Kenwood KDC-348U Service Manual Download Page 32

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KDC-348U/4751SD/BT41U/BT648U

/U4549/U4549SD/U549BT/X395/X695

X34-696x-xx (5/6), X15-1552-70 (1/1)

13.7V

5.0V

0V,2.4V,4.8V,10.3V

14.4V

8.5V

8.1V

10.3V

IC1

(X15-1552-70)

SYNTHESIZER UNIT

KDC-348U/4751SD/BT41U/BT648U

/U4549/U4549SD/U549BT/X395/X695 (1/2)

Q104

Q105

D801

to DC CORD

ACC DET

D106

D107

D108

LINE MUTE

Q102

BU DET

Q103

SURGE DET

Q101

P CON

D102

D101

D105

D103

D104

P ANT

∗

ILLUMI DET

∗

CONTROL SW

for SERVO +B

POWER

SUPPLY IC

+B AVR

SERVO

∗

Q10

CONTROL SW for IC1

∗

FER

MUTE

CONT

∗

A901

BLUETOOTH MODULE

D SLOT

CN1

SD SLOT

ERECTRIC UNIT (X34-69xx-xx)

IC1

: BD49131-V4

IC21

: R1114N331B-TR

IC51

: MP2562DS-X

IC71

: BD2224G

IC201

∗

IC202

: XC6119N28AN-G

IC203

∗

IC261

: MFI341S2162

IC301

: TC7SET125FU-F

IC401

: E-TDA7415CB

IC501

∗

IC601

: TC74VHCT08AFT

IC602

: TC7SET08FU-F

IC801

: E-TDA7851A

IC802

: 74HCT2G08DP

IC901

: NJM4565V-ZB

IC902

: NJM2845DL133B

IC921

: TC4053BFT(N)

: KTA1046-P

Q2,91,101-104

: 2SC4081

: RT1N241M-T111

Q4,6,8,10,93

: RT1P241M-T111

Q5,7,9,51,94,921

: RT1N436M-T111

Q92

: 2SC5053

Q105

: RT1N441M-T111

Q301,302 : RT1P237M-T111

Q701-706 : RT1N430M-T111

Q707,708 : RT1P144M-T111

Q951

: 2SB1689

: S2V60-5009F46

: HZS9-E(A1)

D3,91,101-104

: 1SR154-400

D4,6

: HSS4148

D51

: CMS14

D52

: 1SS355

D92,93

: UDZW5.6(B)

D105,401-403,701,702,

801

: MC2846-T111

D106-108 : UDZW6.8(B)

D201

: RB521S-30

D301,308,502

: MC2850-T111

D302-304,601-605,611

: RKZ6.8KG(B2)

D305,306 : LVS10C270S030

D307

: HZM6.8ZMWA-E

D921,922

: RKZ4.7KG(B2)

GND LINE

SIGNAL LINE

B LINE

TP909

TP902

TP910

TP911

TP907

TP906

TP912

TP913

TP914

25kHz

TP420

22K

R810

2.7K

C806

R804

330

R803

TH801

TP316

∗

R805

TP315

100K

R125

36K

R124

REAR Lch-

TP4

FL-

RL+

FL+

TP1

TP3

TP2

FRONT Lch+

FRONT Lch-

REAR Lch+

(F52-0023-05)

TP16

3300u16

RR+

RR-

RL-

FR-

FR+

TP7

TP5

TP6

TP8

FRONT Rch+

FRONT Rch-

REAR Rch-

REAR Rch+

P-ANT

TP11

REMO

P-CON

ACC

TP12

TP13

PHONE

ILLUMI

GND

TP14

TP15

FUSE

TP9

TP10

B.U.

F1 10A

TP19

C102

TP18

0.1

100K

R112

10K

R114

R115

R108

10K

20K

R111

10K

Q102

R113

22K

10K

R107

0.01

C101

12K

R117

TP17

47K

R110

R109

68K

R103

33K

R106

4.7K

R101

R118

68K

10K

R119

R105

R104

4.7K

R102

∗

R152

∗

R151

100K

R120

10K

R121

0.022

C106

C105

220u16

SERVO+B

ILL+B

100u6.3

C13

0.1

C4 0.1

BU5V

TP26

TP31

TP28

TP30

A8V

0.1

C11

BU5V

TP924

0.1

TP921

TP920

VCC1

SERVO+B

VCC2

SW5V

VDD

SEL1

ILM

SEL2

SERVO+B

GND

P-ANT

AUDIO

P-CON

2.5A

TP27

TP922

AM+B

TP25

0.1

C12

0.1

∗

C15

0.22

∗

4 5 6 7 8 9

10 11 12 13 14

VSS

SPK1P

MIC1P

SPK1N

MIC1N

VSS

VCC MIC

NBOOTS

NRST CPU

U3IN

U3OUT

TP915

47K

∗

R952

47K

∗

R914

∗

R901

0.1

∗

C912

330u6.3

∗

C910

0u35

C908

0.1

∗

C909

R917

47K

R956

R915

0.1

906

0.1

905

134

112

GND

GND
GND

3
4

EG5V

SWREG5V

A8V

SERVO+B

BU3.3V

TP6

TP10

TP8

TP9

TP7

TP5

TP4

TP3

TP2

TP1

14
13
12

9
8
7
6
5
4
3
2
1

NC
NC

SD CS

SCLK

VSS

SD CD

NC
NC
NC

VSS

VCC

SD DI(RXD)

SD DO(TXD)

C1 220P

C2 220P

C3 220P

YES

914,915

C909,

YES

MODEL NAME

YES

27P

10u35

YES

39P

10u35

YES

10u35

YES

10u35

YES

10u35

47u16

27P

39P

YES

27P

YES

10u35

YES

10u35

47u16

YES

10u35

YES

10u35

47u16

YES

10u35

27P

YES

27P

YES

NATION

DESTI-

YES

A901

YES

C411

YES

419

YES

47u16

10u35

C415-

C715,

C525

27P

YES

912,913

YES

716

YES

C910,

EX24008ATAS0A

TEF6614TV1S3-X

YES

EX24016ATAS0A

TEF6614TV1S4-X

EX24016ATAS0A

EX24008ATAS0A

EX24016ATAS0A

YES

TEF6614TV1S4-X

YES

TEF6614TV1S4-X

TEF6614TV1S3-X

TEF6614TV1S4-X

TEF6614TV1S3-X

YES

EX24008ATAS0A

EX24016ATAS0A

EX24002ATAS0A

EX24016ATAS0A

EX24002ATAS0A

YES

TEF6614TV1S4-X

TEF6614TV1S3-X

TEF6614TV1S4-X

TEF6614TV1S4-

TEF6614TV1S4-X

TEF6614TV1S3-X

YES

IC203

EX24008ATAS0A

YES

CP901

CN901

C921

YES

TEF6614TV1S4-X

IC501

IC902

IC921

YES

IC201

W05-1654-00

X34-6980-21

KDC-U7049BT

KDC-BT41U

SKDCBT6048U

KDC-BT51U

FLEX

KDC-5051U

KDC-BT31U

KDC-5751SD

KDC-4751SD

KDC-U7049BTL

X34-6962-71

X34-6963-21

X34-6982-71

X34-6972-71

X34-6962-72

X34-6982-72

X34-6962-73

X34-6980-22

KDC-348U

KDC-U6049L

KDC-U6049

KDC-U549BT

KDC-U4549SD

KDC-U4549

KDC-X895

KDC-BT848U

KDC-X695

KDC-X595

KDC-X395

KDC-BT648U

KDC-448U

U565SD

U565

X34-6960-13

X34-6970-22

X34-6970-21

X34-6960-21

X34-6960-22

X34-6960-23

X34-6980-11

X34-6980-10

X34-6960-11

X34-6970-11

X34-6960-12

X34-6960-10

X34-6970-10

X34-6980-01

X34-6970-01

UNIT No.

W05-1654-00

W05-1655-00

W05-1654-00

W05-1656-00

W05-1657-00

W05-1658-00

W05-1659-00

W05-1658-00

W05-1661-00

W05-1662-00

W05-1660-00

W05-1661-00

W05-1660-00

W05-1654-00

YES

1-PRE

3-PRE

1-PRE

2-PRE

1-PRE

J701

CARD DET

WP DET

COMMON

VSS2

DAT2

DAT1

DAT0

VDD
CLK

VSS1

CD / DAT3
CMD

YES

W05-1657-00

YES

405

L401-

YES

L509

YES

C916, 917

YES

3-PRE

BU5V

AM+B

Summary of Contents for KDC-348U

Page 1: ...DF 116DX KDC 4751SD Panel assy A64 5245 02 Y33 3480 10 TDF BT116D After replacing E2PROM IC203 on X34 tuner setting adjustment is needed The adjustment is that to perform the TUNER Setting Adjustment Mode Page 13 Tuner setting adjustment after replacing E2PROM Mounting hardware assy J22 2049 03 Lever D10 7139 04 x2 DC cord E30 6933 05 Screw set N99 1757 15 Carrying case W01 xxxx xx DC cord E30 693...

Page 2: ...1 Q101 ACC DET Q105 ILLUMI DET LINE MUTE D105 AM B SHIFT LEVEL Q5 10 SERVO B Q1 2 4VPRE B Q91 92 BU3 3V SW3 3V Q302 Q103 PANEL3 3V Q301 BU3 3V BU3 3V or SW3 3V BU5V SWREG5V 4VPRE B SERVO B BU3 3V SW3 3V PANEL3 3V Q951 SD3 3V BT3 3V USB5V SD3 3V BU3 3V SWREG5V SW3 3V FL B REMOTE ILLUMI KEY CN DET USB CN J3 J1 CONNECTOR IC2 to GND AUX CN J2 USB5V J301 ILLUMI B PANEL3 3V ROTARY ENCODER S1 SW3 3V FL B...

Page 3: ... AMP SERVO MP3 DECODER WMA DECODER 1M bit SRAM PROCESSOR AAC DECODER LEVEL SHIFT RESISTOR FILTER FILTER D1 5V IC5 Q14 REG BU1 5V OUTPUT D3 3V VREF 12EJE SW LOS SW LOE SW MOTOR LO EJ A GND TR OUT FO OUT DM OUT FM OUT A3 3V LD SIGNAL A B C E F S GND S7 5V FO OUT TR OUT DM OUT FM OUT DRV MUTE SO SRAM STB SI BUCK CCE PIO0 R15 SRAM STB BUCK CCE PIO0 SO SI MRST MRST C43 C44 Rch Lch Lch Rch ZDET MUTE L R...

Page 4: ...icrophone Q1 2 SERVO B AVR When Q2 s base goes Hi AVR outputs 7 5V Q3 4 Control SW for SERVO B ON when Q3 s base goes Hi Q5 6 Control SW for IC1 ON when Q5 s base goes Hi Q7 8 Control SW for IC1 ON when Q7 s base goes Hi Q9 10 Control SW for IC1 ON when Q9 s base goes Hi Q51 FREQ CONT SW for IC51 1 1MHz when the base goes Lo 1 7MHz when the base goes Hi Q91 92 4V PREOUT B AVR When Q92 s base goes ...

Page 5: ...h built in MP3 WMA ACC decoder and 1M bit SRAM IC5 BU1 5V D3 3V REG Power supply for BU1 5V Power supply for digital analogue audio 3 3V Q1 APC Auto Power Control Drives LD Laser Diode Q14 D1 5V Output Switches ON OFF at one end of BU1 5V line which is separated into 2 directions Uses output voltage as D1 5V D2 Laser Diode Protection Prevents reverse bias which is applied to laser Laser destructio...

Page 6: ...ACC OFF L 17 VFD CE O VFD control request 18 PON SW3 I O SW3 3V control ON L OFF Hi Z 19 BSIF LRCK O BS LRCK output 20 BSIF BCK O BS BCK output 21 BSIF DATA O BS DATA output 22 BSIF GATE O Data transfer starting signal 23 BSIF ST REQ I Data input request signal 24 MIC SW O BT microphone switching KDC BT648U L Panel microphone H Rear microphone 25 PON PANEL3 I O PAN3 3V control ON L Momentary power...

Page 7: ...trol w Refer to the truth value table 61 NC Not used Output L fixed 62 FSEL1 O SW REG frequency switching 63 NC SW REG frequency switching Output L fixed 64 PON SW REG O SW REG ON OFF L OFF H ON 65 BT SYS DATA O Data output to BT 65 SD DO O Data output to SD 66 BT BT DATA I Data input from BT 66 SD DI I Data input from SD 67 SD CLK O Clock output to SD 68 70 NC Not used Output L fixed 71 ILLUMI DE...

Page 8: ...a keeping 100 LX RST O Forced reset to slave unit H Reset L Normal 101 LX MUTE I Mute request from slave unit H Mute ON L Mute OFF 102 LX REQ M O Communication request to slave unit 103 LX CON O Start up request to slave unit H Slave unit ON L Slave unit OFF 104 USB PON O USB P ON output H ON L OFF 105 USB OC I USB over current detection L Detected H Normal 106 NC Not used Output L fixed 107 MUTE ...

Page 9: ... DC offset detection 133 NC Not used 134 LINE MUTE I Line mute detection TEL mute Below 1V Model without BT func tion NAVI mute Over 2 5V 135 138 NC Not used 139 TYPE 1 I Destination switching 140 TYPE 2 I Destination switching 141 142 NC Not used 143 SERIAL DET I For serial number writing 144 NC Not used Truth value table q CD motor control CD MOTOR Pin 45 CD LOEJ Pin 30 CD BRAKE Pin 29 Standby L...

Page 10: ...el that does not support firmware update function will not also support the version display mode 3 How to release each Test Mode Reset Momentary voltage drop ACC OFF POWER OFF Panel Detach Arbitrary key operation firmware and version display only 4 Production Test Mode How to enter the production test mode Press and hold 1 key and 3 key and reset Default status immediately after the mode activatio...

Page 11: ...USB AUX Basic operation of the ACCENT keys BT built in model Source Condition Operation Other than BT Mode HF interruption BT Mode source Easy Setting BT Mode Transmit possible condition displaying phone number Transmit Transmit impossible condition BT Mode clear Easy Setting HF interruption Receiving Off Hook connect Transmitting Off Hook disconnect Connected Off Hook disconnect Connected receivi...

Page 12: ...l lights ON Switch with other display 2 Toggle Serial No display S N 0 0 0 0 0 0 0 0 Serial No display 8 digit Display as it is in hex All lights ON All lights ON Switch with other display 3 Toggle All lights ON OFF All lights ON OFF with toggle 4 Toggle USB model only Information display iPod verification IC mount status display i P o d i P o d O K i P o d N G i P o d iPod verification IC mount s...

Page 13: ...ltage judgment display S M T R x x O K S M T R x x N G S M T R x x S meter value xx Current S meter value Determination result OK Within S meter voltage spec NG Out of S meter voltage spec No LEVEL OFFSET adjustment DISP Shift to TUNER setting adjust ment mode Shift to TUNER setting adjustment mode after switching to 98 3MHz SG setting values Frequency 98 3MHz Modulation frequency 1kHz Modulation ...

Page 14: ...time Operations in CDDA playback Operation Display content Details Special track up Every time pressed track up down performed as below No 9 No 15 No 10 No 22 No 12 No 13 No 14 No 9 However playback is from No 1 for discs with 8 tracks or less If transferred to tracks other than the above with B Skip up down is performed 1 track at a time to the nearest track Special track down 3 Special jump oper...

Page 15: ...the VOL PUSH key briefly Target model BT After the completion of the search press and hold the BAND key for 1 second to exit from the test mode Target model BT BAND Internal loop back ON 2 I N T L O O P F Set the Volume to 22 and turn the internal loop back func tion ON by pressing and holding for 1 second INT LOOP F Display internal loop back by FRONT micro phone INT LOOP R Display internal loop ...

Page 16: ...d 6 key simultaneously Default status immediately after the mode activation It shall be same as the normal activation Mode structure Service Test Mode can be executed independent of the current source Mode content Syscom shall display the following information after entering this mode The operation shown below shall be workable Display content Details S R V T E S T The display is released when ano...

Page 17: ...ion display mode Transit to CD error information display mode Move between BAND Forward search items with CD Mecha error log display M E C H A E R x x Mecha error history 1 2 3 latest History No 1 2 3 xx numbers of errors when there is none CD Load error info display L O A D E R x x Load error switch 1 2 Switch No 1 2 xx numbers of errors when there is none CD Eject error info display E J E C T E ...

Page 18: ...E X X X KDC BT41U C 1017WE 1 0 1 7 W K X X X KDC BT648U C 1017WK 1 0 1 7 W M X X X KDC U549BT C 1017WM 1 0 1 8 W K X X X KDC X695 C 1018W 1 0 4 0 W K X X X KDC 348U C 1040W 1 0 4 3 W E X X X KDC 4751SD C 1043WE 1 0 4 3 W M X X X KDC U4549SD C 1043WM 7 DC Error Information Mode How to enter the DC error information mode Press and hold 3 key and 6 key and reset Default status immediately after the m...

Page 19: ...tatus immediately after the mode activation It shall be same as normal activation Mode structure Forced update mode can be executed independent of the current source Mode content After entering the mode perform the normal SRC feed with the SRC key or DISC insertion The display of the SRC switching is shown in the same manner as the display of the normal mode After the completion of READING start t...

Page 20: ...57 C921 R617 C105 C80 C401 C403 C409 C807 C806 C455 C456 C453 C408 C407 C406 C405 R206 R208 C101 C202 R107 R112 R114 R802 R805 R806 C71 C261 C917 C916 C54 R117 R458 R115 R401 R119 R459 R929 R217 R463 R821 R113 R809 R456 R9 R317 R316 C55 C52 C58 C102 C106 C203 C822 C826 C828 R803 C458 R59 R71 R314 R262 R226 R230 R227 R703 R704 R709 R710 R715 R716 R804 R108 R261 R118 R619 R620 R216 R321 R322 R204 R2...

Page 21: ... R102 R107 R112 R114 R105 R104 C4 C912 1 13 2 14 R103 R110 R115 R113 09 R902 R953 R952 C55 C52 C58 C821 C822 C823 C824 R101 C826 C828 R803 R51 R53 R54 804 R108 C825 R120 C827 R111 R106 R109 R151 R152 C53 L51 L53 R951 R2 08 R901 R913 R57 R55 R52 R955 R956 F1 R125 R124 4 5 8 B E B E E B B E B E B E E B B E B E E B B E B E B E B E J I H G F 1 2 3 4 5 6 7 X34 696x xx Ref No Address IC1 4H IC51 4F IC71...

Page 22: ...8 C919 C918 R123 C21 C22 C23 C454 R315 TH801 C6 C7 R343 C901 C909 C11 C12 C13 C905 C906 R909 R908 R451 R453 R903 R904 R914 R907 R94 C902 C913 C93 C92 C914 C915 G O I R905 R906 R203 R452 R915 L901 R306 R301 R305 R96 C311 C451 C452 C904 C903 C801 C802 C803 C804 C15 R99 R404 R238 R95 R97 R232 R201 R91 R92 R93 R346 R347 R917 R121 C415 C419 4 5 8 4 5 3 1 E B E B B E E B E B E B B E E B E B B E C308 TP1...

Page 23: ...515 C517 C520 C601 C602 C303 C304 C506 R337 R338 R402 R213 R215 R212 R214 R606 R607 R609 R341 C528 C205 R713 R714 R707 R708 C501 C518 C306 C305 C530 C523 R618 R515 R516 R519 R452 C541 R333 R332 C527 C451 C505 C524 C801 C802 C525 C532 R513 R514 C533 C531 C507 L509 R518 R921 R922 R506 R323 R331 R927 R928 R605 R608 R334 R342 R324 R218 R202 R507 R508 R611 R505 R610 R612 R339 R340 R603 F719 R520 C539 C...

Page 24: ...1 P1 SYNTHESIZER UNIT X15 1552 70 J76 0737 12 U V W X Y 1 2 3 4 5 6 7 PC BOARD COMPONENT SIDE VIEW X16 707x xx Ref No Address IC2 6X DISP 2 4 BAND ACCENT 3 1 6 5 SRC EJECT USB AUX 1 1 4 49 1 3 C52 C54 C55 AUDIO VOL C60 C61 C62 C63 C64 SWITCH UNIT X16 707x xx J76 0731 02 IC2 ED1 J3 J2 S1 D51 D52 D53 D54 D55 D60 D61 D62 D63 D64 D65 D66 D67 D68 S2 S3 S10 S11 S15 S16 D69 ...

Page 25: ... Address Q20 3AC Q21 4AC Q22 3AC Q23 4AC SWITCH UNIT X16 707x xx J76 0731 02 D2 D3 D4 D5 D6 D7 D8 J1 Q21 Q22 Q23 D79 D82 CN1 D1 D9 D10 D81 Q20 1 2 23 24 R105 C14 C15 C16 C17 C41 C42 1 2 C53 C65 C69 C68 C71 C72 CP12 R1 R2 R3 R4 R5 R6 R7 R8 R11 R14 R16 R17 R21 R23 R103 R104 L1 R30 L2 R106 C11 R51 R52 R53 R56 R57 R58 R59 R60 C84 C83 C100 C10 C12 C13 C21 C81 C82 CP11 CP13 CP14 CP15 R10 R12 R13 R15 R22...

Page 26: ... Q14 CN1 D2 D4 Q1 S2 S1 X32 B 2 CD PLAYER UNIT X32 6250 02 A 2 J76 0556 12 BSIF LRCK BSIF ST REQ BSIF GATE D3 3 BSIF DATA S GND IPF DGND 8EJE SW BU5V ZDET D3 3V AGND D1 5V GND DFCT FOK AGND FOD TRD RFRP FE RFI IOP VREF TE ARF RF F E IOP 3 3V Rch AGND Lch SPDL SPDL TRK TRK PD C D A B LD FCS FCS OUT LOAD SLED IN EJECT SLED FO0 TRO FMD DMD S 7 5V MOTOR LO EJ DRVMUTE PON DGND CCE LOE SW SRAMSTB MRST P...

Page 27: ...6 R27 C49 C31 C25 R102 C54 C55 C51 C52 C18 C19 C24 C46 C59 R8 C6 C16 C57 R69 R5 R70 R71 C43 C44 C45 C8 C9 C14 C22 C26 C29 C101 CP7 R76 R13 R17 R18 R25 C12 C13 C15 C23 R6 R7 R9 R10 R11 R15 R39 R40 R52 R53 R54 R55 R56 R57 R65 R72 R73 1 20 41 60 80 61 21 40 1 3 5 4 1 24 13 12 D3 IC5 IC3 IC4 AN AM AL AK AJ 1 2 3 4 5 6 7 PC BOARD FOIL SIDE VIEW X32 6250 02 Ref No Address IC3 4AL IC4 3AK IC5 3AL ...

Page 28: ...NC3 MODE1 NC1 NC20 NC19 NC18 NC17 NC16 VSS I2CSCL I2CSDA MODE0 NC15 NC6 NC7 NC8 NC9 NC10 22K R261 22K R262 33K R263 0 1 C261 R267 3 3K R266 3 3K SDA SCL RST 0 R924 0 R923 0 R926 MPXOUT AMIFAGC2 AMRFAGC GNDRF FMIN1 FMIN2 AMRFIN AMRFDEC 0 47uH R514 R513 C532 L508 C530 1000P A8V 1 0 1 C506 0 27uH 15P 5 C533 0 22 C524 L504 C527 2P C525 1 1 8uH C523 1000P 4 3 2 L551 C501 C502 1 TU L TU R C505 0 22 8 7 ...

Page 29: ...OUT0L PAOUT0R PAOUT1L PAOUT1R 50 49 58 TUNERR 60 59 TUNERL MUTEA 54 57 56 55 MUTEB MUTEC 53 52 VP 51 MUXCR 12 MUXCL MUXBR MUXBL MUXAR MUXAL 10 9 8 12 11 7 11 10 9 8 7 WINTC1 WINTC0 WININ 15 14 13 43 48 44 45 46 47 SL RR RL 38 42 39 40 41 SR 37 34 35 36 9 1 C405 ACIN3R SAO SAC SAR S S DCERR 16 S ACOU ACOU S REF5 VOL VOL REF3 MU MU MU 1 10 10K R40 C411 10P C417 L404 0 R414 L405 R415 0 0 1 C916 L401 ...

Page 30: ... 87 86 85 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 MUTE PRE SW MUTE PRE NC USB OC USB PON LX CON LX REQ M LX MUTE LX RST AUD SCL AUD SDA TRACE DATA 3 TRACE DATA 2 TRACE DATA 1 TRACE DATA 0 TRACE CLK SWCLK SWDIO DVSS DVCC3 NC LX CLK LX...

Page 31: ... 105 104 22K R71 L52 0 1 C71 5 6 7 8 GND FREQ VIN BST 4 3 2 1 FB COMP EN SW 0 1 C54 30K R51 160K R53 150P C53 L53 160K R52 15 R59 82K R54 4 7 C58 62 64 1K R57 TP54 1000P C55 VDD GND CE NC 5 4 VOUT 2 1 3 1 C23 0 01 C21 1 C22 47u6 3 C24 1 2 3 4 5 6 7 U1IN U1OUT VCC VSS SPK1P MIC1P SPK1N R913 47K R902 47K R953 66 65 MIC P MIC N 51 7 5 47K R914 67 R951 100 2 2 C914 0 33 C915 7 5 R11 1000P C913 10u35 C...

Page 32: ...S YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES 39P 10u35 YES YES YES YES YES YES YES YES YES YES 10u35 10u35 YES YES YES YES YES YES YES YES YES YES YES YES YES ...

Page 33: ... YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES YES 47K YES YES 47K YES YES YES YES YES YES YES YES YES 47K 47K 47K YES YES YES YES YES YES 22K 47K YES YES YES 47K 47K 47K 47K 47K 47K YES YES 47K 22K 47K YES YES YES YES YES 22K 47K YES YES YES YES YES YES 100K 100K 47K YES YES 100K 100K 100K YES YES YES R214 47K R99 YES YES YES YES YES YES Y...

Page 34: ... G D D USB5V LED B LED B LED B LED B SW3 3V SW3 3V PAN3 3V PAN3 3V L2 0 R106 1000P C84 YES YES CN1 YES YES WHITE B30 1788 05 WHITE B30 1788 05 UNIT DESTI KDC BT41U MODEL NAME KDC BT648U KDC 4751SD SKDCBT6048U KDC U549BT KDC U4549 SD KDC X395 KDC 348U KDC X695 NATION FLEX M3 M2 E3 M1 K2 K3 K1 E1 K 2 71 3 21 0 22 0 21 0 10 No 0 11 0 10 2 71 0 11 BLUE B30 3210 05 BLUE B30 3210 05 BLUE B30 3210 05 RED...

Page 35: ...I5 G2 2 41 IC10 42 44 COL4 43 G1 2 45 R15 100 KI6 48 47 IC11 46 COL6 F 2 49 F 1 C13 1000P 1a 3a 2a 1G col5 S7 S6 col6 col1 S5 col2 col3 S4 col4 col1 S3 col2 col3 S2 col4 col1 S1 col2 col3 col4 3G 2G 1G 3G 1G 1a a m r n b c d k h e f g p j CAUTION For continued safety replace safety critical components only with manufacturer s recommended parts refer to parts list Indicates safety critical componen...

Page 36: ...TP504 8EJE SW LOE SW TP62 TP63 TP75 12EJE SW LOS SW 10 23 11 22 31 29 27 26 LOAD EJECT SLED IN SLED OUT 5 6 5 6 SPDL TP31 3 4 4 3 TP73 TP74 TP61 TP66 NC TP78 TP69 TP68 BU1 5 TP335 2 3 VOUT2 5 VIN 4 VOUT1 EN1 VSS 1 TP338 TP60 TP58 TP79 TP59 TP56 TP57 TP81 TP80 TP70 TP67 TP64 TP65 16 934MHz X1 57 VDD3 61 PIO6 60 PIO7 59 58 PIO5 PIO4 LO 51 VSS2 VDD1 2 54 56 55 PIO3 PIO2 PIO1 53 52 PIO0 XVDD3 XVSS3 DV...

Page 37: ...I1 FP11 TPI FSMONIT 16 17 18 19 20 VRO AVSS3 MDI LDO TP38 TE TP52 RF 4700P C59 0 033 C15 R18 10K R17 10K 0 1 C61 R14 10K 1 C26 0 1 C29 0 1 C27 0 01 C22 0 1 C25 100K R13 100 R15 1 C6 R10 330K R11 15K 0 015 C23 C24 47P TP511 IPF TP303 DFCT TP509 FOK 3300P C13 C12 0 1 TP113 RFI TP85 ARF 0 01 C14 1 C4 68P C3 C10 0 1 0 015 C11 FE TP39 RFRP TP111 91K R9 33K R65 0 015 C18 R8 6 2K 0 01 C19 TP107 TP108 TRO...

Page 38: ...1 B A A B C D E F G H N09 6108 15 N09 6426 15 N09 6735 05 N09 6737 15 N09 6738 15 N19 2335 14 N35 2003 48 N39 1720 48 31 28 20 29 27 33 34 64 21 76 52 25 16 18 19 24 36 37 36 39 15 32 48 22 23 51 47 12 30 F Hx2 40x2 50x2 Ax2 E A 3 1 DM1 68 61 50 57 56 56x2 55 57 69 65 54 DPU1 67 65 65 38 17 DM2 14 13 46 50 4 66 49 41 54 35 A B X32 A C E E E G 771 D D 771 X32 ...

Page 39: ...C D E G H J K L M N Ex2 E 701 238 221 204 222 208 216 226 254 233 239 255 253 240 250 252 256 251 259 E 771 703 A C C 772 M B B 770 731 205 Lx2 Dx2 N N K J 232 X34 793 H H H H G G 202 266 261 201 263 223x2 217 247 268 265 N80 2006 48 N09 6358 05 N09 6758 05 N35 2610 48 N80 2008 43 N86 2604 43 N86 2606 48 N80 3008 48 N83 3005 48 N84 3014 48 N86 2606 48 N89 3010 48 Depends on the models Refer to the...

Page 40: ...VER KK1E1 232 2D F11 1874 03 SHIELDING COVER K2K3M3 232 2D F11 1874 03 SHIELDING COVER M1 232 2D F11 1884 13 SHIELDING COVER E3M2 233 3C GE34055 001A USB DOOR COVER F1 2D F52 0023 05 FUSE MINI BLADE TYPE 10A 238 2C GE40504 001A SPRING TORSION 239 2C GE40505 001A SPRING COMPRESSION 240 3C GE40505 002A SPRING DETACH H54 5024 03 ITEM CARTON CASE K2 H54 5025 03 ITEM CARTON CASE K3 H54 5026 03 ITEM CAR...

Page 41: ... TACT SWITCH S10 11 NSW0326 001X TACT SWITCH S15 16 NSW0326 001X TACT SWITCH S1 T99 0484 05 ROTARY ENCODER D1 RKZ4 7KG B2 ZENER DIODE D9 10 RKZ4 7KG B2 ZENER DIODE KE1M1 D79 DA204U DIODE D81 HZM6 8ZMWA E ZENER DIODE D82 DA204U DIODE ED1 QLF0202 001 FLUORESCENT INDICATOR TUBE IC2 KSM 2003TN5B IR DETECT FOR REMOTO CONTROL Q20 RT1N436M T111 TRANSISTOR Q21 23 RT1P141M T111 TRANSISTOR C1 CK73FB0J106K C...

Page 42: ...K C58 CK73EB1H475K CHIP C 4 7UF K C71 CK73HB1A104K CHIP C 0 10UF K C72 CK73GB1C104K CHIP C 0 10UF K C73 C90 6990 05 ELECTRO 220UF 10WV C91 CD04AV1V100M ELECTRO 10UF 35WV K2K1 C92 93 CK73GB1H102K CHIP C 1000PF K K2K1 C94 CD04AV1V100M ELECTRO 10UF 35WV K2K1 C101 CK73HB1E103K CHIP C 0 010UF K C102 CK73GB1H104K CHIP C 0 10UF K C201 CK73GB1C104K CHIP C 0 10UF K C202 203 CC73HCH1H220J CHIP C 22PF J C204...

Page 43: ...CHIP C 0 10UF K M1 C921 CK73GB1H103K CHIP C 0 010UF K E1 CN301 E41 1828 05 FLAT CABLE CONNECTOR CN901 E41 3043 05 PIN ASSY KK1M1 CN901 E41 3043 05 PIN ASSY M2E1E3 J1 E58 0991 05 RECTANGULAR RECEPTACLE J301 E58 1144 05 RECTANGULAR RECEPTACLE J601 E56 0855 05 CYLINDRICAL RECEPTACLE KK1M2 J601 E56 0855 05 CYLINDRICAL RECEPTACLE K2K3M3 J701 E63 0972 05 PIN JACK KK1M2 J701 E63 0972 05 PIN JACK K2K3M3 J...

Page 44: ... R 100 J 1 16W R232 RK73GB2A102J CHIP R 1 0K J 1 10W R233 RK73HB1J101J CHIP R 100 J 1 16W R234 RK73HB1J102J CHIP R 1 0K J 1 16W R238 RK73EB2E471J CHIP R 470 J 1 4W R240 RK73GB2A332J CHIP R 3 3K J 1 10W R241 RK73HB1J332J CHIP R 3 3K J 1 16W R242 RK73GB2A000J CHIP R 0 0 J 1 10W R261 RK73GB2A223J CHIP R 22K J 1 10W R262 RK73HB1J223J CHIP R 22K J 1 16W R263 RK73HB1J333J CHIP R 33K J 1 16W R266 267 RK7...

Page 45: ... R 47K J 1 10W R810 RK73GB2A272J CHIP R 2 7K J 1 10W R821 RK73GB2A000J CHIP R 0 0 J 1 10W R822 823 RK73HB1J101J CHIP R 100 J 1 16W R901 RK73HB1J101J CHIP R 100 J 1 16W E3M2 R901 RK73HB1J220J CHIP R 22 J 1 16W KK1E1 R901 RK73HB1J220J CHIP R 22 J 1 16W M1 R902 RK73HB1J473J CHIP R 47K J 1 16W KK1M1 R902 RK73HB1J473J CHIP R 47K J 1 16W M2E1E3 R903 904 RK73GB2A473J CHIP R 47K J 1 10W KK1E1 R903 904 RK7...

Page 46: ... 2SC4081 TRANSISTOR K2K1 Q92 2SC5053 TRANSISTOR K2K1 Q93 RT1P241M T111 TRANSISTOR K2K1 Q94 RT1N436M T111 TRANSISTOR K2K1 Q101 104 2SC4081 TRANSISTOR Q301 RT1P237M T111 TRANSISTOR KK1M1 Q301 RT1P237M T111 TRANSISTOR M2E1E3 Q301 302 RT1P237M T111 TRANSISTOR K2K3M3 Q701 706 RT1N430M T111 TRANSISTOR KK1M2 Q701 706 RT1N430M T111 TRANSISTOR K2K3M3 Q703 706 RT1N430M T111 TRANSISTOR M1 Q705 706 RT1N430M T...

Page 47: ...R 65 2B J19 7225 04 HOLDER 66 1B J22 0706 03 MOUNTING HARDWARE 67 1A J22 0707 12 MOUNTING HARDWARE 68 1B J90 1166 11 GUIDE 69 2B J90 1168 03 RAIL A 1A N09 6108 15 TAPTITE SCREW M2X3 5 B 2B N09 6426 15 MACHINE SCREW C 2B N09 6735 05 TAPTITE SCREW D 2B N09 6737 15 MACHINE SCREW E 2B N09 6738 15 TAPTITE SCREW F 2A N19 2335 14 FLAT WASHER G 2B N35 2003 48 BINDING HEAD MACHINE SCREW H 2B N39 1720 48 PA...

Page 48: ...AT16 32 AAC decode AAC LC m4a files KDC BT648U KDC X695 only MP3 decode Compliant with MPEG 1 2 Audio Layer 3 WMA decode Compliant with Windows Media Audio Bluetooth section KDC BT648U KDC X695 only Technology Bluetooth Ver 2 0 Certified Frequency 2 402 2 480 GHz Output Power 4 dBm MAX 0 dBm AVE Power Class 2 Maximum Communication range Line of sight approx 10m 32 8 ft Profile HFP Hands Free Profi...

Page 49: ...ant with Windows Media Audio SD card section KDC U4549SD only Compatible physical format Version 2 00 Maximum memory capacity 32 GB File System FAT 16 32 MP3 decode Compliant with MPEG 1 2 Audio Layer 3 WMA decode Compliant with Windows Media Audio Bluetooth section KDC U549BT only Technology Bluetooth Ver 2 0 Certified Frequency 2 402 2 480 GHz Output Power 4 dBm MAX 0 dBm AVE Power Class 2 Maxim...

Page 50: ...er 3 WMA decode Compliant with Windows Media Audio SD card section KDC 4751SD only Compatible physical format Version 2 00 Maximum memory capacity 32 GB File System FAT 16 32 AAC decode AAC LC m4a files MP3 decode Compliant with MPEG 1 2 Audio Layer 3 WMA decode Compliant with Windows Media Audio Bluetooth section KDC BT41U only Technology Bluetooth Ver 2 0 Certified Frequency 2 402 2 480 GHz Outp...

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Kenwood KDC-348U, Service Manual

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