Kenwood D-W320V Service Manual Download Page 1

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VIDEO OUTPUT

AUDIO OUTPUT

SYSTEM

CONTROL

AC 110

120V

AC 220

240V

DISC

SELECTOR

KARAOKE

KEY CONTROL

RANDOM REPEAT AUTO PAUSE

ECHO

LEVEL

MIC MIX

MIC

ON SCREEN

DIGEST

ON/STANDBY

DIGITAL VIDEO

TWIN VIDEO CD PLAYER D-W320V

TWIN VIDEO CD PLAYER

D-W320V

SERVICE MANUAL

In compliance with Federal Regulations, following are reproduc-
tions of labels on, or inside the product relating to laser product
safety.

KENWOOD-Crop. certifies this equipment conforms to DHHS
Regulations No. 21 DFR 1040. 10, Chapter 1, Subchapter J.

DANGER : Laser radiation when open and interlock defeated.
AVOID DIRECT EXPOSURE TO BEAM

Panel assy
(A60-1413-08)

Front glass
(B10-2467-08)

Tray panel
(A21-3664-08)

Phone jack
(E11-0384-08)

Tray panel
(A21-3663-08)

Knob
(K29-6973-08)

Knob
(K29-6974-08)

Phono jack
(E63-1036-08)

Slide switch
(S90-0125-08)

Miniature phone jack
(E11-0188-05)

Power cord bushing
(J42-0083-05)

AC power cord *
(E30-)

* Refer to parts list on page 24.

D-W320V COVER(

97.11.28 11:11 PM y [ W

Summary of Contents for D-W320V

Page 1: ...ons of labels on or inside the product relating to laser product safety KENWOOD Crop certifies this equipment conforms to DHHS Regulations No 21 DFR 1040 10 Chapter 1 Subchapter J DANGER Laser radiation when open and interlock defeated AVOID DIRECT EXPOSURE TO BEAM Panel assy A60 1413 08 Front glass B10 2467 08 Tray panel A21 3664 08 Phone jack E11 0384 08 Tray panel A21 3663 08 Knob K29 6973 08 K...

Page 2: ... outlet Accessory only for regions where use is necessary Audio cord 1 E30 0505 05 CONTENTS 2 DISASSEMBLY FOR REPAIR 3 CIRCUIT DESCRIPTION 4 ADJUSTMENT 10 PC BOARD 11 SCHEMATIC DIAGRAM 15 EXPLODED VIEW 22 PARTS LIST 24 SPECIFICATIONS Back cover Accessories CONTENTS System control cord 2 E30 2733 05 Video cord 1 E30 1427 05 ...

Page 3: ...chanism holder to arrow mark 3 1 Set the slider to arrow mark 4 by turning the tray drive gear 5 2 Inset the CD mechanism holder into the hole of slider 6 5 1 2 1 2 3 1 4 6 CHASSIS CD MECHANISM HOLDER SUB CHASSIS CLAMPER GUIDE SLIDER Fig 2 4 HOW TO MOUNT THE TRAYS 1 Mount the clamper guide 1 2 Fix 3 screws 2 3 Set the slider to arrow mark A B by turning the tray drive gear 4 Insert the tray A to g...

Page 4: ...MHz 36 WRQ I WRITE REQUEST H 37 COIN O COMMAND DATA TO CD DSP H L 38 IFL O KARAOKE IC DATA H L 39 IFS O KARAOKE IC CLOCK H L 40 IFD O KARAOKE IC LATCH H 41 CQCK O CLOCK TO CD DSP H L 42 SQOUT I SQ DATA FROM CD DSP H L 43 RWC O READ WRITE CONTROL H 44 M BUSY O MAIN MICOM STATUS H BUSY H 45 SBUSY I O SYSTEM CONTROL DATA H L 46 SDATA I O SYSTEM CONTROL STATUS H 47 REMOCON I REMOCON INPUT L 48 VPP GND...

Page 5: ... SUPPLY 18 RZ O Not used 19 RI I Rch analog add input 20 VDX X TAL power supply 21 XI I X TAL in 16 9344 MHz 22 XO O X TAL out 23 GNDX Ground 24 25 VDD1 CKS Digital power supply 26 MCK2 O Not used 27 MCK1 O Clock output 28 30 SDO BCKO LRCKO Not used 31 SDI I Digital audio data input 32 BCKI Bit clock input 33 LRCKI Channel clock input 34 GNDD Digital ground 35 RESET I Reset 36 IFD I U com I F data...

Page 6: ...ata ready 16 DISCK O Audio bit clock 17 DIDATA O Audio data serial bus 18 HINT O Host interrupt 19 N C O Not used 20 VRST I Hardware reset Low Active 21 HCK I Host clock 22 HDIO I O Host serial data bus 23 CDSCK I CD bit clock 24 CDDATA I CD data input 25 CDLRCK I CD left right clock input 26 IPFLG I CD data error flag C2P0 27 HSEL I Host address data select 28 30 DATA SFSY SBSY I Not used 3 Conne...

Page 7: ...l not have initial operation 6 2 4 Mechanism error Message Error message will erase when power is off standby detect sw wait period condition error no PU IN 4 sec only initial operation 4 TRSW1M 8 sec in tray open mode TRSW1 TRSW2M or will not have 2 5voltage M 1 UPSW 8 sec in mechanism initial mode UPSW will not sense voltage 2 TRSW1L 8 sec in changing disc TRSW1 or TRSE2L TRSW2 will not have 3 O...

Page 8: ...ODE4 MODE5 DISC1 DISC2 PICK UP H M L H M H L L TRSW1 TRSW2 UP SW Turning direction of motor from initial start not initialize not initialize TOP view normal turn MOTOR turning direction Reverse turn INITIAL Initialization is finished when mechanism stops in mode 1 or 2 In initialized mode mechanism will be in low speed mode ...

Page 9: ...le only stop mode Key in PLAY Laser ON Display Ld on Key in Play Focus ON Display FS on Key in PLAY PLAY Track servo OFF Display Sb OFF Key in PLAY Play Track servo ON Key in STOP STOP WITH WITH TIME DISPLAY 7 Test mode TIME DISPLAY Setting the test mode While pressing the AUTO PAUSE press the ON STAND BY Key Test mode will be cancelled by pressing the ON STANDBY key in the stop mode ...

Page 10: ... unit is not restricted Automatic adjustment item 1 Focus offset Fig 1 2 Tracking offset Fig 2 3 E F balance Tracking error balance Fig 3 4 RF level AGC function HF level constant 5 RF level automatic follow up of the tracking gain This automatic adjustment is performed each time a disc is changed Therefore each disc is played back using the optimal settings T O Pin 15 of IC1 T E BALANCE Pin 7 of ...

Page 11: ... 29 1 4 8 5 B B E E B E B E B E 1 9 1 1 1 64 32 33 48 49 17 16 1 5 80 40 41 64 65 25 24 1 6 1 18 36 19 7 14 8 1 84 64 63 21 22 42 43 1 30 1 8 1 8 B B E E E E B B SYSTEM CONTROL VIDEO OUTPUT POWER TRANSFORMER Refer to the schematic diagram for the value of resistors and capacitors PC BOARD Component side view 11 12 11 2811 30PM y W 1 ...

Page 12: ... P R T M O Q S E B 1 7 1 7 1 7 1 3 AC110 120V AC220 240V MIC MIX MIC MIX MIC 2 MIC 1 Refer to the schematic diagram for the value of resistors and capacitors C BOARD Component side view 14 11 2811 30PM y W 2 ...

Page 13: ...69 67 SQOUT WRQ CDRES DRF R55 42 1K 42 41 LRSY P3 DFLR DFLRO DACKO CONT1 R54 43 1K 5V 44 ROMXA 43 CK2 3 2 NC CVBS 3 2 5 4 VGND NC 5 4 70 COIN 71 68 CQCK RWC 7 R40 47K C28 R36 1K R37 56K 27P 43 42 SLO R38 41 RFS 5 6K 2700P 470 40 RFSM 39 38 CV CV R41 C44 0 047 5V 4 7K FIN2 F E FIN1 1 0 01 C1 1 2 3 4 5 C6 3 5 4 2 TB SCD 6 10K R5 100K R4 0 1 7 C7 R6 8 9 0 033 C9 C8 1000P 2 2K R7 0 1u50 100 C11 C10 6 ...

Page 14: ...V X2 COIN WRQ FLAT VDD SL SL VPP CD RES NATURAL SHARP SP CONT IFS IFL RWC CQCK IFD SBUSY MBUSY SQOUT SDATA REMOCON 64 61 62 63 5V R732 1K R731 1K R730 1K R727 1K 42 41 43 55 54 53 5V 470u16 C706 5V 43 41 42 45 44 46 48 47 50 49 52 51 54 53 55 56 57 59 58 61 60 63 62 64 35 47P C703 37 38 R724 1K 37 36 36 39 R725 1K 38 39 40 40 R726 1K NC NC 29 NC NC 27 28 NC NC 25 NC NC 23 24 26 R720 1K NC 18 19 20...

Page 15: ...R261 10K R265 100u16 C257 5 10K R262 1K R274 1K R270 10K R264 C936 6 8K VDA2 4 7u25 R259 R267 680 1 5V R218 GND D RESET 35 5V IFD 36 IFS IFL 37 38 26 25 24 23 32 31 30 29 28 27 BCLKA DATAA LRCK0 BCK0 SDD MCK1 MCK2 CKS VDD 1 GND X 33 10K 34 0 01 C209 LRCKA 16 9344MHz 100K 5V X201 1 5K 5V 5V R219 5V C223 330u6 3 C214 0 1P GND L 43 44 VDA1 MICI C216 C213 C211 100u10 100u10 0 47u25 1 5V 1200P C212 10K...

Page 16: ...W871 SW872 O C 2 Q842 STANDBY a g b f c d e a g b c h d f e R883 1 5K R882 3 3K 3 2 3 2 5V 1 1 4 7K 1 5K R859 R860 5V 1 8K 1 5K 6 8K 2 7K 3 9K 12K 12K 3 9K 6 8K R862 R861 R863 5V R852 R873 3 9K R871 1 5K R872 4 7K R857 R855 R856 R854 R853 R884 12K F1 F1 P16 P14 P13 P15 NP NP 1 2 7 6 5 4 3 P9 P7 P8 P11 P10 P12 P2 P4 P3 P5 P6 13 12 10 11 9 15 19 18 17 16 14 8 NX NX NX NX NX NX 24 22 23 20 21 29 30 2...

Page 17: ...8 29 A A A G E D C Dx2 Bx2 Fx2 E G FM DM PU LM 5 A B C D E F G 2 6x20 M2 6x5 3x8 2 6x10 M2 6x4 M2x3 M2x5 N09 2582 05 N09 2928 08 N89 3008 46 N09 2950 08 SH1109700937 SH1309701564 SH1109700938 1 2 3 A B Parts with exploded view numbers larger than 700 are not supplied EXPLODED VIEW MECHANISM ...

Page 18: ... 2 SW857 SW856 SW883 SW882 SW881 SW862 SW855 SW863 SW853 SW852 SW854 SW851SW861 SW859 SW858 SW860 SW873 SW871 SW901 SW872 ED1 J301 J251 A B C Cx2 Dx2 Dx2 738 739 707 715 763 763 742 702 737 Fx2 Fx2 A Bx2 Bx4 Bx4 Bx2 B C 741 764 764 764 763 763 764 B Ax4 A B C D E F 3x8 BLK 3x8 3x10 M3x6 3x12 BLK 3x8 N89 3008 45 N82 3008 46 N89 3010 46 N35 3006 46 N89 3012 45 N89 3008 46 AC110 120V AC220 240V SYSTE...

Page 19: ...ERAMIC 47PF J C220 CQ92FM1H103K MYLAR 0 010UF K C221 CQ92FM1H102J MYLAR 1000PF J C223 224 CK45FB1E104K CERAMIC 0 10UF K C225 CE04KW1A101M ELECTRO 100UF 10WV C226 CK45FB1E104K CERAMIC 0 10UF K C251 252 CQ92FM1H561J MYLAR 560PF J C253 CE04KW0J331M ELECTRO 330UF 6 3WV C255 256 CQ92FM1H821J MYLAR 820PF J C257 CE04KW1C101M ELECTRO 100UF 16WV C259 260 CE04KW1E4R7M ELECTRO 4 7UF 25WV C261 262 CQ92FM1H821...

Page 20: ...TRANSISTOR Q841 843 KRC102M TRANSISTOR Q921 2SD468 TRANSISTOR C303 CK45FF1H103Z CERAMIC 0 010UF Z C304 CQ92FM1H102J MYLAR 1000PF J C305 CK45FB1H221K CERAMIC 220PF K C401 CK45FF1H103Z CERAMIC 0 010UF Z C404 CK45FB1E103K CERAMIC 0 010UF K C405 406 CE04KW0J101M ELECTRO 100UF 6 3WV C407 CK45FB1E103K CERAMIC 0 010UF K C408 CE04KW1C100M ELECTRO 10UF 16WV C410 412 CK45FB1E103K CERAMIC 0 010UF K C700 CK45...

Page 21: ...ES Europe X Australia M Other Areas indicates safety critical components 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 Ref No Add ress New Parts Description Desti nation Re marks Parts No Q922 KTA1274Y TRANSISTOR Q923 924 KRC102M TRANSISTOR Q925 2SD2012Y TRANSISTOR Q926 2SD468 TRANSISTOR...

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