Kenwood DVF-R4050 Service Manual Download Page 11

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R201P

R308L

C220S

C327

C325

C323

C210

C206

C204

C232

C233

C201P

C306L

C306R

C305R

C305L

C330

C301L

C301R

C220C

C223C

C223S

C225S

C224S

R223S

R222S

C225C

C224C

R223C

R222C

C222C

R221C

R225C

R224C

C221C

C222Y

C223Y

R221Y

R225Y

R224Y

C221Y

C222R

R221R

R225R

R224R

C221R

C222G

R221G

R225G

R224G

C221G

C222B

R221B

R225B

R224B

R220B

R220G

R220R

R221

C220B

C223B

C223G

C223R

C220R

C220Y

C220G

R270

R269

C226

C227

R263

R262

R409

R223

C221B

C225B

C224B

R223B

R222B

C225Y

C224Y

R223Y

R222Y

C225R

C224R

R223R

R222R

C225G

C224G

R223G

R222G

C222S

R221S

R225S

C221S

R224S

R308R

C307L

C307R

R324

R307L

R257

R217S

R218C

R219Y

C235

R271

R201

R204

R203

R268

R267

R282

R283

R421

R422

R423

R424

R425

C241

R285

R236

C503

R503

R502

C502

R314

L501

C505

X501

C215

C240

C501

C406

C221

C218

R501

R256 R402

RA401 RA402 RA403 RA404

C239

C238

C237

R250

R228

R279

R280

R281

C217

R248

R249

C504

C216

R246

R247

R426

R237

R240

R289

R290

R239

R231

R234

R232

R213

R214

R215

R210Y

156

157

208

104

105

C303R

C331

R304R

C302R

R301R

R304L

C303L

R323

R322

C302L

R301L

R303L

R302L

R303R

R302R

R211C

R212S

R233

C321

R206B

R207G

R208R

R238

R288

R241

R403

R401

RA408

RA407

RA406

RA405

RA304

RA305

RA306

RA307

RA301

RA302

RA303

R243

R244

R245

R251

R303
R304
R305
R306
R307
R308

R427

R428

R405

R406

R438

C230

C229

C228

R273

R274

R259

R258

R266

C225

R298

C234

R202

R222

R292

R291

R309L

R309R

R307R

J208

J204

J203

J205

J206

D303

CP205

Q220G

Q220B

Q220R

Q220Y

Q220C

Q220S

B E

Q201

B E

Q202

Q203

Q302R

Q301

Q302L

Q301R

CN208

IC21P

IC303

IC302

CN207

CN205

MAIN BOARD

Q221S

Q301L

Q221C

Q221Y

Q221R

Q221G

Q221B

IC202

CP201

IC201

CP203

CN206

CN201

IC401

IC301

IC501

J202

J201

J207

L301

L211

C311

D301

P406

C003

C001
JW10

JW22

JW14

C004

C002

JW18

JW8

R003

R004

L001

JW15

C005

JW20

JW24

R002

JW7

R001

JW3

JW21

JW6

JW17

JW13

P1001

P1002

CP211

CP210

P004

P406B

P1004

P1003

P027

IC001

P003

IC002

MECHA. BOARD

D002

D001

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

PC BOARD

(

Component side view

)

Summary of Contents for DVF-R4050

Page 1: ...n or inside the product relating to laser product safety KENWOOD Corp certifies this equipment conforms to DHHS Regulations No 21 CFR 1040 10 Chapter 1 subchapter J DANGER Laser radiation when open and interlock defeated AVOID DIRECT EXPOSURE TO BEAM Caution No connection of ground line if disassemble the unit Please connect the ground line on rear panel PCBs Chassis and some others Button K27 But...

Page 2: ...says that the component uses laser beams that have been clas sified as Class 1 It means that the unit is utilizing laser beams that are of a weaker class There is no danger of hazardous radiation outside the unit CLASS 1 LASER PRODUCT The marking of products using lasers Except for some areas Operation to reset The microprocessor may fall into malfunction impossibility to oper ate erroneous displa...

Page 3: ...ve the front panel front chassis power supply and the left mecha frame 2 Pull out the tray frontward 1 to match the dent of tray 2 to the protrusions of the mecha base 3 3 Remove the tray upward 4 3 How to assemble the Tray Fig 3 4 1 Adjust the position of the plastic cam lifter 1 and main gear 2 in the drawing 1 so that the traverse unit will reach the lowest position 2 Attach the tray in the dir...

Page 4: ...8E CLK AUDIO MUTE CVBS OUT Y OUT R Cr OUT C OUT B Cb OUT G Y OUT 9 10 8 6 7 SPDIF PIXCLK 27MHz SCL SDA VIDEO MUTE VFD CLK DATA IRQ2 POWER CTL L AUDIO R AUDIO GND BLUE OUT GREEN OUT RED OUT CVBS OUT L CH OUT R CH OUT IC201 STI5519 FLASH MEMORY IC401 8MBIT SST39VF800505 HY57V651620 SDRAM 64MBIT IC301 F E MECHA TVM MECHA SMPS IC901 CXP825P400 1 DAC PCM1748KE L P F BA4560 IC303 A A MIXED MUTE VIDEO JK...

Page 5: ...POSITION I O PIO0 6 193 PIO0 7 SLIDER IN DRAWER CCW CTRL I O PIO0 7 194 PIO1 0 SDA I O PIO1 0 SSC0 data MTSR out MRST in 195 PIO1 1 SCL I O PIO1 1 SSC0 clock 196 PIO1 2 SLIDER OUT DRAWER CW CTRL I O PIO1 2 PARA DVALID 197 PIO1 3 TXD JIG I O PIO1 3 UART2 TXD 200 PIO0 4 RXD JIG I O PIO1 4 UART2 RXD 201 PIO1 5 FRONT TXDI I O PIO1 5 PARA SYNC UART1 RXD 202 TRIGGER IN I O Trigger in for DCU 203 TRIGGER...

Page 6: ...PU ADR 1 10 O ADR 1 10 173 183 CPU ADR 11 21 O ADR 11 21 141 148 CPU DATA 0 7 I O DATA 0 7 151 158 CPU DATA 8 15 I O DATA 8 15 138 CPU RAS1 I O Unused 131 CPU WAIT I Connected to GND 130 CPU RW O Unused 128 CPU BE 0 O BYTE 0 ENABLE 129 CPU BE 1 O BYTE 1 ENABLE 139 CPU CAS0 O Unused 140 CPU CAS1 O Unused 135 CPU CE 0 O Unused 134 CPU CE 1 O Unused 133 CPU CE 2 O Chip Sel BANK2 132 CPU CE 3 O Chip S...

Page 7: ...SMI CAS O CAS SDRAM 78 SMI WE O SDRAM write enable 79 80 SMI DQML U O DQ MASK EN LOW UP 82 SMI CLKIN I SDRAM clock in 95 SMI CLKOUT O SDRAM clock out Power supply 4 47 81 107 136 159 184 VDD3 3 3 3V Power supply 14 37 64 94 119 149 171 198 VDD2 5 2 5V Power supply 5 15 38 50 65 83 96 108 121 137 VSS GND 150 160 172 185 199 Pin No Pin Name I O Description 1 BCK I Audio data bit clock input 2 DATA I...

Page 8: ...50 1 3 9 14 27 VCC VCC Q Power supply for internal circuits and input buffers 43 49 10 VSS VSS Q Ground terminal 36 40 NC Unused 64 Bit SDRAM HY57V651620B IC301 Pin No Pin Name I O Description 25 24 16 8 1 A0 A18 I Address Inputs 29 31 33 35 DQ0 DQ7 I O Data Input Outputs Command Inputs 38 40 42 44 30 32 34 36 DQ8 DQ14 I O Data Input Outputs 39 41 43 45 DQ15 I O Data Input Outputs or Address input...

Page 9: ... 1 CP201 CP205 CC202 CN1 JK804 JK803 A JK803 B CN4 Rch Lch COAXIAL JK802 JK801 CN1 CN3 CN901 CN902 CN201 CP203 TEST JIG UNLOAD CP202 IC805 OPTICAL CN205 Cr Cb Y VIDEO OUTPUT VIDEO OUTPUT COMPONENT DIGITAL OUT AUDIO OUTPUT CP903 CN903 CN206 P406 CN904 CN905 B08 MAIN BOARD MECHA F E BOARD OUTPUT BOARD POWER SUPPLY SMPS FRONT BOARD DV 505 DVF 4050 OPEN CLOSE BOARD CONNECTION WIRING DIAGRAM ...

Page 10: ... E Q701 C817L R819L R724 L704 B J943 J944 J945 1 2 J909 DISC4 DISC2 DISC1 DISC SKIP SEQUENCE MODE FAST REWARD FZST FORWARD DISC3 PLAY PAUSE LUG92 DISC5 X901 J940 C916 C909 O O I I G G 1 38 1 2 CLOSE OPEN LUG91 C907 C906 C901 RM901 J937 J910 L901 J906 J942 J907 J941 J920 J912 J924 1 5 1 5 J917 J918 J928 L904 L903 CN901 CN902 FRONT BOARD CONNECTION BOARD D907 CN905 FL901 CN904 SW905 SW917 SW921 SW92...

Page 11: ...R210Y 1 52 156 24 1 25 48 157 208 8 5 104 1 1 5 15 12 1 53 105 C303R C331 R304R C302R R301R R304L C303L R323 R322 C302L R301L R303L R302L R303R R302R R211C R212S R233 C321 R206B R207G R208R R238 R288 R241 R403 R401 RA408 RA407 RA406 RA405 RA304 RA305 RA306 RA307 RA301 RA302 RA303 R243 R244 R245 R251 R303 R304 R305 R306 R307 R308 R427 R428 R405 R406 R438 C230 C229 C228 R273 R274 R259 R258 R266 4 1 ...

Page 12: ...7 R403 47 100u10 C221 0 01 C220 10 R254 0 1 C219 47 0 1 C222 10K R255 R288 10K 10K 113 112 111 110 109 0 1 C218 115 0 1 C223 10K 47 133 128 RA306 47 RA307 47 RA304 47 RA305 47 0 J301 3 3V R309 100 R308 100 R307 100 R306 100 R305 100 R303 100 R304 100 R302 100 R301 100 4 7K R310 4 7K R312 4 7K R311 4 7K R313 76 74 77 78 79 80 82 RA303 47 RA302 47 RA301 47 R234 47 R233 100 10P C213 10P C214 2 5V 102...

Page 13: ...A GND Y RED GREEN C A GND 17 18 14 15 16 12 13 10 11 21 SCART H TV AUX 16 9 INDICATION RGB SELECT 23 22 12VA 20 5VD 19 2 5V 5V 8V 12V 12V 8V 2 5V 3 3V 2 5V 3 3V 3 3V 3 3V 3 3V 0 R827L 0 R827R 1 2 3 5 4 OUT VCC GND 2 1 3 1 2 10 8 9 7 6 0 R877 0 R874 0 R876 1 3 1 2 4 0 R820 5 6V 5V 5 6V 5V 5V 2 1 10 9 GREEN 13 11 14 12 BLUE AL OUT AR OUT 7 5 3 SENSE 8 6 4 18 17 CVBS IN 21 19 Y CVBS OUT 20 BLK 15 C R...

Page 14: ...V 1500P 1500P 1 2W B 36 25 4 NC 17 18 15 16 14 REGION 23 24 MODEL SEL 20 21 22 OPTION 19 SEG18 SEG16 SEG15 51 SEG17 53 52 SEG20 SEG19 55 54 SEG21 57 56 59 58 63 64 SEG4 SEG3 SEG2 39 38 40 65 67 66 57 56 54 55 51 50 52 53 42 43 45 44 47 46 48 49 41 36 37 38 39 40 70 68 69 66 67 65 C907 470u6 3 22uH L901 0 1 C905 C906 100u6 3 10 R950 C916 470u6 3 0 1 C908 47K R926 22K R927 L903 10 1 4W L902 0 10 1 4...

Page 15: ...407 08 N09 5408 08 N09 5409 08 N09 5410 08 N89 3008 46 N09 5411 08 AA AB AC AD AE AF DVF R4050 2 2 1 3 4 5 6 9 2 7 8 7 8 7 8 10 7 8 7 RM 26 25 12 14 17 8 13 18 15 19 820 LM 823 822 822 822 24 CC202 16 774 773 744 AD AB AD AF AE AE AB AB AD AD AA AE AE AA 1 2 3 A B EXPLODED VIEW MECHANISM DV 505 DVF 4050 S 21 ...

Page 16: ... 609 610 612x2 613x2 772 718 737 614 648 616 649 624 607 604 602 603 772 650x2 650x2 715 760 721 761 764 770 762 771 721 3x8 BLK 4x8 BLK 4x8 3x10 WASHER N89 3008 45 N09 5268 08 N09 5369 08 N89 3010 46 N15 1030 46 A B B C D Ax2 Ax2 A B B B B B B B B A C C C C C C A Cx2 C C C C C C C C C C C C C C C D C A C D A Cx2 Cx2 Cx2 Cx2 Cx2 Cx2 Cx2 Cx2 C CC202 Ax2 Ax3 A A 1 2 C E D Parts with exploded numbers...

Page 17: ... FRONT SILJ85000032020 ESTSYS 603 2C A60 2207 08 PANEL FRONT SILJ85000032020 XM3 604 2C K27 2475 08 BTN POWER BLACKJ85200155010 KPETY 604 2C K27 2476 08 BTN POWER SILVEJ85200155020 ESTSYS 604 2C K27 2476 08 BTN POWER SILVEJ85200155020 XM3 607 1C A70 1570 08 ASS Y REMOCON DJ54000002400 608 2C K27 2477 08 BTN 4KEY BLACK J85200152010 KPETY 608 2C K27 2478 08 BTN 4KEY SILVERJ85200152020 ESTSYS 608 2C ...

Page 18: ...ope 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 TH1 NTC10D7 THERMISTOR U1 KAIM0380RB IC U2 KA7809 IC U4 KA431AZ IC VR1 SVC471D 10A VARISTOR YVA32110 ZD1 N5239B ZENER DIODE ZD2 1N5226B ZENER DIODE CC201 E35 3211 08 FFC JUMPER 19X 55191150NR CC202 3B 1E E...

Page 19: ...rope 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 C501 CC73GCH1H200J CHIP C 20PF J C502 503 CC73GCH1H220J CHIP C 22PF J KPYYSX C502 503 CC73GCH1H240G CHIP C 24PF G EESTTS C504 CK73GB1E104Z CHIP C 0 10UF Z C505 CE04LW0J471M ELECTRO 470UF 6 3WV C703 CE04LW...

Page 20: ...aysia 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 R225Y RK73GB1J8R2J CHIP R 8 2 J 1 16W R226B RK73GB1J100J CHIP R 10 J 1 16W R226C RK73GB1J100J CHIP R 10 J 1 16W R226G RK73GB1J100J CHIP R 10 J 1 16W R226R RK73GB1J...

Page 21: ...ai 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 R902 RK73GB1J103J CHIP R 10K J 1 16W R911 RK73GB1J472J CHIP R 4 7K J 1 16W R912 RK73GB1J103J CHIP R 10K J 1 16W R913 RK73GB1J753J CHIP R 75K J 1 16W R921 RK73GB1J472J CHIP R 4 7K J 1 16W R922 RK73GB1J103J CHIP R 10K J 1 16W R923 RK73...

Page 22: ...ABBREVIATION OF MODEL AND MASS PRODUCTION S DESTINATIONS MODEL ABB Australia Canada China England Europe Germany Korea DV 505 DVF 4050 T E DVF 4050 S X TS ES MODEL ABB Mexico PX AAFES Russia Scandinavia Shanghai USA Other area DV 505 K DVF 4050 Y DVF 4050 S YS ...

Page 23: ...i Road Bangkapi Huaykwang Bangkok 10320 Thailand Note Component and circuit are subject to modification to insure best operation under differing local conditions This manual is based on Europe E standard and provides information on regional circuit modification through use of alter nate schematic diagrams and information on regional component variations through use of parts list Notes Notes Notes ...

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