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Kenwood D-W320V Service Manual
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Kenwood D-W320V Service Manual

Kenwood D-W320V Service Manual

Twin video cd player
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TWIN VIDEO CD PLAYER
D-W320V
SERVICE MANUAL
Knob
(K29-6973-08)
ON/STANDBY
DIGEST
ON SCREEN
1
MIC
2
Phone jack
(E11-0384-08)
Phono jack
(E63-1036-08)
In compliance with Federal Regulations, following are reproduc-
tions of labels on, or inside the product relating to laser product
safety.
Front glass
(B10-2467-08)
TWIN VIDEO CD PLAYER D-W320V
1
1
MIC MIX
2
ECHO
LEVEL
RANDOM REPEAT AUTO PAUSE
Tray panel
Knob
(A21-3663-08)
(K29-6974-08)
VIDEO OUTPUT
L
R
SYSTEM
AUDIO OUTPUT
CONTROL
Miniature phone jack
(E11-0188-05)
© 1997-11/B51-5389-00 (K/K) 405
Tray panel
(A21-3664-08)
2
DISC
KEY CONTROL
KARAOKE
1
SELECTOR
2
Power cord bushing
(J42-0083-05)
AC power cord *
(E30-)
* Refer to parts list on page 24.
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)
DIGITAL VIDEO
Slide switch
(S90-0125-08)
AC 110
120V
AC 220
240V

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Summary of Contents for Kenwood D-W320V

  • Page 1 * Refer to parts list on page 24. In compliance with Federal Regulations, following are reproduc- KENWOOD-Crop. certifies this equipment conforms to DHHS tions of labels on, or inside the product relating to laser product Regulations No. 21 DFR 1040. 10, Chapter 1, Subchapter J.

  • Page 2: Table Of Contents

    D-W320V CONTENTS / ACCESSORIES CONTENTS CONTENTS ..............2 SCHEMATIC DIAGRAM ..........15 DISASSEMBLY FOR REPAIR........3 EXPLODED VIEW .............22 CIRCUIT DESCRIPTION ..........4 PARTS LIST...............24 ADJUSTMENT ............10 SPECIFICATIONS ........Back cover PC BOARD ..............11 Accessories Audio cord....(1) Video cord....(1) System control cord ..(2) AC plug adapter ..(1)

  • Page 3: Disassembly For Repair

    D-W320V DISASSEMBLY FOR REPAIR 1. HOW TO REMOVE THE TRAYS. 1. Push the on / standby key. 2. Push the open / close key (DISC 1). 3. Remove the left tray panel. 4. Push the open / close key (DISC 2).

  • Page 4: Circuit Description

    D-W320V CIRCUIT DESCRIPTION 1. System u-COM IC701 (MN1872423 KEN) Pin description. PIN NO. TERMINAL NAME FUNCTION 7~1G FL grid drive – – VDD +5V – P/N I PAL/NTSC INPUT H : PAL P/N O PAL/NTSC OUTPUT H : PAL PAL/NTSC MANUAL/AUTO SELECT H : MANUAL...
  • Page 5 D-W320V CIRCUIT DESCRIPTION 2. KARAOKE IC/DAC IC 201 (TC9409 BF) Pin description Pin No. Terminal Name Function VDA1 – ADC power supply MICI LPF input for Mic input LPFO1 LPF output for Mic input VRA1 – ADC reference voltage Line input (Lch)
  • Page 6 D-W320V CIRCUIT DESCRIPTUON 3. Connection terminal (CN P401) specification for MPEG board Terminal Specification A+3.3V – +3.3V power supply for analog video CVOUT Composite video output 3, 4 Not used VGND – Analog video ground R+5V – Digital +5V power supply 8, 9 D+3.3V...
  • Page 7 D-W320V CIRCUIT DESCRIPTION 6. CD CHANGER CONTROL FUNCTION 5. Input / Output port 6-1 Mechanism Control I/O Port 5-1 A / D input port key table Pin No. : IC701(MN 1872423KEN) 6-1-1 Input Port A/D VOLTAGE 0.65 V 1.23 V TRSW1 and TRSW2 will detect mechanism operation mode.
  • Page 8 D-W320V CIRCUIT DESCRIPTION 6-3 mechanism operation.
  • Page 9 D-W320V CIRCUIT DESCRIPTION 7. Test mode Setting the test mode : While pressing the AUTO PAUSE, press the ON/STAND BY Key. START Display [01 00 00] Tray open/close enable (display no change) For move Pick-up, FWD and REV key enable only stop mode...

  • Page 10: Adjustment

    D-W320V ADJUSTMENT CD section Since this CD system incorporates the following automatic adjustment function, when the pickup is replaced, it is not neces- sary to readjust it Since this CD unit does not need adjustment, the combination of PWB and laser pickup unit is not restricted.

  • Page 11: Pc Board

    PC BOARD(Component side view) POWER TRANSFORMER VIDEO SYSTEM OUTPUT CONTROL Refer to the schematic diagram for the value of resistors and capacitors.
  • Page 12 PC BOARD(Component side view) AC110~120V AC220~240V MIC 2 MIC 1 Refer to the schematic diagram for the value of resistors and capacitors.
  • Page 13 CD SERVO M-PEG CONTROL & DISPLAY u-COM : LA9241M SPACE ONLY LC78631E 5.0V M56748FP : TA7291S 3.6V Q1,3 : KTA1266GR 4.3V : 1SS133 RL104A 2.6V 4.9V COIN PU IN 0.01 CQCK 0.2V SQOUT + C2 VPDO 0.01 3.3M 0.3V 47u10 SERVO GND PDO1 SBCK...
  • Page 14 4.8V CNP701 4.9V 4.9V -28.7V C701 4.9V 4.9V 0.01 -28.7V 4.9V MDATA TRSW R717 1K C712 -28.7V 0.01 4.9V R718 1K -28.7V C713 10u16 R719 1K -28.7V 4.9V -11.5V AVDD -5.0V -11.5V 4.9V AVREF -28.0V IC701 -11.5V IC401 SYSTEM -5.0V MODULE u-COM -31.3V...
  • Page 15 DISPLAY SECTION FW801 LED841 LED842 R841 POWER & MIC IC201 IC201 IC201 : TC9409BF : TC9409BF : TC9409BF FLAT( ) AMBER IC202,203 IC202,203 IC202,203 : TA2011S : TA2011S : TA2011S NATURAL( ) IC251 IC251 IC251 : NJM4565D : NJM4565D : NJM4565D SYSTEM SHARP( ) IC924...
  • Page 16 R822 68K R805 68K R821 68K R806 68K R820 68K R807 68K R819 68K R808 68K (8G-4G,2G) R818 68K R809 68K R817 68K R810 68K R811 68K R812 68K R813 68K R814 68K R815 68K R816 68K (3G) D-W320VM/VC/VI D-W320V Y22-7520-20...

  • Page 17: Exploded View

    D-W320V EXPLODED VIEW (MECHANISM) : N09-2582-05 2.6x20 M2.6x5 : N09-2928-08 : N89-3008-46 : N09-2950-08 2.6x10 : SH1109700937 M2.6x4 : SH1309701564 M2x3 M2x5 : SH1109700938 Parts with exploded view numbers larger than 700 are not supplied.
  • Page 18 627 625 3x8 (BLK) : N89-3008-45 : N82-3008-46 AC110-120V~ SYSTEM 3x10 CONTROL : N89-3010-46 AC220-240V~ J301 VIDEO M3x6 : N35-3006-46 SW901 OUTPUT 3x12(BLK) : N89-3012-45 J251 : N89-3008-46 J201 J202 VR201VR202 SW872 SW871 SW882 ECHO AUTO DISC DIGEST LEVEL RANDOM REPEAT PAUSE KARAOKE 1 SELECTOR...

  • Page 19: Audio Cord

    Desti- Add- Desti- Ref. No Parts No. Description Ref. No Parts No. Description ress nation marks Parts ress Parts nation marks D-W320V CQ92FM1H102K MYLAR 1000PF CE04KW1HR47M ELECTRO 0.47UF 50WV A01-3504-08 METALLIC CABINET CE04KW1H010M ELECTRO 1.0UF 50WV A21-3663-08 TRAY PANEL(A) CE04KW1A470M...
  • Page 20 New Parts New Parts Parts without Parts No. are not supplied. Parts without Parts No. are not supplied. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Teile ohne Parts No.
  • Page 21 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. Add- Desti- Ref. No Parts No. Description ress Parts nation marks Q922 KTA1274Y TRANSISTOR Q923,924...