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

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

Specification*

General Power Supply DC 12V (11V - 16V),

Test Voltage 14.4V

Negative Ground Current Consumption Less than 2.5A (0.5W×4ch) Power Output 12W×2ch Speaker Impedance 4Ω

LW Radio Frequency Range 153 - 279kHz Usable Sensitivity 18dB/µV (S/N 20dB)

MW Radio Frequency Range 531 - 1,602kHz Usable Sensitivity 14dB/µV (S/N 20dB)

DESTINATION : Europe PRODUCED AFTER : Aug., 2001 [Note] See the next page about PART No. and VECLE.

FM Stereo Radio Frequency Range 87.5 - 108.0MHz Usable Sensitivity 12dB/µV (S/N 30dB)

CD Player Signal to Noise Ratio More than 70dB (IHF-A) Channel Separation More than 65dB (IHF-A)

Dimensions** 179(W)×51(H)×154(D)mm Weight** 1.7kg

* Specifications and the design are subject to possible modification without notice due to improvements.

** Dimensions and Weight shown are approximate.

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

CONTENTS

Page Page

1 PART No. AND VEHICLE 2 2 FEATUERS 3 LASER PRODUCTS 4 FRONT VIEW AND FUNCTIONS 5 REAR VIEW AND CONNECTORS 6 WIRING CONNECTION 7 BLOCK DIAGRAM 8 TERMINALS DESCRIPTION

9 PACKAGE AND IC BLOCK DIAGRAM 11 10 REPLACEM ENT PARTS LIST

2 2

11 EXPLODED VIEW (Unit)

12 CD PLAYER PARTS 13 EXPLODED VIEW (CD Deck)

3 4

14 WIRING DIAGRAM

15 SCHEMAT IC DIAGRAM -1 16 SCHEMAT IC DIAGRAM -2

14 22 23 24 25 31 33

1 PART No. AND VEHICLE

[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

2 FEATUERS

∙

PLL (Phase Locked Loop) synthesized tuning.

∙

12-FM, 12-AM presets with preset scan

∙

NCD-8 CD player.

∙

CD Changer control.

3 LASER PRODUCTS

4 FRONT VIEW AND FUNCTIONS

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

5 REAR VIEW AND CONNECTORS

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

6 WIRING CONNECTION

7 BLOCK DIAGRAM

7.1. Main Block

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

7.2. Display Block

7.3. AMP Block

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

7.4. CD Servo Block

8 TERMINALS DESCRIPTION

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

8.1. Main Block

IC701 : C2CBKA000001

No.

Port Descriptions I/O

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.INLCD/SEC. serial data O 0 0 0

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

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

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

.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

detection

Disc-in SW I 0 0 0

(V)FM(V)AM(V)CD(V)

I 2.9 0 0

I 0 0 0

No.

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

Port Descriptions I/O

(V)FM(V)AM(V)CD(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 - - - -

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

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

8.2. CD Servo Block

IC201 : MN662748RPMF

Pin No.

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

Port Descriptions I/O Vol.

(V)

Pin No.

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

Port Descriptions I/O Vol.

IC401 : MN101C117AF

Pin No.

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

Port Descriptions I/O Vol.

(V)

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

IC101 : AN6564NST1

IC102, 202, 204 : C0ABCB000032

IC705 : C3EBEC000004

IC704 : MN1382QP

IC715 : MN1382JP

IC203, 205, 382 : YEAMPC4570T1

IC706 : YEAM2951MT

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