201F

4953400600

BRKT CRT

FR HIPS

M211A

7172401612

SCREW TAPPTITE

TT2 TRS 4X16 MFZN BK

M211B

7172401612

SCREW TAPPTITE

TT2 TRS 4X16 MFZN BK

M211C

7172401612

SCREW TAPPTITE

TT2 TRS 4X16 MFZN BK

M211D

7172401612

SCREW TAPPTITE

TT2 TRS 4X16 MFZN BK

M211E

7172401612

SCREW TAPPTITE

TT2 TRS 4X16 MFZN BK

M231B

7172401612

SCREW TAPPTITE

TT2 TRS 4X16 MFZN BK

M491A

7178301212

SCREW TAPPTITE

TT2 WAS 3X12 MFZN BLACK

M492

4954900900

BUTTON POWER

ABS BK

M492A

4856716000

SPRING

SWPA PIE0.5

M551A

7178301212

SCREW TAPPTITE

TT2 WAS 3X12 MFZN BLACK

M561

4955600100

MARK BRAND

AL T1.0 DIA-CUTTING

M682

4856816300

CLAMP WIRE

NYLON 6 (V0)

V901

4959600270

CRT

W86LQQ350X97

V901A

4950704008

CONNECTOR

TBL-P04H-A1+208T-1100=600

V901B

4950703008

CONNECTOR

YH025-03+ULW=300

ZZ200

PEFMSJD013

MASK FRONT AS

DSC-3670W

M201

4952000900

MASK FRONT

FR HIPS PAINT

M331

4853311700

BRACKET BACK

FR HIPS BK

S601

4958300310

SPEAKER AS L

10W 8 OHM K128/101999B

S601A

7172401612

SCREW TAPPTITE

TT2 TRS 4X16 MFZN BK

S602

4958300110

SPEAKER UNIT

5W 8OHM H114/100400A

S602A

7178301212

SCREW TAPPTITE

TT2 WAS 3X12 MFZN BLACK

S603

4958300210

SPEAKER AS R

10W 8 OHM K128/101999B

S603A

7172401612

SCREW TAPPTITE

TT2 TRS 4X16 MFZN BK

ZZ230

PEPWMSD017

PCB POWER MANUAL AS

DSC-3670N

C800

DDSA452T05

VARISTOR

DSA-622M-U05A

C802

CL1JB3474K

C LINE ACROSS

AC250V 0.47MF U/C/SNDF/SV

C803

CL1JB3474K

C LINE ACROSS

AC250V 0.47MF U/C/SNDF/SV

C814

CEYN2G561P

C ELECTRO

400V LHS 560MF (35X45)

C815

CEYN2G561P

C ELECTRO

400V LHS 560MF (35X45)

C851

CEXF2E101V

C ELECTRO

250V RSS 100MF 16X31.5

C852

CEXF2C101V

C ELECTRO

160V RSS 100MF (16X25) TP

C854

CEYF1V222C

C ELECTRO

35V RUS 2200MF (16X31.5)

C859

CEYF1V222C

C ELECTRO

35V RUS 2200MF (16X31.5)

C864

CEXF2E101V

C ELECTRO

250V RSS 100MF 16X31.5

C879

CMXF2G104J

C MYLAR

MPP 400V 0.1MF J

C880

CMYH3C472J

C MYLAR

1.6KV BUP 4700PF J

C890

CCYE3D103P

C CERA

2KV E 0.01MF P

C891

CCYE3D103P

C CERA

2KV E 0.01MF P

C897

CH1AEE472M

C CERA AC

2.5KV 4700PF M KH DE1307

C900

CH1AEE472M

C CERA AC

2.5KV 4700PF M KH DE1307

D801

DPBS208GU-

DIODE BRIDGE

PBS208GU-CA

D805

DGBJ606---

DIODE BRIDGE

GBJ606

®

D805A

4857027702

HEAT SINK

AL EX BK

D805B

7174301011

SCREW TAPPTITE

TT2 RND 3X10 MFZN

D820

DBYW95C---

DIODE

BYW95C (TAPPING)

D821

DBYW95C---

DIODE

BYW95C (TAPPING)

D826

DBYW95C---

DIODE

BYW95C (TAPPING)

D827

DRU3YX----

DIODE

RU3YX

D828

DBYW95C---

DIODE

BYW95C (TAPPING)

D829

DBYW95C---

DIODE

BYW95C (TAPPING)

D830

DBYW95C---

DIODE

BYW95C (TAPPING)

D832

DRU3YX----

DIODE

RU3YX

D833

DRU3YX----

DIODE

RU3YX

D834

DRU3YX----

DIODE

RU3YX

D835

DRU3YX----

DIODE

RU3YX

D836

DDG3------

DIODE

DG3

D844

DBYW95C---

DIODE

BYW95C (TAPPING)

FT801

5DH0000021

FBT

FFA65038L

The shaded areas in the schematic diagram and the parts list have especial characteristics important for safety and should be
replaced only with types identical to those in the original circuit or specified in the part list. Before replacing any of those
components, read carefully the PRODUCT SAFETY NOTICE on this manual. Do not degrade the safety of receiver through
improper servicing. 

Part recommended for stock.

WARNING :

BEFORE SERVICING THIS CHASSIS, READ THE “X-RAY RADIATION PRECAUTION”, “SAFETY PRECAUTION” AND 
“RODUCT SAFETY NOTICE” ON THIS MANUAL.

®

✐ 

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)

Содержание DSC-34W70N

Страница 1: ...1080I 33 75KHz NTSC DVD 480p 31 5KHz Horizontal Resolution 800 Lines Sound System Dolby Pro Logic Sound NTSC Audio Multi CH TV Stereo MTS Second Audio Program SAP Audio Power 8W ch Main L R 5W ch Cent...

Страница 2: ...Audio Circuit 49 10 4 3D Comb Filter Circuit 50 10 5 Main Video Circuit 51 10 6 Sub Video Circuit 52 10 7 Scan Rate Converter Circuit 53 10 8 RGB Processor Circuit 54 10 9 AV Circuit 55 10 10 Union Ci...

Страница 3: ...zard and must be corrected immediately GRAPHIC SYMBOLS The lightning flash with arrowhead symbol within an equilateral triangle is intended to alert the service personnel to the presence of uninsulate...

Страница 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...

Страница 5: ...NTSC DVD 480p 31 5KHz Horizontal Resolution 800 Lines Sound System Dolby Pro Logic Sound NTSC Audio Multi CH TV Stereo MTS Second Audio Program SAP Audio Power 8W ch Main L R 5W ch Center Rear RF Ante...

Страница 6: ...able box VCR Menu button You can adjust the picture sound and many other functions Volume buttons Press to raise and lower the volume on your HDTV Monitor Channel buttons Press to select channels Mute...

Страница 7: ...h has been altered in any way that affects the reliability or detracts from its performance How you get warranty service Warranty service can only be provided by an authorized DECA service center For...

Страница 8: ...ntrols S5 Picture Quality S6 Geometry S7 PIP S8 White Balance Auto power on mode Exit S9 Sub Picture Sub Audio S10 Option S12 Factory Setting Full white mode Equalizer 60Hz 250Hz 1KHz 3 5KHz 10KHz Mai...

Страница 9: ...TRAPE Trapezoid 29 SPINS Side Pin S 33 FOCUSPH H Focus Phase 32 FOCUSPA H Focus Amplitude 32 MOIRE 16 VSMAX V Size Max 31 HPOSI H Position 67 HSIZE H Size 40 VSIZE V Size 63 VPOSI V Position 97 Bright...

Страница 10: ...Fixed CALMP 10 Don t adjust OSD POS 15 The horizontal position of Caption OSD available EPOS 15 V POS 144 The Vertical position of Caption OSD available POTION America Korea Fixed PC INPUT off Fixed C...

Страница 11: ...rn 2 Turn the variable focus volume of FBT so that the center area of screen is sharp scanning line 3 Turn the variable volume R522 on the CRT assembly so that the edge of screen may be sharp scanning...

Страница 12: ...n the screen and the data are initial values before adjusting 4 To be between Step 10 and 20 on the Contrast Chart perform fine adjustment of sub brightness SUB CONT 15 SUB BRIG 1 SUB SHP 3 SUB COR 15...

Страница 13: ...hat over scanning rate may be 105 4 Check if the center circle is not only circular on 16 9 mode but also on 4 3 mode Over Scanning Rate 105 1 There is no need to adjust 2 Check if the value of data i...

Страница 14: ...sition RETMA signal may be centered in the horizontal direction 1 Receive NTSC Cross Hatch signal 2 The Screen mode should be selected on 16 9 mode Pincushion 3 When the vertical lines of the left and...

Страница 15: ...d to correct the unbalanced shape 1 There is no need to adjust H Duty 2 Check if the value of data is 16 1 There is no need to adjust and check if the value of data is 32 H Focus Phase 2 Check that th...

Страница 16: ...for at least 20 minutes 1 2 Perform this test at the normal video and sound 1 3 Check the cathode voltage of D837 Its voltage should be about 25VDC 1 4 Connect a resister 24K 1 4W with parallel to R8...

Страница 17: ...al is to 73 and 71 of IC UC104 Check below signal of UC104 Y and C signal 73 71 Picture Bus Y MY0 MY7 Picture Bus C MC0 MC7 V sync pulse VSM 57 Active video output AVO 54 Clock out LLC2 27 Check below...

Страница 18: ...or the sub picture of PIP Check audio signal of UC102 Main L R to 47 48 for RF and external audio 1 2 3 Sub L R to 56 57 for Headphone L R out Check DTV L R of UC102 L R to 53 54 No Sound DTV Signal C...

Страница 19: ...5KHz NTSC DVD 33 75KHz DTV Horizontal Deflection High Voltage Drive Check H Drive signal to emitter of Q411 12Vp p 31 5KHz NTSC DVD 33 75KHz DTV Check Q416 Q417 H Drive signal is output to pin 3 of I...

Страница 20: ...to Source of Q423 200Vp p 31 5 33 75KHz The voltage waveform of Q425 s Collector is the following 1 300 50Vp p High Voltage Drive Check H Drive signal to emitter of Q402 12Vp p 33 75KHz Check I403 and...

Страница 21: ...PA14M To No Power NO High Voltage Drive signal is output to source of Q407 31 5 33 75KHz 200Vp p 60Hz 20Vp p 100V FBT B to 12 of PW16P is about 100V 20Vp p END Check emitter of Q401 NO Check Q810 Che...

Страница 22: ...l SAW waveform is to pin 8 of I412 2 2Vp p 60Hz The following waveform is to pin 1 of I412 3 5Vp p 0V NO Check vertical deflection circuits around I412 Check vertical deflection circuits around I412 N...

Страница 23: ...fier Check if voltages to PW15 is supplied to TV micro processor I701 Check the parts caused a short circuit to secondary circuits NO Check the impedance value of between Source and Drain to I801 If t...

Страница 24: ...t short circuit Replace the parts caused a short circuit PWR SW of PW15 is High Check 14 of I701 Q804 doesn t defective Replace Q804 Check Y802 switch relay Check the parts caused a short circuit to s...

Страница 25: ...y circuits Replace defective parts with a new one NO Supply 200VA to PW14 R802 is OK ReplaceR802 NO NO R807 and R852 are OK Replace R807 or R852 NO Q801 D810 are OK Replace Q801 D810 NO Check I803 Sup...

Страница 26: ...10 SPEAKER UNIT 5W 8OHM H114 100400A S602A 7178301212 SCREW TAPPTITE TT2 WAS 3X12 MFZN BLACK S603 4958300210 SPEAKER AS R 10W 8 OHM K128 101999B S603A 7172401612 SCREW TAPPTITE TT2 TRS 4X16 MFZN BK ZZ...

Страница 27: ...120K OHM J R898 RS02Z124J R M OXIDE FILM 2W 120K OHM J R920 RW02Z189J R WIRE WOUND 2W 1 8 OHM J R924 RW02Z828J R WIRE WOUND 2W 0 82 OHM R928 RS02Z124J R M OXIDE FILM 2W 120K OHM J R929 RS02Z124J R M O...

Страница 28: ...3 E859 4856310600 EYE LET BSR T0 2 R2 3 E860 4856310600 EYE LET BSR T0 2 R2 3 E861 4856310600 EYE LET BSR T0 2 R2 3 E862 4856310600 EYE LET BSR T0 2 R2 3 E863 4856310600 EYE LET BSR T0 2 R2 3 E864 485...

Страница 29: ...23J C MYLAR 100V 0 022MF J TP C893 CEXF2C109V C ELECTRO 160V RSS 1MF 6 3X11 TP C895 CEXF1H101C C ELECTRO 50V RUS 100MF 8X11 5 TP C896 CEXF1H100V C ELECTRO 50V RSS 10MF 5X11 TP C898 CCXB1H102K C CERA 5...

Страница 30: ...0 COIL BEAD HC 3550 R801 RC 2Z565KP R CARBON COMP 1 2 5 6M OHM K R804 RD 4Z223J R CARBON FILM 1 4 22K OHM J R805 RD 4Z474J R CARBON FILM 1 4 470K OHM J R806 RD 4Z820J R CARBON FILM 1 4 82 OHM J R810 R...

Страница 31: ...DSC 3670W CC101 HCBH104KBA C CHIP CERA 25V X7R 0 1MF K 1608 CC103 HCBH104KBA C CHIP CERA 25V X7R 0 1MF K 1608 CC104 HCBH104KBA C CHIP CERA 25V X7R 0 1MF K 1608 CC106 HCBH104KBA C CHIP CERA 25V X7R 0...

Страница 32: ...V Y5V 0 47MF Z 1608 CC290 HCBH104KBA C CHIP CERA 25V X7R 0 1MF K 1608 CC294 HCBH104KBA C CHIP CERA 25V X7R 0 1MF K 1608 CC297 HCBH104KBA C CHIP CERA 25V X7R 0 1MF K 1608 CC299 HCFD474ZBA C CHIP CERA 1...

Страница 33: ...1608 RC157 HRFT470JBA R CHIP 1 10 47 OHM J 1608 RC159 HRFT331JBA R CHIP 1 10 330 OHM J 1608 RC160 HRFT223JBA R CHIP 1 10 22K OHM J 1608 RC167 HRFT221JBA R CHIP 1 10 220 OHM J 1608 RC168 HRFT221JBA R...

Страница 34: ...CC216 HCBK473KBA C CHIP CERA 50V X7R 0 047MF K 1608 CC217 HCBK473KBA C CHIP CERA 50V X7R 0 047MF K 1608 CC218 HCBK152KBA C CHIP CERA 50V X7R 1500PF K 1608 CC220 HCFF224ZBA C CHIP CERA 16V Y5V 0 22MF...

Страница 35: ...AEDALUS SDA9410 B3 UC107 1CXA2101AQ IC CHIP VIDEO CXA2101AQ UC108 1HC4538SJD IC CHIP HC4538SJ UC109 1CXA1315MD IC CHIP D A CXA1315M ZZ250 PEASSWD017 A V SW AS DSC 3670N IA04 1UPC1406HA IC UPC 1406HA J...

Страница 36: ...10 1K OHM J 1608 RCA27 HRFT102JBA R CHIP 1 10 1K OHM J 1608 RCA28 HRFT332JBA R CHIP 1 10 3 3K OHM J 1608 RCA29 HRFT101JBA R CHIP 1 10 100 OHM J 1608 RCA30 HRFT102JBA R CHIP 1 10 1K OHM J 1608 RCA31 HR...

Страница 37: ...MV 4052 CCA70 HCEJF100MC C ELECTRO CHIP 16V 10MF MV 4052 IA01 1CXA1855QQ IC CHIP SWITCH CXA1855Q IA02 11232XFBED IC CHIP SWITCH MM1232XFBE IA03 1KA4558D B IC CHIP OP AMP KA4558DTF ZZ260 PEUNSWD017 PCB...

Страница 38: ...C530 CCXF1H103Z C CERA 50V F 0 01MF Z TAPPING C531 CCXF1H103Z C CERA 50V F 0 01MF Z TAPPING C532 CEXF1C101C C ELECTRO 16V RUS 100MF 6 3X11 TP C535 CXSL2H220J C CERA 500V SL 22PF J TAPPING C536 CXCH1H...

Страница 39: ...BON FILM 1 6 56K OHM J RU32 RD AZ334J R CARBON FILM 1 6 330K OHM J RU33 RD AZ683J R CARBON FILM 1 6 68K OHM J RU34 RD 2Z100J R CARBON FILM 1 2 10 OHM J RU35 RD 2Z100J R CARBON FILM 1 2 10 OHM J R500 R...

Страница 40: ...500100 HOLDER CORD FR HIPS BK M351A 7172401612 SCREW TAPPTITE TT2 TRS 4X16 MFZN BK M352 4853535500 HOLDER CORD NYROLN 66 M361A 7122401612 SCREW TAPPING T2S TRS 4X16 MFZN BK M361B 7171301212 SCREW TAPT...

Страница 41: ...A C CHIP CERA 50V CH 100PF J 1608 CC731 HCQK101JBA C CHIP CERA 50V CH 100PF J 1608 CC732 HCQK561JBA C CHIP CERA 50V CH 560PF J 1608 CC733 HCQK102JBA C CHIP CERA 50V CH 1000PF J 1608 CC734 HCBH104KBA C...

Страница 42: ...3X25 TP C466 CEXF2E220C C ELECTRO 250V RUS 22MF 13X20 TP C474 CCXB3D151K C CERA 2KV B 150PF K TAPPING C475 CCXB3D272K C CERA 2KV B 2700PF K C480 CEXF1C471C C ELECTRO 16V RUS 470MF 10X12 5 TP C488 CCXB...

Страница 43: ...G C460 CEXF1H470C C ELECTRO 50V RUS 47MF 6 3X11 TP C461 CEXF1H479V C ELECTRO 50V RSS 4 7MF 5X11 TP C462 CMXM2A182J C MYLAR 100V 1800PF J TP C464 CMXM2A104J C MYLAR 100V 0 1MF J TP C469 CEXF1H220V C EL...

Страница 44: ...D712 DUZ5R1BM DIODE ZENER UZ 5 1BM D713 D1N4148 DIODE 1N4148 TAPPING D714 DUZ5R6BM DIODE ZENER UZ 5 6BM TAPPING D715 D1N4148 DIODE 1N4148 TAPPING D716 DUZ5R6BM DIODE ZENER UZ 5 6BM TAPPING D717 DUZ5R6...

Страница 45: ...RE COPPER AWG22 1 0 65 TIN COATING J086 85801065GY WIRE COPPER AWG22 1 0 65 TIN COATING J087 85801065GY WIRE COPPER AWG22 1 0 65 TIN COATING J088 85801065GY WIRE COPPER AWG22 1 0 65 TIN COATING J089 8...

Страница 46: ...COATING J188 85801065GY WIRE COPPER AWG22 1 0 65 TIN COATING J189 85801065GY WIRE COPPER AWG22 1 0 65 TIN COATING J190 85801065GY WIRE COPPER AWG22 1 0 65 TIN COATING J191 85801065GY WIRE COPPER AWG22...

Страница 47: ...HM J R498 RD AZ100J R CARBON FILM 1 6 10 OHM J R701 RD AZ103J R CARBON FILM 1 6 10K OHM J R702 RD AZ102J R CARBON FILM 1 6 1K OHM J R703 RD AZ471J R CARBON FILM 1 6 470 OHM J R704 RD AZ471J R CARBON F...

Страница 48: ...10 Circuit Diagram 47 10 1 Power Circuit...

Страница 49: ...48 Circuit Diagram 10 2 Main Circuit...

Страница 50: ...Circuit Diagram 49 10 3 Audio Circuit...

Страница 51: ...Circuit Diagram 50 10 4 3D Comb Filter Circuit...

Страница 52: ...Circuit Diagram 51 10 5 Main Video Circuit...

Страница 53: ...Circuit Diagram 52 10 6 Sub Video Circuit...

Страница 54: ...Circuit Diagram 53 10 7 Scan Rate Converter...

Страница 55: ...Circuit Diagram 54 10 8 RGB Processor...

Страница 56: ...Circuit Diagram 55 10 9 AV Circuit...

Страница 57: ...Circuit Diagram 56 10 10 Union Circuit...

Страница 58: ...A4558 OP AMP L RF main V RF sub V RF sub A UC102 MSP3430 MULTI SOUND PROCESSOR HP VOL ABL DVD L SIF VIDEO AUDIO BLOCK DIAGRAM 43 44 46 45 47 48 1 2 4 7 8 L1 R1 Y1 C1 V2 L2 R2 V3 L3 9 11 23 33 32 C3 41...

Страница 59: ...11 Exploded View 58...

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