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Kenwood KDC-MP408U Service Manual
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Kenwood KDC-MP408U Service Manual

Cd receiver
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Download this manual See also: Instruction Manual
CD RECEIVER
KDC-MP408U/MP438U/X492
KDC-MP5039U/MP5539U
KDC-W5041UA/W5041UG
KDC-W5141UAY/W5141UGY
KDC-W5541U/W5641UY
SERVICE MANUAL
KDC-MP408U : Panel assy (A64-4400-02)
KDC-MP5039U : Panel assy (A64-4402-02)
KDC-W5041Ux : Panel assy (A64-4404-02)
KDC-W5541U : Panel assy (A64-4403-02)
KDC-X492 : Panel assy (A64-4398-02)
* Escutcheon
(B07-xxxx-xx)
Mounting hardware assy
(J21-9716-03)
* Screw (4x16)
(N84-4016-48)
* Depends on the model. Refer to the parts list.
KDC-MP408U
KDC-MP5039U
KDC-W5041U
KDC-W5541U
KDC-X492
* Carrying case
(W01-xxxx-xx)
* DC cord
* DC cord
(E30-6428-05)
(E30-6671-05)
* Screw set
Lever
(N99-1757-15)
(D10-7012-04) x2
© 2008-2 PRINTED IN JA PAN
B53-0614-00 ( N ) 519
KDC-MP438U : Panel assy (A64-4399-02)
KDC-MP5539U : Panel assy (A64-4401-02)
KDC-W5141Uxx : Panel assy (A64-4406-02)
KDC-W5641UY : Panel assy (A64-4405-02)
TDF SPARE-PANEL
MAIN UNIT NAME
TDF PARTS No.
KDC-MP408U
Y33-2920-62
KDC-MP438U
Y33-2920-61
KDC-MP5039U
Y33-2920-64
KDC-MP5539U
Y33-2920-63
KDC-W5041UA
Y33-2920-66
KDC-W5041UG
Y33-2920-67
KDC-W5141UAY
Y33-2920-66
KDC-W5141UGY
Y33-2920-67
KDC-W5541U
Y33-2920-65
KDC-W5641UY
Y33-2920-65
KDC-X492
Y33-2920-60
* Remote controller assy (RC-547)
(A70-2085-05)
* Plastic cabinet assy
(A02-2755-13)
This product uses Lead Free solder.
RoHS
This product complies with the
KDC-MP438U
KDC-MP5539U
KDC-W5141U
KDC-W5641U
TDF NAME
TDF-MP84DT
TDF-MP84D
TDF-MP5039U
TDF-MP5539U
TDF-W5041UA
TDF-W5041UG
TDF-W5041UA
TDF-W5041UG
TDF-W5541U
TDF-W5541U
TDF-84DX
Battery
(Not supplied)
directive for the European market.

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Summary of Contents for Kenwood KDC-MP408U

  • Page 1 KDC-MP5039U/MP5539U KDC-W5041UA/W5041UG KDC-W5141UAY/W5141UGY KDC-W5541U/W5641UY SERVICE MANUAL © 2008-2 PRINTED IN JA PAN B53-0614-00 ( N ) 519 KDC-MP408U : Panel assy (A64-4400-02) KDC-MP438U : Panel assy (A64-4399-02) KDC-MP408U KDC-MP438U KDC-MP5039U : Panel assy (A64-4402-02) KDC-MP5539U : Panel assy (A64-4401-02) KDC-MP5039U...
  • Page 2 ELECTRIC UNIT (X34- ) DME1 PRE OUT SERVO Q367,368,401,402,411,412 (FRONT) J400 PRE OUT D3.3V MUTE (REAR) IC480 PRE OUT 4VPRE+B (SW) IC500 IC700 POWER IC720 SP OUT(FL) FM/AM SP OUT(FR) E-VOL D1.8V SP OUT(RL) OFFSET AUX (FRONT) SP OUT(RR) BU5V IC680,682 WH190 WIRED...

  • Page 3: Block Diagram

    KDC-MP408U/MP438U/X492/MP5039U/MP5539U/W5041UA/ W5041UG/W5141UAY/W5141UGY/W5541U/W5641UY BLOCK DIAGRAM MOTHER CD PLAYER UNIT (X32-6130-00) BOARD (X34- ) DPU1 SRAMSTB SRAMSTB SIGNAL A,B,C,E,F BUCK BUCK PIO0 PIO0 MRST MRST RF AMP BSIF ST REQ BSIF ST REQ VREF SERVO BSIF GATE BSIF GATE PROCESSOR BSIF DATA...
  • Page 4 KDC-MP408U/MP438U/X492/MP5039U/MP5539U/W5041UA/ W5041UG/W5141UAY/W5141UGY/W5541U/W5641UY COMPONENTS DESCRIPTION Ref. No. Application / Function Operation / Condition / Compatibility IC680,682 Level Shift Converts 3.3V to 5V. Decodes MP3 or other fi les of audio/decompression standards by software based IC700 SOC (System On Chip) architecture. IC750 iPod Authentication Coprocessor For iPod authentication.

  • Page 5: Microcomputer's Terminal Description

    KDC-MP408U/MP438U/X492/MP5039U/MP5539U/W5041UA/ W5041UG/W5141UAY/W5141UGY/W5541U/W5641UY MICROCOMPUTER’S TERMINAL DESCRIPTION ● SYSTEM μ-COM: IC600 on X34- (ELECTRIC UNIT) Truth Value Pin No. Pin Name Application Processing / Operation / Description Table External display remote control input REMO Panel remote control input LX REQ M Communication request to slave unit Not used Output L fi...
  • Page 6 KDC-MP408U/MP438U/X492/MP5039U/MP5539U/W5041UA/ W5041UG/W5141UAY/W5141UGY/W5541U/W5641UY MICROCOMPUTER’S TERMINAL DESCRIPTION Truth Value Pin No. Pin Name Application Processing / Operation / Description Table Detects Pulse ROTARY CW VOL key detection 15-pulse/360°, 2-pulse/1-click CD MUTE CD mute request L: Mute request (Bolero), H: Normal condition VFD CE...
  • Page 7 KDC-MP408U/MP438U/X492/MP5039U/MP5539U/W5041UA/ W5041UG/W5141UAY/W5141UGY/W5541U/W5641UY MICROCOMPUTER’S TERMINAL DESCRIPTION Truth Value Pin No. Pin Name Application Processing / Operation / Description Table 83,84 Not used Output L fi xed MUTE 0 E-VOL front mute L: ON, H: OFF MUTE 1 E-VOL rear mute L: ON, H: OFF...

  • Page 8: Test Mode

    KDC-MP408U/MP438U/X492/MP5039U/MP5539U/W5041UA/ W5041UG/W5141UAY/W5141UGY/W5541U/W5641UY TEST MODE ■ Example ÷ ÷ ÷ ÷ ÷ ÷ ÷ Description of display Description Disc EJECT times display. MAX 65535 (times) Disc EJECT times While disc EJECT times is displayed, press and hold for 2 display ■5 seconds or longer to clear disc EJECT times.
  • Page 9 KDC-MP408U/MP438U/X492/MP5039U/MP5539U/W5041UA/ W5041UG/W5141UAY/W5141UGY/W5541U/W5641UY TEST MODE ■ Special displays when all lights are on in STANDBY source Description of display Description Common All lights ON. All lights ON. ÷ ÷ ÷ ÷ ÷ ÷ ÷ Destination terminal “TYPE” indicates system μ-com (IC1) destination, and...
  • Page 10 KDC-MP408U/MP438U/X492/MP5039U/MP5539U/W5041UA/ W5041UG/W5141UAY/W5141UGY/W5541U/W5641UY TEST MODE • CD information display mode Description of display Description Mechanism error log 1 (Latest) XX: Error number. “– –” is displayed in case there is no error. CD mecha- Mechanism error log 2 (Latest) nism error XX: Error number.
  • Page 11 KDC-MP408U/MP438U/X492/MP5039U/MP5539U/W5041UA/ W5041UG/W5141UAY/W5141UGY/W5541U/W5641UY TEST MODE ■ Test mode specifi cations in TUNER source Error is found in front-end (A1), etc. if indications below is displayed while in tuner source. Status Display Description Front-end (A1) E2PROM is still the default Front-end (A1) E2PROM data error (unspecifi...
  • Page 12 KDC-MP408U/MP438U/X492/MP5039U/MP5539U/W5041UA/ W5041UG/W5141UAY/W5141UGY/W5541U/W5641UY TEST MODE Description of display Description Displays the data that has been written in the Adjustment value E2PROM when pressing the key for 2 seconds or ■ memory longer. Clear the FST adjustment mode. (Returns to Mode clear 8 .
  • Page 13 KDC-MP408U/MP438U/X492/MP5039U/MP5539U/W5041UA/ W5041UG/W5141UAY/W5141UGY/W5541U/W5641UY TEST MODE ■ Audio-related test mode Procedure Note Enter audio adjustment mode (the initial item should be Fader, and then, Balance → Press the [AUD] key (main unit) Bass Level → Middle Level → Treble Level → SW Level → System Q → HPF Front →...
  • Page 14 This mode is cancelled by resetting. (The last screen will not be retained.) ■ FM/AM channel space switching (KDC-MPxxxx and KDC-X492 only) Procedure Note While Power OFF, press and hold [1] key and [5] key, FM200kHz/AM10kHz ↔ FM50kHz/AM9kHz and press [SRC] key to Power ON FM50kHz/AM10kHz ↔ FM200kHz/AM10kHz (KDC-MP408U)
  • Page 15 KDC-MP408U/MP438U/X492/MP5039U/MP5539U/W5041UA/ W5041UG/W5141UAY/W5141UGY/W5541U/W5641UY TEST MODE ■ Security • Forced Power ON mode Procedure Note While “– – – –” is displayed, power can be turned ON for only 30 While pressing and holding [M.JOG] key and [4] key, reset-start. minutes. After 30 minutes, can only be recovered by resetting.
  • Page 16 KDC-MP408U/MP438U/X492/MP5039U/MP5539U/W5041UA/ W5041UG/W5141UAY/W5141UGY/W5541U/W5641UY TEST MODE ■ ROM data transfer When replacing front-end (A1), this function is used to transfer E2PROM data (ROM correction, security and other data) to front-end (A1) to E2PROM of to mother unit (X34-), used for saving data, and, after completing replacement of front-end (A1), to recover data from the E2PROM of the mother unit (X34-), and for saving data to the new front-end (A1).

  • Page 17: Rom Data Transfer Processes

    KDC-MP408U/MP438U/X492/MP5039U/MP5539U/W5041UA/ W5041UG/W5141UAY/W5141UGY/W5541U/W5641UY ROM DATA TRANSFER PROCESSES ■ Operation procedure When replacing front-end (A1) of mother unit (X34-), or when adding or replacing ROM correction (program correction Operation procedure is different depending on the condi- with ROM IC (IC10)), the following activities are required.
  • Page 18 KDC-MP408U/MP438U/X492/MP5039U/MP5539U/W5041UA/ W5041UG/W5141UAY/W5141UGY/W5541U/W5641UY ROM DATA TRANSFER PROCESSES Turn power on. Install new front-end (A1). Press and hold the [1] and [3] keys and press reset button. No ROM correction or other data status. (Enter the system in the test mode.) Press [B.BOOST] key. (ROM data System enters data trans- fer mode.)
  • Page 19 KDC-MP408U/MP438U/X492/MP5039U/MP5539U/W5041UA/ W5041UG/W5141UAY/W5141UGY/W5541U/W5641UY ROM DATA TRANSFER PROCESSES 4. In case of applying a new ROM correction when front- Turn power on. end (A1) is replaced (There is ROM correction data.) Press and hold the [1] and [3] keys, press reset button. (Enter 5.
  • Page 20 KDC-MP408U/MP438U/X492/MP5039U/MP5539U/W5041UA/ W5041UG/W5141UAY/W5141UGY/W5541U/W5641UY ROM DATA TRANSFER PROCESSES Press key. (Exit ROM data transfer mode.) Turn power on. Turn power off. Press and hold the [1] and [3] keys press reset button. (Enter the system in the test mode.) Remove front-end (A1).
  • Page 21 KDC-MP408U/MP438U/X492/MP5039U/MP5539U/W5041UA/ W5041UG/W5141UAY/W5141UGY/W5541U/W5641UY PC BOARD PC BOARD (COMPONENT SIDE VIEW) (FOIL SIDE VIEW) SWITCH UNIT SWITCH UNIT X16-622x-xx (J76-0477-12) X16-622x-xx (J76-0477-12) R120 C104 D107 /C107 CP11 USB-GND ILL+B USB-D+ PAN-5V AUX-GND GUARD USB-D- CP14 USB 5V R112 AUX-L AUX-R R101 VFD-RST...

  • Page 22: Pc Board (Component Side View)

    KDC-MP408U/MP438U/X492/MP5039U/MP5539U/W5041UA/ W5041UG/W5141UAY/W5141UGY/W5541U/W5641UY PC BOARD (COMPONENT SIDE VIEW) ELECTRIC UNIT X34-577x-xx (J76-0479-12) J440 C528 R509 IC500 D501 R510 D500 11 12 8 4 3 2 R511 9 10 6 J400 R514 Q500 R104 C413 C423 C422 C402 C403 C412 D100 C508...
  • Page 23 KDC-MP408U/MP438U/X492/MP5039U/MP5539U/W5041UA/ W5041UG/W5141UAY/W5141UGY/W5541U/W5641UY X34-577x-xx Ref. No. Address IC10 IC20 IC60 IC100 R510 IC230 R511 IC300 Q170 IC480 IC10 C122 IC500 D160 D123 R160 IC600 C160 R161 IC601 Q104 Q122 D122 C172 Q123 R125 IC603 Q121 R120 IC680 Q105 R124 R127 IC682...
  • Page 24 KDC-MP408U/MP438U/X492/MP5039U/MP5539U/W5041UA/ W5041UG/W5141UAY/W5141UGY/W5541U/W5641UY PC BOARD (FOIL SIDE VIEW) ELECTRIC UNIT X34-577x-xx (J76-0479-12) C507 C510 C509 R512 R140 C520 C521 C523 C522 R141 R144 Q140 R101 R109 R484 C719 R701 R700 C701 R767 R642 R645 R624 R648 R619 R618 C450 C449 C445...
  • Page 25 KDC-MP408U/MP438U/X492/MP5039U/MP5539U/W5041UA/ W5041UG/W5141UAY/W5141UGY/W5541U/W5641UY X34-577x-xx Ref. No. Address Q140 Q141 Q142 Q150 D442 D440 Q320 Q400 Q410 Q704 Q705 D320 W321 Q320 C494 C493 C492 R516 R643 R603 R642 R645 C603 R624 R648 R608 R609 R619 R618 C604 R615 R634 R667 R668 R669 Refer to the schematic diagram for the values of resistors and capacitors.
  • Page 26 KDC-MP408U/MP438U/X492/MP5039U/MP5539U/W5041UA/ W5041UG/W5141UAY/W5141UGY/W5541U/W5641UY PC BOARD (COMPONENT SIDE VIEW) CD PLAYER UNIT X32-6130-00 (J76-0495-12) R261 R216 C104 R281 X32-6130-00 Ref. No. Address Refer to the schematic diagram for the values of resistors and capacitors.
  • Page 27 KDC-MP408U/MP438U/X492/MP5039U/MP5539U/W5041UA/ W5041UG/W5141UAY/W5141UGY/W5541U/W5641UY PC BOARD (FOIL SIDE VIEW) SGND S7.5V CD PLAYER UNIT LO/EJ DRVMUTE MOTOR X32-6130-00 (J76-0495-12) SPDL+ R288 LOE-SW 8-SW SRAM MRST PIO0 AMUTE SLD- SLD+ LOAD A.GND EJECT SPDL- BUCK R240 R289 BU1.5V C101 R241 R246 R231 D1.5V...
  • Page 28 KDC-MP408U/MP438U/X492/MP5039U/MP5539U/W5041UA/ W5041UG/W5141UAY/W5141UGY/W5541U/W5641UY PRE OUT ELECTRIC UNIT (X34-5xxx-xx) ∗ J440 J400 TP502 ∗ IC500 POWER 5L I/F ∗ ∗ SUB(+REAR) FRONT REAR C402 C403 C412 C413 C422 C423 1000P 1000P 1000P 1000P 1000P 1000P R402 R403 R412 R413 R422 R423 D440...
  • Page 29 KDC-MP408U/MP438U/X492/MP5039U/MP5539U/W5041UA/ W5041UG/W5141UAY/W5141UGY/W5541U/W5641UY Q500 ELCTRIC DISCHARGE CICUIT for C508 (SVR) ∗ R509 ∗ PON5V TH500 Q500 D501 ∗ C508 C500 C507 TP500 R508 OWER C506 MUTING LOGIC IC C614 0.01 5.0V IC603 UCOM5V BU5V RESET IC C613 IC601 0.01 VOUT R460 5.0V...
  • Page 30 KDC-MP408U/MP438U/X492/MP5039U/MP5539U/W5041UA/ W5041UG/W5141UAY/W5141UGY/W5541U/W5641UY Q100,103 TP28 4VPRE+B PROTECT ∗ R107 E-VOL 4V PRE POWER TP20 Q100 R100 1/2W Q101 Q101 UCOM5V 4VPRE- IC100 Q104,105 Q103 +B AVR SW14V TP27 Q104 R105 R104 TP32 CP607 C103 4.7K R112 R113 1000P Q105 4.7K D103...
  • Page 31 KDC-MP408U/MP438U/X492/MP5039U/MP5539U/W5041UA/ W5041UG/W5141UAY/W5141UGY/W5541U/W5641UY to DC CORD F1 (10A) (F52-0023-05) FUSE ∗ TP17 TP16 SPISOMI SPISIMO TP18 3300u16 NC31 SPINSS 3.3V iPod R758 100K CLOCKOUT ROSC TP34 AUTHENTIFICATION NC33 R100 R757 47K COPROCESSOR MODE2 NC34 TP35 3.3V R756 100 1/2W NC35 IC750...
  • Page 32 KDC-MP408U/MP438U/X492/MP5039U/MP5539U/W5041UA/ W5041UG/W5141UAY/W5141UGY/W5541U/W5641UY IC10 : M5237ML-CF0J Q10,20,30,40 : KTA1046-P : S2V60-5009F46 IC20 : R1114N331B-TR Q11,32,42,104,400,410, : RB160L-40 IC60 : BD9781HFP : KRA303-P D21,101 : UDZW5.6(B) IC100 : TA75S558F-F Q12,23,33,43,105,321 : UDZW8.2(B) IC230 : STMPS2151STR KRC403-P D40,100 : UDZW12(B) IC300 : E-TDA7478AD...
  • Page 33 KDC-MP408U/MP438U/X492/MP5039U/MP5539U/W5041UA/ W5041UG/W5141UAY/W5141UGY/W5541U/W5641UY (1G-3G col5 col3 col1 (2G) col6 col4 col2 (3G) SWITCH UNIT (X16-6xxx-xx) (1G-3G) 1.1V (1G) CP14 470P RESTART 1000P TP50 0.01 VFD DRIVER PAN DET ESD GND REMOTE TP48 CONTROL SENSOR REMO 22 TP45 RTRY CCW VFD CLK...
  • Page 34 KDC-MP408U/MP438U/X492/MP5039U/MP5539U/W5041UA/ W5041UG/W5141UAY/W5141UGY/W5541U/W5641UY (1G-3G) DTC114YUA 2SC4081 col3 col1 col3 col1 2SA1576A 2SC4617 (2G) (1G) col4 col2 col4 col2 2SB1188 KTA1046-P col3 col3 col3 col1 col1 col1 2SB1184 DAP202U DA204U 470P 1000P M5237ML-CF0J 2SB1443 D GND col4 col4 col4 col2 col2 col2...
  • Page 35 KDC-MP408U/MP438U/X492/MP5039U/MP5539U/W5041UA/ W5041UG/W5141UAY/W5141UGY/W5541U/W5641UY CD PLAYER UNIT (X32-6130-00) 4CH BTL DRIVER 1.5V POWVCC1 TP203 POWGND1 TP31 SLIN R207 TP204 SPDL- VO1- LDIN TP32 BIASSW TP33 SPDL+ VO1+ C20 33P TP34 TP28 EJECT R20 180K VO2- TP55 TP26 R27 9.1K LOAD VO2+ TP54...
  • Page 36 KDC-MP408U/MP438U/X492/MP5039U/MP5539U/W5041UA/ W5041UG/W5141UAY/W5141UGY/W5541U/W5641UY 3.3V R233 R287 16.934MHz TP44 FCS+ 3300P TP47 TRK- TP46 1.9V TRK+ 2200P TP45 DPU1 FCS- (X92- ) 0.033 0.033 TP84 TP71 2.1V TP40 OPTICAL TP41 PICKUP 87.7kHz TP72 1.8V 2.5V 16.934MHz 1.5V 2.1V DVSS3 1 1.7V TP42 88.8kHz...
  • Page 37 KDC-MP408U/MP438U/X492/MP5039U/MP5539U/W5041UA/ W5041UG/W5141UAY/W5141UGY/W5541U/W5641UY EXPLODED VIEW (CD MECHANISM) DPU1 DFPC1 (X32) : N09-4460-15 φ M1.6x6.0 : N09-6317-05 M1.7x2.5 : N09-6004-15 M2x2 : N09-6007-15 2x5(BLK) : N09-6051-15 φ 1.6 WASHER : N19-2163-04 M2x2 : N39-2020-48 2x3.5 : N09-6108-15 φ : N09-6155-15 φ Parts with the exploded numbers larger than 700 are not supplied.

  • Page 38: Exploded View (Unit)

    KDC-MP408U/MP438U/X492/MP5039U/MP5539U/W5041UA/ W5041UG/W5141UAY/W5141UGY/W5541U/W5641UY EXPLODED VIEW (UNIT) Batteries for RC1 DME1 : N24-3015-48 : N80-2006-48 : N80-2008-43 : N83-3005-48 (X34) : N83-3005-48 WH190 : N83-3016-48 : N86-2606-48 (X34) : N80-3008-48 WH320 : N83-3010-43 (X34) (X16-) (X34) A320 (X34-) Depends on the models. Refer to the parts list.

  • Page 39: Parts List

    3C ✽ F07-1194-02 COVER B30-1779-05 LED (1608,SR) E2E5 K1 : KDC-X492 K2 : KDC-MP438U K3 : KDC-MP408U M1 : KDC-MP5539U Indicates safety critical com po nents. M2 : KDC-MP5039U E1 : KDC-W5541U E2 : KDC-W5041UA E3 : KDC-W5041UG E4 : KDC-W5641UY...
  • Page 40 TRANSISTOR RK73GB2A562J CHIP R 5.6K J 1/10W K1 : KDC-X492 K2 : KDC-MP438U K3 : KDC-MP408U M1 : KDC-MP5539U Indicates safety critical com po nents. M2 : KDC-MP5039U E1 : KDC-W5541U E2 : KDC-W5041UA E3 : KDC-W5041UG E4 : KDC-W5641UY...
  • Page 41 3300UF 16WV C440 CK73FB1E474K CHIP C 0.47UF K1 : KDC-X492 K2 : KDC-MP438U K3 : KDC-MP408U M1 : KDC-MP5539U Indicates safety critical com po nents. M2 : KDC-MP5039U E1 : KDC-W5541U E2 : KDC-W5041UA E3 : KDC-W5041UG E4 : KDC-W5641UY...
  • Page 42 R105 RK73GB2A102J CHIP R 1.0K J 1/10W K1 K1 : KDC-X492 K2 : KDC-MP438U K3 : KDC-MP408U M1 : KDC-MP5539U Indicates safety critical com po nents. M2 : KDC-MP5039U E1 : KDC-W5541U E2 : KDC-W5041UA E3 : KDC-W5041UG E4 : KDC-W5641UY...
  • Page 43 R606 RK73GB2A102J CHIP R 1.0K J 1/10W K1 : KDC-X492 K2 : KDC-MP438U K3 : KDC-MP408U M1 : KDC-MP5539U Indicates safety critical com po nents. M2 : KDC-MP5039U E1 : KDC-W5541U E2 : KDC-W5041UA E3 : KDC-W5041UG E4 : KDC-W5641UY...
  • Page 44 W100 R92-2053-05 CHIP R 0 OHM J 1/8W E3E4E5 K1 : KDC-X492 K2 : KDC-MP438U K3 : KDC-MP408U M1 : KDC-MP5539U Indicates safety critical com po nents. M2 : KDC-MP5039U E1 : KDC-W5541U E2 : KDC-W5041UA E3 : KDC-W5041UG E4 : KDC-W5641UY...
  • Page 45 ✽ 74LVC08APW MOS-IC A320 X86-4032-70 FRONT-END UNIT E1E2E3 K1 : KDC-X492 K2 : KDC-MP438U K3 : KDC-MP408U M1 : KDC-MP5539U Indicates safety critical com po nents. M2 : KDC-MP5039U E1 : KDC-W5541U E2 : KDC-W5041UA E3 : KDC-W5041UG E4 : KDC-W5641UY...
  • Page 46 MACHINE SCREW (M1.7X2.5) N09-6007-15 MACHINE SCREW (M2X2) N09-6051-15 TAPTITE SCREW (PT2X5) K1 : KDC-X492 K2 : KDC-MP438U K3 : KDC-MP408U M1 : KDC-MP5539U Indicates safety critical com po nents. M2 : KDC-MP5039U E1 : KDC-W5541U E2 : KDC-W5041UA E3 : KDC-W5041UG...

  • Page 47: Specifications

    FM tuner section Frequency range Auxiliary input 200kHz space ........87.9MHz~107.9MHz Frequency response (±1dB) ......20Hz~20kHz 50kHz space (KDC-MP408U) ..87.5MHz~108.0MHz Input Maximum Voltage ..........1200mV Usable sensitivity (S/N=30dB) ....9.3dBf (0.8μV/75Ω) Input Impedance ............10kΩ Quieting Sensitivity (S/N=50dB) ....15.2dBf (1.6μV/75Ω) Frequency response (±3.0dB) ......30Hz~15kHz General Signal to Noise ratio (MONO) ........70dB...
  • Page 48 LW tuner section Weight .................1.40kg Frequency range ......... 153kHz~281kHz Usable sensitivity (S/N=20dB) ........45μV KENWOOD follows a policy of continuous advancements in development. For this reason specifi cations may be changed without notice. DANGER: Please do not look at the laser beam directly during...

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