Kenwood KRF-V8080D Page 9 Service Manual Download

Page: 9 / 29

C510

BLK

YEL 6

BLK

WHT

C401

C409

C403

C402

R410

C408

W204

W304

TH1

C501

C502

C503

C504

C505

C506

C507

C508

C509

C511

R501

R502

R503

R504

R505

R506

R507

R508

R509

R510

W105

W106

W107

W109

W110

W108

W119

W116

W113

W122

W140

W142

VOLUME CONTROL

R721

R722

R723

R725

C854

R854

W756

VIDOEO-1

W709

VIDEO-2

W715

W71

VIDEO-3

MD/T

APE

R814

C815

C853

R853

C764

BAND

AUT

MEMOR

DOWN

R764

C763

R763

R961

R962

W766

W767

WHT

R964

W761

BLK

LISTEN MODE

R963

R762

W771

W807

C908

W303

W731

W727

C101

R834

W716

BLU

CD/DVD

R701

R702

R703

R704

R746

R747

R748

R709

C793

C792

W717

C831

R831

R832

W714

R710

R715

R791

R71

R712

R713

R714

R754

R705

R706

R707

R708

PHONO/AUX

TUNER

W725

C819

C818

R813

W302

C817

C816

4.3MHz

C81

R982

W723

R833

C833

C832

W301

W720

W721

R983

X811

C813

C814

C812

W732

ACT. EQ

SPK.

R745

W705

C794

LOUDNESS

THX/

W702

W701

W703

RED

SPK. EQ

ACT.

R990

CSII

W718

R755

R741

DTS

RED

W708

W707

W706

GRY

BLK

BLU

W710

DSP/

THX

W713

DOL.

R742

R744

R743

R882

W712

R884

R997

C791

STEREO

W722

DSP

W726

MODE

INPUT

W735

W730

W804

W803

W802

W801

W719

R885

W724

R780

C856

R973

R974

R975

C855

W752

R859

R862

W736

SOUND

TONE

W737

W738

W739

W740

SETUP

R718

R719

R720

W744

R724

R861

R860

R902

W745

W743

W748

W750

C841

R843

R852

C852

DIMMER

C844

R844

R841

R842

W742

W749

C842

W741

R996

R976

R986

R987

R988

R989

W763

W759

R984

R985

W753

CONTROL

MULTI

R855

R999

R966

W769

W805

W734

W760

W762

W770

R761

R978

R921

R979

R121

W950

C858

R856

W751

W755

W704

C857

W951

W764

R980

WHT

R995

R994

R981

R107

DISPLAY & MICRO-COMPUTER PCB

R115

R846

R845

C843

C778

C779

R776

C777

W746

W747

R105

R106

R102

R101

R103

R104

W806

R867

R883

R901

R905

R906

R914

R781

W757

R864

R863

R865

C702

R866

W754

C851

W758

R851

R778

W728

R777

8.38MHz

X701

R108

R109

100

R881

R835

W765

R868

R869

R870

R836

W772

BLU

W768

R946

W777

W776

W775

R766

R765

R965

W774

W778

R753

. AUX

R717

R947

R948

ORG

R925

R930

R931

R928

R929

R932

R933

BLK

R992

R857

R934

R937

R936

R927

R991

R949

R950

MUTE

R716

R893

R895

R858

R944

R940

BLK

R941

R942

R943

R804

R886

R945

BLK

YEL

WHT

R887

R903

R912

R904

R899

R998

R900

R806

R909

R890

R891

R892

W773

BLK BLU

R888

R889

R907

R908

R913

BLK

W145

R733

R732

R734

R731

STANDBY

SP-B

SP-A

C407

C41

C405

C404

C406

C410

C762

R924

R969

C845

C103

R120

C766

C703

R952

C761

R977

C704

R951

R972

R971

R993

R922

R923

R970

C741

C780

R782

C705

C907

R779

R91

C909

C765

R968

R926

C701

R935

R938

R939

R803

R802

R801

R967

R910

R805

R897

R896

R898

R894

IC79

IC78

IC90

WH42

WH20

IC402

D401

IC401

D501

D502

D503
D504

J21

J20

CN41

X14 E/11

X14 D/11

X14 H/11

X14-7630-10 A/11 (J70-1675-11)

CN70

S705

S706

S707

S708

S721

S722

S723

S725

WH91

S763

D964

D846

S709

S710

S711

S712

S713

WH90

D749

S701

D750

D748

D751

S702

IC74

IC83

D831

D747

D746

S703

D752

S704

D754

IC81

Q777

D744

Q731

D791

WH80

Q843

D741

WH78

WH87

D743

D742

E703

D755

S714

D841

D843

D745

Q778

A791

ED78

S715

S718

S719

S720

S724

Q841

D842

Q776

S762

D962

E702

D961

D963

D776

D844

Q842

IC84

E701

D801

D803

D802

D804

D753

S717

S761

X14 B/11

S716

WH92

WH93

WH70

D806

WH94

WH89

D805

WH88

X14 K/11

CN46

D734

X14 C/11

S731

CN80

S733

S732

POWER

S VIDEO

VIDEO

AUDIO

Refer to the schematic diagram for the value of resistors and capacitors.

PC BOARD

(

Component side view

)

w w w . x i a o y u 1 6 3 . c o m

Q Q 3 7 6 3 1 5 1 5 0

T E L

1 3 9 4 2 2 9 6 5 1 3

TEL 13942296513 QQ 376315150 892498299

Summary of Contents for KRF-V8080D

Page 1: ...WHITE RED R L CENTER FRONT A FRONT B R L GRAY SURROUND R L BLUE BROWN SURROUND BACK SUBWOOFER PRE OUT PRE OUT SUB WOOFER R L SURROUND BACK SURROUND BACK SURROUND BACK AC OUTLETS AC 230V 50Hz SWITCHED TOTAL 90W MAX AM ANTENNA Front glass B10 Refer to parts list on page 29 AC power cord E30 Power cord bushing J42 0349 05 Pin Jack E63 1315 05 Screw terminal board E70 0150 05 Optical receiving module ...

Page 2: ...lug the power cord from the wall outlet then plug it back in while holding down the POWER ON STAND BY key For other countries With the power cord plugged in turn the POWER ON OFF key OFF Then while holding down the ON STANDBY key press POWER ON OFF key Cautions Power mode Input selector settings Picture output Speaker ON OFF Volume level BASS TREBLE INPUT level TONE ON OFF LOUDNESS ON OFF Dimmer l...

Page 3: ...EXTERNAL VIEW ADJUSTMENT No ITEM INPUT OUTPUT RECEIVER ALIGNMENT ALIGN FOR FIG SETTINGS SETTINGS SETTINGS POINTS AUDIO SECTION SPEAKER A Idling Current Adjustment All power amplifier stage need idling current adjustment after the installation of TRAIT transistor 1 Connect a voltmeter to CN11 with the correct polarity as indicated by the PCB silk print 2 Adjust the preset VR1 to get 8 8mV Idling cu...

Page 4: ... 1 2 1 2 5 1 1 3 9 1 9 1 1 9 1 15 15 1 21 1 10 13 21 1 10 1 1 2 2 1 2 1 1 2 1 2 4 1 4 1 1 2 1 19 2 1 1 1 1 4 19 1 4 1 5 3 1 1 7 1 1 3 4 1 1 3 1 13 3 1 3 1 1 3 1 3 1 7 1 7 5 1 W W W W KRF V8080D S CN22 T4A L 250V KRF V8080D S VR 8050 10A 125V CN11 CN12 F1 T1A L 250V CN21 F2 2 1 T1 2 1 1 4 6 1 6 1 1 4 4 1 5 1 2 1 2 1 2 1 1 2 3 1 6 1 2 1 0 10 CANADA U S A VR 8050 P K UNIT No 2 71 EUROPE DESTINATION E...

Page 5: ... R564 R565 R567 R566 C268 C267 R82 R83 C557 C558 R50 C561 C562 C564 1 48 37 12 36 25 13 24 4 1 8 5 1 44 34 11 22 12 33 23 5 8 4 1 1 4 5 8 1 1 1 10 73 72 5 8 1 4 7 8 14 7 14 8 37 108 36 1 109 144 5 1 1 I G O 8 3 5 4 10 20 11 4 1 1 10 11 20 1 3 4 5 16 9 1 8 3 1 4 5 11 20 1 10 1 10 11 20 1 4 5 8 1 4 5 8 1 4 5 8 15 1 16 30 1 22 44 23 40 48 21 25 24 1 1 20 1 1 21 2 20 50 C49 C529 C65 C85 C94 R88 C91 C7...

Page 6: ...22 R128 R141 R142 R147 R148 R161 R162 R510 R551 R201 R202 R203 R204 R205 R206 R207 R208 R211 R212 R215 R216 R219 R220 C8 C9 C63 C98 C105 C106 C125 C126 C145 C146 C165 C166 C181 C182 C573 R55 R56 R61 R62 R63 R103 R104 R105 R106 R123 R124 R125 R126 R129 R130 R131 R132 R143 R144 R145 R146 R149 R150 R151 R163 R164 R165 R166 R181 R182 R185 R186 R187 R188 R189 R190 R209 R210 R213 R214 R217 R218 R552 R57...

Page 7: ...4 R135 R136 R137 R138 R139 R140 R141 R142 R143 R144 R145 R146 R147 R148 R149 R150 R161 R162 R165 R166 R169 R170 R171 R172 R173 R174 R175 R176 R177 R178 R179 R180 R181 R182 R183 R184 R185 R186 R187 R188 R189 R190 R191 R192 R193 R194 R195 R196 R197 R198 R199 R200 R221 R222 R227 R228 R231 R232 R235 R236 R302 R303 R305 R306 R307 R308 R309 R321 R322 R325 R326 R327 R328 R329 R330 R351 R352 R353 R356 R35...

Page 8: ...4 IC101 IC102 IC201 IC202 J101 J102 J201 J202 Q201 Q202 Q203 Q204 CN101 CN201 J70 1704 32 X25 6620 10 A 2 J303 Q307 Q308 Q320 Q310 Q317 Q318 Q309 Q319 IC404 Q411 Q409 Q302 J302 Q305 Q306 Q303 Q304 Q301 Q315 Q316 Q313 WH2 Q407 Q314 IC403 Q311 Q312 Q408 Q405 D401 Q402 CN304 J301 Q401 IC402 Q406 WH1 IC401 Q403 D402 Q412 CN303 WH1 CN302 X25 B 2 CN301 Q404 WH2 IR REPEATER IR IN CR CB Y MONITOR OUT DVD ...

Page 9: ...01 R103 R104 W806 R867 R883 R901 R905 R906 R914 R781 W757 R864 R863 R865 C702 R866 W754 C851 W758 R851 R778 W728 R777 8 38MHz X701 R112 R108 R109 R110 R111 R113 R114 1 10 1 13 1 1 5 1 3 1 9 26 25 1 15 1 1 9 100 76 51 75 50 3 21 1 16 17 32 33 48 49 64 22 R881 R835 W765 R868 R869 R870 R836 W772 BLU W768 R946 W777 W776 W775 R766 R765 R965 W774 W778 R753 F AUX R717 R947 R948 ORG R925 R930 R931 R928 R9...

Page 10: ...0 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 VDDINT VDDINT GND VDDINT GND VDDINT GND VDDINT GND VDDINT FLAG3 FLAG2 VDDINT GND DAI P20 SFS45 VDDEXT GND GND VDDINT DAI P19 SCLK45 DAI P18 SD5B DAI P17 SD5A DAI P16 SD4B GND GND VDDINT DAI P15 SD4A DAI P14 SFS23 DAI P13 SCLK23 DAI P12 SD3B DAI P11 SD3A DAI P10 ...

Page 11: ...0u50 10u50 0 1 C88 10u50 C90 0 1 C91 R85 56 2W R84 68 2W 10u50 10K R89 100u10 C97 C96 0 1 C93 0 1 C92 0 1 C95 1 C554 1K R552 R551 100K 0 1 C552 C553 D0 D1 D2 D3 A16 A1 D7 D5 D4 D6 22 0 01 0 01 4 7K 4 7K A10 AD8 AD9 AD10 10K R536 R533 4 7K R534 4 7K C555 0 01 R561 4 7K R560 4 7K R563 4 7K R565 4 7K R564 4 7K R566 4 7K R562 4 7K R567 4 7K C564 0 01 16 17 14 FR SR AD11 AD13 AD12 AD14 AD15 AD15 AD13 A...

Page 12: ... 5 C10 R6 270P 360 C8 100u10 100u10 C7 R3 30K C5 220P 2 C9 R8 R7 C12 0 012 R9 270K C11 0 012 R10 270K 270P C320 100P C18 100P R14 47K C16 7 4 7u50 C17 100P R13 47K 1 C319 100P 100 8 3 R5 C15 470u16 470u16 C324 C325 Q12 14 C356 32 34 37 10 1 4W SW OUT 47K R355 3K 10 1 4W C314 47u25 14 13 47u25 SB IN SB OUT VDD SB u COM 1 2 12 10 R315 VCC 9 8 SW IN u COM SW 11 6 7 3 4 5 R316 C313 75 71 R342 47 1W 38...

Page 13: ...309 10u50 C308 R301 R323 4 7K R324 47K R319 4700u75 2 2 0 01 C450 1000P C453 C451 C452 1000P 1000P 4700u75 0 01 C303 C323 1000P C600 100u25 R600 100 220 R304 R305 C305 10K R302 220u10 C304 VL 4 VH 1 5 UNREG VL GND VH 2 3 1 R303 C357 C360 Q26 Q32 34 C358 Q359 30 70 60 2 3 40 1 5 4 1 2 Q305 308 Q303 Q304 28 7V 15 4V 15 4V 28 7V 50 90 2 1 3 4 25 7 5 6 14 15 13 12 11 26 27 6 7 80 3 4 12 2V 12V 12V 28 ...

Page 14: ...66 D652 D656 D655 S VIDEO VIDEO SELECTOR Q65 5V AVR PLAY IN VIDEO1 REC OUT J65 CN3 0 01 C401 2 4 3 1 2 75 100P C510 R507 C511 75 R508 100P R510 100 GND RTN GND REF R501 R509 100 C507 100P 75 R505 100 C509 470P 100P C508 100 R506 L AUX COMP V GND 1 2 3 Y C 1 2 3 5 4 5 4 G GND R AUX 6 7 6 7 C506 C505 C501 100K 100P R503 C502 100K 100P R504 100P C503 1000P 100P C504 1000P R502 100 P3 6 12V 6 21 6V 4 ...

Page 15: ...57 7 6 59 60 4 3 56 58 60 59 57 58 2 3 5 6 4 12V 1 12V 2 C602 75 R602 5 6 4 47P 47u25 C609 C608 47u25 C601 R601 2 3 1K 1 75 47P R608 Y 2 1 COMP V1 IN M OUT DVD IN V1 OUT 1 D OUT 1 SV MUTE CV MUTE CTRL 3 4 5 3 CTRL 2 CTRL 1 2 1 1 4 5 54 55 3 53 2 1 52 51 V2 IN V3 IN 19 STEREO R927 100 71 R924 100 R923 100 72 73 R926 100 R925 100 69 70 R929 100 R928 100 67 68 R931 100 R930 100 65 66 69 VOL SEL DATA ...

Page 16: ...11 G10 G9 1 C741 G5 R112 10K R111 10K R110 10K G7 G8 G6 R113 10K R115 10K R114 10K G4 G3 G1 G2 53 27K B R719 P4 66 NP F1 F1 68 67 69 P2 NP P1 P3 63 64 65 62 P8 P5 P6 P7 60 59 58 61 P11 P10 P12 55 54 P9 57 56 16G P30 P21 P17 P16 P13 P14 P15 49 52 51 50 P18 P19 P20 48 47 45 46 40 P24 P22 P23 P25 41 44 43 42 P27 P28 P29 P26 36 38 37 39 27 P34 P33 32 P31 35 34 33 P32 NX P35 NX NX 30 31 29 28 P36 NX NX...

Page 17: ... EQ J21 J20 S VIDEO VIDEO L AUDIO R S732 S733 S731 A SPEAKERS B ON STANDBY STANDBY X14 C 11 Gx3 X14 H 11 G Gx2 Gx2 X14 B 11 S763 VOLUMECONTROL P A G P N09 1445 05 N82 2608 46 N84 3005 46 φ3x8 BLK φ2 6x8 φ3x5 A A A 662 662 613 664 B 3 664 A 3 618 615 616 620 617 637 637 663 B 3 663 A 3 664 C 3 659 610 606 663 C 3 VR 8050 X14 763 A 11 Gx2 Gx3 Gx2 G Gx3 782 1 2 3 A B EXPLODED VIEW UNIT KRF V8080D V80...

Page 18: ...APE ACTIVE EQ DSP STEREO INPUT MODE DIMMER SPEAKER EQ Ex3 P Jx2 L c x3 L c L c Jx2 Jx2 J G Gx2 Gx3 Gx2 G Gx3 Gx2 Gx3 J M M J M Bx12 Fx6 Fx6 Jx2 J Mx2 Jx2 Jx2 J J J J Kx2 Jx2 L L Lx2 L L Lx2 Jx2 Lx6 Hx2 Lx5 Lx4 Lx6 Lx2 L Nx4 N H L c x2 L c x2 L c L c L c L c L c L c L c L c 607 602 671 776 601 630 630 672 606 637 639 639 637 658 604 612 618 659 610 617 750 605 661 B 2 661 A 2 616 662 662 661 661 62...

Page 19: ... ress New Parts Parts No Description Desti nation Re marks 601 1C A01 3840 01 METALLIC CABINET KP 601 1C A01 3842 01 METALLIC CABINET E 601 1C A01 3843 01 METALLIC CABINET E1 602 1C A09 1274 08 BATTERY COVER 604 2C A21 3982 12 DRESSING PANEL E 604 2C A21 3983 12 DRESSING PANEL E1 605 2D A22 1873 01 SUB PANEL ASSY E 605 2D A22 1874 01 SUB PANEL ASSY E1 606 2C A60 2181 12 PANEL E 606 2C A60 2182 12 ...

Page 20: ...Parts Parts No Description Desti nation Re marks C90 CK73GB1C104K CHIP C 0 10UF K C91 CE04KW1H100M ELECTRO 10UF 50WV C92 CK73FB1E104K CHIP C 0 10UF K C93 CK73GB1C104K CHIP C 0 10UF K C94 CE04KW1H100M ELECTRO 10UF 50WV C95 CK73FB1C105K CHIP C 1 0UF K C96 CK73GB1C104K CHIP C 0 10UF K C97 CE04KW1A101M ELECTRO 100UF 10WV C98 CK73FB1E104K CHIP C 0 10UF K C99 CK73FB1H103K CHIP C 0 010UF K C100 CE04KW1C4...

Page 21: ...RK73GB1J221J CHIP R 220 J 1 16W R121 122 RK73GB1J104J CHIP R 100K J 1 16W R123 124 RK73GB1J332J CHIP R 3 3K J 1 16W R125 126 RK73GB1J911J CHIP R 910 J 1 16W R127 128 RK73GB1J272J CHIP R 2 7K J 1 16W R129 130 RK73GB1J562J CHIP R 5 6K J 1 16W R131 132 RK73GB1J221J CHIP R 220 J 1 16W R141 142 RK73GB1J104J CHIP R 100K J 1 16W R143 144 RK73GB1J222J CHIP R 2 2K J 1 16W R145 146 RK73GB1J102J CHIP R 1 0K ...

Page 22: ...rope X Australia Q Russia H Korea M Other Areas indicates safety critical components Ref No Add ress New Parts Parts No Description Desti nation Re marks IC60 K6R4008V1DUC10 SRAM IC IC61 TC74VHC125FT MOS IC IC62 TC74HCT7007AF MOS IC IC63 SN74LVC1G32DC3 MOS IC Q1 2SB1218A Q R TRANSISTOR Q2 2SD1819A Q R TRANSISTOR Q51 2SC4081 R S TRANSISTOR A1 2 W02 4524 05 OPTIC RECEIVING MODULE C1 2 CC45FSL1H221J ...

Page 23: ...451 453 CK45FB2H102K CERAMIC 1000PF K C501 502 CC45FSL1H221J CERAMIC 220PF J C600 CE04KW1E101M ELECTRO 100UF 25WV C611 CE04KW1H220M ELECTRO 22UF 50WV CN1 E40 3912 05 PIN ASSY CN1 E40 8361 05 PIN ASSY CN2 E40 3248 05 PIN ASSY CN3 E40 3247 05 PIN ASSY CN4 E40 8484 05 FLAT CABLE CONNECTOR CN5 E40 8483 05 FLAT CABLE CONNECTOR CN6 E40 3259 05 PIN ASSY CN7 E40 3253 05 PIN ASSY CN10 15 E40 4871 05 PIN AS...

Page 24: ...e ohne Parts No werden nicht geliefert L Scandinavia K USA P Canada R Mexico C China I Malaysia Y PX Far East Hawaii T England E Europe G Germany V China Shanghai Y AAFES Europe X Australia Q Russia H Korea M Other Areas indicates safety critical components Ref No Add ress New Parts Parts No Description Desti nation Re marks D59 60 1SS244 DIODE D61 HSS104A DIODE D61 1SS133 DIODE D63 MTZJ3 9 B ZENE...

Page 25: ...safety critical components Ref No Add ress New Parts Parts No Description Desti nation Re marks C669 CK45FF1H103Z CERAMIC 0 010UF Z C670 671 CE04LW1E470M ELECTRO 47UF 25WV C672 CK45FF1H103Z CERAMIC 0 010UF Z C673 CE04LW1E470M ELECTRO 47UF 25WV C674 677 CE04LW1H100M ELECTRO 10UF 50WV C693 CC45FSL1H101J CERAMIC 100PF J C701 CC73GCH1H221J CHIP C 220PF J C702 CE04LW1H101M ELECTRO 100UF 50WV C703 704 C...

Page 26: ...erden nicht geliefert L Scandinavia K USA P Canada R Mexico C China I Malaysia Y PX Far East Hawaii T England E Europe G Germany V China Shanghai Y AAFES Europe X Australia Q Russia H Korea M Other Areas indicates safety critical components Ref No Add ress New Parts Parts No Description Desti nation Re marks D202 MTZJ30 B ZENER DIODE D202 RD30ES B ZENER DIODE D401 D2SBA20F03 DIODE D451 452 1SS133 ...

Page 27: ...NSISTOR Q402 UN4112 DIGITAL TRANSISTOR New Parts Parts without Parts No are not supplied Les articles non mentionnes dans le Parts No ne sont pas fournis Teile ohne Parts No werden nicht geliefert L Scandinavia K USA P Canada R Mexico C China I Malaysia Y PX Far East Hawaii T England E Europe G Germany V China Shanghai Y AAFES Europe X Australia Q Russia H Korea M Other Areas indicates safety crit...

Page 28: ...Tone control BASS 10 dB at 100 Hz TREBLE 10 dB at 10 kHz DIGITAL AUDIO section Sampling frequency 32 kHz 44 1 kHz 48 kHz 96 kHz Input level impedance wave length Optical 15 dBm 24 dBm 660 nm 30 nm Coaxial 0 5 Vp p 75 Ω VIDEO section VIDEO inputs outputs VIDEO composite 1 Vp p 75 Ω S VIDEO inputs outputs S VIDEO luminance signal 1 Vp p 75 Ω S VIDEO chrominance signal 0 286 Vp p 75 Ω COMPONENT VIDEO...

Page 29: ... p 75 Ω VIDEO section VIDEO inputs outputs VIDEO composite 1 Vp p 75 Ω S VIDEO inputs outputs S VIDEO luminance signal 1 Vp p 75 Ω S VIDEO chrominance signal 0 286 Vp p 75 Ω COMPONENT VIDEO inputs outputs COMPONENT VIDEO luminance signal 1 Vp p 75 Ω COMPONENT VIDEO CB CR signal 0 32 Vp p 75 Ω FM tuner section Tuning frequency range 87 5 MHz 108 0 MHz Usable sensitivity MONO 1 3 µV 75 Ω 13 2 dBf 75...

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Kenwood KRF-V8080D, Service Manual

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