Pioneer MJHX-3000 Service manual

MINI DISC RECORDER

MJ-HX5000

MJ-HX3000
MJ-HX2000
MJ-HX700

THIS MANUAL IS APPLICABLE TO THE FOLLOWING MODEL(S) AND TYPE(S).

ORDER NO.

RRV2134

Type

MJ-HX5000MJ-HX3000MJ-HX2000 MJ-HX700

ZUCXCN ‡ ‡ ‡ — DC power supplied from other system component

ZUCXCN1 ‡ ‡ ‡ — DC power supplied from other system component

ZVYXCN — — — ‡ DC power supplied from other system component

¶ ZUCXCN type and ZUCXCN1 type are constructed the same.

These products are component of systems.
This product does not operate normally by itself. Please connect it to the CD RECEIVER
SYSTEM, for adjustment and operation inspection. Otherwise damage may result.

Model

Power Requirement

Remarks

CONTENTS

1. SAFETY INFORMATION....................................2

2. EXPLODED VIEWS AND PARTS LIST .............3

3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM 8

4. PCB CONNECTION DIAGRAM .......................19

5. PCB PARTS LIST.............................................26

6. ADJUSTMENT.................................................. 28

PIONEER ELECTRONIC CORPORATION 4-1, Meguro 1-Chome, Meguro-ku, Tokyo 153-8654, Japan

PIONEER ELECTRONICS SERVICE, INC. P.O. Box 1760, Long Beach, CA 90801-1760, U.S.A.
PIONEER ELECTRONIC (EUROPE) N.V. Haven 1087, Keetberglaan 1, 9120 Melsele, Belgium
PIONEER ELECTRONICS ASIACENTRE PTE. LTD. 253 Alexandra Road, #04-01, Singapore 159936

PIONEER ELECTRONIC CORPORATION 1999

7. GENERAL INFORMATION .............................. 28

7.1 DIAGNOSIS ...............................................28

7.2 PARTS ....................................................... 30

8. PANEL FACILITIES AND SPECIFICATIONS

...................................................................32

T–ZZR MAY 1999 Printed in Japan

MJ-HX5000, MJ-HX3000, MJ-HX2000, MJ-HX700

1. SAFETY INFORMATION

This service manual is intended for qualified service technicians; it is not meant for the casual
do-it-yourselfer. Qualified technicians have the necessary test equipment and tools, and have been
trained to properly and safely repair complex products such as those covered by this manual.
Improperly performed repairs can adversely affect the safety and reliability of the product and may
void the warranty. If you are not qualified to perform the repair of this product properly and safely, you
should not risk trying to do so and refer the repair to a qualified service technician.

WARNING
This product contains lead in solder and certain electrical parts contain chemicals which are known to the state of California to
cause cancer, birth defects or other reproductive harm.
Health & Safety Code Section 25249.6 – Proposition 65

THIS PIONEER APPARATUS CONTAINS
LASER OF CLASS 1.
SERVICING OPERATION OF THE APPARATUS
SHOULD BE DONE BY A SPECIALLY
INSTRUCTED PERSON.

LABEL CHECK

IMPORTANT

LASER DIODE CHARACTERISTICS
MAXIMUM OUTPUT POWER: 5 mw
WAVELENGTH: 780 – 785 nm

Excpet for MJ-HX700

MJ-HX700 type Only

MJ-HX700 type Only

2

MJ-HX5000, MJ-HX3000, MJ-HX2000, MJ-HX700

2. EXPLODED VIEWS AND PARTS LIST

NOTES : ÷ Parts marked by “ NSP ” are generally unavailable because they are not in our Master Spare Parts List.

÷ The

÷ Screw adjacent to

2.1 PACKING

mark found on some component parts indicates the importance of the safety factor of the part.

Therefore, when replacing, be sure to use parts of identical designation.

mark on the product are used for disassembly.

∞

6

5

7

1

4

13

14

12
10

9

8

11

(1)PACKING PARTS LIST

Mark No. Description Parts No.

1 Polyfoam (TOP) 66680
2 Polyfoam (BOTTOM) 66681
3 Display Carton See Contrast table (2)
4 Mirormat Mat(380x300x0.5) 66694

2

3

5 Exclusive use CD-MD Cable 60233

(L=1.0 m)

6 Sound Scape MD AFB7011-A
7 MD RECORDER See Contrast table (2)
8 Operating Instructions (English) 66780-MDU
8 Operating Instructions (French) 66780-MDF
9 Operating Instructions See Contrast table (2)

10 Guarantee Card See Contrast table (2)
11 Polyethylene Bag 53117

(0.03 × 200 × 300)
12 Initial Instruction Manual 66783
13 Carton Sheet C 66669
14 Safety Directions See Contrast table (2)

(2) CONTRAST TABLE

MJ-HX5000, MJ-HX3000, MJ-HX2000 and MJ-HX700 are constructed the same except for the following:

Mark Remarks

No.

3 Display Carton 66679-50U 66679-30U 66679-20U 66679-70

NSP 7 MD RECORDER MJ-HX5000 MJ-HX3000 MJ-HX2000 MJ-HX700

9 Operating Instructions (German) Not used Not used Not used 66780-MDG
10 Guarantee Card 66688-U 66688-U 66688-U 66688-Y/N
14 Safety Directions 66784-50U 66784-30U 66784-20U 66784-70V

Symbol and Description

MJ-HX5000 MJ-HX3000 MJ-HX2000 MJ-HX700

/ZUCXCN /ZUCXCN /ZUCXCN /ZVYXCN

Part No.

3

MJ-HX5000, MJ-HX3000, MJ-HX2000, MJ-HX700

2.2 EXTERIOR

32

32

32

38

39

40

41

52

A

51

8

42

8

8

43

44

45

46

8

88

8

B

9

32

32

37

36

35

47

8

15

11

10

9

8

4

7

5

6

3

23

23

1

2

12

18

9

9

14

13

8

19

20

22

26

25

48

24

27

28

16

31

50

8

21
Refer to "2.3 MD MECHA. (1/2)"
"2.4 MD MECHA. (2/2)"

49

17

34

40

53

29

A

B

44

33

34

34

30

34

34

34

4

MJ-HX5000, MJ-HX3000, MJ-HX2000, MJ-HX700

(1) EXTERIOR PARTS LIST

Mark No. Description Parts No.

NSP 1 Front Cover A, B (MD) See Contrast table (2)
NSP 2 Front Door A, B (MD) See Contrast table (2)

3 Button B (MD) See Contrast table (2)
4 Lens 66734-MD
5 Cushion A 66795

Mark No. Description Parts No.

26 MD Door Shaft 66750
27 MD Door Spring 66751
28 Screw PAN M3x6 PMZ30P060FZK
29 Screw BIND TAPP. M3x6 BMZ30P060FZK
30 Shield Case (Bottom) 66739

6 Door Shaft A 66746
7 Dumper Gear 60227
8 Screw PAN TAPP. T3x10 PMZ30P100FNI
9 Plate Nut 66741
10 MD Front Case See Contrast table (2)

11 Button D (REC) See Contrast table (2)
12 LCD Window 66735
13 LCD Assy 52715
14 LCD Sheet 66756
15 LCD Holder 66727

16 MD COMBI PCB Assy 66785C

(LED PCB)

17 MD COMBI PCB Assy 66785A

(FRONT PCB)
18 Push Door Lock 60226
19 Eject Button See Contrast table (2)
20 Button C (MD EDIT) See Contrast table (2)

21 MD Mechanism Assy 61416
22 Front Door Spring 66748
23 Screw PAN TAPP. T2x8 PBZ20P080FMC
24 Inner Panel (MD) See Contrast table (2)
25 MD Door 66732

31 Shield Case (Up) 66738
32 Screw PLAT M3x6 CMZ30P060FNI
33 MD COMBI PCB Assy 66785B

(AD/DA PCB)
34 Screw PAN M2x4 PMZ20P040FZK
35 Screw PAN M3x10 PBZ30P100FMC

36 Leg Rubber (A, B) See Contrast table (2)
37 Foot (A, B) See Contrast table (2)
38 MD Rear Case See Contrast table (2)
39 12P Connector Holder A 66728

NSP 40 12P Connector Assy 66763

41 12P Connector Holder B 66729
42 Wire Clamper 66726
43 10P Connector Holder A 66730

NSP 44 10P Connector Assy 66778

45 10P Connector Holder B 66731

46 Back Plate (MD) See Contrast table (2)
47 Front Door Assy A,B (MD) See Contrast table (2)
48 Panel Tape B 66761
49 16P FFC (SUMI Card) 66775
50 19P FFC (SUMI Card) 66776

51 Label Plate (CAUTION) 66690I
52 Label Plate See Contrast table (2)
53 Label Plate (MD Caution A) See Contrast table (2)

(2) CONTRAST TABLE

MJ-HX5000, MJ-HX3000, MJ-HX2000 and MJ-HX700 are constructed the same except for the following:

Mark

No.

NSP 1 Front Cover (A, B) 66714-05M 66715-03M 66714-02M 66714-K7M
NSP 2 Front Door (A, B) 66708-05M 66709-03M 66708-02M 66708-K7M

3 Button B (MD) 66717-05M 66717-03M 66717-02M 66717-K7M
10 MD Front Case 66702-05 66702-03 66702-02 66702-K7
11 Button D (REC) 66719-05R 66719-03R 66719-02R 66719-K7R

19 Eject Button 66721-05 66721-03 66721-02 66721-K7
20 Button C (MD EDIT) 66718-05ME 66718-03ME 66718-02ME 66718-K7ME
24 Inner Panel (MD) 66711-05M 66711-03M 66711-02M 66711-K7M

36 Leg Rubber (A, B) 66758-01 66758-02 66758-02 66758-01
37 Foot (A, B) 66722-05 66723-03 66723-02 66722-K7

38 MD Rear Case 66704-05 66704-03 66704-02 66704-K7
46 Back Plate (MD) 66762-50U 66762-30U 66762-20U 66762-70
47 Front Door Assy (MD) 10000-05M 10000-03M 10000-02M 10000-K7M
52 Label Plate 66690B 66690B 66690B 66690E
53 Label Plate (MD Caution A) Not used Not used Not used 66690A

Symbol and Description

MJ-HX5000 MJ-HX3000 MJ-HX2000 MJ-HX700

Part No.

Remarks

5

MJ-HX5000, MJ-HX3000, MJ-HX2000, MJ-HX700

2.3 MD MECHA. (1/2 : LOADING ASSY)

12

13

11

14

16

10

9

8

32

15

17

13

11

18

7

6

4

26

19

12

22

24

20

21

Refer to "2.4 MD MECHA.
(2/2 : MECHA ASSY)

33

23

3

2

1

5

31

27

30

2

¶ MD MECHA. (1/2:LOADING ASSY) PARTS LIST

Mark No. Description Parts No. Mark No. Description Parts No.

1 Motor Plate Assy X-2646-247-1
2 Screw +P2.6x4.5 TYPE3 7-627-854-28
3 L-SW Wire Connection Board 1-668-261-11
4 Connecton Wire (6P) 1-783-386-11
5 Gear (AW B) 2-646-555-02

6 Gear (AW A) 2-646-554-01
7 Slot Frame Assy X-2646-249-2
8 Lifter Spring (Slot Arm) 2-646-563-01
9 Slot Arm 2-646-556-01
10 Load Frame Assy X-2646-248-2

11 lnsulator 2-646-548-01
12 W2.6,MIDDLE 7-688-002-11
13 Screw 4-628-167-01
14 Slid Frame 2-646-557-01
15 Head Arm 2-646-559-01

18 Mode Cam 2-646-560-01
19 Head F.Wire Connection 1-669-181-11
20 Screw +P1.7x2.5TYPE2 2-627-529-01
21 MD Head 1-500-518-12
22 Sheet 2-646-549-02

23 MD MOUNT ASSY A-4917-020-A
24 Screw 2-643-228-01
25 • • • • •
26 Lifter Spring (Door Arm) 2-646-545-01
27 Main Frame 2-646-547-02

28 • • • • •
29 • • • • •
30 Loading Motor Assy X-2626-328-1
31 Screw +P1.7x1.8TYP.3 7-627-852-38
32 Screw +P2x3 TYP.3 7-627-853-37

16 Lifter Spring (Slot Frame) 2-646-562-01
17 Coil Spring (Head Arm) 2-646-561-01

6

33 Loading Assy A-4912-117-A

MJ-HX5000, MJ-HX3000, MJ-HX2000, MJ-HX700

2.4 MD MECHA. (2/2 : MECHA ASSY)

23

6

12

11

13

8

1

9

10

7

5

4

3

2

1

4

15

25

19

18

15

14

20

21

16

17

1

24

22

¶ MD MECHA. (2/2:MECHA ASSY) PARTS LIST

Mark No. Description Parts No. Mark No. Description Parts No.

1 Screw +P1.4x3.5 TYPE3 2-627-404-01
2 Guide 2-646-453-01
3 Connecton Wire (7P) 1-783-387-11
4 Screw +P1.4x1.8TYPE3 7-627-850-79
5 D-SW MOUNT BOARD 1-668-262-11

16 SL Motor Assy X-2626-329-1
17 Gear (MD) 2-646-571-01
18 Screw +P1.7x4 TYPE3 7-627-852-18
19 SP Motor Assy X-2626-327-1
20 Lead Screw Assy X-2626-330-1

6 Servo Base 2-646-575-01
7 SP Motor Holder 2-646-566-01
8 OP Lead Wire 1-669-180-11
9 SL Motor Lead Wire 1-783-318-11
10 SL Motor Lead Wire 1-783-318-21

11 Guide Shaft 2-646-452-01
12 Screw +P1.4x1.4TYPE2 2-627-530-D1
13 Rack (Insater) 4-963-914-02
14 Pulley Load plate 2-646-567-01
15 N0.0 Cross Screw 2-627-431-01

21 Lead Holder Assy X-2626-331-1
22 Lead Holder (B) 2-646-573-01
23 Deck Mechanism Assy A-4912-118-A
24 MD MECHANISM ASSY KMS-260A

(KMS-260A)

25 SP Tension Spring 2-646-564-01

7

1

234

MJ-HX5000, MJ-HX3000, MJ-HX2000, MJ-HX700

3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM

3.1 BLOCK DIAGRAM

A

POWER PCB

CN301

TO CD RECEIVER

B

TUNER PCB

CN101

TO CD RECEIVER

EXCLUSIVE USE

CD– MD

TARMINAL

CD

C

REC IN

CN805

1

CON
SYSSI

2

SYSSO

3

SYSCLK

4

SUBCS

5

SUBREQ

6

SUBRST

7
8

COM+5V
COM GND

9

MD+5V

10
11

MDGND

12

CON

CN806

REC L

1
2

AU GND

3

LCH

4

AU GND

5
6

AU+9V

7
8

AU GND
B.LED+9V

9

B.LEDGND

10

CN807

Q803 - Q807

(2SA1037K,
2SC2412K)

+3.3V REG.

1

IC803

MD +5V

MD

R ch

MD REC

R ch

2

AD/DA PCB

A

ASSY

IC801
52186

20

(AK4518-VF-E2)

AD/DA CON.

6
3

1519
12

IC802

(TC7SU04F)

X'TAL OSC.

MD

CN801

SYS3.3V

LEDO

STB

VBAT

AMUTE

XLATCH

DA RST

RXD

TXD

POWER DOWN

RTS

CTS

EMPHASIS

CN804

ADDT

DADT

DIN

DOUT

+5V
+5V

256FS

2 1
4 3
6 5

8 7
10 9
12 11
14 13
16 15

2 1

4 3

6 5

8 7
10 9
12 11
14 13
16 15
18 17

19

CN802

1

AN0
AN1

2

AN2

3

B.LED+9V

4

B.LEDGND

5

SCAPELED

6

BACKLEDY

7
8

BACKLEDG
GND

9

D

+5V

10

IC800

52181

(CXP84632-1)

SUB. CPU

CN803

DB7
DB6
DB5
DB4
DB3
DB2
DB1
DB0

R/W

RS

1
2
3
4
5
6
7
8

E

9
10
11

8

1234

5

67

8

MJ-HX5000, MJ-HX3000, MJ-HX2000, MJ-HX700

10 9
12 11
14 13
16 15

CN102

10 9
12
14 13
16 15
18 17

2 1
4 3
6 5
8 7

2 1
4 3
6 5
8 7

CN103

19

ADDT

DADT

DIN

AMUTE

XLATCH

DARST

OUT3F
OUT3R
OUT4R

OUT4F

EMP

CTS
RTS
TXD

RXD

A2+3V

A2+3V

TRDR
TFDR
FFDR

FRDR
SRDR
SFRD

IN3R
IN3F

IN2R
IN2F

93
90

83
70
60
59
58

57

69
53
85

86
88
89
91
92
93
94

XRST

PSB

16
15
14
12
10

8

6
30
29

IN4R

43, 36, 23, 20, 13, 8,

µCOM

(IC201)

RU8X12MF-0020

41–42, 32-33,12-16

1–9, 10–15

DSSP

&

DSP

(IC121)

CXD2652AR

SPRD
SPFD

10

29–32, 34–38, 46–49

1–2,5,6–9, 11–15, 18–19

DRAM

(IC125)

MSM51V4400-70TS-K

VM3

13

IN1F

19

IN1R

ROHM

18

DRIVER

17

(IC152)

BH6511FS

VDD

OUT1F

-ES

21

OUT1R

23

43

IN4F

CHACK IN

LIMITIN

DADATA
ADDATA

M+5V

CN106

1

6

REC P

37

PB P

38

96

CHACK IN

REC P

PB P

LIMITIN

1

2

2

3

3

4

4

5

5

6

6

L-SW PWB

ASSY

(1-668-261-11)

CN105

1
2
3
4
5
6
6 6

21

1
2
3
4
5
6

2 1
4 3
6 5

8 7
10 9
12 11
14 13
16 15
18 17
20 19

D-SW PWB

ASSY

Mini Disk

21

(1-668-262-11)

Device

(KMS-260A)

B

MD MOUNT

C

DIN

21

24
23

79– 83

62– 67

55

RF1

ASSY

16 20

RF

38

RF–AMP

(IC101)

CXA2523AR

25
35

SPDL+

SPDL-

CN101

2 1

2

4
3

VC

1

4 3
6 5

8 7
10 9
12 11

TRK-

14 13

FSC+

16 15

FSC-

18 17

TRK+

20 19

C

A

1
2
3
4
5
6
7
8

9
10
11

CN903

DB7
DB6
DB5
DB4
DB3
DB2
DB1
DB0
E
R/W
RS

5

MD MECHANISM ASSY (KMK-260AAB)

KEY LED

LED DRIVER

Q901–Q905

DTC114YK

LCD DRIVER

IC 900
52182

(NJU6408B)

LC 900

LCD PANEL

52715

(KSG4148S)

BACK-LIGHT

LED

SCAPE-LED

KEY

CN902

1

AN0
AN1

2

FRONT MD PCB

1

CN901 CN900

ASSY

1
2
3
4

1
2
3
4

B

AN2

B.LED+9V

B.LEDGND
SCAPELED
BACKLEDY

BACKLEDG

GND

+5V

3
4
5
6
7
8
9

10

D

9

6

7

8

1

234

MJ-HX5000, MJ-HX3000, MJ-HX2000, MJ-HX700

3.2 OVERALL SCHEMATIC DIAGRAM

A

TO CD RECEIVER

POWER PCB ASSY CN301

B

TO CD RECEIVER

TUNER PCB ASSY CN101

CN805

1
2
3
4
5
6
7
8

9
10
11
12

CN806

1

2

3

4

5

6

7

8

9
10

CON
SYSSI
SYSSO
SYSCLK
SUBCS
SUBREQ
SUBRST
COM+5V
COM GND
MD+5V
MDGND
CON

REC L
AU GND
REC R
LCH
AU GND
RCH
AU+9V
AU GND
B.LED+9V
B.LEDGND

A

AD/DA PCB ASSY
(66785B)

SYS3.3V

LEDO

STB

VBAT

SYSTEM RST

POWER DOWN

AMUTE

XLATCH

DA RST

RXD

TXD
RTS
CTS

SCLK

SWDT

EMPHASIS

ADDT

MGND

BCK

MGND

DADT
M+5V

LRCK
M+5V

GND
GND

+3.3V

DIN

H+5V

DOUT

+5V
+5V

512FS

H GND

256FS

CN801

2 1
4 3
6 5

8 7
10 9
12 11
14 13
16 15

CN804

2 1

4 3

6 5

8 7
10 9
12 11
14 13
16 15
18 17

19

CD-MD

OUT PUT

Exclusive

CN807

C

CN802

1

AN0
AN1

2

AN2

3

B.LED+9V

4

B.LEDGND

5

SCAPELED

6

BACKLEDY

7
8

BACKLEDG
GND

D

9

+5V

10

CN803

DB7
DB6
DB5
DB4
DB3
DB2
DB1
DB0

R/W

RS

1
2
3
4
5
6
7
8

E

9
10
11

10

1234

5

67

8

MJ-HX5000, MJ-HX3000, MJ-HX2000, MJ-HX700

Note: When ordering service parts, be sure to refer to "EXPLODED VIEWS AND PARTS LIST" or "PCB PARTS

LIST".

2 1
4 3
6 5

8 7
10 9
12 11
14 13
16 15

2 1

4 3

6 5

8 7
10 9
12 11
14 13
16 15
18 17

19

CN103

CN102

C

MD MOUNT ASSY
(A-4917-020)

CN106

CN105

CN101

1
2
3
4
5
6

1
2
3
4
5
6

2 1
4 3
6 5

8 7
10 9
12 11
14 13
16 15
18 17
20 19

1
2
3

L-SW PWB

4

ASSY

5

(1-668-261-11)

6

1
2
3

D-SW PWB

4

ASSY

5

(1-668-262-11)

6

2 1
4 3
6 5
8 7

10 9

MINI DISC

12 11

DEVICE

14 13

(KMS-260A)

16 15
18 17
20 19

21

21

A

B

C

MD MECHANISM ASSY (KMK-260AAB)

CN903

1

DB7
DB6

2

DB5

3

DB4

4

DB3

5

CN901 CN900

DB2

6

DB1

7
8

DB0
E

9

R/W

10

RS

11

5

B

FRONT MD PCB ASSY
(66785A)

1

1

2

2

3

3

4

4

6

(66785C)

CN902

AN0
AN1
AN2

B.LED+9V

B.LEDGND
SCAPELED
BACKLEDY

BACKLEDG

GND

+5V

7

1
2
3
4
5
6
7
8
9

10

D

11

8

1

234

MJ-HX5000, MJ-HX3000, MJ-HX2000, MJ-HX700

3.3 AD/DA PCB ASSY

(MD)

A

VKN1192

AD/DA PCB

A

ASSY

: MD AUDIO SIGNAL ROUTE

(MD REC)

: MD REC ANALOG AUDIO SIGNAL ROUTE

(MD DI)

: MD REC FROM CD DIGITAL
AUDIO SIGNAL ROUTE

CN103

C

B

60237

CN902

B

60239

6

IC800
52181

(CXP84632-1)

4

CN903

B

5

50523

C

VKN1195

(MD REC)(MD REC)

CN102

(MD)

(MD DI)

(MD REC)(MD REC)

(MD) (MD) (MD)

52407

(MD DI)

C

(MD DI)

1.85V

D

12

A

1234

7

60240

3.44V

1.6V

1.86V

(MD DI) (MD DI) (MD DI)

3.44V

1.78V

2.96V

57213

5

67

8

MJ-HX5000, MJ-HX3000, MJ-HX2000, MJ-HX700

A

4.96V

3.61V

1

(MD REC)

2
3

(MD REC)

(MD)

DAN202K

(MD REC)

52408

(MD REC)

IC801
52186

(AK4518)

(MD)

(MD)

(MD)

3.15V

0V

(MD)

8.7V

3.1V

8.66V

0V

0V

3.22V

8.04V

2.53V

0V

(MD)(MD)

8.7V

0V

0V

8.65V

0.62V

0V

0V

0V

(MD REC)(MD REC)

(MD) (MD)

(MD REC)

66763

66778

B

TO CD RECEIVER

POWER PCB CN301

C

(MD REC)

(MD)

(MD DI)

(MD)

(MD REC)

(MD DI) (MD DI)

IC801

Pin

5

Voltage

1 3.21
2

3.21
3 1.44
4 1.44
5 1.44
6 1.44
7 2.87
8 2.87
9 1.75

1.75

10
11 1.8
12

(V)

0.9

Pin

13 0
14 3.17
15 0.93
16 0
17 0
18 3.15
19 1.41
20 1.41
21 1.44
22 0
23 3.21
24 3.21

Voltage

(V)

IC800

Voltage

Pin

(V)

10
2

0
3 4.48
4 4.48
5 3.4
60
70
8 4.78
9 4.82

4.82

10
11 0.16
12

0.11

Voltage

Pin

(V)

13 0.07
14 0.08
15 0.13
16 4.62
17 4.62
18 0.17
19 0.2
20 0.24
21 0.2
22 0
23 0
24 0

6

Voltage

Pin

25 0
26 0
27 0
28 0
29 0
30 4.83
31 1.63
32 4.96
33 0
34 2.49
35 0.98
36 0

(V)

Voltage

Pin

37 4.97
38 4.96
39 4.96
40 4.96
41 0
42 0
43 0
44 0
45 0
46 4.97
47 0
48 0

(V)

Voltage

Pin

(V)

49 4.95
50

4.96
51 0
52 0
53 0
54 0
55 0
56 0
57 0
58
59 0
60

TO CD RECEIVER

TUNER PCB CN101

CN807

8

52525

(MD DI)

CD-REC
IN PUT
Exclusive

Voltage

Pin

61 0
62 0
63 0
64 0
65 0
66 0
67 0
68 0
69 0

0

70 0
71 0
72 -

0

Voltage

Pin

73 ­74 0
75 0
76 ­77 0
78 0
79 0
80 0

(V)

D

A

13

8

(V)

7

1

234

MJ-HX5000, MJ-HX3000, MJ-HX2000, MJ-HX700

3.4 FRONT MD PCB ASSY

D900

52907

A

FRONT MD PCB

B

ASSY

B

(SLA380MT3F)

0.1V

0V

0V (POWER OFF)

4.4V (NIGHT)

4.55V (DAY)

2.64V (POWER OFF)

0.1V (NIGHT)

0.1V (DAY)

0V

0V (POWER OFF)
0V (NIGHT)

4.5V (DAY)

66770

51029

52715

IC900

52182

(NJU6408B)

C

1

D

14

B

1234

5

D910

SLR342MCTC7

67

8

MJ-HX5000, MJ-HX3000, MJ-HX2000, MJ-HX700

A

0V

0V

4.39V (SCAPE ON)
0V (SCAPE OFF)

A

CN802

B

CN803

A

FRONT MD PCB

SW900 : SOUND SCAPE
SW901 : DISPLAY (LANGUAGE)
SW902 : MD EDIT

53426

SW903 : ENTER
SW904 : CANCEL
SW905 : STOP ( )
SW906 : PLAY PAUSE ( )
SW907 : - ( )
SW908 : + ( )
SW909 : MODE
SW910 : EJECT ( )
SW911 : CD MD REC
SW912 : REC

C

IC900

Voltage

Pin

1 2.5
2
3 2.5
4 2.5
5 2.5
6 2.5
7 2.5
8 2.5

9 2.5
10
11 2.5
12

5

(V)

2.5

2.5

2.5

Voltage

Pin

13 2.5
14 2.5
15 2.5
16 2.5
17 2.5
18 2.5
19 2.5
20 2.5
21 2.5
22 2.5
23 0
24 2.32

(V)

Voltage

Pin

25 2.54
26 3.97
27 2.99
28 1.99
29 1.01
30 0
31 0
32 2.93
33 4.99
34 2.53
35 1.36
36 0.37

(V)

Voltage

Pin

(V)

37 0.4
38 0.38
39 0.31
40 4.5
41 4.5
42 0.27
43 0.28
44 0.26
45 0.2
46 0.3
47 2.5
48 2.5

6

Voltage

Pin

49 2.5
50
51 2.5
52 2.5
53 2.5
54 2.5
55 2.5
56 2.5
57 2.5
58
59 2.5
60

(V)

2.5

2.5

2.5

Voltage

Pin

61 2.5
62 2.5
63 2.5
64 2.5
65 2.5
66 2.5
67 2.5
68 2.5
69 2.5
70 2.5
71 2.5
72 2.5

Voltage

Pin

(V)

73 2.5
74 2.5
75 2.5
76 2.5
77 2.5
78 2.5
79 2.5
80 2.5

(V)

D

B

7

8

15

1

234

MJ-HX5000, MJ-HX3000, MJ-HX2000, MJ-HX700

3.5 MD MOUNT ASSY

A

C

CN104

4P

TO OWH

CN101

21P

G

VEE

21

E

20

D

19

C

18

F

17

I

16

VC

15

A

14

B

13

J

12

VCC

11

LD GND

10

9

ILCC

8

MOD

7

B

VR

6

PD

5

K

4

FCS+

3

FCS–

2

TRK+

1

TRK–

MINI DISC DEVICE

C

(FOR CHECK)

I+3V

SLED–
SLED+
SPDL–
SPDL+

PROTECT

GND

REFLECT

5

IOP

4

TE

3

VC

2

RF

1

7
6
5
4
3
2
1

D

VC

VCC

IL

VR

F­T-

L101-L103:

RF

TP160

VC

TP161

TE

TP162

IOP

TP163

I+3V

TP164

CN110

5P

CN105

7P

E
C

F

I

A

B

J

LG

MOD

PD

K

F+
T+

F.B

D-SW PWB

D

MD MOUNT ASSY
(A-4917-020)

OWH1

OWH2

OWH1

TP26 TP27

IC103

FMW1

2

3
4
5

1

R115

1k

Q103

DTC114EK

I
J

VC

A
B
C
D
E
F

Q101

DTA144EK

R117

470k

R105

C105

4.7k

0.01

LDON

/50 B

L161

L162

F.B

F.B

C169

C167

10/10

0.1

/25 F

Q162

2SB798-T1

8-729-103-85

IC152
BH6511FS-E2
8-759-430-28

ROHM DRIVER

TRK–

FSC–

TRK+

10/10 T

L101
L102
L103

AGND

FSC+

C119

PD

A+3V

LD GND

L106 F.B

ILCC

FSC+
FSC–

TRK+
TRK–

C107

0.1/25
F

VC

WRPWR

D181,D183:

8-719-046-86

R182

S

47k

Q181

2SJ278MY

8-729-018-76

Q102

2SA1037K

1k

R103

R112

R113

DTC114EK

R106 3.3M

C185

0.001
/500
WSR

47k

1k

Q104

C109

0.022
/25 B

R163

R163

1 1/4W
R166

2.2

1/2W

C184

22/8

SR

8-729-017-55

R110

C104

10/10 T

2.2k

XRST

TRK–
TRK+

D181

F1J6

D183

F1J6

Q182

2SK1764KY

10k

LD GND LD GND

C156
/25 F

XRST

R186

0

C108

0.1/25

AGND

C103

10/10 T

DAN202K-T-146

8-719-914-47

A+3V
AGND

DTA144EK

C168

0.1

/25 F

R165
100k

C153

0.01

/50 B

CAPA-

GNDVGIN4R

0.1

R183

S

47k

R187

0

F

C117

0.1

/25 B

VC

I

1

J

2

VC

3

A

4

B

5

C

6

D

7

E

8

F

9

PD

10

APC

11
12

R107

13 14 15 16 17 18 19 20 21 22 23 24

470k

C106

0.001

/50 CH

D101:

Q163

LDON

R164

R167

4.7k

VM2

IN2F

IN2R

OUT2F

CAPA+

PGND2

IN4F

VM4

OUT4F

PGND4

H+5V

C183

0.1/25 F

R180

10k

4748 46 45 44 43 42 41 40 39 38 37

RFO

MORFI

MORFO

APCREF

GND

TEMPI

TEMPR

R104

10k

680

VM12

OUT2R

OUT1R

OUT4R

VM34

OUT3R

987654321

TC74ACT540FT(EL)

HGND

R184

10k

C116

C188

0.022

0.01/50 B

/50 B

OPN

OPO

ADDC

COMPP

RF AMP

IC101

CXA2523AR

8-752-080-95

SWDT

SCLK

XLAT

XSTBY

D101

R158

100k

C158

0.0068/50

VREF

VM1

IN1F

OUT1F

PGND1

PGND3

OUT3F

VM3

IN3F

11 12 13 14 15 1610

IC181

8-759-523-48

11
12
13
14
15
16
17
18
19
20

+5V

0.1/25 F

C115

AGC1

RFAGC

COMPO

WBLADJ

FOCNT

VREF

3.3k

R175

10k

R189

B

LD+3V
XRST

MOD

LDON
WRPWR
TE

171819202122232428 27 26 2529303132

VDD

IN1R

IN3R

PSB

GND

C182

0.22/16 B

RF

PEAK

BOTM
ABCD

ADFG

ADAGC

ADFM

CSLED

EOADJ

3TADJ

C102

0.1/25 F

VCC

AUX

ADIN

C192
/25 F

10

9
8
7
6
5
4
3
2
1

FE

SE
TE

R177

R188

10/10 T

0.1

VCVC

36
35
34
33
32
31
30
29
28
27
26
25

3.3k

R159

10k

100k

C101

0.033/25 B

C164

0.01

/50 B

C189

R162

C163
/50 B

Q180

DTC114EK

ABCD

FE

FE

C112

0.0047
/50 B

R179

R185

R190

10k

2.2k

0.01

MGND

REFLECT

VC

VC

AUX

C113

0.068/25 B

47k

10k

R161

2.2k

C141

0.1

/25 F

DGND

C152
/25 F

DGND

1/16

B

C111

AGND

0.1

MGND
M+5V

R181

10k

SE

XLRF
DTRF

IC122

TC7S08F

5 4

MGND

C151

100
/6.3

PROTECT

TE

M+5V

H+5V

HGND

RF

PEAK
BOTM
ABCD

FE

VC

TE

FOCNT

CKRF

A+3V

321

D+3V

SCTX

R150

R141

0

0

TRDR
TFDR

C181

100/6.3

R502 0
R504 0

TE

SRDR
SFDR

FFDR
FRDR

SPRD
SPFD

L105

F.B

H+5V

HGND

R146 330

R148

680

ADFG

FOCNT

XLRF
CKRF
DTRF

APCREF

FFDR

SRDR

SFDR

APCREF

R147

100

FRDR

EFMO

TRDR

TFDR

SPRD

SPFD

SCTX

HGND

A2+3V

H+5V

C146

0.1/25

L122

A2 GND

A2 GND

F

C134

0.1/25

A2+3V

DCH GND

F

DGND

D+3V

D+3V

DCH GND

A2 GND

A+3V

LD+3V

DGND
A2+3V
A2+3V

AGND

LD GND

16

C

1234

5

67

8

MJ-HX5000, MJ-HX3000, MJ-HX2000, MJ-HX700

VC
SE
TE

DCHG

76

APC

77

ADFG

78

FOCNT

79

XLRF

80

CKRF

81

DTRF

82

APCREF

83

LDDR

84

TRDR

85

TFDR

86

DVDD

87

FFDR

88

FRDR

89

FS4

90

SRDR

91

SFDR

92

SPRD

93

SPFD

94

FGIN

95

TEST1

96

TEST2

97

TEST3

98

DVSS

99

EFMO

100

C142-C144:

100p/50

CH

8 7 6 5

IC123

TC7WU04F

H+5V

HGND

SCTX

MOD

LDON

WRPWR

M+5V

C136

100/6.3

M0

MNT0

TE

MNT0(FOK)

M1 TP153

MNT1

4321

AUX2

M2

MNT2

MSM51V4400-70TS-K

C135

0.1/25
F

R111

0

SE

AVSS

ADRT

ADRB

MNT1(SHCK)

MNT2(XBUSY)

MNT3(SLOC)

SWDT

SCLK

M3

C143

C142

MNT3

SWDT

SCLK

XLAT

R127

100

R173

1M

C196

0.1/25
F

IC125

8-759-334-38

A2+3V

A2 GND

C133

0.0047

R137

/50 B

100

RF RF1

0

R109

6667686970

FE

VC

ADIO

AUX1

AVDD

DSSP & DSP

IC121
CXD2652AR
8-752-384-47

XLAT

SRDT

SENS

XRST

SQSY

DQSY

11 12 13 14 15 16 17 18 19 2010

987654321

C144

R143 10k

C122 0.01/50 B

SRDT

SENS

XRST

SQSY

DQSY

(MD DI)

ABCD

6272 6373 6474 6575

BOTM

RECP

XINT

VSS

D0D1WE

D0D1XWEA9A0A1A2

C131

0.015

/50 B
R140

150

C132

0.47

/16 B

R136

R134 1k

FILI

FILO

CLTV

PEAK

XINTTXOSC1

OSC0

R121 100k

R195 0

DCH GND

A2 GND

A+3V

LD+3V

R196

0

D3

D2

D3

C130

100p/50

1k

R135

PCO

XISL

XOE

XCAS

D2

OE

CAS

RASA9A0A1A2

XRAS

CH

3.3k

56575859606171

RF1

PDO

AVSS

RVDD

RVSS

DIN

21 22 23 24

C110

0.1/25 F

(MD DI)

A8A7A6A5A4

A8A7A6A5A4

A3

987654321

A3

C127

0.1/25 F

R133 680k

R132 100k

52535455

51

BIAS

ASYI

AVDD

MVC1

ASYO

DVDD

LRCK

256FS

DOUT

ADDT

DADT

25

315

7

4268

(MD DI)

(MD) (MD)

11121314151617181920

10

C129

0.47

/16 B

C128

0.01

/50 B

R131

10k

XWE

XRAS

A09

XCAS

XOE

DVSS

A11
A08
A07
A06
A05
A04
A10
A00
A01
A02
A03

XBCK

VCC

C124

0.1/25 F

D3
D2
D0
D1

R8120

100

D+3V

DGND

M+5V

IC202

LB1638MTE-L

8-759-099-79

C213

C194

0.1
B

X202:
XINT
SQSY
DQSY

C207
100p

SENS

DGND

MNT1

C208

100p

R203

10k

50

D3

49

D2

48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26

XWE

XRAS
XCAS

XOE

C123

0.1/25

MNT2

D0

MNT3

D1

A9

C209

A8

0.1

A7
A6
A5
A4

A0
A1
A2
A3

F

3
1
5
7

R8204

100k

31
32
33
34
35
36

4

37

2

38

6

39

8

40
41
42
43
44
45
46
47
48
49
50

POWER IC

D+3V

DGND

A2+3V
A2+3V
AGND

LD GND

L121

C121

100
/6.3

C191

0.1/25

VOUTCNGND

STB

5 4 3 2 1

C190

100
/6.3

F

32.768kHz

C204

0.1

3

0.1

SDA

GND

SDA

SCL

IC192

XIN

SCL

12

XOUT

GND

15p

C205 15p

C206

C203

C202 0.001

X202

2122232428 27 26 252930

XIN-1

VBAT

+3.3V

(TEST)

XOUT-1

SYSTEM RST

RU8X12MF-0020

8-759-524-58

RXD

TXD

RTS

CTS

X201

12MHz

R218

1M

SENS
SHOCK

STB
REC P
PB P

MNT2
MNT3
LED0

GND
+3.3V

51 52 53 54 55 56 57 58 59 60 61 7162 7263 7364 7465 7566 67 68 69 70 76 77 78 79 80

L88MS33T

8-759-426-95

VIN

C187

100/6.3

IC201

SCLK
SWDT

SRDT
MNT0

XRST
XLAT

DQSY

GND

SQSY

+3.3V

0.1

C201

POWER DOWN

SCLK

SWDT

MGND

11121314151617181920 10

9 8 7 6 5 4 3 2 1

XIN1

(AVSS)

PACK OUT

SRDT

EMP

R208 10k

R209 10k

R210 10k

C210
100p

C211
100p

0.1

R217

10k

CHACK IN

PROTECT

LDON

FOK

R216

10k

+3.3V

+3.3V

GND

REFLECT

LIMITIN

LDIN
LDOUT
AMUTE

XLATCH

SCTX

MOD

DA-RST

WRPWR

DIG-RST

+3.3V
GND

10

1

9

2

8

3

7

4

65

C212

0.1

100

99

8

98

6

97

4

96

1

95

R8213

94

10k

93
92
91
90
89
88
87
86
85

R212

84

10k

83
82
81

R211

10k

MAB1

LO+

A

C214

7
5
3
2

LO–

100

CN106

6P

LIMIT IN

PB P

REC P

GND

CHACK IN

CN103

16P

SYS 3.3V

LED0

STB

VBAT

SYS RST

P DOWN

AMUTE

XLATCH

DA RST

RXD
TXD
RTS
CTS

SCLK

SWDT

EMPHASIS

6
5
4
3
2
1

NC

L-SW PWB

1
2
3
4
5
6
7
8

9
10
11
12
13
14
15
16

A

CN801

B

C

SCL

SDA

R171

10k

4 3 2 1

A2A1A0

GND
SDA

SCL

R170

TEST

8765

10k

+3.3V

C171
/25 F

0.1

IC171
BR24C01AF-E2
8-759-484-73

EEPROM

MOD

LDON

256FS

1918171615

HGND

256FS

512FS

+5V

+5V

14

DOUT

A

(MD DI)

TP98

131211

10

DIN

GND

H+5V

+3.3V

CN804

5

9

GND

8

M+5V

765

LRCK

(MD)

M+5V

DADT

4

321

BCK

MGND

MGND

ADDT

(MD REC) (MD REC)

(MD REC)

CN102

19P

(MD)

(MD REC)

6

7

: MD AUDIO SIGNAL ROUTE
: MD REC ANALOG AUDIO SIGNAL ROUTE

(MD DI)

: MD REC FROM CD DIGITAL
AUDIO SIGNAL ROUTE

C

8

D

17

MJ-HX5000, MJ-HX3000, MJ-HX2000, MJ-HX700

Waveforms

Note: The encircled numbers denote measuring point in the schematic diagram.

AD/DA PCB ASSY

A

1

MCLK (IC801 - pin 9)

V : 2V/div. H : 50nsec/div.

2.9V

5

XTAL1 (IC800 - pin 32)

V : 2V/div. H : 50nsec/div.

FRONT MD PCB

B

ASSY

1

OSC2 (IC900 - pin 25)

V : 2V/div. H : 2µsec/div.

2

LRCK (IC801 - pin 10)

V : 2V/div. H : 2µsec/div.

3

SCLK (IC801 - pin 11)

V : 2V/div. H : 200nsec/div.

-1

4

SOO (IC800 - pin 50)

V : 2V/div. H : 20msec/div.

-1

6

MD_RXD (IC800 - pin 5)

V : 2V/div. H : 1msec/div.

-2

6

MD_RXD (IC800 - pin 5)

V : 2V/div. H : 200µsec/div.

7

(IC802 - pin 2)
V : 2V/div. H : 20nsec/div.

4

-2

SOO (IC800 - pin 50)

V : 2V/div. H : 2msec/div.

18

8

CD REC IN (CN807)

V : 200mV/div. H : 500nsec/div.

0.5V

MJ-HX5000, MJ-HX3000, MJ-HX2000, MJ-HX700

4. PCB CONNECTION DIAGRAM

NOTE FOR PCB DIAGRAMS :

1. Part numbers in PCB diagrams match those in the schematic
diagrams.

2. A comparison between the main parts of PCB and schematic
diagrams is shown below.

Symbol In PCB
Diagrams

BCE

BCE

D

Symbol In Schematic
Diagrams
BCEBCE

BCE

DGGSS

BCE

DGS

Part Name

Transistor

Transistor
with resistor

Field effect
transistor

Resistor array

3-terminal
regulator

3. The parts mounted on this PCB include all necessary parts for
several destinations.
For further information for respective destinations, be sure to
check with the schematic diagram.

4. View point of PCB diagrams.

Connector

Capacitor

SIDE A

P.C.Board

Chip Part

SIDE B

19

1

234

MJ-HX5000, MJ-HX3000, MJ-HX2000, MJ-HX700

4.1 AD/DA PCB ASSY

A

AD/DA PCB ASSY

A

TO CD RECIVER
POWER PCB
CN301

B

SIDE A

TO CD RECIVER
TUNER PCB
CN101

B

CN902

C

CN903

B

D

20

A

1234

C

CN103

CN102

C

1

Q882 Q881 Q805

Q803

Q806

Q802IC801 IC802 IC800

Q801

Q807 Q804

AD/DA PCB ASSY

A

23

4

MJ-HX5000, MJ-HX3000, MJ-HX2000, MJ-HX700

SIDE B

A

B

C

1

2

D

A

3

4

21

1

234

MJ-HX5000, MJ-HX3000, MJ-HX2000, MJ-HX700

4.2 FRONT MD PCB ASSY

A

FRONT MD PCB ASSY

B

B

CN803

A

CN802

A

SIDE A

C

D

22

B

1234

1

FRONT MD PCB ASSY

B

Q901
Q903

23

4

MJ-HX5000, MJ-HX3000, MJ-HX2000, MJ-HX700

SIDE B

A

B

C

Q905

D

B

1

2

3

4

23

1

234

MJ-HX5000, MJ-HX3000, MJ-HX2000, MJ-HX700

4.3 MD MOUNT ASSY

A

MD MOUNT ASSY

C

B

IC122

SIDE A

MD MECHANISM

IC122

Q103
Q105

IC192

C

IC201

D

Q105

D102

Q103

CN804

A

IC201

CN801

A

24

C

1234

IC101

Q101

1

23

4

MJ-HX5000, MJ-HX3000, MJ-HX2000, MJ-HX700

SIDE B

A

MD MOUNT ASSY

C

D101

Q101

IC101

IC152

Q162
Q163

IC181
IC125

Q104
Q102

IC103
IC121

Q181

IC171

Q182

IC123

IC202

IC181

IC152

D181

Q181

D183

Q182

IC123

IC121

B

Q162

Q163

Q104

Q102

IC125

IC103

IC171

C

IC202

D

C

1

2

3

4

25

MJ-HX5000, MJ-HX3000, MJ-HX2000, MJ-HX700

5. PCB PARTS LIST

NOTES : ÷ Parts marked by “ NSP ” are generally unavailable because they are not in our Master Spare Parts List.

÷ The

÷ When ordering resistors, first convert resistance values into code form as shown in the following examples.

mark found on some component parts indicates the importance of the safety factor of the part.

Therefore, when replacing, be sure to use parts of identical designation.

Ex. 1 When there are 2 effective digits (any digit apart from 0), such as 560 ohm and 47k ohm (tolerance is shown by

J = 5%, and K = 10%).
560 Ω = 56 × 10
47k Ω = 47 × 10

1

= 561................................................... RD1/4PU 5 6 1 J

3

= 473 .................................................. RD1/4PU 4 7 3 J

0.5 Ω = R50 ...................................................................... RN2H Â 5 0 K

1 Ω = 1R0 ......................................................................... RS1P 1 Â 0 K

Ex. 2 When there are 3 effective digits (such as in high precision metal film resistors).

1

5.62k Ω = 562 × 10

= 5621 ........................................... RN1/4PC 5 6 2 1 F

Mark No. Description Parts No.

LIST OF PCB ASSEMBLIES

MD COMBI PCB ASSY 66785
NSP AD/DA PCB ASSY • • • • •
NSP FRONT MD PCB ASSY • • • • •

MD MECHANISM ASSY KMK-260AAB

MD MOUNT ASSY A-4917-020

L-SW PWB ASSY 1-668-261-11

D-SW PWB ASSY 1-668-262-11

MD COMBI PCB ASSY

A B

SEMICONDUCTORS

IC800 (CXP84632-128Q) 52181

IC900 (NJU6408BFC-01A) 52182

IC801 (AK4518-VF-E2) 52186

IC802, IC803 TC7SU04F-T5L

Q803, Q805 2SA1037K

Q801, Q802, Q804, Q806, Q807 2SC2412K

Q881, Q882 2SC2412K

Q901, Q903, Q905 DTC114YK

D900- D905 (SLA380MT3F) 52907

D801 DA204K

D910 SLR-342MCTC7

D802 DAN202K

COILS AND FILTERS

L817, L818 INDUCTOR (LAL04KB4R7K) 52407

L803- L806, L820, L821 CHIP BEAD DTF1069

L800- L802 LAU100J

L807, L814- L816, L819 52408

L822, L823 FBA04UA600AB

SWITCHHES

SW900- SW912 (SOA-111H) 53426

CAPACITORS

C831, C833, C848 (10µF/16V) 57213

C811- C814, C816, C817, C820- C824 CCSQSL101J50

C825, C826, C850, C851 CCSQSL180J50

C837, C901 CEAT101M10

C846 CEAT1R0M50

Mark No. Description Parts No.

C818, C844 CEAT471M10
C827, C835, C839,C841, C845 CEAT4R7M50
C881, C882 CEAT4R7M50
C849 CEATR47M50
C815, C829, C830, C832, C840 CKPUYF104Z50

C842, C852, C854, C855, C857 CKPUYF104Z50
C885, C903 CKPUYF104Z50
C853, C856, C858, C886 CKSQYB102K50
C819, C828, C834, C902 CKSQYB103K50
C859– C863 CKPUYK102K50

RESISTORS

Other Resistors RS1/10S&&&J

OTHERS

X802 RESONATOR CSA12.0MTz 50523
10P CABLE HOLDER 51048-1000
11P CABLE HOLDER 51048-1100
CN807 1P PIN JACK YKB11-09 52525
LCD900 LCD KSG4148S(STN) 52715

CN801 16P FFC CONNECTOR VKN1192
CN804 19P FFC CONNECTOR VKN1195
CN802 WIRE TRAP 10P 60237
CN803 WIRE TRAP 11P 60239
X801 CRYSTAL HC49US 60240
(22.5792MHz)

FERRITE BEAD FBA04 60241
LCD HOLDER 66727
LCD SHEET 66756
11P FLAT CABLE 66773
10P FLAT CABLE 66774

MD COMBI PCB 66785
FRONT MD PCB 66785A
AD/DA PCB 66785B
LED PCB 66785C
CN901 CONNECTOR 53253-0410 51029

CN805 12P CONNECTOR ASSY 66763
CN900 4P CONNECTOR ASSY 66770
CN806 10P CONNECTOR ASSY 66778

C836 CEAT2R2M50

C847 CEAT470M10

26

MJ-HX5000, MJ-HX3000, MJ-HX2000, MJ-HX700

Mark No. Description Parts No. Mark No. Description Parts No.

MD MOUNT ASSY

C

SEMICONDUCTORS

IC122 TC7S08F
IC123 TC7WU04F
IC101 (CXA2523AR) 8-752-080-95
IC121 (CXD2652AR) 8-752-384-47
IC202 LB1638MTE-L 8-759-099-79

IC125 (MSM51V4400-70TS-K) 8-759-334-38
IC192 (L88MS33T-TL) 8-759-426-95
IC152 (BH6511FS-E2) 8-759-430-28
IC171 (BR24C01AF-E2) 8-759-484-73
IC181 (TC74ACT540FT) 8-759-523-48

IC201 (RU8X12MF-0020) 8-759-524-58
Q101 DTA144EK
Q103 DTC114EK
Q102 2SA1037K
Q182 (2SK1764KY) 8-729-017-55

Q181 (2SJ278MYT) 8-729-018-76
Q162 (2SB798-T1) 8-729-103-85
IC103 (FMW1-T-14) 8-729-803-11
D181 (F1J6TP) 8-719-046-86
D101 (DAN202K-T-146) 8-719-914-47

COILS AND FILTERS

L101 FERRITE BEED INDUCTOR 1-414-235-21

CAPACITORS

C142 CCSQCH101J50
C106 CCSQCH102J50
C105 CKSQYB103K50
C117 CKSQYB104K25
C131 CKSQYB153K50

OTHERS

CN101 FFC/FPC CONNECTOR 21P 1-691-385-21
CN106 FFC/FPC CONNECTOR 6P 1-768-338-21
CN103 FFC/FPC CONNECTOR 16P 1-770-425-11
CN110 CONNECTOR PIN 5P 1-774-731-21
CN104 FFC/FPC CONNECTOR 4P 1-778-289-11

CN102 FFC/FPC CONNECTOR 19P 1-778-460-11
CN105 FFC/FPC CONNECTOR 7P 1-779-345-11
X202 CERAMIC RESONATOR 1-760-174-41
(32.768kHz)
X201 X"TAL RESONATOR (12MHz) 1-780-872-21

L-SW PWB ASSY

OTHERS

FFC/FPC CONNECTOR 6P 1-768-338-21
PUSH SWITCH(1KEY) 1-771-082-21
PUSH LEVER SW(1KEY) 1-771-326-11

D-SW PWB ASSY

OTHERS

2PIN PUSH SW(2KEY) 1-771-327-11
FFC/FPC CONNECTOR 7P 1-779-345-11

C116 CKSQYB223K50
C115 CKSQYB224K16
C189 CKSQYB333K25
C112 CKSQYB472K50
C158 CKSQYB682K50

C111 CKSQYB683K25
C107 CKSQYF104Z25

RESISTORS

R SQA TYPE CHIP CONDUCTOR 1-216-295-91
R SQA TYPE CHIP RESISTOR 1-217-806-91

(1Ω, 1/8W)

R163 METAL COATING RESISTOR 1-219-724-91

(1Ω, 1/4W)

R213 CHIP NETWORK RESISTOR 1-233-415-21

(10kΩ x4)

R120 CHIP NETWORK RESISTOR 1-233-575-21

(100Ω x4)

R204 NETWORK RESISTOR 1-233-810-21

(100kΩ x4)

R166 SQA TYPE CHIP RESISTOR 1-240-032-91

(2.2Ω, 1/2W)

Other Resistors RS1/10S J

27

MJ-HX5000, MJ-HX3000, MJ-HX2000, MJ-HX700

6. ADJUSTMENT

Note : There is no information to be shown
in this MD adjustment.

7. GENERAL INFORMATION

7.1 DIAGNOSIS

7 MD REAR CASE

×2

1

×2

1

2

Wire Clamper

×2

4

Front Section

3

5

MD Rear Case

6

28

7 MD MECHANISM ASSY

1

MD Mecha.

3

MJ-HX5000, MJ-HX3000, MJ-HX2000, MJ-HX700

MD Mecha.

× 2

× 2

10

2

10

4

Shield Case (Up)

× 3

5

× 2

5

CN803

CN802

Shield Case (Bottom)

1

Coil Spring
( Door Frame)

Main Frame

MD Door

12

13

11

MD Door

MD Door
Spring

6

× 2

15

× 3

5

AD/DA PCB

MD MOUNT

× 2

7

9

× 2

7

14

16

MD Mecha

Shield Case (Up)

CN103

CN102

× 2

8

MD MOUNT

29

MJ-HX5000, MJ-HX3000, MJ-HX2000, MJ-HX700

7.2 PARTS

7.2.1 IC

¶ The information shown in the list is basic information and may not

correspond exactly to that shown in the schematic diagrams.

7 52186 (AK4518-VF-E2) (AD/DA PCB ASSY : IC801)

7 AD/DA Converter IC
¶ Block Diagram

AINL

VCML

AINR

VCMR

VRAD
VRDA

VCOM

AOUTL

AOUTR

6
5

3
4

2
1

21

19

20

VA22AGND23VB14VD13DGND

24

Decimation

Filter

Decimation

Filter

Interpolator

Interpolator

LPF

LPF

∆Σ

Modulator

∆Σ

Modulator

7

PWAD

Common Voltage

∆Σ

Modulator

∆Σ

Modulator

8

PWDA

8×

8×

Divider

Serial I/O

Interface

18

DEM0

Clock

17

DEM1

9

MCLK

16

CMODE

10

LRCK

11

SCLK

12

SDTO

15

SDTI

¶ Pin Arrangement

No. Pin Name I/O Function

1 VRDA I Reference voltage input for DAC and VA
2 VRAD I Reference voltage input for ADC and VA
3 AINR I R ch analog input

4 VCMR O

5 VCML O
6 AINL I L ch analog input

7 PWAD I ADC power down mode L: power down
8 PWDA I DAC power down mode L: power down

9 MCLK I Master clock input
10 LRCK I Input/output channel clock pin
11 SCLK I Audio serial data clock pin
12 SDTO O Audio serial data output
13 DGND − Digital ground
14 VD − Digital power supply
15 SDTI I Audio serial data input
16 CMODE I Master clock selection "H": 384fs or 512fs, "L": 256fs
17 DEM1
18 DEM0
19 AOUTL O L ch analog output
20 AOUTR O R ch analog output

21 VCOM O
22 AGND − Analog ground pin

23 VB − Substraight pin
24 VA − Analog power supply

R ch common voltage output , 0.45 × VA
Connect an electrolytic capacitor (about 4.7µF) and a ceramic capacitor (0.1µF) between this pin and AGND.

L ch common voltage output , 0.45 × VA
Connect an electrolytic capacitor (about 4.7µF) and a ceramic capacitor (0.1µF) between this pin and AGND.

I Deemphasis frequency selection

Common voltage output , 0.45 × VA
Connect an electrolytic capacitor (about 4.7µF) and a ceramic capacitor (0.1µF) between this pin and AGND.

30

MJ-HX5000, MJ-HX3000, MJ-HX2000, MJ-HX700

7.2.2 DISPLAY
52715 (KSG4148) (FRONT MD PCB ASSY : LCD900)

• LCD

45 26

1

÷ Pin Connection

25

31

MJ-HX5000, MJ-HX3000, MJ-HX2000, MJ-HX700

8. PANEL FACILITIES AND SPECIFICATIONS

8.1 PANEL FACILITIES

CD3MD REC button

REC button

38 button

7 button

Display Panel

SOUND SCAPE indicator

Display panel

MD loading slot

EJECT button

DISPLAY (LANGUAGE) button
MD EDIT button

ENTER button
CANCEL button

SOUND SCAPE button
MODE button

4 / ¢ (+ / –) buttons

ON when operation status or
message is displayed as text

or numbers

ON when track number is

displayed

ON when set to Group Play

mode during mixed playback

ON when set to Single

Content mode during mixed

playback

ON when set to Random

Play mode during mixed

playback

ON when set to Full Content

mode during mixed playback

ON when displaying total
recording time

ON when displaying
remaining recording time

ON when MD total
program time is 1000
minutes or longer

ON when reading or
writing TOC

ON during MD editing

ON when recording via
CD3MD REC button

ON when recording via
REC button

ON when MD has been
loaded

32

MJ-HX5000, MJ-HX3000, MJ-HX2000, MJ-HX700

8.2 SPECIFICATIONS

• Specifications and design subject to possible modification

without notice, due to improvements.

MD RECORDER

Type ............................................... Mini disc digital audio system

Medium .................................................................Mini disc (MD)

Frequency characteristics ...................20 Hz to 20 kHz (+/– 3 dB)

Error correction method

........... Advanced Cross Interleave Code (ACIRC) Solomon code

Coding .............. Adaptive Transform Acoustic Coding (ATRAC)

Power supply voltage ......................................... DC 5 V, 230 mA

DC 9 V, 14 mA

External dimensions ...............145 (W) × 137 (H) × 235 (D) mm

Weight ..................................................................... 1.4 kg (3.3 lb)

3

/4 × 5 1/2 × 9 3/8 inches)

(5

ACCESSORIES

Sound Scape Disc
(60234-01, 60234-03)

CD/MD Cable
(60233)

33