Kenwood KDC-BT838U - Radio / CD Service Manual Download Page 34

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KDC-BT7539U/BT8041U

/BT8141UY/BT838U

X34-597x-xx (5/5)

4.0V
4.0V

8.0V

4.0V

3.3V

1.8V

3.3V

32.768kHz

3.3V

1.8V

3.3V

9MHz

3.3V

5.0V

IC964

(X34- ) (B/2)

IC965

IC700

KDC-BT7539U/BT8041U/

BT8141UY/BT838U (1/2)

Q900

Q901

CN901

J682

BT MODULE

P682

CN902

BUFFER

3.3V

D973

CN962

D971

D972

MIC

to BT

MODULE

3.3V AVR for

ROM TYPE)

(FLASH

BUFFER

STANDBY

CONTROL

SRAM

IC700

SUB u-COM

Q703

Q702

Q704

B LINE

SIGNAL LINE
GND LINE

IC11

: M5237ML-CF0J

IC21

: R1114N331B-TR

IC61

: LT3684EMSE

IC71

: LT3467A

IC211

: STMPS2151STR

IC301

: E-TDA7478AD

IC331,964

: NJM4565V-ZB

IC451

: E-TDA7415CB

IC501

: E-TDA7850A

IC601

: 30626FHP3A7GP

IC602

: XC6120N362N1

IC604

: 74HC2G02DP

IC605

: 74AHCT08PW

IC607

: 74LVC08APW

IC608

: BR24L04FV-W

IC700

: 92CD28AFG6VV1

IC750

: 341S2094

IC965

: SI-3033KMS

Q11,21,31,41,51 :

Q12,33,43,407,408,683

: DTA124EUA

Q13,24,34,44,322,680,682

: DTC124EUA

Q22,32,42,52,72,

121-123,900,901: 2SC4081

Q23,321,681,703 : 2SA1577

Q71

: 2SB1184

Q81

: 2SC2713-F

Q82

: 2SB1260

Q141,145

: 2SB1188(Q,R)

Q142

: 2SA1576A

Q143

: DTA114EUA

Q144,146,602,684,702,

704,705

: DTC114YUA

Q151

: DTC144EUA

Q331

: 2SC4617

Q401-406

: DTC143TUA

Q603

: DTA114YUA

: S2V60-5009F46

D21,71-73

: D1FJ4

D22

: UDZW5.6(B)

D31

: UDZW8.2(B)

D41

: UDZW10(B)

D42,75,143,401,402,

453-455,501,502: DAP202U

D51

: UDZW15(B)

D61

∗

D74

: UDZW9.1(B)

D121,123,421-423,431-433

: UDZW6.8(B)

D124,161-164,434,439,973

: UDZW6.2(B)

D141,142,144,145 :

D151,971,972

: UDZW4.7(B)

D201,202

: AVRL1613R3FTA

D331

: DA204U

D611

: DA204K

KTA1046-P

D1F60-5063

IC751

: BR24L04FV-W

MODULE

to BT

IC603

NOT USED

TP964

TP965

TP968

TP977

TP979

TP966

GND1

TP963

TP967

TP976

TP978

TP980

TP981

TP975

TP972

TP974

TP973

9 10

1 2

U0 IN

U0 OUT

NC/VSS

VSS

MIC1P

MIC2P

MIC1N

MIC2N

SPK1P/I2S CLK

SPK2P/I2S SYNC

SPK1N/I2S IN

SPK2N/I2S OUT

VCC

NRESET

U1 IN

U1 OUT

2
3

2.4425GHz

L964

3 4

1 2

GND
GND
GND
GND

7
8

VCC

GND

C970

22K

R970

C972

22K

R972

560P

C900

10K

R902

10K

R900

100K

R974

22P

C902

2.2

R982

0.1

C968

100K

R976

22P

C974

22P

C903

100K

R973

10K

R901

10K

R903

22P

C973

100K

R975

560P

C901

22K

R969

C969

22K

R971

C971

2200P

C908

2.2K

R910

180

L962

R908

1000P

C904

680P

C906

4.7K

R906

4.7K

R904

C977

680P

C907

R909

2200P

C909

4.7K

R905

4.7K

R907

2.2K

R911

1000P

C905

VIN

GND1

VOUT

C976

C975

0.1

C981

R983

12K

R984

22K

R985

330

R963

330

R964

100

R978

100

R977

4.7K

R960

47K

R961

C965

47K

R965

ANT

Q702,703

Q704

R713

R716

R715

22K

100

R706

R704 22K

BU3.3V

R700

C701 0.01

TP707

TP700

R701 100

R705

100

DVSS

IPOD RDY

MSTOP

REQ S

MRST

R769

R709

R708 100

C702

22P

C703

18P

C704

0.01

BU3.3V

VIN

R707

32.768kHz

X700

C715

0.01

C716

C705

100K

DVCC3B

BSIF ST REQ

XT1

VOUT1

DVCC1B

DVSS

PWE

XT2

VIN

2.2

C717

0.01

C706

DVCC1A

VOUT2

DVSS

DSP RST

CCE

BSIF BCK

ROMCOR DET

DVCC3A

BSIF GATE

BSIF DATA

IPOD SCL

IPOD SDA

CD CLK

40 100

42 100

100

CLK

CD SO

CD SI

DATA S

DATA M

DVSS

CD PON

DVSS

DVCC3A

DSP REQ

CD DRIVEMUTE

CD SRAMSTB

R711

22K

R710

R781

TP706

3.3V

-1

3.3V

C708

0.01

22K

R714

100

R723

22K

R720 22K

C712

C711

15P

9.000MHz

CD LOE LIM SW

USB D-

AM0

USB D+

USB VBUS SW

USB OC

DVCC3A

DVSS

R727

X701

IPODDET

CD MUTE

IPOD RST

BSIF LRCK

DVSS

DVCC3A

100

R719

100

R726

R721

R724 100

TP701

TP703

AM1

BOOT

ZDET IN

REQ M

DVSS

DVCC3A

R722

R725 4.7K

100

TP708

3.3V-1

C710

3.3V-1

0.01

3.3V

-1

C709

0.01

3.3V

-R

BT-L

D5V

3.3V

-2

A8V

220u10

C978

220u10

C979

1/2W

0.47

1/2W

0.47

R913

R912

CAUTION :

For continued

safety, re place safe ty critical

components only with manu-

facturer’s rec om mend ed parts

(refer to parts list).

Indicates safety critical com-

po nents. To reduce the risk of

electric shock, leakage-cur rent

or resis tance mea sure ments

shall be carried out (exposed

parts are acceptably in sulat ed

from the supply cir cuit) be fore

the appli ance is returned to the

customer.

• DC voltages are as mea-

sured with a high impedance

voltmeter. Val ues may vary

slight ly due to vari a tions be-

tween indi vidual instru ments

or/and units.

Summary of Contents for KDC-BT838U - Radio / CD

Page 1: ...3 2970 60 TDF BT89D KDC BT8041U BT8141UY Y33 2970 61 TDF BT8041U KDC BT7539U Y33 2970 62 TDF BT7539U CD MECHANISM EXTENSIONCORD 30P E39 1014 05 DC cord K M type E30 6428 05 DC cord E type E30 6671 05 Escutcheon B07 3245 01 Mounting hardware assy J21 9716 03 Remote controller assy A70 2085 05 Lever D10 7012 04 x2 Carrying case K E type W01 1710 05 Compact disc W01 1723 15 Screw set K M type N99 175...

Page 2: ...W16V USB PAN5V BU3 3V IC1 IC700 IC601 IC501 SERVO B B FDC FL B SW DC DC FL D5V DC DC SW PAN5V HI SIDE SW FL B USB5V VBUS OC BT3 3V DC DC PAN5V BT3 3V DET B U SERGE SW EJE SRC KEY MATRIX KEY ROM CORR ROTARY ENCODER REMOTE CONTROL DRIVER LED FL B u COM PANEL LEVEL SHIFT AUTHENTICATION iPod u COM USB CD SUB SYSTEM VBUS OC ROM CORR PON5V ROM CORR DRIVER MUTE K M TYPE BU5V MODULE BLUETOOTH BOOK TEL A8V...

Page 3: ...ILTER REVERSAL CIRCUIT Q13 BU1 5V REG IC5 IC6 IC11 SW3 3V REG SW1 5V REG LOADING VREF 12EJE SW LOS SW LOE SW MOTOR LO EJ A GND A8V A B C E F TR OUT FO OUT DM OUT FM OUT A3 3V LD SIGNAL S GND S7 5V FO OUT TR OUT DM OUT FM OUT DRV MUTE SO SRAMSTB SI BUCK CCE PIO0 SRAMSTB BUCK CCE PIO0 SO SI MRST MRST C88 R82 C87 R83 R ch L ch L ch R ch ZDET MUTE L R D GND D GND BU1 5V SW1 5V SW3 3V AGND BU5V P ON PD...

Page 4: ... System μ com Controls FM AM tuner the changer CD mechanism Panel volume and tone IC602 Reset IC L when detection voltage goes below 3 6V or less IC603 ROM CORRECTION For Main program correcting emergency EEP_ROM IC604 Muting logic IC Controls logic for muting IC605 Logic IC Level Shift 3 3V 5V IC607 Logic IC Level Shift 5V 3 3V IC608 EEP_ROM Memory of TEL BOOK for Blue Tooth IC700 Sub μ com USB C...

Page 5: ...RESET is ON Q681 682 PANEL 5V SW When Q682 base gose Hi PANEL 5V is outputs Q683 684 LEVEL SHIFT CD mechanism 3 3V to Sysytem μ com 5V Q702 703 3 3V_AVR_for_IC700 flash_type When base of Q702 is H 3 3V_On Q704 Decoder SRAM standby control Buffer When base of Q704 is L SRAM_STBY Q705 CD LOE_LIM SW_Buffer When base of Q705 is H Loading_End Q900 L P F L P F for BT Output Rch Q901 L P F L P F for BT O...

Page 6: ...Panel connector attach detach detection terminal H Panel detach L Panel attach 18 SRC_KEY I Source key input H OFF L ON 19 RDS_DATA I RDS decoder DATA input terminal 19 NC O Not used Models without RDS Output is fixed to L 20 CD_DRIVEMUTE O CD motor driver mute output 20 NC O Not used Models with USB Output is fixed to L 21 EJECT_KEY I Eject key input H OFF L ON 22 PANRST O Panel reset terminal H ...

Page 7: ...g to re write 40 CD_MOTOR O CD motor control terminal 41 CD_LOE_LIM_SW I CD detection terminal Chucking SW H Loading completed L No disc 42 CD_LOS_SW I CD loading detection terminal L Ejection completed 43 CD_DISC12_SW I CD disk detection terminal 12cm L 12cm disc 44 PAN_SC_CON O Panel operation control terminal CE when re writing system μ com H In normal condition L Stop the panel 45 CD_LOEJ I O ...

Page 8: ... fixed to L 67 BT_RST O BT module reset terminal H Normal H BT reset 67 NC O Not used Models without BT Output is fixed to L 68 NC O Not used Output is fixed to L 69 MUTE_SA I O IC 2 MUTE_A control Spectrum analyzer MUTE L Mute ON Independent setup of time constant 0 5ms Hi Z In normal condition 70 PWIC_DC_DET I DC offset detection terminal 71 ACC_DET I ACC detection ACC detected L ACC not detecte...

Page 9: ...ot found 87 TUN_SMETER I S meter voltage detection terminal 88 RDS_NOISE I FM noise voltage detection terminal 88 NC O Not used Models without RDS Output is fixed to L 89 RDS_AFS_M I O Time constant switching when noise is detected L During AF search Hi Z In normal condition 89 NC O Not used Models without RDS Output is fixed to L 90 TYPE_1 I A D 5 patterns q Refer to Destination table 90 NC O Not...

Page 10: ...on has power supply terminal 15 RVOUT2 Built in regulator 1 5V output Flash version does not output voltage 16 DVCC1A Power supply terminal for built in logic 17 DVSS GND terminal 18 22 NC O Not used Output is fixed to L 23 CD_CCE O Command I F CD mechanism chip enable terminal 24 CD_RST O RESET CD mechanism RST terminal H Normal L Reset 25 NC O Not used Output is fixed to L 26 DVSS GND terminal 2...

Page 11: ...leted H No disc 83 DVSS GND terminal 84 DATA_M O Serial I F with system μ com Sending 85 DATA_S I Serial I F with system μ com Receiving 86 CLK O Serial I F with system μ com Clock output f 1M or less 87 CD_SO O Command I F Serial I F Sending 87 FLSH_UO O For writing data in Flash 88 CD_SI I Command I F Serial I F Receiving 88 FLSH_UI I For writing data in Flash 89 CD_CLK O Command I F Serial I F ...

Page 12: ...ontrol H Data through L Data latch 24 LED CONT UNDER O LED side luminescence Under FL display PWM output H LED ON L LED OFF 24 LED CONT RED O Vari RED PWM output H LED ON L LED OFF 25 NC Not used Output L fixed 26 LED CONT RTY1 O LED rotary VOL side PWM output H LED ON L LED OFF 26 LED CONT GREEN O Vari GREEN PWM output H LED ON L LED OFF 27 28 NC Not used Output L fixed 29 PAN DATA O Data transmi...

Page 13: ... L fixed 71 SC CON I System μ COM communication Panel operation control H Panel operated L Panel operation stopped 72 NC Not used Output L fixed 73 KR2 I Key return input q 74 KR1 I Key return input q 75 NC Not used Output L fixed 76 KS1 I O Key scan output q Switches between output L and Hi Z 77 KS2 I O Key scan output q Switches between output L and Hi Z 78 KS3 I O Key scan output q Switches bet...

Page 14: ...he target key in the center 3 Press the key briefly to finalize the display 2 Perform the same operations as above on the keys 1 2 3 4 5 and 6 of the remote controller TUNER Setup adjustment mode specification 1 Use FM AM key to select TUNER band 2 Press and hold key for 2 seconds to enter TUNER adjustment mode At the same time set FM receive fre quency to 98 3MHz 3 Use FM AM key to change between...

Page 15: ...ocess dedicated for the test mode P CON is recovered by Power OFF ON Special display in tuner sourse Error is found in front end etc if indications below are displayed while in tuner sourse TNE2P_NG E2PROM inside front end values are still default not determined TNCON_NG Cannot communicate with the front end K3I forced switching Every time when 6 key is pressed in tuner FM band switched in the fol...

Page 16: ...play and press the key briefly to enter the MENU Press the remote control DNPP SBF key and the DIRECT key to enter the MENU Continuous forwarding by remote control is prohibited Only in the Test mode add PH SEL Phone Selection in the multi function display of the STANDBY source and this shall be included in the initial item and shall be lo cated at the top of the item The initial item in TUNER sou...

Page 17: ...ct Menu mode ROM_Read_Mode Front end Mother Process to transfer data ROM_Write_Mode Mother Front end Process to transfer data Operation Display Description In the above ROM Read Mode Press and hold key for one second to select Yes ROM_Reading Front end Mother ROM data transfer in progress ROM_Read_OK Front end Mother ROM data transfer OK ROM_Read_NG Front end Mother ROM data transfer NG In the abo...

Page 18: ...for xx When less than 1 hour display by increment of 10 minutes 00001 10922 is displayed for xxxxxx MAX 10922 hours AM key FM key 4 key Remote controller Key pressed briefly CD operation time is displayed Display CDTim_0H _ 00 50 is displayed for xx When less than 1 hour display by increment of 10 minutes 00001 10922 is displayed for xxxxxx MAX 10922 hours 5 key Remote controller Key pressed brief...

Page 19: ...P a n e l _ K _ w i t h _ B T NG Mother for E destination Panel for M destination NG _ M o t h e r E _ w i t h _ B T _ P a n e l _ M _ w i t h _ B T NG Mother for M destination Panel for K destination NG _ M o t h e r M _ w i t h _ B T _ P a n e l _ K _ w i t h _ B T NG Mother for M destination Panel for E destination NG _ M o t h e r M _ w i t h _ B T _ P a n e l _ E _ w i t h _ B T NG Note 1 The...

Page 20: ...and reset start to go into the DC offset error display mode While is being displayed power can be ON for 30 minutes 2 While in STANDBY source the current DC offset error detection condition is displayed Upper row DC offset error detection display 1 To show such detec tion as the improper connection and other detection Display DC1_OK__ not detected ERR Improper connection or other error is detected...

Page 21: ... 2 key of the remote controller 3 times Input for C and press key Press 2 key of the remote controller once Input for A and press key Press 7 key of the remote controller 2 times Input for R and press key 3 The security is cleared and the unit enters STANDBY mode 4 If wrong codes are input _ _ _ _ will be displayed again Purpose Prevent customer s vehicle speakers damages burnouts and smoking Avoi...

Page 22: ...y the reset is limited to 4 times The startup is inhibited for the 5th time and later reset PROTECT display has to be blinked Note while in the test mode While in the test mode even if DC leak is detected it is not written into E2PROM When an error is detected the display is enabled Other Function for checking and clearing data in E2PROM by a given key shall be included Used at production dpt and ...

Page 23: ...13 CP14 CP15 CP17 L1 L2 C5 R62 R69 R71 R72 R74 R75 C6 C13 R47 R46 R45 R48 R44 R43 R42 R41 R49 R50 R51 CP21 R64 R65 R66 5 8 1 4 4 3 2 1 1 100 76 25 51 75 50 26 B E B E B E E B B E BE BE J1 D41 D19 D20 Q1 Q3 Q4 Q5 Q6 Q7 D40 D18 D92 D93 D94 D95 Q11 IC1 IC2 IC4 RTLY2 CCW RTLY1 CCW FL B ESD GND SDA SCL RTLY2 CW ILL DGND CNVSS ILL B PAN5V TP2 FL GND RTLY1 CW TP33 TP4 TP3 TP22 TP24 TP1 TP20 TP19 TP17 TP5...

Page 24: ...3 R148 R301 R302 R303 R308 R331 R332 R334 R335 R336 R337 R338 R431 R436 R437 R438 R439 R441 R453 R512 R601 R606 R608 R609 R615 R616 R631 R634 R636 R641 R646 R651 R652 R654 R655 R658 R663 R666 R684 R685 R686 R687 R688 R689 R690 R696 R R R710 R156 X601 X700 R771 C621 C456 C455 C444 R443 64 49 32 17 16 48 33 8 5 4 1 8 5 4 5 8 4 5 8 100 25 51 75 76 26 50 7 14 8 7 14 8 4 3 2 8 9 16 10 30 21 33 40 20 11...

Page 25: ... R969 R970 R971 R972 R973 R974 R975 R976 R984 C905 C973 W962 C974 C903 C902 C901 X700 X701 R771 C715 C906 C907 C908 C909 R908 R909 R900 R902 R903 R901 R910 R911 R912 R913 B E C981 G I 4 5 3 1 5 4 3 4 6 25 51 75 50 26 100 76 5 6 10 G O 10 30 21 20 11 5 20 16 10 6 11 15 30 4 5 8 B E B E B E B E B E B E B E B E B E B E B E B E B E B E B E B E B E B E P71 Q11 Q31 Q41 Q51 Q21 CN901 CN962 CN902 CN201 D1...

Page 26: ...47 R149 R161 R162 R163 R164 R212 R234 R342 R343 R344 R432 R433 R434 R451 R452 R507 R513 R617 R624 R627 R668 R670 R672 R674 R691 R692 R705 R719 R736 R737 R739 R740 R742 R746 R752 R756 R765 R766 R977 R502 R503 W963 R770 R772 R775 R776 R773 R774 R75 C73 R961 W402 R73 R74 C2 4 5 8 B E B E B E E B B E E B B E B E B E B E B E B E B E B E B E B E B E B E B E TP18 TP432 TP28 TP699 TP19 TP629 TP22 TP613 TP...

Page 27: ...8 R411 R412 R413 R414 R417 R418 R421 R422 R423 R424 R425 R432 R433 R434 R435 R440 R614 R617 624 627 R639 B E B E B E B E B E B E B E B E TP432 TP321 TP338 TP343 3 TP615 TP331 TP407 TP420 TP431 TP600 TP322 TP323 TP325 TP326 TP327 TP328 TP330 TP332 TP334 TP336 TP339 TP340 TP341 TP342 TP401 TP402 TP403 TP404 TP405 TP406 TP421 TP422 TP423 TP433 TP434 TP435 TP436 TP437 TP438 TP439 TP440 TP441 TP442 TP4...

Page 28: ...s and capacitors R285 R262 C66 R263 R221 R222 R226 R228 R230 R61 R264 C44 R280 R281 C61 C64 R257 R258 R259 R261 R260 C30 C32 CP7 R216 R40 R41 C104 R60 BE S1 S2 S3 Q13 CD PLAYER UNIT X32 6130 00 J76 0495 12 Z AA AB AC AD 1 2 3 4 5 6 7 PC BOARD COMPONENT SIDE VIEW X32 6130 00 Ref No Address Q13 4AC ...

Page 29: ...R247 R289 C94 C95 C103 1 3 4 5 3 1 5 4 16 1 30 1 1 100 25 75 51 76 26 50 G O I 1 12 24 13 E B CN2 D2 D3 D4 Q1 CN1 IC4 IC6 IC5 IC3 IC11 CD PLAYER UNIT X32 6130 00 J76 0495 12 DGND PON CCE BU5V AMUTE A8V SI LOAD EJECT LOS SW 12 SW D3 3V B GT B RQ IO1 FM D1 5V TRK TRK C AGND A3 3V IOP IOP F E GND DGND RF V ARF RFRP FE SBAD TEZI A B SGND S7 5V DRVMUTE 8 SW LOE SW SRAM A GND LCH ZD B DT B BCK SBOK SBSY...

Page 30: ...4 TP326 TP323 RDSMUTE STDGND R 4 5 D GND2 RDSOUT 6 7 8 TU R TP325 R342 100 22 R663 100 TP683 38 ILL B C323 0 01 TP331 TP327 TP329 TP328 AMIFOUT SMETER 9 10 11 PLLGND VDD5V 12 13 TP330 TP337 TP335 TP333 SDA D GND SCL 14 15 COM B IFC 16 17 TP332 TP336 TP334 C303 0 01 EXTRES 7 88 Q331 C324 0 01 89 9 10 FILOUT NU 8 FSEL TM L323 87 4 7uH C308 270P 2 2 28 27 R324 470 86 R323 470 C307 TP300 OSCOUT 11 12 ...

Page 31: ...1 2 72 0 10 2 71 KDC BT7539U KDC BT8141UY KDC BT838U KDC BT8041U M1 E2 K E1 YES YES YES No UNIT MODEL NAME NATION DESTI D A C B E X86 4030 11 X86 4032 70 X86 4030 11 X86 4032 70 A322 CP603 100 R618 4 7K R664 4 7K 25 24 28 27 TP604 NC F SEL1 26 28 27 R633 100K R632 100K 31 30 29 32 31 30 29 34 33 32 BT BT DATA BT SYS DATA TP608 TP607 R616 22K 47K PWGND4 PWGND3 ACGND PWGND2 PWGND1 BU5V 1 CD R CD L T...

Page 32: ...82 79 80 81 77 R656 100K R653 47K 73 R74 1 8K SOC MUTE R63 33K R64 CD MUTE C6 1500 TP201 4 3 USB GND D TP204 USB5V D 0 1 C213 47K PON5V C212 Q602 603 BU3 3V R635 50 D5V PON5V R61 12K 1 5 0 1 C211 77 78 FAULT 220u16 2 3 GND OUT EN R213 R211 100 22K 4 IN 52 51 22uH C64 L61 10 C54 10 0 1 C61 C63 0 47 PG BIAS FB VC RT 1 BOOST VIN SW BD 4 3 2 RUN 5 TP26 100K 7 8 9 10 6 R62 10K BU5V 2 C620 65 LINE MUTE ...

Page 33: ... 33 67 85 85 R670 100 11 VCC 7 GND 1 2 3 4 8 12 14 13 6 5 7 GND 10 9 8 22K 97 TP702 65 71 C701 TP707 TP700 100 D N N N 99 98 R739 89 SCL SDA R746 100 R745 100 R744 100 92 C714 1 3 94 R767 0 01 93 89 100 B R D B B 96 95 94 93 IP IP C R740 100 90 R742 100 92 91 R735 100 R734 100 86 BU3 3V 3 3V 1 88 87 R738 22K 85 84 82 C C R737 100 C 88 100 R736 87 D D 84 86 85 D 83 NC26 R750 4P VSS C51 BU3 3V R52 4...

Page 34: ... 10K R901 10K R903 22P C973 100K R975 560P C901 22K R969 1 C969 22K R971 1 C971 2200P C908 2 2K R910 180 L962 1K R908 1000P C904 680P C906 4 7K R906 4 7K R904 1 C977 680P C907 1K R909 2200P C909 4 7K R905 4 7K R907 2 2K R911 1000P C905 1 2 3 VIN GND1 VOUT 22 C976 C975 0 1 10 C981 1K R983 12K R984 22K R985 7 5 8 6 330 R963 330 R964 6 8 7 5 2 1 100 R978 100 R977 10 12 10 12 4 7K R960 47K R961 10 C96...

Page 35: ... NC NC NC ROMCOR DET EPM NC NC NC NC FLASH CE NC NC LED CONT TOP LED CONT TRI NC NC NC SC CON NC NC NC NC 69 71 70 68 67 NC NC NC VSS NC 66 65 64 63 62 61 55 VCC2 ROTRY1 CCW ROTRY1 CW ROTRY2 CCW ROTRY2 CW NC 58 60 59 57 56 NC NC SCL SDA 54 53 52 51 49 50 48 46 47 44 45 42 43 40 41 TP75 100K 38 39 36 37 34 35 32 33 TP74 30 31 28 29 26 27 CP12 100 R78 CP18 47K DGND 0 01 C91 GND A2 A1 A0 3 4 2 1 GND1...

Page 36: ...ND1 LGND1 F 1 19 20 18 SI2 13 CLK1 LAT1 BK1 VDD1 15 16 14 NC11 NC12 SI1 12 10 11 VDD2 BK2 LAT2 CLK2 8 9 6 7 LGND2 PGND2 VH2 4 5 2 3 100K R61 100P C61 F 1 1 70 12 30 R1 70 3 70 10 70 5 70 7 TP29 TP27 TP26 TP28 TP24 TP25 TP23 TP30 TP21 TP22 CP20 4 7K TP92 TP91 31 29 15 17 71 30 32 52 51 CP21 48 20 24 47 26 70 6 23 22 33 5 3 Q11 CD RECEIVER IC1 A UNIT No PAN5V PAN5V 1 FDC FDC FL B FL B FDC KDC BT838U...

Page 37: ... 0 01 C96 47K R231 48 37 36 L R 41 40 43 42 0 1 C71 3 4 3 3V 1 5V 1 5V 1 5V TP216 TP215 TP336 TP317 TP311 TP78 TP69 TP77 TP76 TP75 TP57 TP56 TP94 TP66 TP200 TP80 TP81 TP344 TP64 TP203 TP209 TP204 TP67 TP65 TP93 TP90 TP91 TP351 2 2 C24 0 R207 1 2 3 4 5 6 7 8 9 10 11 12 POWVCC1 POWGND1 VO1 VO1 VO2 VO2 VO3 VO3 VO4 VO4 POWGND2 POWVCC2 24 23 22 21 20 19 18 17 16 15 14 13 IN1 CNT SLIN LDIN BIASSW IN3 IN...

Page 38: ...58 57 IPF SBOK SFSY C66 1 74 CP7 10K C64 0 1 66 AOUT1 60 59 62 61 MS GPIN DOUT 64 63 65 BCK AIN LRCK 70 68 67 69 LRCKI BCKI VSS4 VDD1 3 72 71 73 PVDD3 AWRC TMAXS PDO LPFO 75 LPFN TMAX RVREF VCOF PVSS3 SLCO RFI 78 76 77 79 80 C30 0 01 3300P C34 0 1 TP87 TP113 TP88 TP53 TP85 VSS1 18 19 20 21 22 23 24 25 TEST BUCK BUS3 BUS2 BUS1 BUS0 SRAMSTB VDDM1 VDD1 2 CCE RST VSS2 VDDT3 1 DVSS3 2 DVDD3 DVSS3 1 LO ...

Page 39: ...x8 M1 6x6 0 M1 7x2 5 M2x2 φ2x5 BLK 1 6 WASHER M2x2 φ2x3 5 φ2x6 858 K K 52 F X32 DM1 14 24 DFPC1 28 25 16 29 19 31 26 13 12 10 30 27 42 11 17 18 23 45 38 DM2 1 850 849 806 834 807 44 39 40 15 22 G 55 51 8 33 809 36 33 Jx2 H 5 37 53 2 37 43 43 56 37 F F 37 43 43 E Cx2 41 32 35 Ax2 DPU1 B EXPLODED VIEW CD MECHANISM Parts with the exploded numbers larger than 700 are not supplied ...

Page 40: ...8 N80 2008 43 N83 3005 48 N09 6358 05 N83 3005 48 N83 3016 48 N86 2606 48 N80 3008 48 N83 3010 43 D M L E E E G B Dx2 Dx2 Hx2 Jx4 Dx2 D D 207 X34 WH151 X34 W321 X34 786 X34 X34 A 2 X34 B 2 A322 242 209 RC1 201 266 262 223x2 DC1 DC2 268 234 228 226 227 269 267 SIZE AA BATTERY NOT SUPPLIED Depends on the models Refer to the parts list Parts with the exploded numbers larger than 700 are not supplied ...

Page 41: ...293 14 KNOB ASSY JOG ASSY 249 3C K28 0323 04 KNOB ASSY VOL ASSY 262 1C N84 4016 48 PAN HEAD TAPTITE SCREW KM1 266 1C N99 1757 15 SCREW SET KM1 A 2C N24 3015 48 E TYPE RETAINING RING B 2D N84 2005 48 PAN HEAD TAPTITE SCREW C 2C N80 2008 43 PAN HEAD TAPTITE SCREW D 1D N83 3005 48 PAN HEAD TAPTITE SCREW E 3C N09 6358 05 TAPTITE SCREW 267 1C W01 1718 05 MICROPHONE 268 1C W01 1723 15 COMPACT DISC 269 1...

Page 42: ... CHIP C 0 10UF K C101 CK73GB1C224K CHIP C 0 22UF K C102 CK73GB1A474K CHIP C 0 47UF K C103 CK73GB1H153K CHIP C 0 015UF K C104 CK73FB1A225K CHIP C 2 2UF K CN1 E41 2612 05 FLAT CABLE CONNECTOR CN2 E41 2630 05 FLAT CABLE CONNECTOR X1 L78 1221 05 RESONATOR 16 93MHZ CP7 RK74GB1J103J CHIP COM 10K J 1 16W R20 RK73GB2A184J CHIP R 180K J 1 10W R27 RK73GB2A912J CHIP R 9 1K J 1 10W R29 RK73GB2A102J CHIP R 1 0...

Page 43: ...CHIP C 4 7UF K C335 CK73GB1H103K CHIP C 0 010UF K C336 CD04AS1V100M ELECTRO 10UF 35WV C337 CK73EB1A475K CHIP C 4 7UF K C401 402 CD04AS1V100M ELECTRO 10UF 35WV C405 406 CD04AS1V100M ELECTRO 10UF 35WV C409 410 CD04AS1V100M ELECTRO 10UF 35WV KM1 C421 422 CK73FB1E474K CHIP C 0 47UF K C423 CD04AS0J470M ELECTRO 47UF 6 3WV C424 CK73GB1H103K CHIP C 0 010UF K C431 CK73FB1E474K CHIP C 0 47UF K KM1 C432 CD04...

Page 44: ...HIP COM 100 J 1 16W CP609 RK74HB1J101J CHIP COM 100 J 1 16W KM1 CP610 RK74GA1J101J CHIP COM 100 J 1 16W KM1 CP612 RK74GA1J101J CHIP COM 100 J 1 16W CP615 RK74GA1J101J CHIP COM 100 J 1 16W R1 2 RK73EB2E103J CHIP R 10K J 1 4W R11 RK73FB2B221J CHIP R 220 J 1 8W R12 RK73GH2A243D CHIP R 24K D 1 10W R13 RK73GH2A432D CHIP R 4 3K D 1 10W R21 RK73FB2B123J CHIP R 12K J 1 8W R22 RK73GB2A223J CHIP R 22K J 1 1...

Page 45: ... 0K J 1 10W R610 RK73GB2A473J CHIP R 47K J 1 10W R612 RK73GB2A104J CHIP R 100K J 1 10W E1E2 R613 RK73GB2A473J CHIP R 47K J 1 10W R614 615 RK73GB2A102J CHIP R 1 0K J 1 10W R616 RK73GB2A223J CHIP R 22K J 1 10W E1E2 R617 RK73GB2A102J CHIP R 1 0K J 1 10W R618 RK73GB2A472J CHIP R 4 7K J 1 10W R619 RK73GB2A222J CHIP R 2 2K J 1 10W R621 622 RK73GB2A473J CHIP R 47K J 1 10W R623 RK73GB2A104J CHIP R 100K J ...

Page 46: ...GB2A473J CHIP R 47K J 1 10W R765 766 RK73GB2A101J CHIP R 100 J 1 10W R767 RK73GB2A223J CHIP R 22K J 1 10W R768 RK73GB2A222J CHIP R 2 2K J 1 10W R769 RK73FB2B2R2J CHIP R 2 2 J 1 8W R781 RK73GB2A000J CHIP R 0 0 J 1 10W R900 903 RK73GB2A103J CHIP R 10K J 1 10W R904 907 RK73GB2A472J CHIP R 4 7K J 1 10W R908 909 RK73GB2A102J CHIP R 1 0K J 1 10W R910 911 RK73GB2A222J CHIP R 2 2K J 1 10W R912 913 R92 341...

Page 47: ...ANSISTOR Q603 DTA114YUA DIGITAL TRANSISTOR Q680 DTC124EUA DIGITAL TRANSISTOR Q681 2SA1577 TRANSISTOR Q682 DTC124EUA DIGITAL TRANSISTOR Q683 DTA124EUA DIGITAL TRANSISTOR Q684 DTC114YUA DIGITAL TRANSISTOR Q702 DTC114YUA DIGITAL TRANSISTOR Q703 2SA1577 TRANSISTOR Q704 705 DTC114YUA DIGITAL TRANSISTOR Q900 901 2SC4081 TRANSISTOR TH500 PRF18BE471QS2 POSITIVE RESISTOR A322 2D X86 4030 11 FRONT END UNIT ...

Page 48: ...s No Description Desti nation 48 KDC BT7539U BT8041U BT8141UY BT838U F 1A N09 6051 15 TAPTITE SCREW BIND PT 2X5 G 2A N19 2163 04 FLAT WASHER H 1B N39 2020 48 FLAT WASHER 1 6X6X0 25 J 1B N09 6108 15 TAPTITE SCREW M2X3 5 K 3B N09 6155 15 SEMS TAPTITE SCREW PT2X6 DM1 3B T42 1066 14 DC MOTOR SPINDLE DM2 2B T42 1067 14 DC MOTOR LOADING SLED DPU1 2B X93 2130 01 OPTICAL PICKUP ASSY CD MECHANISM ASSY X92 ...

Page 49: ...w Green Blue Violet ppm C 0 80 150 220 330 470 750 Tolerance More than 10pF Code C D G J K M X Z P No code 0 25 0 5 2 5 10 20 40 80 100 More than 10μF 10 50 20 20 0 Less than 4 7μF 10 75 Voltage rating 2nd word A B C D E F G H J K V 1st word 0 1 0 1 25 1 6 2 0 2 5 3 15 4 0 5 0 6 3 8 0 1 10 12 5 16 20 25 31 5 40 50 63 80 35 2 100 125 160 200 250 315 400 500 630 800 3 1000 1250 1600 2000 2500 2150 4...

Page 50: ...ver Sampling D A Converter 24 Bit Spindle speed 500 200 rpm CLV Wow Flutter Below Measurable Limit Frequency response 1 dB 10 Hz 20 kHz Total harmonic distortion 1 kHz 0 01 Signal to Noise ratio 1 kHz 105 dB Dynamic range 93 dB MP3 decode Compliant with MPEG 1 2 Audio Layer 3 WMA decode Compliant with Windows Media Audio AAC decode AAC LC m4a files USB Interface USB Standard USB1 1 2 0 Full speed ...

Page 51: ...file CD player section Laser diode GaAlAs Digital filter D A 8 Times Over Sampling D A Converter 24 Bit Spindle speed 500 200 rpm CLV Wow Flutter Below Measurable Limit Frequency response 1 dB 10 Hz 20 kHz Total harmonic distortion 1 kHz 0 008 Signal to Noise ratio 1 kHz 110 dB Dynamic range 93 dB MP3 decode Compliant with MPEG 1 2 Audio Layer 3 WMA decode Compliant with Windows Media Audio AAC de...

Page 52: ...on Laser diode GaAlAs Digital filter D A 8 Times Over Sampling D A Converter 24 Bit Spindle speed 500 200 rpm CLV Wow Flutter Below Measurable Limit Frequency response 1 dB 10 Hz 20 kHz Total harmonic distortion 1 kHz 0 008 Signal to Noise ratio 1 kHz 110 dB Dynamic range 93 dB MP3 decode Compliant with MPEG 1 2 Audio Layer 3 WMA decode Compliant with Windows Media Audio AAC decode AAC LC m4a file...

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Kenwood KDC-BT838U - Radio / CD, Service Manual

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