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Kenwood KDC-MP928 Service Manual
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Kenwood KDC-MP928 Service Manual

Kenwood KDC-MP928 Service Manual

Cd receiver
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See also: Instruction Manual
CD RECEIVER
KDC-MP928
QQ
3 7 63 1515 0
KDC-PSW9531/PSW9531Y
XXV-01D
SERVICE MANUAL
A unique identification number (Unique ID) is given to each unit,
which is imprinted on the CD mechanism assembly. If and when
the mechanism assembly or Flash ROM (IC17) on the mechanism
board is replaced, it is necessary to write the Unique ID. For
details, refer to "How to Write the Unique ID" on Page 18.
KDC-MP928
KDC-PSW9531/PSW9531Y
TE
L 13942296513
XXV-01D
Compact disc *
(W01-1643-15) :K,M
(W01-1647-05) :E
DC cord *
www
(E30-6408-05) :K,M
(E30-6414-05) :KDC-MP928
.
* Depends on the model. Refer to the parts list.
K type
E type
Plastic cabinet assy
Remote controller assy(RC-527)
(A02-2749-03)
(A70-2067-05)
DC cord *
Lever
(E30-6412-05) :E
(D10-4589-04)
x
ao
u163
y
i
2 9
8
TDF PANEL INFORMATION
MODEL
KDC-MP929
KDC-W9531/W9531Y
XXV-01D (K,M type)
XXV-01D (E type)
CD MECHANISM EXTENSION CORD (24P) : W05-0934-00
Q Q
3
6 7
1 3
1 5
K type
E,M type
SIZE AA BATTERY
(Not supplied)
Antenna adaptor *
Cleaning cloth *
(T90-0523-05)
(W01-1649-05)
X2
co
.
9 4
2 8
© 2005-6 PRINTED IN JAPAN
B53-0296-00 ( N ) 1703
TDF PANEL No. TDF NAME
Y33-2350-60
TDF-MP59D
Y33-2350-62
TDF-W9531
Y33-2350-61
TDF-XXV01DX
Y33-2350-63
TDF-XXV01D
0 5
8
2 9
9 4
2 8
K type
E type
Mounting hardware assy
Escutcheon
(J21-9716-03)
(B07-3125-01)
m
Screw set *
Screw
(N99-1758-05)
(N09-6280-05)
This product uses Lead Free solder.
9 9
9 9

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  • Page 1 Antenna adaptor * Screw set * Screw (E30-6408-05) :K,M DC cord * Lever Cleaning cloth * (T90-0523-05) (N99-1758-05) (N09-6280-05) (E30-6414-05) :KDC-MP928 (E30-6412-05) :E (D10-4589-04) (W01-1649-05) u163 This product uses Lead Free solder. * Depends on the model. Refer to the parts list.

  • Page 2: Block Diagram

    KDC-MP928/PSW9531 /PSW9531Y, XXV-01D BLOCK DIAGRAM 3 7 63 1515 0 ELECTRIC UNIT (X34-356) AUX IN SERGE A3.3V BU5V D3.3V PROTECTION AM+B A3.3V PRE OUT(FRONT) (FST) PRE OUT(REAR) MUTE IC301,302 IC303 IC305 IC306-308 PRE OUT(SW) IC300 E2P ROM SW5V IC750 SP OUT(FL)

  • Page 3: Components Description

    KDC-MP928/PSW9531 /PSW9531Y, XXV-01D BLOCK DIAGRAM 3 7 63 1515 0 CD PLAYER UNIT (X32-5730) POWER ON BU3.3V 26.88MHz LOS-SW SW3.3V(712) 16.898MHz 12EJE-SW 8EJE-SW LOE/LIM SW RESET MSTOP,MRESET u-COM AUDIO MUTE RF AMP INTQ INFINITY 0 DET.L/R SERVO DSP SW5V SW3.3V(712)
  • Page 4 KDC-MP928/PSW9531 /PSW9531Y, XXV-01D COMPONENTS DESCRIPTION 3 7 63 1515 0 Ref. No. Application / Function Operation / Condition / Compatibility IC12 STATIC RAM IC Temporary graphics data storing For Control AVDD of OEL Module. When “H” out (AVDD ON) both DVDD...
  • Page 5 KDC-MP928/PSW9531 /PSW9531Y, XXV-01D COMPONENTS DESCRIPTION 3 7 63 1515 0 Ref. No. Application / Function Operation / Condition / Compatibility IC451 G-Analyzer Analog gravity sensor IC500 Spectrum analyzer Buffer AMP & AGC It is buffer and auto gain control for spectrum analyzer ±9V AVR...

  • Page 6: Cd Player Unit (X32-5730-00)

    KDC-MP928/PSW9531 /PSW9531Y, XXV-01D COMPONENTS DESCRIPTION 3 7 63 1515 0 Ref. No. Application / Function Operation / Condition / Compatibility Q801 SVR6.8V Ref Supply AGC Controller When the voltage of B.U voltage falls, a return is hung and an output is reduced Q905 ROM (3.3V) AVR Switching Power Driver...

  • Page 7: Microcomputer's Terminal Description

    KDC-MP928/PSW9531 /PSW9531Y, XXV-01D MICROCOMPUTER’S TERMINAL DESCRIPTION 3 7 63 1515 0 System Microcomputer : 30625MWPA46GP (X34 : IC102) Pin No. Pin Name Application Processing / Operation / Description VREF Analog reference voltage AVCC LX_DATA_S Data from slave unit LX specification...
  • Page 8 KDC-MP928/PSW9531 /PSW9531Y, XXV-01D MICROCOMPUTER’S TERMINAL DESCRIPTION 3 7 63 1515 0 Pin No. Pin Name Application Processing / Operation / Description PAN_REQ Communication request terminal from panel CD mechanism I2C data input/output terminal CD mechanism I2C clock output terminal ON : H, At the time of momentary power down and panel off,...
  • Page 9 KDC-MP928/PSW9531 /PSW9531Y, XXV-01D MICROCOMPUTER’S TERMINAL DESCRIPTION 3 7 63 1515 0 Pin No. Pin Name Application Processing / Operation / Description OEM_DISP_DATA I/O External display DATA External display OEM_DISP_CLK External display CLK External display OEM_DISP_CE External display control request External display...
  • Page 10 KDC-MP928/PSW9531 /PSW9531Y, XXV-01D MICROCOMPUTER’S TERMINAL DESCRIPTION 3 7 63 1515 0 Panel Microcomputer : 703134GJ012-A (X16 : IC4) Pin No. Pin Name Application Processing / Operation / Description D14~D8 Data input/output 3.3VDD 3.3V 10~17 D7~D0 Data input/output OEL_RST OEL controller RESET output H : RESET release, Hi-Z : RESET Not used.
  • Page 11 KDC-MP928/PSW9531 /PSW9531Y, XXV-01D MICROCOMPUTER’S TERMINAL DESCRIPTION 3 7 63 1515 0 Pin No. Pin Name Application Processing / Operation / Description µ-com operation mode input MODE0 GND direct connection µ-com operation mode input MODE1 H : When writing Used when debugging From PON_PANON, release in ***msec.
  • Page 12 KDC-MP928/PSW9531 /PSW9531Y, XXV-01D MICROCOMPUTER’S TERMINAL DESCRIPTION 3 7 63 1515 0 Pin No. Pin Name Application Processing / Operation / Description Not used Output is L at all time CE_SRAM SRAM operation permission L : SRAM access, Hi-Z : Wait...
  • Page 13 KDC-MP928/PSW9531 /PSW9531Y, XXV-01D MICROCOMPUTER’S TERMINAL DESCRIPTION 3 7 63 1515 0 Pin No. Pin Name Application Processing / Operation / Description DVSS Oscillator connection 26.88MHz H-fixed RESET Reset detection L : RESET, H : NORMAL 24,25 Not used Open, Output L-fixed...

  • Page 14: Test Mode

    KDC-MP928/PSW9531 /PSW9531Y, XXV-01D TEST MODE 3 7 63 1515 0 How to enter the test mode Forced switching of K3I Reset while pressing the [NEXT] key and [AUD] key simul- In TUNER FM mode, each time [6] key is pressed, the func- taneously.
  • Page 15 KDC-MP928/PSW9531 /PSW9531Y, XXV-01D TEST MODE 3 7 63 1515 0 • Using the VOL knob, the Sub Woofer Level is to be adjusted Version Display to the following three levels: -15↔0↔+15 . (The default (Display) C-407WK_S Y S_1.23 value: 0) (Display) _______ __PA N_1.11...
  • Page 16 KDC-MP928/PSW9531 /PSW9531Y, XXV-01D TEST MODE 3 7 63 1515 0 • While in the test mode, and at the same time, PM_DET Initializing AUDIO-related value setting terminal is H, the following will apply to the [EJECT] key, During STANDBY sourcing, by short-pressing [ ] key, AU- regardless of whether a disc is in the unit or not.
  • Page 17 KDC-MP928/PSW9531 /PSW9531Y, XXV-01D TEST MODE 3 7 63 1515 0 Clearing DC error detection information Method of clearing simple security code (E2PROM data clear) 1. When you are requested to enter the security code, while pressing down on [AUTO] key, use a long-press on [ 1.

  • Page 18: How To Write The Unique Id

    KDC-MP928/PSW9531 /PSW9531Y, XXV-01D HOW TO WRITE THE UNIQUE ID 3 7 63 1515 0 1. Introduction The Unique ID is an identification code allocated to each DXM- 6800 mechanism unit. When written to the mechanism unit, the ID is stored in the Flash memory area, managed by the 63pin DSP.
  • Page 19 KDC-MP928/PSW9531 /PSW9531Y, XXV-01D HOW TO WRITE THE UNIQUE ID 3 7 63 1515 0 The Unique ID indicated in the [minutes] section is the target Procedure 8. Reset the mechanism microcomputer, and start Unique ID of the current procedure for writing the ID. The it up.
  • Page 20 KDC-MP928/PSW9531 /PSW9531Y, XXV-01D HOW TO WRITE THE UNIQUE ID 3 7 63 1515 0 4. Note 3-3. Example of the case of ID to be written is • When in the Unique ID Write mode, the written Unique ID is “94850ED2”...
  • Page 21 KDC-MP928/PSW9531 /PSW9531Y, XXV-01D PC BOARD 3 7 63 1515 0 (COMPONENT SIDE VIEW) (FOIL SIDE VIEW) SWITCH UNIT SWITCH UNIT X16-3070-10 (J76-0095-12) X16-3070-10 (J76-0095-12) PON3.3V SW5V CP26 MODE1 R100 FROMCHK SRAMCHK CP36 CP35 CP33 CP12 CP13 TDO TDI CP21 CP30...
  • Page 22 KDC-MP928/PSW9531 /PSW9531Y, XXV-01D PC BOARD (COMPONENT SIDE VIEW) 3 7 63 1515 0 ELECTRIC UNIT X34-356x-xx (J76-0094-22) R990/W990 C617 C613 IC750 TH750 C612 C630 CN600 R759 R750 C757 D701 D700 IC600 D702 L400 C634 C614 C965 C611 Q607 C633 C606...
  • Page 23 KDC-MP928/PSW9531 /PSW9531Y, XXV-01D 3 7 63 1515 0 X34-356x-xx Ref. No. Address Ref. No. Address R202 C757 Q202 IC10 C808 R201 IC10 C807 IC102 C801 IC103 Q100 R803 C806 R805 IC200 Q200 Q801 W201 IC300 Q201 IC303 Q202 C802 IC304...
  • Page 24 KDC-MP928/PSW9531 /PSW9531Y, XXV-01D PC BOARD (FOIL SIDE VIEW) 3 7 63 1515 0 ELECTRIC UNIT X34-356x-xx (J76-0094-22) W751 Q802 Q207 R817 R763 IC800 R217 BU5V PAN5V R609 R208 GTEST C310 SW14V Q203 R207 C388 R321 P-ME+B Q205 D303 D302 R311...
  • Page 25 KDC-MP928/PSW9531 /PSW9531Y, XXV-01D 3 7 63 1515 0 X34-356x-xx C962 Ref. No. Address Ref. No. Address IC100 Q204 W751 IC104 Q205 IC301 Q207 D401 IC302 Q209 D704 IC306 Q402 IC307 Q403 W401 IC308 Q603 Q609 IC400 Q604 R619 Q608 IC800...
  • Page 26 KDC-MP928/PSW9531 /PSW9531Y, XXV-01D PC BOARD (COMPONENT SIDE VIEW) 3 7 63 1515 0 CD PLAYER UNIT X32-5730-00 (J76-0060-12) R121 R116 R115 R118 R113 R120 CP16 R114 IC13 IC18 R111 R117 R108 R109 R112 R110 R128 CP14 R153 IC17 L 13942296513...
  • Page 27 KDC-MP928/PSW9531 /PSW9531Y, XXV-01D PC BOARD (FOIL SIDE VIEW) 3 7 63 1515 0 CD PLAYER UNIT X32-5730-00 (J76-0060-12) R150 CP10 R123 LRCK BCLK DATA R135 TRK+ IC14 TRK- FLAG FCS- R142 R138 FCS+ HOLD LOCK MIRR C102 IC15 12EJE R129...
  • Page 28 KDC-MP928/PSW9531 /PSW9531Y, XXV-01D 3 7 63 1515 0 (X34-356x-xx) 5V PRE AMP 9V AVR C638 R640 C622 Q601 TP614 C621 R638 R639 10.5V 10u16 10u35 D608 D609 9.4V Q613 4.7K IC603 R643 C631 0.47 R603 R642 C630 CN600 Q612 TP608 47u6.3...
  • Page 29 KDC-MP928/PSW9531 /PSW9531Y, XXV-01D 3 7 63 1515 0 EXTERNAL DISPLAY CORD & BU14.4V BU14.4V STEERING REMOTE L600 R308 R310 R311 C314 Q607 22uH 22u16 R318 R320 R321 C317 10.5V 22u16 TP600 -10.0V IC600 Q606 R304 R306 R314 R316 O CE...
  • Page 30 KDC-MP928/PSW9531 /PSW9531Y, XXV-01D 3 7 63 1515 0 ∗ TP716 POWER AMP R715 470 IC750 TP715 R714 470 0-4.4V TP714 TAB2 R713 470 DATA PWGND4 TP713 R712 1K OUT4- REMO MUTE 14.4V OUT4+ BU14.4V VCC2 SW REGULA 3.3V/7.1V OUT3- PWGND3 Q907 6.8V...
  • Page 31 KDC-MP928/PSW9531 /PSW9531Y, XXV-01D 3 7 63 1515 0 (X34-356x-xx) UNIT MODEL NAME 0-10 X86-3840-11 ACC DET Q202 0-21 X86-3840-11 XXV-01D D202 R200 2-71 X86-3842-70 KDC-MP928 0-11 X86-3840-11 FRONT Lch+ KDC-PSW9531Y 6.8V 2-72 X86-3842-70 OUT4- REAR Lch+ KDC-PSW9531 6.8V Q203 OUT4+...
  • Page 32 • DC voltages are as measured with a high impedance voltmeter. Values may vary slightly due to variations between individual instru- SW5V ments or/and units. KDC-MP928/PSW9531/PSW9531Y, XXV-01D (1/2) X34-356x-xx (5/5)
  • Page 33 KDC-MP928/PSW9531 /PSW9531Y, XXV-01D 3 7 63 1515 0 (X16-3070-xx) C1 0.01 C5 0.01 1000P CP36 CP35 C2 0.01 C6 0.01 0.01 C3 0.01 C7 0.01 3.3V ∗ ∗ ∗ 3.3V 3.3V 3.3V 3.3V 3.3V 4.7K 3.3V 3.3V 3.3V 3.3V ∗...
  • Page 34 PAN-DET PAN-DET 5.0V RESET TP17 3.3V 3.3V AVR TP16 u163 KDC-MP928/PSW9531/PSW9531Y, XXV-01D (2/2) • DC voltages are as measured with a high impedance voltmeter. Values may vary slightly due to variations between individual instruments or/and units. X16-3070-10 (2/2), X16-2570-10 (1/1)
  • Page 35 KDC-MP928/PSW9531 /PSW9531Y, XXV-01D 3 7 63 1515 0 (X32-5730-0x) 12EJE-SW SW3.3V TP74 D OUT BU3.3V AVR D.OUT BU3.3V BU3.3V TP73 12EJE-SW 12EJE-SW IC19 5.0V SW3.3V AVR 3.3V TP72 LOS-SW LOS-SW VOUT LOS-SW ON/OFF CP2 100 TP71 3.3V TP70 DATA DATA...
  • Page 36 KDC-MP928/PSW9531 /PSW9531Y, XXV-01D 3 7 63 1515 0 SW3.3V TP29 26.880MHz RESET TP39 VREF ADCIN C28 10 R35 100K 3.3V 270K TP100 IOP1 IOP2 RXD1 TP26 1.7V 3.3V 1.3Vp-p 3.3V 3.3Vp-p DSPSCLK1 1.7V DSPRXD1 1.7V 4.7K 0.16Vp-p 2.5V DSPTXD1 0.16Vp-p 3.3V...
  • Page 37 KDC-MP928/PSW9531 /PSW9531Y, XXV-01D 3 7 63 1515 0 2SB1565 DTA114EUA BA3830F DTA124EUA DTC124EUA TP75 DTC144EUA TP76 TP77 1.7Vp-p TP78 DTA123JK TP79 DTC114YUA TC7SH08FU-F DTC143TUA DTC143ZE TP80 0.16Vp-p 2SA1576A TP81 1.3Vp-p 2SC4617 UMC2N C100 2P (X2)RF2- 1.7V C48 4P (X1)RF- TP82 R69 6.8K...
  • Page 38 KDC-MP928/PSW9531 /PSW9531Y, XXV-01D EXPLODED VIEW (CD MECHANISM) 3 7 63 1515 0 DPU1 L 13942296513 DFPC1 (X32) φ : N09-4460-05 M1.7x8.5 : N09-4472-15 M1.7x2.5 : N09-6004-05 : N09-6007-05 M2x2 u163 φ : N09-6051-05 2x6(BLK) : N19-2163-04 1.6 WASHER : N39-2020-46...

  • Page 39: Exploded View (Unit)

    : N24-3015-60 : N83-3020-48 L 13942296513 (X16-307) (X34-) (X16-307) 215 269 273 209 (X16-257) for KDC-MP928 FPC1 u163 (X16-257) PME1 Depends on the models. Refer to the parts list. Parts with the exploded numbers larger than 700 are not supplied.

  • Page 40: Parts List

    PUSH KNOB (RELEASE) E1E2 D10-4875-13 SLIDER ASSY K24-4296-03 PUSH KNOB (RELEASE) KK1E3 E1 : KDC-PSW9531Y E2 : KDC-PSW9531 E3 : XXV-01D (Europe type) Indicates safety critical components. K : KDC-MP928 K1 : XXV-01D (North America type) M1 : XXV-01D (Other Areas type)
  • Page 41 RK73FB2B821J CHIP R J 1/8W C28,29 CK73GB1A105K CHIP C 1.0UF E1 : KDC-PSW9531Y E2 : KDC-PSW9531 E3 : XXV-01D (Europe type) Indicates safety critical components. K : KDC-MP928 K1 : XXV-01D (North America type) M1 : XXV-01D (Other Areas type)
  • Page 42 CHIP C 1500PF BD5237FVE ANALOGUE IC C64,65 CK73GB1C104K CHIP C 0.10UF E1 : KDC-PSW9531Y E2 : KDC-PSW9531 E3 : XXV-01D (Europe type) Indicates safety critical components. K : KDC-MP928 K1 : XXV-01D (North America type) M1 : XXV-01D (Other Areas type)
  • Page 43 CHIP R J 1/10W R145 RK73GB2A102J CHIP R 1.0K J 1/10W E1 : KDC-PSW9531Y E2 : KDC-PSW9531 E3 : XXV-01D (Europe type) Indicates safety critical components. K : KDC-MP928 K1 : XXV-01D (North America type) M1 : XXV-01D (Other Areas type)
  • Page 44 CK73GB1A474K CHIP C 0.47UF C378 CK73GB1H473K CHIP C 0.047UF K E1 : KDC-PSW9531Y E2 : KDC-PSW9531 E3 : XXV-01D (Europe type) Indicates safety critical components. K : KDC-MP928 K1 : XXV-01D (North America type) M1 : XXV-01D (Other Areas type)
  • Page 45 RECTANGULAR RECEPTACLE C752-755 C90-5700-05 NP-ELEC 4.7UF 16WV E56-0855-05 CYLINDRICAL RECEPTACLE E1 : KDC-PSW9531Y E2 : KDC-PSW9531 E3 : XXV-01D (Europe type) Indicates safety critical components. K : KDC-MP928 K1 : XXV-01D (North America type) M1 : XXV-01D (Other Areas type)
  • Page 46 CHIP R 100K J 1/10W R201 RD14DB2H332J-T SMALL-RD 3.3K J 1/2W E1 : KDC-PSW9531Y E2 : KDC-PSW9531 E3 : XXV-01D (Europe type) Indicates safety critical components. K : KDC-MP928 K1 : XXV-01D (North America type) M1 : XXV-01D (Other Areas type)

  • Page 47: Electric Unit (X34-356X-Xx)

    1.0K J 1/10W KK1M1 R634 RK73GB2A103J CHIP R J 1/10W E1 : KDC-PSW9531Y E2 : KDC-PSW9531 E3 : XXV-01D (Europe type) Indicates safety critical components. K : KDC-MP928 K1 : XXV-01D (North America type) M1 : XXV-01D (Other Areas type)
  • Page 48 R902 RK73GH2A303D CHIP R D 1/10W D501 STZ6.2N ZENER DIODE E1 : KDC-PSW9531Y E2 : KDC-PSW9531 E3 : XXV-01D (Europe type) Indicates safety critical components. K : KDC-MP928 K1 : XXV-01D (North America type) M1 : XXV-01D (Other Areas type)
  • Page 49 2SA1577 TRANSISTOR D10-4581-13 DTC124EUA DIGITAL TRANSISTOR D10-4582-13 2SB1565 TRANSISTOR D10-4583-03 E1 : KDC-PSW9531Y E2 : KDC-PSW9531 E3 : XXV-01D (Europe type) Indicates safety critical components. K : KDC-MP928 K1 : XXV-01D (North America type) M1 : XXV-01D (Other Areas type)
  • Page 50 DC MOTOR ASSY (LO) DPU1 X93-2010-00 OPTICAL PICKUP ASSY u163 E1 : KDC-PSW9531Y E2 : KDC-PSW9531 E3 : XXV-01D (Europe type) Indicates safety critical components. K : KDC-MP928 K1 : XXV-01D (North America type) M1 : XXV-01D (Other Areas type)

  • Page 51: Specifications

    KDC-MP928/PSW9531 /PSW9531Y, XXV-01D SPECIFICATIONS 3 7 63 1515 0 KDC-PSW9531/PSW9531Y, XXV-01D (E) KDC-MP928, XXV-01D (K) FM tuner section FM tuner section Frequency range (Frequency step) Frequency range (Frequency step) ..........87.5MHz~108.0MHz (50kHz) ..........87.9MHz~107.9MHz (200kHz) Usable sensitivity (S/N 26dB) ....... 0.7µV/75Ω...
  • Page 52 Spindle speed ......1000~400rpm (CLV 2times) Wow & Flutter ........Below Measurable Limit L 13942296513 Frequency response ......10Hz~20kHz (±1dB) KENWOOD follows a policy of continuous advancements in Total harmonic distortion ........ 0.008% (1kHz) development. S/N ratio ............110dB (1kHz) For this reason specifications may be changed without notice.

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