Kenwood DPX-MP4070 Service Manual

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Instruction manual - 108 pages
Instruction manual - 40 pages
Instruction manual - 45 pages

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CD CASSETTE RECEIVER

DPX-MP4070

3 7 63 1515 0

DPX-MP4070B

SERVICE MANUAL

L 13942296513

REMOTE CONTROLLER ASSY (RC-505)

(A70-2059-05)

BATTERY

(Not supplied)

www

DC CORD ASSY

(E30-6405-08)

u163

2 9

Q Q

6 7

1 3

1 5

SCREW SET

(N99-1724-05)

Depends on the model. Refer to the exploded view and parts list.

9 4

2 8

B53-0190-00 ( N ) 1033

0 5

2 9

9 4

2 8

9 9

Table of Contents

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Summary of Contents for Kenwood DPX-MP4070

Page 1 CD CASSETTE RECEIVER DPX-MP4070 3 7 63 1515 0 DPX-MP4070B SERVICE MANUAL © 2004-7 PRINTED IN JAPAN B53-0190-00 ( N ) 1033 L 13942296513 SCREW SET REMOTE CONTROLLER ASSY (RC-505) DC CORD ASSY (N99-1724-05) (A70-2059-05) (E30-6405-08) BATTERY (Not supplied) Depends on the model. Refer to the exploded view and parts list.
Page 2: Block Diagram
DPX-MP4070/MP4070B BLOCK DIAGRAM 3 7 63 1515 0 MAIN UNIT DPX-05MD PRE OUT DPX-3070 (FRONT) DPX-MP4070 TU221 IC301 IC101 IC601 INPUT POWER TUNER SP OUT E. VOL SELECTOR BASS/TRE/FADER PRE OUT (REAR/N-FAD) IC12 DPX-04 DPX-3070 DPX-3070 DPX-MP4070 AUDIO 8V DPX-MP4070...
Page 3: Components Description
DPX-MP4070/MP4070B COMPONENTS DESCRIPTION 3 7 63 1515 0 MAIN UNIT Ref. No. Application / Function Operation / Condition MAIN µ-COM Main microcomputer RESET MUTE ROM COLLECTION SECURITY ROM IC12 PLL for tuner IC101 E-VOL Electric volume IC103 IC104 WOW FOCUS...
Page 4: Control Unit
DPX-MP4070/MP4070B 3 7 63 1515 0 CONTROL UNIT Ref. No. Application / Function Operation / Condition IC901 LCD DRIVER LCD driver IC921 REMOTE Receives remote signal Q903 RED LED SW Q904 BLUE LED SW Q905 GREEN LED SW Q906 SECURITY INDICATOR SW...
Page 5: Microcomputer's Terminal Description
DPX-MP4070/MP4070B MICROCOMPUTER’S TERMINAL DESCRIPTION 3 7 63 1515 0 MAIN µ-COM : MN101C49KWG (MAIN UNIT : IC1) Active Pin No. Pin Name Application Processing Operation (H/L) µ-com reference voltage (–) VREF- REEL S Cassette mechanism reel rotation detection REEL T...
Page 6 DPX-MP4070/MP4070B MICROCOMPUTER’S TERMINAL DESCRIPTION 3 7 63 1515 0 Active Pin No. Pin Name Application Processing Operation (H/L) L CE Data latch to LCD driver LCD BLIGHT G LCD back light control (Green) PWM control Power supply terminal for flash memory writing...
Page 7: Key Matrix Table
DPX-MP4070/MP4070B MICROCOMPUTER’S TERMINAL DESCRIPTION 3 7 63 1515 0 Active Pin No. Pin Name Application Processing Operation (H/L) CD MOTOR CD motor control terminal SW MUTE Mute control for switch During mute : L PWIC STBY Power IC standby control...
Page 8 DPX-MP4070/MP4070B MICROCOMPUTER’S TERMINAL DESCRIPTION 3 7 63 1515 0 CD MECHANISM µ-COM : IC1 on X32- (CD PLAYER UNIT) Active Pin No. Pin Name Application Processing Operation (H/L) VREFL Reference power supply input terminal for ADC (L). AVSS GND terminal for ADC.
Page 9 DPX-MP4070/MP4070B 3 7 63 1515 0 Active Pin No. Pin Name Application Processing Operation (H/L) L : Correction is possible. FLAGIN C2Err impossibility detection. H : Correction is impossible. 51~61 DVSS GND. Non-maskable interrupt request. DVCC Power supply terminal. 65~77 NC/BOOT Mask : Not connected.
Page 10: Test Mode
DPX-MP4070/MP4070B TEST MODE 3 7 63 1515 0 • The settings for Q, Feq, and Ex are fixed. How to enter the test mode • In order to enter the test mode, while pressing down [ATT] + [WOW] keys simultaneously, press [SRC] key.
Page 11 DPX-MP4070/MP4070B TEST MODE 3 7 63 1515 0 Test mode (Accumulated elapse time display) Coping with backup current measurement • When in this mode, the mode for “Accumulated Elapse Time • Regardless of the Test Mode, when reset in the ACC OFF Display”...
Page 12 DPX-MP4070/MP4070B PC BOARD (COMPONENT SIDE VIEW) 3 7 63 1515 0 MAIN UNIT CN201 R630 JW23 R622 JW22 C202 R212 CN801 L801 D203 C808 C209 C805 D204 D804 CN291 C201 C207 D205 D201 D806 CN292 D207 D206 C206 D802 JW24...
Page 13 DPX-MP4070/MP4070B 3 7 63 1515 0 EQUALIZER UNIT R630 D283 R622 CN271B CN271A C260 R277 R278 R287 CN331 C332 C274 C262A ANT221 C283 C273 D331 C259A C236 L221 C239 R236 C234 L 13942296513 R239 R238 D101 C374 C102 C221 C103...
Page 14 DPX-MP4070/MP4070B PC BOARD (FOIL SIDE VIEW) 3 7 63 1515 0 MAIN UNIT MAIN UNIT C624 C625 D282 R867 R868 TP70 R281 R271 TP72 TP88 TP74 R272 TP75 R282 TP69 C334 TP77 TP86 R334 D271 D273 R284 R283 TP76 TP78...
Page 15 DPX-MP4070/MP4070B 3 7 63 1515 0 EQUALIZER UNIT TP93 TP92 TP90 TP94 TP91 TP89 R253A TP83 R257 TP84 C250A TP80 R250A TP85 C250B C251A C203 R250B TP81 R261 TP82 C251B R262 R252B C258A C256B IC250 D805 D810 R815 R818 R816...
Page 16 DPX-MP4070/MP4070B PC BOARD (COMPONENT SIDE VIEW) 3 7 63 1515 0 CONTROL UNIT IC921 L 13942296513 CONTROL UNIT Ref. No. Address IC921 u163 D943 Refer to the schematic diagram for the values of resistors and capacitors.
Page 17: Pc Board (Foil Side View)
DPX-MP4070/MP4070B PC BOARD (FOIL SIDE VIEW) 3 7 63 1515 0 CONTROL UNIT R922 Q921 C983 C982 C981 R911 C906 R910 R904 TP902 C905 R909 R905 C904 R906 R908 C903 R907 C907 R903 C901 L 13942296513 TP911 C987 RN902 C986...
Page 18 DPX-MP4070/MP4070B PC BOARD (COMPONENT SIDE VIEW) 3 7 63 1515 0 CD PLAYER UNIT X32-5500-01 (J74-1552-12) RFOK CP12 CP13 L 13942296513 CP15 MIACK X32-5500-01 Ref. No. Address u163 Refer to the schematic diagram for the values of resistors and capacitors.
Page 19 DPX-MP4070/MP4070B PC BOARD (FOIL SIDE VIEW) 3 7 63 1515 0 CD PLAYER UNIT X32-5500-01 (J74-1552-12) Vref FLAG HOLD MIRR LOCK TRK IN TRK OUT FCS DOWN FCS UP C22 C23 D3.3V DAVdd3.3V SDIO BCKIA 12EJE A.+8V LRCKIA /EJECT SLED IN SLED OUT A.GND...
Page 20 B LINE R250B R250A 100K 100K C250B C250A 470P 470P DPX-MP4070/MP4070B (1/3) 1 2 3 4 5 CN250 CAUTION : For continued safety, re- MAIN UNIT- CN351 place safety critical components only with manufacturer’s recommended parts (refer to parts list).
Page 21 DPX-MP4070/MP4070B 3 7 63 1515 0 F1 10A (F52-0006-05) MAIN UNIT CN801 CN201 FUSE Q852-854 S7.5V AVR ∗ R853 R854 FU802 Q854 TP60 Q853 C801 R851 R852 R821 3900u16 BU14V 3.3K Q852 1/2W D801 Q851 C805 C12 0.1 0.022 RN201...
Page 22 DPX-MP4070/MP4070B 3 7 63 1515 0 ∗ Q856 TP61 Q855 Q858 TP64 D820 R857 5.0V Q860 D5V AVR Q857 TP65 1/2W R856 R629 BU5V PWIC SW5V IC601 Q859 Q277,287 SW5V PRE MUT 7.1V 7.1V 7.1V ∗ C859 ∗ TP63 Q862...
Page 23 DPX-MP4070/MP4070B 3 7 63 1515 0 ∗ ∗ CN271A CN271B ANT221 ∗ TP75 TP73 TP70 TP69 TP68 TP72 TP74 ∗ DSP221 TP71 R224 D282 ∗ D272 L221 R284 R283 52uH D281 R274 R273 C282 C281 L222 D273 2200P 2200P Q271,272,281,282...
Page 24 Q856,867 : 2SB1184 DSP221 : DSP-201M-S00B • DC voltages are as measured with a high impedance voltmeter. Q862,869 : 2SA1703(R,S,T) Q865 : IMD2A Values may vary slightly due to variations between individual DPX-MP4070/MP4070B (2/3) instruments or/and units. MAIN UNIT (4/4)
Page 25 DPX-MP4070/MP4070B 3 7 63 1515 0 CONTROL UNIT (A/3) (C/3) D982 : B30-1599-05 6 5 4 6 5 4 R933 Q905 R932 Q904 REMOTE IC921 R931 Q903 CN901 5.0V TP901 ESD-G C922 TP902 D-GND TP903 L-DATAO RN901 5.0V TP904 L-DATAI...
Page 26 DPX-MP4070/MP4070B 3 7 63 1515 0 L 13942296513 DPX-MP4070/MP4070B (3/3) CAUTION : For continued safety, replace safety critical components only with manufacturer’s recommended parts (refer to parts list). Indicates safety critical components. To reduce the risk of electric shock, leakage-current or resistance measurements...
Page 27 DPX-MP4070/MP4070B 3 7 63 1515 0 CD PLAYER UNIT (X32-5500-01) LEVEL SHIFT (DA) 0V (3.3V 5.0V) IOP1 IOP2 R34 4.7K (MP3) 0/3.3V C28 10 LEVEL SHIFT (3.3V 5.0V) 16.00MHz R35 100K 3.3V 0.2V 100K RESET 3.3V 3.8/0V 3.3V AVDD1 DGND1 2.4/0V...
Page 28 DPX-MP4070/MP4070B 3 7 63 1515 0 Q9,10 Vref DPU1(X92- ) 1.7Vp-p 270K OPTICAL 6800P PICKUP 0.3Vp-p 1.65V 1.65V RF2- 1.65V 1.0Vp-p FCS+ 1.0Vp-p TRK+ 3.9K TRK- 1.7Vp-p 3.3V FCS- 3300P ADVDD 3.3V 1.65V 0.01 3.0/0.3V 0.01 ADGND 91CW12AFG-5AR1 3.3/0V UPD63712GC...
Page 29: Exploded View (Cd Mechanism)
DPX-MP4070/MP4070B EXPLODED VIEW (CD MECHANISM) 3 7 63 1515 0 DPU1 L 13942296513 DFPC1 (X32) φ : N09-4460-05 M1.7x8.0 : N09-4472-15 M1.7x2.5 : N09-6004-05 : N09-6007-05 M2x2 u163 φ : N09-6051-05 2x5(BLK) : N19-2163-04 1.6 WASHER : N39-2020-46 M2x2 : N09-6108-05 M2x3.5...
Page 30 DPX-MP4070/MP4070B EXPLODED VIEW (CASSETTE MECHANISM) 3 7 63 1515 0 φ2x 2.5 N09-4324-08 WASHER N19-2136-08 M2x13 N09-4325-08 φ2x3 N09-4326-08 M2x3 N09-4058-08 WASHER N19-2038-08 WASHER N19-2136-08 WASHER N19-2137-08 WASHER N19-2138-08 N09-4327-08 M3X3.5 N09-4329-08 WASHER : N19-2139-08 L 13942296513 u163 Parts with the exploded numbers larger than 700 are not supplied.
Page 31: Exploded View (Unit)
DPX-MP4070/MP4070B EXPLODED VIEW (UNIT) 3 7 63 1515 0 DME1 N86-3006-48 N83-3004-48 N86-3008-45 N09-6300-08 N83-3008-45 CME1 L 13942296513 EQUALIZER UNIT (MAIN UNIT) IC601 Refer to the next page MAIN UNIT u163 Depends on the model. Refer to the parts list.
Page 32: Exploded View (Panel)
DPX-MP4070/MP4070B EXPLODED VIEW (PANEL) 3 7 63 1515 0 N82-2006-48 N09-6281-08 CONTROL UNIT (CONTROL UNIT) LCD901 L 13942296513 u163 Parts with the exploded numbers larger than 700 are not supplied.
Page 33: Parts List
ELECTRO 33UF H25-1127-04 PROTECTION BAG (350X450X0.5) C118,119 CK73FB1C105K CHIP C 1.0UF C141-144 CK73GB1H473K CHIP C 0.047UF K H54-3192-08 ITEM CARTON CASE (DPX-MP4070) K1 C145 CK73GB0J105K CHIP C 1.0UF H54-3193-08 ITEM CARTON CASE (DPX-MP4070B) M3 C146 CD04AT1C100M ELECTRO 10UF 16WV H54-3206-08...
Page 34 0 OHM J 1/16W C802 C90-5694-08 ELECTRO 0.1UF 50WV RK73GB1J684J CHIP R 680K J 1/16W K1 : DPX-MP4070 M2 : DPX-MP4070 M3 : DPX-MP4070B Indicates safety critical components. (E : Europe K : North America M : Other Areas W : Without Europe)
Page 35 RK73GB2A222J CHIP R 2.2K J 1/10W R354 RK73GB2A473J CHIP R J 1/10W K1 : DPX-MP4070 M2 : DPX-MP4070 M3 : DPX-MP4070B Indicates safety critical components. (E : Europe K : North America M : Other Areas W : Without Europe)
Page 36 IC601 E-TDA7560A ANALOGUE IC RN3,4 R90-0725-05 MULTI-COMP 1K X2 DTA144EUA DIGITAL TRANSISTOR K1 : DPX-MP4070 M2 : DPX-MP4070 M3 : DPX-MP4070B Indicates safety critical components. (E : Europe K : North America M : Other Areas W : Without Europe)
Page 37 R965 RK73FB2B102J CHIP R 1.0K J 1/8W C264 CK73GB1H472K CHIP C 4700PF K1 : DPX-MP4070 M2 : DPX-MP4070 M3 : DPX-MP4070B Indicates safety critical components. (E : Europe K : North America M : Other Areas W : Without Europe)
Page 38 CHIP C 1.0UF CK73FB0J106M CHIP C 10UF R48,49 RK73GB2A331J CHIP R J 1/10W K1 : DPX-MP4070 M2 : DPX-MP4070 M3 : DPX-MP4070B Indicates safety critical components. (E : Europe K : North America M : Other Areas W : Without Europe)
Page 39 D10-4375-08 SLIDER u163 D10-4583-03 D13-1494-08 GEAR D13-1495-08 GEAR D10-4584-03 D13-1496-08 GEAR D10-4585-03 K1 : DPX-MP4070 M2 : DPX-MP4070 M3 : DPX-MP4070B Indicates safety critical components. (E : Europe K : North America M : Other Areas W : Without Europe)
Page 40 T42-1002-08 MOTOR ASSY (MAIN) T42-1316-08 MOTOR ASSY (SUB) T31-0226-08 PLAYBACK HEAD u163 K1 : DPX-MP4070 M2 : DPX-MP4070 M3 : DPX-MP4070B Indicates safety critical components. (E : Europe K : North America M : Other Areas W : Without Europe)
Page 41 DPX-MP4070/MP4070B 3 7 63 1515 0 CAPACITORS 2 2 0 • Capacitor value CC45 Color* 010 = 1pF 0 = 22pF 1 = Type ... ceramic, electrolytic, etc. 4 = Voltage rating 100 = 10pF 2 = Shape ... round, square, etc.
Page 42: Specifications
KENWOOD ELECTRONICS UK LIMITED P.O. Box 61318, Jebel Ali, Dubai, U.A.E. Kenwood House, Dwight Road, Watford, Herts, WD18 9EB, United Kingdom KENWOOD ELECTRONICS (THAILAND) CO., LTD. KENWOOD ELECTRONICS DEUTSCHLAND GMBH 956 Udom Vidhya Building (Olympia) Rama IV Road, Silom, Bangrak, Bangkok 10500 Thailand Rembrücker-Str.

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