Panasonic CQ-JA1074L, CQ-JA1073L, CQ-JA1072L, CQ-JA1071L, CQ-JA1070L Service Manual

0 (0)

ORDER No. AED0111010

AUTOMOTIVE ELECTRONICS

AUDI

CQ-JA1070L

CQ-JA1071L

CQ-JA1072L

CQ-JA1073L

CQ-JA1074L

 

 

AM/FM MPX

ELECTRONIC TUNING

 

 

RADIO with CD Player

 

 

DESTINATION : Europe

 

 

PRODUCED AFTER : Aug., 2001

 

 

[Note] See the next page about PART No. and VECLE.

Specification*

 

 

 

General

 

FM Stereo Radio

 

Power Supply

DC 12V (11V - 16V),

Frequency Range

87.5 - 108.0MHz

 

Test Voltage 14.4V

Usable Sensitivity

12dB/µV (S/N 30dB)

 

Negative Ground

 

 

Current Consumption

Less than 2.5A (0.5W×4ch)

CD Player

 

Power Output

12W×2ch

Signal to Noise Ratio

More than 70dB (IHF-A)

Speaker Impedance

4Ω

Channel Separation

More than 65dB (IHF-A)

LW Radio

 

Dimensions**

179(W)×51(H)×154(D)mm

Frequency Range

153 - 279kHz

Weight**

1.7kg

Usable Sensitivity

18dB/µV (S/N 20dB)

 

 

 

 

* Specifications and the design are subject to possible modification

MW Radio

 

without notice due to improvements.

 

 

 

Frequency Range

531 - 1,602kHz

** Dimensions and Weight shown are approximate.

 

 

Usable Sensitivity

14dB/µV (S/N 20dB)

 

 

© 2001 Matsushita Communication Industrial Co., Ltd. All rights reserved. Unauthorized copying and distribution is a violation of law.

AUDI / CQ-JA1070L / CQ-JA1071L / CQ-JA1072L / CQ-JA1073L / CQ-JA1074L

CONTENTS

 

 

Page

 

 

Page

1

PART No. AND VEHICLE

2

9

PACKAGE AND IC BLOCK DIAGRAM

11

2

FEATUERS

2

10

REPLACEMENT PARTS LIST

14

3

LASER PRODUCTS

2

11

EXPLODED VIEW (Unit)

22

4

FRONT VIEW AND FUNCTIONS

3

12

CD PLAYER PARTS

23

5

REAR VIEW AND CONNECTORS

3

13

EXPLODED VIEW (CD Deck)

24

6

WIRING CONNECTION

4

14

WIRING DIAGRAM

25

7

BLOCK DIAGRAM

5

15

SCHEMATIC DIAGRAM -1

31

8

TERMINALS DESCRIPTION

9

16

SCHEMATIC DIAGRAM -2

33

1 PART No. AND VEHICLE 3 LASER PRODUCTS

[PART No.]

(CQ-JA1070L) : 8E0 035 186

(CQ-JA1071L) : 4D0 035 186G

(CQ-JA1072L) : 4B0 035 186G

(CQ-JA1073L) : 8L0 035 186G

(CQ-JA1074L) : 8Z0 035 186A

[VEHICLE]

(CQ-JA1070L) : AUDI A4

(CQ-JA1071L) : AUDI A8

(CQ-JA1072L) : AUDI A6, TT

(CQ-JA1073L) : AUDI A3

(CQ-JA1074L) : AUDI A2

2FEATUERS

PLL (Phase Locked Loop) synthesized tuning.

12-FM, 12-AM presets with preset scan

NCD-8 CD player.

CD Changer control.

2

AUDI / CQ-JA1070L / CQ-JA1071L / CQ-JA1072L / CQ-JA1073L / CQ-JA1074L

4 FRONT VIEW AND FUNCTIONS

5 REAR VIEW AND CONNECTORS

3

AUDI / CQ-JA1070L / CQ-JA1071L / CQ-JA1072L / CQ-JA1073L / CQ-JA1074L

6 WIRING CONNECTION

4

AUDI / CQ-JA1070L / CQ-JA1071L / CQ-JA1072L / CQ-JA1073L / CQ-JA1074L

7 BLOCK DIAGRAM

7.1.Main Block

5

AUDI / CQ-JA1070L / CQ-JA1071L / CQ-JA1072L / CQ-JA1073L / CQ-JA1074L

7.2.Display Block

6

AUDI / CQ-JA1070L / CQ-JA1071L / CQ-JA1072L / CQ-JA1073L / CQ-JA1074L

7.3.AMP Block

7

AUDI / CQ-JA1070L / CQ-JA1071L / CQ-JA1072L / CQ-JA1073L / CQ-JA1074L

7.4.CD Servo Block

8

Panasonic CQ-JA1074L, CQ-JA1073L, CQ-JA1072L, CQ-JA1071L, CQ-JA1070L Service Manual

AUDI / CQ-JA1070L / CQ-JA1071L / CQ-JA1072L / CQ-JA1073L / CQ-JA1074L

8 TERMINALS DESCRIPTION

8.1.Main Block

IC701 : C2CBKA000001

Pin

Port

 

Descriptions

I/O

FM

AM

CD

No.

 

 

 

 

(V)

(V)

(V)

(V)

1

/RSTOUT

Not used

 

-

-

-

-

2

NMI

(Connecting to GND)

-

0

0

0

3

VSS

GND

 

 

-

0

0

0

4

VDD

+5V power supply

-

4.8

4.8

4.8

5

ILL1

Illumi control

 

O

0

0

0

6

ILL2

Iiiumi. control

O

2

2

1.2

7

TUNER1.ON

Radio power on/off

O

4.8

4.8

4.8

8

TUNER2.ON

Radio power on/off

O

4.8

4.8

4.8

9

DSP.PWN

DSP power cont.

O

0

0

0

10

LCD.ADR

LCD address

 

O

0

0

0

11

LCDRST

LCD reset

 

O

4.8

4.8

4.8

12

LCD/E2.CLK

LCD/SEC. data shift clock

O

0

0

0

13

LCD/E2.DT.I

LCD/SEC. serial data

O

0

0

0

 

N

 

 

 

 

 

 

 

14

E2.DT.OUT

Security data

 

I

0

0

0

15

E2.CS

Security IC selection

O

0

0

0

16

AUDIO.ON

Audio power on/off

O

4.8

4.8

4.8

17

VSS

GND

 

 

-

0

0

0

18

VDD

+5V power supply

-

4.8

4.8

4.8

19

I2C.DATA

DSP/AF.SW data

 

O

4.8

4.8

4.8

20

I2C.CLK

Data shift clock

O

4.8

4.8

4.8

21

F/E.DATA

Tuner control data

O

0

0

0

22

F/E.CLK

Data shift clock

O

0

0

0

23

F/E.STP

Tuner control

 

O

2.9

3.7

3.8

24

F/E.ENA

Tuner pack enable

O

0

0

0

25

VSS

GND

 

 

-

0

0

0

26

VDD

+5V power supply

-

4.8

4.8

4.8

27

FIELD.1

Field strength detection

I

0.9

0.6

0.6

28

N.C.1.1

Noise level detection

I

0

0

0

29

PHOTO

Photo sensor data

I

1.2

0.8

1.9

30

MP.1

FM

multipath

interference

I

2.9

0

0

 

 

detection

 

 

 

 

 

31

DEV.1

FM deviation

 

I

0

2.3

2.3

32

ANT.V

ANT1 current intensity

I

0.5

0.5

0.5

33

IF.V

ANT2 current intensity

I

0

0

0

34

MP

FM

multipath

interference

I

0

0

0

 

 

detection

 

 

 

 

 

35

VA.REF

+5V power suooly

-

4.8

4.8

4.8

36

VA.GND

GND

 

 

-

0

0

0

37

NC

No connection

 

-

-

-

-

38

NC

No connection

 

-

-

-

-

39

6.1V DET

+B level detection

I

4.8

4.7

4.6

40

+B MONI.

+B level detection

I

2.9

2.8

2.7

41

VSS

GND

 

 

-

0

0

0

42

VDD

+5V power supply

-

4.8

4.8

4.8

43

BAT.DET

+B level detection

I

4.8

4.6

4.7

44

P.SW

Power switch

 

I

4.8

4.3

4.5

45

T.MUTE

Tape mute

 

O

4.8

4.6

4.6

46

NC

No connection

 

-

-

-

-

47

CD.A.MUT/CD

Disc-in SW

 

I

0

0

0

 

.SW1

 

 

 

 

 

 

 

48

STBY

Power Amp stand-by

O

4.8

4.8

4.8

49

LCD.MONI

LCD

 

 

I

4.8

4.3

4.4

50

RDS.CLK

RDS data shift clock

I

1.5

1.5

1.5

51

VSS

GND

 

 

-

0

0

0

52

VDD

+5V power supply

-

4.8

4.8

4.8

53

DAB.RX0

Not used

 

-

-

-

-

54

DAB.TX0

Not used

 

-

-

-

-

55

NC

No connection

 

-

-

-

-

56

NC

No connection

 

-

-

-

-

57

RDS.DATA

RDS data

 

I

1.1

1.1

1.1

58

NC

No connection

 

-

-

-

-

59

NC

No connection

 

-

-

-

-

60

NC

No connection

 

-

-

-

-

61

CDC.REMO

CD CH remote data

O

4.8

0

0.2

62

CDC.DATA

CD CH data

 

I

4.8

4.8

4.8

63

KLIN.OUT

K-LINE data

 

O

4.8

0

4.8

Pin

Port

 

Descriptions

I/O

FM

AM

CD

No.

 

 

 

(V)

(V)

(V)

(V)

64

KLIN.IN

K-LINE data

I

4.8

4.8

4.8

65

NC

No connection

-

-

-

-

66

CDC.CLK

CD CH clock

I

4.8

4.8

4.8

67

BOSE

BOSE Amp connection

I

4.8

4.6

4.8

68

VDD

+5V

power supply

-

48

4.8

4.8

69

VSS

GND

 

-

0

0

0

70

N.CNTR

NAVI. control

I

4.8

4.6

4.7

71

EXT.AMP.ON

Ext Amp power control

O

0

4.8

4.8

72

CAN.N.ERR

CAN-BUS error

I

4.8

0

4.8

73

CAN.EN

CAN-BUS driver enable

O

0

4.8

0

74

CAN.STB

BUS data strobe

O

0

1.9

0

75

CAN.RX

CAN-BUS data

I

4.8

2.2

2.2

76

CAN.TX

CAN-BUS data

O

4.8

0

2.4

77

CD.RST

CD reset

O

4.8

4.8

4.8

78

VDD

+5V

power supply

-

4.8

4.8

4.8

79

VSS

GND

 

-

0

0

0

80

/RD

Not used

-

-

-

-

81

/WR/WRL

Not used

-

-

-

-

82

/READY

Not used

-

-

-

-

83

ALE

Not used

-

-

-

-

84

/EA

(+5V pull-up)

-

4.8

4.8

4.8

85

MUTE

Mute

 

O

4.8

4.8

4.8

86

KO.0

Key scan

O

0

0.8

0.8

87

KO.1

Key scan

O

0

0.8

0.7

88

KO.2

Key scan

O

0

0.8

0.7

89

KO.3

Key scan

O

0

0.8

0.7

90

KO.4

Key scan

O

0

0.8

0.7

91

NC

No connection

-

-

-

-

92

NC

No connection

-

-

-

-

93

VDD

+5V power supply

-

4.8

4.8

4.8

94

VSS

GND

 

-

0

0

0

95

NC

No connection

-

-

-

-

96

KI.0

Key data

I

0

0

0

97

KO.5

Key scan

O

0.7

0.8

0.7

98

NC

No connection

-

-

-

-

99

NC

No connection

-

-

-

-

100

AF.MUTE

AF mute

O

0

0

0

101

NC

No connection

-

-

-

-

102

DSP RESET

DSP reset

O

0

0

0

103

M2

Not used

-

-

-

-

104

NC

No connection

-

-

-

-

105

NC

No connection

-

-

-

-

106

NC

No connection

-

-

-

-

107

CD SW3

Audio mute

I

0

0

0

108

KI.1

Key data

I

0

0.6

0

109

KI.2

Key data

I

1

0.7

0

110

KI.3

Key data

I

1

0.7

0.7

111

VDD

+5V power supply

-

4.8

4.8

4.8

112

VSS

GND

 

-

0

0

0

113

KI.4

Key data

I

1

0.7

0.7

114

NC

No connection

-

-

-

-

115

CD.SIMO

CD serial data

O

0

0

0

116

CD STP/STA

CD start/stop

O

0

0

4.8

117

CD.SOMI

CD serial data

I

0

4.8

4.3

118

CD.SCKM

CD data shift clock

O

4.8

4.8

4.8

119

CD.ON

CD power control

O

4.8

4.8

4.8

120

NC

No connection

-

-

-

-

121

VDD

+5V power supply

-

4.8

4.8

4.8

122

VSS

GND

 

-

0

0

0

123

XTAL2

Crystal oscillator

-

2.2

2.2

2.2

124

XTAL1

Crystal osillator

-

2.1

2.1

2.1

125

VSS

GND

 

-

0

0

0

126

XTAL3

Crystal oscillator

-

1.2

1.2

1.2

127

XTAL4

Crystal oscillator

-

2

2

2

128

/RSTIN

Reset input

I

4.7

4.7

4.7

Note : Voltage measuerments are with respect to ground, with a voltmeter (internal resistance : 10M ohms).

9

AUDI / CQ-JA1070L / CQ-JA1071L / CQ-JA1072L / CQ-JA1073L / CQ-JA1074L

8.2.CD Servo Block

IC201 : MN662748RPMF

Pin

Port

 

Descriptions

I/O

Vol.

No.

 

 

 

 

(V)

1

BCLK

Not used

-

-

2

LRCK

Not used

-

-

3

SRDATA

Not used

-

-

4

DVDD

+5V

digital power supply

-

5.0

5

DVSS1

Digital ground

-

0

6

TX

Not used

-

-

7

MCLK

MPU command clock

I

0

8

MDATA

MPU command data

I

0

9

MLD

MPU command load

I

0

10

SENSE

Sense signal

O

0

11

/FLOCK

Focus servo lock

O

0

12

/TLOCK

Tracking servo lock

O

4.9

13

BLKCK

Not used

-

-

14

SQCK

Q code external clock

I

4.9

15

SUBQ

Q code output

O

2.5

16

DMUTE

DSP mute

I

0

17

STAT

DSP Status output

O

3.1

18

/RST

Reset input

I

4.9

19,20

 

Not used

-

-

21

TRV

Forced traverse output

O

2.5

22

TVD

Traverse drive output

O

2.5

23

PC

Spindle motor control

O

0

24

ECM

Spindle motor drive

O

2.5

25

ECS

Spindle motor drive

O

2.5

26

KICK

Kick pulse output

O

2.5

27

TRD

Tracking motor drive

O

2.5

28

FOD

Focus motor drive

O

2.5

29

VREF

D/A reference voltage

I

2.5

30

FBAL

Focus balance adjust

O

2.5

31

TBAL

Tracking balance adjust

O

2.5

32

FE

Focus error signal

I

2.5

33

TE

Tracking error signal

I

2.5

34

RFENV

RF envelope signal

I

2.5

35

VDET

Vibration detection

I

0

36

OFTR

Off track signal

I

0

37

TRCRS

Track closs signal

I

2.1

38

/RFDET

RF detection signal

I

0

39

BDO

Drop out signal

I

0

40

LDON

Laser on/off control

O

4.5

41

PLLF2

Not used

-

-

42

TOFS

TE offset

O

2.5

43

WVEL

Not used

-

-

44

ARE

RF signal

I

1.7

45

IREF

Reference current input

I

1.6

46

DRF

DSL bias

I

0

47

DSLF

DSL loop filter

I/O

2.4

48

PLLF

PLL loop filter

I/O

1.8

49

VCOF

Not used

-

-

50

AVDD2

+5V analog power supply

-

5.0

51

AFSS2

Analog ground

-

0

52

EFM

Not used

-

-

53

PCK/DSLB

DSL bias

I

2.4

54

VCOF2

Tracking offset

O

2.5

55

SUBC

Not used

-

-

56

SBCK

(Connecting to ground)

-

-

57

VSS

Ground

-

0

58

X1

Crystal oscillator

I

1.7

59

X2

Crystal oscillator

O

2.3

60

VDD

+5V power supply

-

5.0

61,62

-

Not used

-

-

63

FCLK

Not used

-

-

64

IPFLAG

Not used

-

-

65

FLAG

Not used

-

-

66-69

-

Not used

-

-

70

IOSEL

(Connecting to ground)

I

0

71

/TEST

(Connecting to ground)

I

0

72

AVDD1

+5V analog power supply

-

4.9

73

OUTL

Audio Lch output

O

4.9

74

AVSS1

Analog ground

-

0

Pin

Port

Descriptions

I/O

Vol.

No.

 

 

 

(V)

75

OUTR

Audio Rch output

O

4.9

76

RSEL

(Connecting to ground)

-

0

77

CSEL

(Connecting to ground)

-

0

78

PSEL

(Connecting to ground)

-

0

79

MSEL

(Connecting to ground)

-

0

80

SSEL

mode select

I

5.0

IC401 : MN101C117AF

Pin

Port

Descriptions

I/O

Vol.

No.

 

 

 

(V)

1

MASHON

Servo IC OSC control

O

5.0

2

P82

No connection

-

-

3

P81

No connection

-

-

4

P5CNT

Photo sensor LED on/off

O

0

5

Q1

Photo sensor signal (DISC IN)

I

4.5

6

Q3

Photo sensor signal (DISC OUT)

I

4.2

7

Q6

Photo sensor signal (Option)

I

5.0

8

SW4

Clamp SW signal

I

0

9

SW5

Inner SW signal

I

5.0

10

SW2

Feeder arm SW

I

5.0

11

PA6

(Connection to ground)

-

0

12

PA7/IFR

(Connecting to ground)

I

0

13

VDD

+5V power supply

-

5.0

14

OSC2

Crystal oscillator

-

5.0

15

OSC1

Crystal oscillator

-

3.3

16

VSS

Ground

-

0

17

NC

No connection

-

-

18

SOMI

CD control data

O

3.2

19

SIMO

CD control data

I

3.8

20

SCLM

Data shift clock

I

5.0

21

A.MUTE

Audio mute

O

0

22

BD0

Drop out signal

I

0

23

PC1

Loading motor driver control

O

5.0

24

PS2

Focus/Tracking driver control

O

0

25

VDET

Vibration detecting signal

I

0

26

P14

No connection

-

-

27

CDON

CD on signal

I

5.0

28

IRQ1.SENSE

(Connecting to groung)

-

0

29

IRQ2

(Connecting to ground)

-

0

30

LOD

Loading motor control

-

2.6

31

TRV

Traverse motor control

-

2.5

32

/PRST

Servo IC reset

O

5.0

33

STAT

Status signal

I

4.0

34

DMUTE

DSP mute

O

0

35

SUBQ

Sub code Q data

I

2.6

36

SQCK

Sub code Q clock

O

5.0

37

/TLOCK

Tracking servo lock

I

0

38

/FLOCK

Focus servo lock

I

0

39

NRST

reset input

I

5.0

40

MMOD

(Connecting to ground)

-

0

41

SENSE

Sense signal

I

0

42

MLD

Command load

O

5.0

43

MDATA

Command data

O

0.9

44

MCLK

Command clock

O

4.6

10

AUDI / CQ-JA1070L / CQ-JA1071L / CQ-JA1072L / CQ-JA1073L / CQ-JA1074L

9 PACKAGE AND IC BLOCK DIAGRAM

9.1.Main Block

IC281 : C1BA00000311

PA101 : J3CCAC000001

IC705 : C3EBEC000004

IC101 : AN6564NST1

IC704 : MN1382QP

IC715 : MN1382JP

IC102, 202, 204 : C0ABCB000032

IC203, 205, 382 : YEAMPC4570T1

IC706 : YEAM2951MT

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