background image

R609

RD-AZ103J-

R CARBON FILM

1/6 10K OHM J

R610

RD-AZ152J-

R CARBON FILM

1/6 1.5K OHM J

R611

RD-AZ103J-

R CARBON FILM

1/6 10K OHM J

R612

RD-4Z229J-

R CARBON FILM

1/4 2.2 OHM J

R613

RD-AZ511J-

R CARBON FILM

1/6 510 OHM J

R614

RD-AZ152J-

R CARBON FILM

1/6 1.5K OHM J

R615

RD-AZ104J-

R CARBON FILM

1/6 100K OHM J

ZZ290

PEMPMSD017

PCB MAIN MANUAL AS

DSC-3670N

C410

CEXF2E101V

C ELECTRO

250V RSS 100MF 16X31.5

C419

CMXL2E105J

C MYLAR

250V MEU 1MF J

C424

CMXL2E105J

C MYLAR

250V MEU 1MF J

C433

CMXL2E105J

C MYLAR

250V MEU 1MF J

C445

CEYF1H222C

C ELECTRO

50V RUS 2200MF 18*35.5

C468

CMXM2A334J

C MYLAR

100V 0.33MF J BULK

C476

CMYH3D332J

C MYLAR

2KV BUP 3300PF J

®

C477

CMYH3D332J

C MYLAR

2KV BUP 3300PF J

®

C479

CMYE2G474J

C MYLAR

400V PU 0.47MF J

®

D408

DRU3AM——

DIODE

RU3AM(HIGH SPEED)

D417

DFMLG12S—

DIODE

FML-G12S

D420

DRU3AM——

DIODE

RU3AM(HIGH SPEED)

D423

DFMRG5H—-

DIODE DAMPER

FMRG5HS LF710

D423A

4857027921

HEAT SINK

AL EX BK

D423B

7174301011

SCREW TAPPTITE

TT2 RND 3X10 MFZN

H001

4850M01810

MODULE RF

PH-RF-9504

I401

1NE555——

IC TIMER

PD NE555

I402

1UPC1884BC

IC H/V OSC

UPC1884BCT

®

I403

1KF353——

IC OPAMP

KF353

I404

1KF353——

IC OPAMP

KF353

I405

1LM358——

IC

KA358

I407

1NE555——

IC TIMER

PD NE555

I408

1MC7812—-

IC REGULATOR

MC7812 12V 1A (KA7812)

I409

1MC7812—-

IC REGULATOR

MC7812 12V 1A (KA7812)

I409B

7174300811

SCREW TAPPTITE

TT2 RND 3X8 MFZN

I410

1KA7809—-

IC REGULATOR

KA7809

I410A

4857031201

HEAT SINK

AL 6063S

I410B

7174300811

SCREW TAPPTITE

TT2 RND 3X8 MFZN

I411

1KF353——

IC OPAMP

KF353

I412

1TDA8172—

IC V-OUT

TDA8172

I412A

4857028207

HEAT SINK

AL EX BK

I412B

7174300811

SCREW TAPPTITE

TT2 RND 3X8 MFZN

I413

1MC7812—-

IC REGULATOR

MC7812 12V 1A (KA7812)

I413B

7174300811

SCREW TAPPTITE

TT2 RND 3X8 MFZN

I414

1K1A7912P1

IC REGULATOR

KIA7912PI

I701

1M37280EKS

IC MICOM

M37280EKSP

I701A

4959302910

SOCKET IC

P=1.77 / W=19.05MM

I702

1KA7805—-

IC REGULATOR

KA7805

I704

124LC16B1B

IC MEMORY

24LC16B1B

I706

1KA7805—-

IC REGULATOR

KA7805

L401

58CD000002

COIL CHOKE TRANS

DTL-04M

L403

58HD000002

COIL H-LINEARITY

DCL-20UA

L406

58CD000001

COIL CHOKE

DCC-01M

L407

58CD000002

COIL CHOKE TRANS

DTL-04M

M081

4950800310

TERMINAL ANT AS

FR HIPS

M351

4953500100

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 TAPTITE

TT2 PAN 3X12 MFZN BK

M381

4853812800

FRAME MAIN PCB

FR HIPS BK

M381A

7128301212

SCREW TAPPING

T2S WAS 3X12 MFZN BK

M382

4953801300

FRAME SUB PCB

FR HIPS BK

M382A

7128301212

SCREW TAPPING

T2S WAS 3X12 MFZN BK

M382B

7128301212

SCREW TAPPING

T2S WAS 3X12 MFZN BK

PW01A 4859279520

CONN WAFER

TAC-L15P-A3 (ANGLE)

PW02A 4859279520

CONN WAFER

TAC-L15P-A3 (ANGLE)

PW03A 4859279520

CONN WAFER

TAC-L15P-A3 (ANGLE)

PW04A 4859279520

CONN WAFER

TAC-L15P-A3 (ANGLE)

PW05A 4859279520

CONN WAFER

TAC-L15P-A3 (ANGLE)

PW06C 4859279520

CONN WAFER

TAC-L15P-A3 (ANGLE)

PW14P 4859235520

CONN WAFER

YW025-12

PW15P 4859235520

CONN WAFER

YW025-12

PW16P 4859235520

CONN WAFER

YW025-12

P001A

4950701005

CONNECTOR

YFH800-01+ULW=600

P405

4959203120

CONN WAFER

TBL-P05P-C1

Q407

T1RFS634—

FET

IRFS634

®

Q407A

4957000700

HEAT SINK

AL EX

Q407B

7174301011

SCREW TAPPTITE

TT2 RND 3X10 MFZN

Q418

T1RFS830—

FET

IRFS830

Q423

T1RFS634—

FET

IRFS634

®

Q423A

4857027700

HEAT SINK

AL EX BK

Q423B

7174301011

SCREW TAPPTITE

TT2 RND 3X10 MFZN

Q425

TFJL6920—

TR

FJL6920

®

Q425A

4857027537

HEAT SINK

AL EX BK

Q425B

7174301011

SCREW TAPPTITE

TT2 RND 3X10 MFZN

Q425C

4857619500

INSU PLATE

SILICON RUBBER T0.3

R476

RW02Z478J-

R WIRE WOUND

2W 0.47 J

R481

RX05V229J-

R CEMENT

5W 2.2 OHM J VERTICAL

R494

RX05V390J-

R CEMENT

5W 39 OHM J VERTICAL

SW401

5S40403035

SW LEVER

JRS-1301

TU01

4959700350

TUNER

TAUG-H005P

TU01A

4959000150

CABLE RF AS

UL1365-PHONE PLUG=300

TU02

4859718830

TUNER VARACTOR

TMAH2-010A

TU02A

4959000150

CABLE RF AS

UL1365-PHONE PLUG=300

T401

5DU0000024

TRANS PULSE

DTP-01A

T403

5DD0000021

TRANS DRIVE

DTD-01A

T404

5DU0000024

TRANS PULSE

DTP-01A

T405

5DY0000023

TRANS DUMMY

DTL-02M

X401

4850L02310

RESONATOR CERA

CSB503F30

X701

5XE8R0000E

CRYSTAL QUARTZ

HC-49/U 8.000MHZ 30PPM

ZZ200

PEMPJ2D017

PCB MAIN CHIP B AS

DSC-3670N

CC401

HCQK820JBA

C CHIP CERA

50V CH 82PF J 1608

CC402

HCQK681JBA

C CHIP CERA

50V CH 680PF J 1608

CC403

HCBK472KBA

C CHIP CERA

50V X7R 4700PF K 1608

CC405

HCQK221JBA

C CHIP CERA

50V CH 220PF J 1608

CC406

HCBK102KBA

C CHIP CERA

50V X7R 1000PF K 1608

CC407

HCBH104KBA

C CHIP CERA

25V X7R 0.1MF K 1608

Part List (DSC-34W70N)

- 39 -

Summary of Contents for DSC-34W70N

Page 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...

Page 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...

Page 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...

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: ...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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

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

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

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

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

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

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

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

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

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

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

Page 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...

Page 59: ...11 Exploded View 58...

Reviews: