Kenwood KMD-PS971R/X92 Service Manual Download

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KMD-PS971R/X92

4.0V

4.1V

8.1V

4.9V

5V
0V

7.8V

3.9V

7.9V

5V
0V

2.4V

4.9V

4.0V

8.1V

5V
0V

5.0V

1.6V

5V
0V

0-5V

0-4.4V

0 or 5V

5V
0V

5.0V

5V
0V

0V or 5V

5V
0V

5.0V

5V
0V

4.0V

5.0V

3.9V

4.0V

5V
0V

B LINE

CAUTION: For continued safety, replace safety critical components only with manufacturer's
recommended parts (refer to parts list). indicates safety critical components. For continued
protection against risk of fire, replace only with same type and rating fuse(s). To reduce the
risk of electric shock, leakage-current or resistance measurements shall be carried out
(exposed parts are acceptably insulated from the supply circuit) before the appliance is
returned to the customer.

IC6

IC11

IC5

IC1

IC17

IC9

IC19

KMD-PS971/X92(E/K) (1/2)

(X13-9780-10)

D94

CN5

D21

CN3

D17

D16

ANALYZER

SPECTRUM

RESET

Q32

ANALYZER

SPECTRUM

D22

PH1

HPF & LPF SW

SYSTEM E'S

SYSTEM u-COM

CN7

DRIVER

MOTOR

RDS
DECODER

Q42

Q43

Q44

BUFFER

NOISE

D31

DETECTION
AMPLIFIER

NOISE

Q45

K2I WIDE/
NARROW SW

Q50

AM+B

Q49

Q48

FM+B

Q51

WH1

IC1

: UPD784217GC106

IC2

: TDA7400

IC3

: M5237ML

IC4

: TDA7386

IC5

: TDA7401

IC6

: S-80830ANNP

IC8

: TC74HC02AF

IC11,15,16,18,19

: NJM4565M-TE2

IC14

: TC7662BEOA

IC17

: TDA7479D

Q1,4

: 2SB1565(E,F)

Q2,11,14,16,18,20,28,

29,32,34-37,42,53,54

: 2SD601A

Q3,15,17,19,24,59

: 2SB709A

Q5,8,25,30,44,57

: KRA103S

Q6,9,33,45,49,51

: KRC103S

Q10,13

: 2SB1443

Q12,52,56

: KRC104S

Q21,23

: 2SB1277(Q,R)

Q22,26

: DTC114EK

Q38

: KRC107S

Q43

: UN2215

Q48,50

: 2SB1188(Q,R)

: RM10ZLF

D2,11,12

: AM01Z

D3,8,19

: MA4056(N)-M

: MA3220-H

: HZM4.7N(B2)

: MA4110(N)-M

D13,25-27,90,95

: KDS181

D16,17,49

: MA3062WA

D20

: MA4062(N)-M

D21,31,34

: KDS184

D22,44-48,94

: DA204K

D23,24,28,29

: RD6.8MW

D33

: SA-C2012-101TB

D35-43

: ISR154-400

(X25-848x-xx)

GND LINE

SIGNAL LINE

AGC

AMPLIFIER

& AGC

TUNER UNIT

TIME

DETECTION

NOISE

CONSTANT SW

IC9

IC7

BR24C01AF

LB1930M

IC20

LM2675M-ADJ

Q58

: DTA123JK

D89
D92

:
:

U1GWJ44
MA3056-M

MASK
MECHA

2/2

X13-

CN1

to MD MECHA. (X33- )

(E30-4802-05)

249

ANT

R97 1K

R74 22K

R127 47K

R552 2.2K

C50 0.1

DET

-SW

R530 100K

R531 100K

R89 100K

SER

M ST

MS CL

BU 5V

M RST

LOS-SW

MS DA

D GND

MUTE

Lch

GND

AUDIO+B

EJECT

LOAD

Rch

SER

LOE-SW

R532

C37

CLK

REQ H

REQ C

CH RST

ATA

CH CON

CH MUTE

R41 4.7K

R42 2.2K

R44 47

R43 47

R46 2.2K

R45 47

R47 4.7K

R48 4.7K

R121 10K

0.01

C39

R122

VDD

15K

R128 820

R129

2.2K

R203

L1 4.7uH

R76 47

R78 47

R77 100K

12.0MHz

32.768kHz

C36

24P

C35

27P

R83

100

R126

47K

4.7u16

C44

10K

33K

R125

4.7u16

C43

GND

CH CON

CH MUTE

REQ H

ILL

ACK DET

LOS SW1

4.7u16

C45

C42

R124 47K

R123

SW5

MS DA

MS CL

MUTE

SC REQ

VDD

XT1

VSS

XT2

VDD

RESET

CH RST

R CLK

REQ C

R84

R13

VREF 0

PHONE(E)

470

R90

100K

R14

SRM SW1

R92 1K

R114

NOISE(E)

R93 2.2K

C38

S METER

R94

IF MODE

CR1

DGND

C62

0.01

AUX1 INR

SDA

VCC

AUX1 INL

SCL

MUTE

AUX2

HP FR1

1u50

C64

AGND

CR2

CREF

CL1

0.27

C69

HP FL1

0.27

CL2

HP FL2

0.27

AUX2

0.27

C73

C74

HP FR2

C70

HP RL1

0.27

C71

0.27

C75

0.27

C76

C72

HP RR1

0.27

HP RL2

OUT

HP RR2

5.6K

R73

C46 4.7u16

R201 1K

IC2 SDA

R70 1K

R71 4.7K

B.U. DET

TEST

P. ON

5.6K

R72

DIMMER

R67 4.7K

ACC DET

N.C

P-CON

R202 1K

R66 2.2K

IC2 SCK

EX. AMP

MUTE R

AVSS

MUTE L

CP6 1K

AVREF 1

M RST

R99 1K

SC DATA

100K

L50

DATA H

DATA C

R100 1K

CH CLK

R102 47

R103

R104

C77 0.1

C78 0.1

C520 0.1

C519 0.1

P MUTE

ANT CON

SVR

VDD

PRE MUTE

R142 100K

R141 100K

ST TYPE 1

ST TYPE 0

TYPE 2

TYPE 1

TYPE 0

FM+B

AM+B

GND

MC CLK

MC DATA

M STOP

BEEP

CP5 1K

PLL DATA

PLL CE

R105 2.2K

AN 5V

RST

MC REQ

SRM SUB-

NARROW

WIDE

FM SD

SRM SW2

SRM DET

SRM SUB+

AFC

R DA

QUAL

N.C

EJECT

LOE SW

PLL CLK

R107 2.2K

R106 2.2K

R108 2.2K

CP4 1K

N.C

LOAD

CP7 1K

R63 100K

R65 100K

R61 100K

R62 100K

R60 100K

15 1K

R27 1K

CP9 1K

CP2 1K

2.2K

100K

R196

CP3 1K

C133 6P

GND

EXTRES

10u10

0.01

FILOUT

FSEL

ARI

15 0.22

16 0.22

S-GND P-GND

OSC0

C119

C122

270P

4.7uH

10u10

MPX

OSC1

OSEL

VCC

VREF

C120

10P

QUAL

RDDA

RDCK

T57

C121

10P

R200 2.2K

IN1

IN2

OUT2

VCC

OUT1

1200P

100K

R228

2200P

C141

10K

8200P

C142

10K

R229

C135

R230 2.2K

R231

R223 33K

C137

C138

0.022

C140

R227

Q42

R225

10K

5.6K

R226

1000P

C139

82P

15K

470P

R221 82K

GND

C136 18P

1200P

5.6K

C134

2.7K

R222

C145
470P

100u10

C147

0.01

C146

R216

120P

C132

VDD

C130

10u10

R217 10K

10K

R218

R219 10K

IC19

10K

R220

470P

C131

P-ON 5V

0.01

D GND

4.7uH

PLL DATA

PLL CLK

PLL CE

FSD OUT

R232

/IF MODE OUT

VR1

100K

4.7uH

HI UP ADJ

IF GND

FM DET OUT

AM DET OUT

C149 1

R237 1M

0.01

C521

15K

R553

VCO GND

FM SD

REQUEST

K2IVTH

IF SELECT

RDS OUT

4.7uH

Q50,51

Q48,49

R233

22K

R234

4.7uH

R235

22K

R236

0.01

C151

AM LO/DX

FM LO/DX

FM VCC

AM VCC

0.01

C153

AM ANT

RF GND

FM ANT

D33

L8 52mH

YES

2-71

0-10

1000P

YES

4700P

MODEL

NAME

UNIT

No.

KMD-X92(K)

KMD-PS971R(E)

MODEL

KMD-X92(K)

NAME

R224

RROUT

RLOUT

REF

FROUT

FLOUT

OUTL

OUTR

R101

100K

CP11 100

N.C

CP12 2.2K

C144

R533 4.7K

R534 4.7K

100K

C126 10u10

4.332MHz

0.01

C526

47u6.3

0.01

C34

C33

0.01

C522

0.47u50

C63

C518 10u16

C517 10u16

N.C

100K

Q45

YES

D35-42

27K

R94

22K

NAME

KMD-X92(K)

MODEL

YES

160K
120K

C38

R114

YES

VR1

YES

N.C

C523 0.01

N.C

MD+B

MD SRM

2.7K

0.027

C148

KMD-PS971R(E)

149,521

C12,145

R15,17-19,27,60,62,

93,97,115,237,553

R61,

5,6

W1-3,

SRM SUB-

SRM DET

GND

SRM SW2

SRM SUB+

P RST

SC REQ

DATA I/C

MC REQ

FLGND

MC CLK

ANA 13

RST

FAC

FL+B

FAC

DGND

VDD

DGND

VDD

FL+B

MC REQ

FAC

P RST

FAC

DATA I/C

SC REQ

RST

ANA

MC CLK

FLGND

S.GND

GND

22K

10K

22K

BR24C01AF

M5237ML

TDA7479D

LB1930M

Summary of Contents for KMD-PS971R/X92

Page 1: ...ual X92 3390 00 0 01_X92 3560 00 X92 3580 00 B51 7461 10 for MECHANISM ASSY s information KMD X92 K The following reference numbers with accessory parts are the same reference numbers used on EXPLODED VIEW and PARTS LIST KMD X92 DISP KMD PS971R DISP 261 292 291 267 215 222 221 797 296 201 DC1 272 216 RM1 224 266 265 225 40 ...

Page 2: ...BPF A1 UNIT L5 Q48 51 CN5 CN4 AMPLIFIER NOISE CANCELER MULTIPLEXER HPF LPF SW Q34 37 53 54 CN1 AUDIO PANEL SW Q59 PH1 CN7 IC9 SWITCH IC20 Q5 6 P ON Q3 Q1 2 SW Q23 26 Q21 22 P ANT B U Q28 DETECTION Q29 D6 DIMMER Q12 AMPLIFIER Q58 PHONE J1 PLL CLK CH SERVO LOE SW LOS SW M RST M SDA EJECT EJE SW M STOP A MUTE M SCL A8V BU5V RST REQ C CLK CH CON DATA H REQ H MD AM FM MUTE MC REQ PANEL RST SC REQ MC CL...

Page 3: ...Q26 s base level comes H Q24 25 P CON SW PROTECTION Work when the P CON output volume level comes down Q26 P CON SW Works when the base level comes H Q28 BACK UP DETECTION Works when the momentary power down is detected Q29 ACC DETECTION Works when ACC is turned off Q30 AUDIO MUTE DRIVER Makes mute turns on when the base level comes L Q32 SPECTRUM ANALYZER AGC Controls spectrum analyzer level Q33 ...

Page 4: ...5 PHONE E I Phone detection Less than 1V Tel mute More than 2 5V Navigation mute 26 SRM SW1 I SRM positioning detection 27 NOISE E I FM noise detection 28 S METER I FM S meter detection 29 IF MODE I K2I IF detection H Wide L Narrow 30 N C GND 31 M MUTE R I Rch mute request from MD mechanism 32 M MUTE L I Lch mute request from MD mechanism 33 AVSS Analogue GND 34 EX AMP O External amplifier control...

Page 5: ...o connection 72 VSS GND 73 TYPE 0 I Destination SW 74 TYPE 1 I Destination SW 75 TYPE 2 I Destination SW 76 ST TYPE 0 I Destination SW 77 ST TYPE 1 I Destination SW 78 N C No connection 79 PRE MUTE O Pre mute L Momentary power down 80 N C No connection 81 VDD Back up 5V 82 N C No connection 83 SVR O SVR H Momentary power down or power off 84 N C No connection 85 P MUTE O Power IC mute 86 ANT CON O...

Page 6: ...preset 6 key in the tuner mode to switch between Forced Narrow and Wide 2 The initial status is Wide which is indicated by the lighting of the NEWS dots 7 MD test mode 1 Track jumps to the following tracks in order from left by track up key pressed No 7 No 2 No 13 No 23 No 30 No 34 No 7 Returns to the start position 2 Track down key will be one step down than currntly playing track No 3 When press...

Page 7: ... test mode is canceled Note Leaving the unit for more than 30 minutes without writing the code causes an error and turns power off 12 Procedure for canceling the MASK key request when the unit is reset or the back up power is turned off while the MASK key is enabled 1 When the power is supplied and the unit is switched on TRANSMIT1 is displayed and the MASK key request mode starts 2 Point the MASK...

Page 8: ...ack to step 5 and restart from there again 7 When APPROVED is displayed the EEPROM is cleared entirely and the condition in 11 MASK key writing procedure when the EEPROM is in the initial status returns ADJUSTMENT KMD PS971R only Item Separation Input Setting 98 1MHz 1KHz 40KHz dev Pilot 6 0KHz dev Selector L or R 60dBµ ANT input Output Setting Connect a AC voltmeter to speaker output J1 of X25 Re...

Page 9: ...B E B B E B E E B B E E B E B E B E B B E B E E B E B E B E B B E B E B E B E R22 8 14 7 1 8 5 4 1 1 5 10 6 1 2 3 4 Q19 Q20 Q45 D89 D16 Q22 Q25 Q26 D13 Q24 Q18 D26 D90 Q5 D33 Q2 IC8 Q32 Q38 D47 D49 D95 IC9 IC20 D46 D44 D28 Q14 Q49 Q51 Q58 D92 Q3 Q52 Q12 D21 D41 D39 Q11 Q42 D25 Q43 Q44 Q33 D37 D35 D42 D40 D38 D36 D43 D29 Q8 Q56 Q59 D45 D94 D48 IC6 D34 IC14 Q16 Q15 Q17 IC2 Q53 Q54 Q36 Q37 IC16 IC11 ...

Page 10: ... E B E R38 R40 R189 B R39 E B TH1 R193 R182 R184 R186 R183 R181 R188 R187 R234 C144 W5 R553 C521 L5 C145 C146 R237 W1 Q52 IC20 D89 D49 D16 Q11 D21 Q20 Q18 Q19 Q12 Q8 Q56 Q2 Q14 IC6 D92 Q3 Q5 Q58 D25 D90 D43 Q22 Q26 D45 D48 D94 D47 D46 D44 Q59 IC9 IC8 D95 Q45 Q32 D26 Q33 Q43 Q42 Q44 D29 D28 Q49 Q51 D13 Q25 Q24 Q38 D41 D37 D39 D35 D34 D38 D36 D40 D42 D33 Q23 Q34 D17 D8 CN5 Q4 CN3 CN8 D2 Q57 D19 D6 I...

Page 11: ... C507 360 R539 13 RLA FLA RLB FLB C97 0 22u50 C95 0 22u50 4 7K R181 4 7K R183 C101 100u10 R189 1K 8 TAB PGND OUT2 ST BY OUT2 VCC OUT1 1 2 3 5 6 7 4 IN1 IN2 OUT1 SVR PGND 9 10 11 12 R546 22K R545 C98 0 22u50 0 22u50 750 R187 C96 RRA 4 7K R182 4 7K R184 1u50 C99 FRA RRB FRB R542 2 2K R541 2 2K R543 10K R544 10K 4 VSS 5 2 3 22K 6 OUT4 IN4 IN3 ACGND OUT3 PGND OUT3 VCC SGND 14 15 16 17 18 19 20 21 CD M...

Page 12: ...14 13 12 11 10 CR1 DGND C62 0 01 24 23 AUX1 INR SDA 28 VCC 1 AUX1 INL 26 SCL 27 3 MUTE 2 AUX2 HP FR1 6 23 1u50 C64 AGND 25 CR2 4 CREF 24 CL1 5 0 27 7 22 C69 HP FL1 0 27 CL2 21 HP FL2 0 27 8 AUX2 0 27 C73 C74 19 HP FR2 20 C70 HP 9 18 HP RL1 0 27 C71 HP 0 27 C75 0 27 C76 16 C72 17 HP RR1 0 27 HP RL2 HP OUT HP RR2 15 HP 5 6K R73 C46 4 7u16 95 95 R201 1K 96 IC2 SDA 93 94 R70 1K R71 4 7K 92 92 93 B U D...

Page 13: ...ATA MC CLK NC SC REQ VFD LAT VFD DATA VFD CLK NC NC NC 9 8 7 6 5 4 3 2 1 GND BIAS C NC REC IN REC NF LINE IN LINE NF RO1 RO2 10 11 12 13 14 15 16 17 18 VDD NC FO6 FO5 FO4 FO3 FO2 FO1 NC 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 S GND ANA FL GND MC CLK MC REQ RST SC DATA SC REQ FAC P RESET FAC FL B D GND VDD S GND 2 VDD OUT 1 GND2 GND1 3 4 1K CP3 1K CP2 12MHz X1 R2 1K R30 1K R1 1K KR4 KR1 KR2 KR3 KR5 0 0...

Page 14: ...3 765 714 709 ME1 X25 225 WH1 X25 IC4 X15 811 X15 810 X25 X13 978 X13 978 X13 978 X13 978 812 808 X13 978 807 X13 978 X13 978 806 201 DC1 272 216 RM1 212 280 258 287 264 263 ED1 282 281 223 214 PA1 283 286 285 284 M2x2 BLK M2x2 BLK M2x3 BLK M2x2 BLK M2x2 BLK FLAT WASHER FLAT WASHER FLAT WASHER FLAT WASHER M2x3 BLK M2x3 BLK M3x5 2x4 2x8 BLK A B C D E F G H L M N P Q R N09 4184 05 N09 4185 05 N09 42...

Page 15: ... B07 2183 02 ESCUTCHEON BLACK K H25 0329 04 PROTECTION BAG 280X450X0 03 K 223 3C B10 3147 01 FRONT GLASS K H25 0337 04 PROTECTION BAG 180X300X0 03 223 3C B10 3148 01 FRONT GLASS E1 B46 0100 50 WARRANTY CARD H25 1108 04 PROTECTION BAG 100X300X0 03 H25 1111 04 PROTECTION BAG 280X450X0 03 E1 B46 0606 04 ID CARD K H54 1660 03 ITEM CARTON CASE KMD X92 K B46 0631 03 USER CARD K H54 1661 03 ITEM CARTON C...

Page 16: ...C5 CK73FB1H103K CHIP C 0 010UF K Q3 DTC114EK DIGITAL TRANSISTOR C6 CK73EB1C225K CHIP C 2 2UF K Q3 UN2211 DIGITAL TRANSISTOR Q5 DTC114EK DIGITAL TRANSISTOR C8 CK73FB1H103K CHIP C 0 010UF K Q5 UN2211 DIGITAL TRANSISTOR CN1 E59 0833 05 RECTANGULAR PLUG Q6 7 2SC2412K TRANSISTOR Q6 7 2SD601A TRANSISTOR L1 L92 0302 05 CHIP FERRITE Q8 DTA124EK DIGITAL TRANSISTOR L2 L40 1015 34 SMALL FIXED INDUCTOR 100UH ...

Page 17: ...C 0 10UF K C151 CK73FB1H103K CHIP C 0 010UF K C51 CK73FB1H103K CHIP C 0 010UF K C153 CK73FB1H103K CHIP C 0 010UF K C52 C93 1054 05 CHIP C 0 012UF K C500 C90 2608 05 ELECTRO 1 0UF 50WV C54 CC73FCH1H121J CHIP C 120PF J C502 C90 2980 05 ELECTRO 220UF 16WV C55 CK73FB1C823K CHIP C 0 082UF K C503 CK73FB1H332K CHIP C 3300PF K C56 CK73FB1C104K CHIP C 0 10UF K C507 508 CE04CW1C220M ELECTRO 22UF 16WV C57 CK...

Page 18: ...2K J 1 10W R13 RK73FB2A471J CHIP R 470 J 1 10W R84 RK73FB2A102J CHIP R 1 0K J 1 10W R89 RK73FB2A104J CHIP R 100K J 1 10W R14 RK73FB2A104J CHIP R 100K J 1 10W R90 RK73GB1J222J CHIP R 2 2K J 1 16W R15 RK73EB2B752J CHIP R 7 5K J 1 8W E1 R92 RK73GB1J102J CHIP R 1 0K J 1 16W R16 RK73EB2B103J CHIP R 10K J 1 8W R93 RK73FB2A222J CHIP R 2 2K J 1 10W E1 R17 RK73GB1J223J CHIP R 22K J 1 16W E1 R18 RK73FB2A473...

Page 19: ...00 J 1 10W D2 AM01Z DIODE R191 RK73FB2A223J CHIP R 22K J 1 10W D3 MA4056 N M ZENER DIODE R192 RK73GB1J333J CHIP R 33K J 1 16W D5 MA3220 H ZENER DIODE R193 194 RK73EB2B100J CHIP R 10 J 1 8W D6 HZM4 7N B2 ZENER DIODE E1 R195 RK73EB2B4R7J CHIP R 4 7 J 1 8W D7 MA4110 N M ZENER DIODE R196 RK73EB2B104J CHIP R 100K J 1 8W D8 MA4056 N M ZENER DIODE R200 RK73EB2B222J CHIP R 2 2K J 1 8W D11 12 AM01Z DIODE R...

Page 20: ...DIGITAL TRANSISTOR IC19 NJM4565M TE2 ANALOGUE IC E1 Q33 KRC103S DIGITAL TRANSISTOR IC20 LM2675M ADJ ANALOGUE IC Q33 UN2212 DIGITAL TRANSISTOR Q1 2SB1565 E F TRANSISTOR Q34 37 2SC2412K TRANSISTOR Q2 2SC2412K TRANSISTOR Q34 37 2SD601A TRANSISTOR Q2 2SD601A TRANSISTOR Q38 DTC114YK DIGITAL TRANSISTOR Q3 2SB709A TRANSISTOR Q38 KRC107S DIGITAL TRANSISTOR Q4 2SB1565 E F TRANSISTOR Q38 UN2214 DIGITAL TRAN...

Page 21: ...86 3100 10 TUNER UNIT K A1 3D X86 3222 70 TUNER UNIT E1 C1 C90 2966 05 ELECTRO 100UF 16WV C2 CK73FB1H103K CHIP C 0 010UF K C3 C90 2966 05 ELECTRO 100UF 16WV C4 CK73FB1H103K CHIP C 0 010UF K C5 C90 2984 05 ELECTRO 47UF 50WV C6 CK73FB1H103K CHIP C 0 010UF K C7 CK73EB1C225K CHIP C 2 2UF K CN1 E40 3250 05 PIN ASSY L1 L33 1029 05 SMALL FIXED INDUCTOR 22UH R1 RK73EB2B473J CHIP R 47K J 1 8W R2 RK73FB2A15...

Page 22: ...KMD PS971R X92 27 PARTS DESCRIPTIONS ...

Page 23: ...OOD ELECTRONICS SINGAPORE PTE LTD 1 Genting Lane 07 00 Kenwood Building Singapore 349544 KENWOOD ELECTRONICS MALAYSIA SDN BHD 4 01 Level 4 Wisma Academy Lot 4A Jalan 19 1 46300 Petaling Jaya Selangor Darul Ehsan Malaysia KMD PS971R E KMD X92 K MASK MASK Frequency Range 87 5MHz 108 0MHz 87 9MHz 107 9MHz Frequency Step 50KHz 200KHz Channel Space Selection 50KHz 200KHz Usable Sensitivity S N 26dB 9 3...

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