Videovox Pro MMD-710, MMD-710T, PAV-1510, PAV-1510T Service Manual

SERVICE MANUAL

MMD-710/710T

PAV-1510/1510T

Contents

2. Features

3. Block Diagram (Main)

4. Block Diagram (Monitor)

5. Unit Wiring Diagram

6. Schematic Diagram (Main)

7. Schematic Diagram (Monitor)

8. Schematic Diagram (TV BOX)

9. IC & TR Voltage Chart (Main PCB)

10. IC & TR Voltage Chart (Monitor PCB)

11. Exploded View & Part's List

14. Circuit Board Diagram (Main)

15. Part's List / Main PCB Ass'y

16. Circuit Board Diagram (Monitor)

17. Part's List / Monitor PCB Ass'y

18. Circuit Board Diagram (Front)

19. Part's List / Front PCB Ass'y

20. Circuit Board Diagram (Tuner)

21. Part's List / Tuner PCB Ass'y

22. Part's List (Tilt Loader) Motor PCB Ass'y

23. Part's List (DVD Deck) MPEG PCB Ass'y

24. Part's List / Packing

25. Product Specification

2. Features

o

Motorized 7" Digital TFT Screen

o

AM/FM Stereo Tuner

o

TV Tuner with Diversity Antenna Input

o

DVD-R/RW, CD-R/RW Compatible

o

Video Select (V Sel.) Rear Zone Output

o

ESP - Electronic Shock Protection for DVD, MP3 and CDDA

o

OSD - On Touching Screen Display

o

Joystick Menu Navigation

o

AV1 and AV2 Inputs for System Expansion

o

Auto Dimmer Illumination

1. Cover

2

12. Exploded View & Part's List (Tilt Loader)

13. Exploded View & Part's List (DVD Deck)

RADIO

(B6,B7,32)

RDS

MICOM

VOLUME FRONT

[TEA6320] (80)

RDS

DECODER

POWER

AMP

[TDA7560]

6CH DAC

[PCM1606]

FRONT INTERFACE

DVD

LOADER

[DMD-

2002]

5.1/2CH

SELECT

6CH

FILTER

AV 1 IN

MAIN MICOM

PIC18F8722

DISPLAY INTERFACE

AV 2 IN

NAVI IN

CENTER /

SUBWOOFER

AUDIO OUT

4 CH

LINE OUT

AUTO ANT

PARKING

BACK

CAMERA

TV TUNER

VIDEO SW

[BA7654F]

VIDEO OUT

AUX1 L/R

AUX2 L/R

TV MONO

RADIO L/R

ADAT0,1,2

ADAT3

AUX1 CVBS

AUX2 CVBS

TV CVBS

NAVI RGBC

DVD CVBS

DVD YC

BUZZER

SCL0,SDA0

VOLUME REAR

[TEA6320] (80)

VOLUME

CENTER/SUBWOOFER

[TEA6320] (80)

MUTE_S

SCL1,SDA1
SCL1,SDA2
SCL1,SDA3

DEMP

MUTE

CMUTE

VIDEO_SW

TUNER_ON

BRAKE

BACKCMAERA

LCDIF
INTO

RESET

DVD Y

C

AUX1 CVBS
AUX2 CVBS

TV CVBS

NAVI RGBC

YOUT

KEY

PWM

5.1CON

UART2

CDS

3. Block Diagram (Main)

3

LCD DRIVER

[LC75884W]

SCALER

[TW8801]

(SID==1,

8A(W)

/8B(R))

MONO BTL

[TDA7052]

PANEL

POWER

7” TFT LCD

[TX18D11VM1CAA]

LCD

CCFL

[MP1015]

LCD BACK LIGHT

KEY

LCD KEY LED

DISPLAY INTERFACE

DVD Y

C

AUX1 CVBS
AUX2 CVBS

TV CVBS

NAVI RG

B

RGB

CENTE

R

CMUTE

CDS

SENSOR

YOU

T

CSYNC

I2C
LCDIF
INTO

RESET

PWM

TILT MECHA

CONTROL

TFT KEY LED

RESET

I2C

ENABLE

CDS

4. Block Diagram (Monitor)

4

5

5. Unit Wiring Diagram

Gray/Black (-)

Gray

(+)

9

White/Black (-)

White

(+)

Violet (+)

8

10

11

Green (+)

Green/Black

(-)

Violet/Black (-)

1

Gray

Black

Front

Rear

12

3

Blue

7

6

Pink

13

14

16

17

15

Red

TO HEAD UNIT-

1

23

4

A

N

T

O

P

T

I

O

N

A

L

D

I

V

E

R

S

I

T

Y

Antenna Included

18

10A

2

Black

4

+

Yellow

5

FILTER &
FUSE BOX

Orange

19

6. Schematic Diagram (Main)

6

7

7. Schematic Diagram (Monitor)

8

9

8.󰼿Schematic󰼿Diagram󰼿(TV󰼿Box)

10

NO IC705

NO PIC18F6722 NO PIC18F6722 NO PIC18F6722 BA17810FP

1 5 24 47 5 1 14
2525048520
3 0 26 5 49 5 3 10
4 0 27 50 5
50280515
6 5 29 0.5 52 5
7 5 30 0.4 53 5
831554

9 0 32 5 55
10 5 33 5 56 0
11 34 3.5 57 5
12 5 35 3.6 58
13 4.9 36 59 5
14 5 37 0.1 60 5.1
15 4.9 38 5 61 5.1
16 4.9 39 2.2 62 0
17 0.1 40 2.3 63 5
18 5 41 0 64 0
19 5 42 0
20 0 43 0
21 4 44 0
22 5 45 5
23 46 0.2

NO Q719 NO Q725 NO Q733 NO Q711

B 0.1 B 5 B 12.2 B 5

C 5 C 5 C 12.9 C 5

E 5 E 0 E 12.9 E 0

Q721 Q720 Q708 Q712

B2.7B0B5B0

C 0.1 C 5 C 0.1 C 5

E0E0E0E0

Q713 Q411

B 0.5 B

C5C

E0E

9. IC & TR VOLTAGE CHART (MAIN PCB)

IC 601

11

NO IC704 NO Q705

NO TDA7560 NO TDA7560 LM2576 B 2

1 0 14 6.1 1 12.9 C 0

2 0 15 6.1 2 10.5 E 0

3 6.3 16 6.1 3 0 Q310

4 4.3 17 6.3 4 1.2 B 0

5 6.3 18 0 5 10.5 C 7.8

6 13 19 6.3 E 0

7 6.3 20 13

8 0 21 6.3

9 6.3 22 7.8
10 6.1 23 6
11 6.1 24 0
12 6.1 25
13 0

NO Q509 NO Q508

NO PCM1606 NO PCM1606 B 4.8 B 0

1 0 12 2.4 C 0 C 0

2 0 13 2.4 E 0.05 E 0

3 0 14 2.4 Q511 Q510

4 0 15 4.8 B 4.8 B 0

50160C0C0

6 0 17 0 E 0.05 E 0

7 0 18 1.7 Q505

8 2.4 19 1.7 B 0

9 2.4 20 1.7 C 4.8
10 2.4 E 0
11 2.4

NO Q204 NO TU201

NO TEA6320 NO TEA6320 B 5 CET-6175A0

1 5 17 3.9 C 0.1 1 0

2 0 18 3.9 E 0 2 0

3 3.9 19 7.8 Q202 3 7.7

4 3.9 20 3.9 B 7.8 4 2

5 3.9 21 3.9 C 7.9 5 0

6 3.9 22 3.9 E 8 6 0

7 3.9 23 3.9 Q201 7 5.2

8 3.9 24 3.9 B 5.6 8 3.4

9 3.9 25 3.9 C 7.8 9 0
10 3.9 26 3.9 E 5.1 10 5.1
11 3.9 27 3.9 11 5.1
12 7.8 28 3.9 12 3.5
13 3.9 29 3.9 13 3.5
14 3.9 30 3.9 14 5.2
15 3.9 31 7.8
16 3.9 32 4.6

9. IC & TR VOLTAGE CHART (MAIN PCB)

IC301,302,303

IC504

IC307

12

NO IC501 NO IC502 NO IC503

BA4560F BA4560F BA4560F
1 3.8 1 3.8 1 3.8
2 3.8 2 3.8 2 3.8
3 3.8 3 3.8 3 3.8
404040
5 3.8 5 3.8 5 3.8
6 3.8 6 3.8 6 3.8
7 3.8 7 3.8 7 3.8
8 7.7 8 7.7 8 7.7

NO IC401 NO IC506

BA7651 BA4560 NO PCM1754 NO PCM1754
1 2 1 3.9 1 1.7 9 0
2 4.9 2 3.8 2 3 10 2.4
3 2 3 3.8 3 1.7 11 4.8
404040120
5 2 5 3.8 5 0 13 0
6 5.3 6 3.8 6 4.8 14 0
7 1.3 7 3.8 7 2.4 15 0
8 0 8 7.7 8 2.4 16 1.7

NO IC403 NO IC402 NO Q525

NJM2561 NJM2561 B 0
1 4.5 1 4.5 C 0
2 0.8 2 0.8 E 0
3 0.9 3 0.9 Q526
4 1.4 4 1.4 B 0
5050C0.1
6 4.9 6 4.9 E 0

NO IC509 NO IC510 NO IC511 NO IC603

MP1591 MP1591 MP1591 BA17808FP
1 8.2 1 12.4 1 10 1 12.8
2 12.8 2 12.8 2 12.8 2 0
3 3.4 3 8.1 3 5.3 3 7.8
4 0 4 0 4 0 IC703
5 1.1 5 1.2 5 1.2 BA17805
6 1.2 6 1.2 6 1.2 1 5
7 4.5 7 4.9 7 4.9 2 0
8 4.8 8 4.9 8 4.8 3 5

NO Q501 NO Q503 NO Q502 NO Q504

B 7.1 B 4.5 B 0.1 B 4.5

C 7.8 C 6.1 C 7.8 C 0.1

E 7.8 E 0 E 7.8 E 0

9. IC & TR VOLTAGE CHART (MAIN PCB)

IC505

13

NO Q727 NO Q731 NO Q706 NO Q709

B 5.6 B 5.6 B 12 B 4.5

C 12.6 C 12.6 C 13 C 2.7

E 5 E 5 E 12.8 E 0

Q728 Q729 Q730

B 5 B 13 B 12.3

C 0.1 C 12.3 C 13

E0E13E13

9. IC & TR VOLTAGE CHART (MAIN PCB)

14

NO LC75884W NO LC75884W NO LC75884W NO LC75884W

1 5 21 0 41 0 61 0
2 0 22 0 42 0 62 0.1
3 0 23 0 43 0 63 0.1
4 0 24 0 44 0 64 0.1
5 0 25 0 45 0 65 0
6 0 26 0 46 0 66 0
7 0 27 0 47 0 67 5
8 0 28 0 48 0 68 5

9 0 29 0 49 0 69 3.3
10 0 30 0 50 0 70 1.7
11 0 31 0 51 0 71 0
12 0 32 0 52 0 72 0
13 0 33 0 53 0 73 3.7
14 0 34 0 54 0 74 5
15 0 35 0 55 0 75 5
16 0 36 0 56 0 76 5
17 0 37 0 57 5 77 0.2
18 0 38 0 58 5 78 5
19 0 39 0 59 5 79 0
20 0 40 0 60 5 80 0

NO Q901 NO Q903 NO Q905 NO Q906

B 10 B 10 B 10 B 0.1

C10C 0 C0.5C10

E 0 E 10 E 10 E 0.1

Q904 Q902 Q909 Q910

B 0.1 B 0.1 B 9.2 B 3.5

C 10 C 10 C 9.9 C 0.1

E 0.1 E 0 E 9.9 E 0.1

Q908 Q907

B 4.6 B 9.2

C 0.1 C 10

E 0.1 E 10

NO U802 NO U804

BA7654F MP1591 NO ADS7843 NO ADS7843

1218.51595
2 3.5 2 10.1 2 0.1 10 5
3 1.8 3 3.5 3 0.1 11 0
4 0 4 0 4 0.1 12 5
5 2.2 5 1.3 5 0.1 13 0.5
6 5 6 1.3 6 0 14 5
7 1 7 5.2 7 0 15 5
8 0 8 5 8 4.9 16 0.1

10. IC & TR VOLTAGE CHART (MONITOR PCB)

U806

U901

15

NO TW8801 NO TW8801 NO TW8801 NO TW8801

1 0.1 41 81 121 0
2 0.1 42 82 122
3 3.5 43 83 123
4 1.6 44 84 124
5 0 45 85 125
6 46 86 126
7 47 87 127
8 0 48 88 128

9 49 89 0 129
10 0 50 90 130 3.5
11 51 91 131
12 0 52 92 132
13 0 53 93 133
14 3.5 54 94 134
15 1.7 55 1.4 95 135
16 56 1.4 96 136
17 0 57 0 97 137 0
18 2.2 58 0.6 98 3.5 138
19 1.2 59 0.2 99 139
20 0 60 0.2 100 140
21 61 0.2 101 141
22 0 62 3.5 102 142
23 3.5 63 103 143
24 0 64 104 144
25 3.5 65 1.4 105 145
26 0 66 1.4 106 146 3.5
27 0 67 0.6 107 0 147
28 68 0.1 108 3.7 148
29 0 69 0.2 109 3.4 149
30 5.1 70 0.2 110 2.4 150
31 71 111 1.7 151 0
32 5.1 72 112 152 0
33 5.1 73 1.4 113 153 1.2
34 3 74 1.4 114 3.5 154 2.2
35 3.5 75 0 115 3.5 155 3.5
36 1.7 76 0.6 116 3.5 156
37 1.7 77 0.2 117 157 1.7
38 0 78 0.2 118 158 1.7
39 79 0.2 119 159 0.1
40 80 3.5 120 160 1.6

10. IC & TR VOLTAGE CHART (MONITOR PCB)

U801

16

NO U805

NO MP1015 NO MP1015 NO MP1015 7805

1 5 8 2.5 15 5 1 5

2090162.320

3 1 10 7.8 17 0.1 3 10.2

4 5 11 8.1 18 9.8

5 3.4 12 0 19 0.1

6 5.9 13 2.7 20 0

7 9.7 14 9.7

Q801 Q802 Q803

B 1.5 B 2.8 B 0.7

C 2.1 C 3.4 C 0.1

E0E3.5E0

10. IC & TR VOLTAGE CHART (MONITOR PCB)

U803

17