Pioneer MJ-HX3000 User manual

ORDER NO.
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
ZUCXCN ‡‡‡— DC power supplied from other system component
ZUCXCN1 ‡‡‡— DC power supplied from other system component
ZVYXCN — — — ‡ DC power supplied from other system component
MINI DISC RECORDER
RRV2134
T–ZZR MAY 1999 Printed in Japan
MJ-HX5000
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
7. GENERAL INFORMATION ..............................28
7.1 DIAGNOSIS ...............................................28
7.2 PARTS .......................................................30
8. PANEL FACILITIES AND SPECIFICATIONS
...................................................................32
THIS MANUAL IS APPLICABLE TO THE FOLLOWING MODEL(S)AND TYPE(S).
Type MJ-HX5000MJ-HX3000MJ-HX2000 MJ-HX700 Power Requirement Remarks
Model
MJ-HX3000
MJ-HX2000
MJ-HX700
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.
¶ ZUCXCN type and ZUCXCN1 type are constructed the same.

MJ-HX5000, MJ-HX3000, MJ-HX2000, MJ-HX700
2
1. SAFETY INFORMATION
LABEL CHECK
IMPORTANT
THIS PIONEER APPARATUS CONTAINS
LASER OF CLASS 1.
SERVICING OPERATION OF THE APPARATUS
SHOULD BE DONE BY A SPECIALLY
INSTRUCTED PERSON.
LASER DIODE CHARACTERISTICS
MAXIMUM OUTPUT POWER: 5 mw
WAVELENGTH: 780 – 785 nm
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.
Excpet for MJ-HX700
MJ-HX700 type Only
MJ-HX700 type Only
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

MJ-HX5000, MJ-HX3000, MJ-HX2000, MJ-HX700
3
3 Display Carton 66679-50U 66679-30U 66679-20U 66679-70
NSP 7 MD RECORDER MJ-HX5000 MJ-HX3000 MJ-HX2000 MJ-HX700
/ZUCXCN /ZUCXCN /ZUCXCN /ZVYXCN
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
2. EXPLODED VIEWS AND PARTS LIST
2.1 PACKING
(1)PACKING PARTS LIST
1 Polyfoam (TOP) 66680
2 Polyfoam (BOTTOM) 66681
3 Display Carton See Contrast table (2)
4 Mirormat Mat(380x300x0.5) 66694
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)
Mark No. Description Parts No.
(2) CONTRAST TABLE
MJ-HX5000, MJ-HX3000, MJ-HX2000 and MJ-HX700 are constructed the same except for the following:
NOTES : ÷Parts marked by “ NSP ” are generally unavailable because they are not in our Master Spare Parts List.
÷The 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.
÷Screw adjacent to
∞
mark on the product are used for disassembly.
61
5
2
7
3
4
9
8
13
11
10
14
12
MJ-HX5000 MJ-HX3000 MJ-HX2000 MJ-HX700
Part No.
Mark Remarks
Symbol and Description
No.

MJ-HX5000, MJ-HX3000, MJ-HX2000, MJ-HX700
4
2.2 EXTERIOR
39
41 8
40
42
45
32
9
32
32
46
8
43
38
44
37
17
16
15
14
13
12
36
35
51
52
88
32
32
88
8
8
8
8
7
5
6
3
2
1
4
11
10
9
9
9
18
19
22
21
Refer to "2.3 MD MECHA. (1/2)"
"2.4 MD MECHA. (2/2)"
23
24
48
25
26
27
28
31
33
44
34
34
34
50
40
49
34 34
8
29
20
23
47
53
30
34
AB
A
B

MJ-HX5000, MJ-HX3000, MJ-HX2000, MJ-HX700
5
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
(1) EXTERIOR PARTS LIST
Mark No. Description Parts No.
(2) CONTRAST TABLE
MJ-HX5000, MJ-HX3000, MJ-HX2000 and MJ-HX700 are constructed the same except for the following:
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
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
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
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)
Mark No. Description Parts No.
MJ-HX5000 MJ-HX3000 MJ-HX2000 MJ-HX700
Part No.
Mark Remarks
Symbol and Description
No.

MJ-HX5000, MJ-HX3000, MJ-HX2000, MJ-HX700
6
2.3 MD MECHA. (1/2 : LOADING ASSY)
¶MD MECHA. (1/2:LOADING ASSY) PARTS LIST
Mark No. Description Parts No. Mark No. Description Parts No.
14
13
12
16
11
10
9
8
32
4
2
2
30
27
24
1
531
6
7
18
17
13
12 22
11
26
19 20
21
15
3
33
Refer to "2.4 MD MECHA.
(2/2 : MECHA ASSY)
23
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
16 Lifter Spring (Slot Frame) 2-646-562-01
17 Coil Spring (Head Arm) 2-646-561-01
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
33 Loading Assy A-4912-117-A

MJ-HX5000, MJ-HX3000, MJ-HX2000, MJ-HX700
7
5
34
4
18
19
25
15
7
10 9
15 14
20
24
13
12
21
22
1
17
1
6
11
8
23
16
2
1
2.4 MD MECHA. (2/2 : MECHA ASSY)
¶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
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
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
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

MJ-HX5000, MJ-HX3000, MJ-HX2000, MJ-HX700
8
A
B
C
D
1234
1234
3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM
3.1 BLOCK DIAGRAM
AD/DA PCB
ASSY
TO CD RECEIVER
EXCLUSIVE USE
CD– MD
TARMINAL
CN807
1
2
3
4
5
6
7
8
9
10
11
12
CON
SYSSI
SYSSO
SYSCLK
SUBCS
SUBREQ
SUBRST
COM+5V
COM GND
MD+5V
MDGND
CON
CN805
1
2
3
4
5
6
7
8
9
10
REC L
AU GND
LCH
AU GND
AU+9V
AU GND
B.LED+9V
B.LEDGND
CN806
1
2
3
4
5
6
7
8
9
10
AN0
AN1
AN2
B.LED+9V
B.LEDGND
SCAPELED
BACKLEDY
BACKLEDG
GND
+5V
CN802
1
2
3
4
5
6
7
8
9
10
11
DB7
DB6
DB5
DB4
DB3
DB2
DB1
DB0
E
R/W
RS
CN803
2 1
4 3
6 5
8 7
10 9
12 11
14 13
16 15
SYS3.3V
LEDO
STB
VBAT
AMUTE
XLATCH
DA RST
RXD
TXD
RTS
CTS
EMPHASIS
CN801
2 1
4 3
6 5
8 7
10 9
12 11
14 13
16 15
18 17
19
ADDT
DADT
DIN
DOUT
+5V
+5V
256FS
CN804
TO CD RECEIVER
CD
REC IN A
MD +5V
Q803 - Q807
(2SA1037K,
2SC2412K)
+3.3V REG.
POWER PCB CN301
TUNER PCB CN101
POWER DOWN
IC803
12
IC800
52181
(CXP84632-1)
SUB. CPU
IC801
52186
(AK4518-VF-E2)
AD/DA CON.
IC802
(TC7SU04F)
X'TAL OSC.
MD
MD
12
1519
20
MD REC 6
3
R ch
R ch

MJ-HX5000, MJ-HX3000, MJ-HX2000, MJ-HX700
9
A
B
C
D
5678
5678
DSSP
&
DSP
(IC121)
CXD2652AR
FRONT MD PCB
ASSY
MD MOUNT
ASSY
L-SW PWB ASSY (1-668-261-11)
1
2
3
4
1
2
3
4
CN901 CN900
1
2
3
4
5
6
7
8
9
10
AN0
AN1
AN2
B.LED+9V
B.LEDGND
SCAPELED
BACKLEDY
BACKLEDG
GND
+5V
CN902
1
2
3
4
5
6
CN105
1
2
3
4
5
6
CN106
1
2
3
4
5
6
1
2
3
4
5
6
7
8
9
10
11
DB7
DB6
DB5
DB4
DB3
DB2
DB1
DB0
E
R/W
RS
CN903
2 1
4 3
6 5
8 7
10 9
12 11
14 13
16 15
D-SW PWB ASSY (1-668-262-11)
MD MECHANISM ASSY (KMK-260AAB)
Mini Disk Device (KMS-260A)
1
2
3
4
5
6
6 6
ADDT
DADT
DIN
2 1
4 3
6 5
8 7
10 9
12
14 13
16 15
18 17
19
CN102
2 1
4 3
6 5
8 7
10 9
12 11
14 13
16 15
18 17
20 19
21
2 1
4 3
6 5
8 7
10 9
12 11
14 13
16 15
18 17
20 19
21
CN101
CN103
KEY LED
KEY
BACK-LIGHT
LED
LED DRIVER
Q901–Q905
DTC114YK
SCAPE-LED
1
LCD DRIVER
IC 900
52182
(NJU6408B)
LC 900
LCD PANEL
52715
(KSG4148S)
ROHM
DRIVER
(IC152)
BH6511FS
-ES
13
23
21
55
43
19
18
17
RF–AMP
(IC101)
CXA2523AR
4
3
2
1
38
8
10
12
14
15
16
6
30
29
25
35
16 20
RF
VC
FSC+
VDD
M+5V
FSC-
TRK+
SPDL-
SPDL+
TRK-
PSB
IN3R
VM3
IN1F
IN1R
OUT1F
OUT1R
IN3F
OUT3F
OUT3R
OUT4R
OUT4F
IN2R
IN2F
IN4R IN4F
µCOM
(IC201)
RU8X12MF-0020
53
69 24
23
21
10
DRAM
(IC125)
MSM51V4400-70TS-K
29–32, 34–38, 46–49
1–2,5,6–9, 11–15, 18–19
41–42, 32-33,12-16
94
93
92
91
89
88
86
85
93
90
58
57
1–9, 10–15
43, 36, 23, 20, 13, 8,
37
38
6
62– 67
A2+3V
A2+3V
TRDR
TFDR
FFDR
FRDR
SRDR
SFRD
CHACK IN
96
LIMITIN LIMITIN
PB P
REC P
CHACK IN
AMUTE
TXD 59
RTS 60
CTS 70
EMP 83
DARST
RXD
XLATCH
SPRD
DADATA
DIN
ADDATA
REC P
PB P
SPFD
XRST
RF1
79– 83
C
B

MJ-HX5000, MJ-HX3000, MJ-HX2000, MJ-HX700
10
A
B
C
D
1234
1234
3.2 OVERALL SCHEMATIC DIAGRAM
AD/DA PCB ASSY
(66785B)
A
CD-MD
OUT PUT
Exclusive CN807
POWER PCB ASSY CN301
TUNER PCB ASSY CN101
1
2
3
4
5
6
7
8
9
10
11
12
CON
SYSSI
SYSSO
SYSCLK
SUBCS
SUBREQ
SUBRST
COM+5V
COM GND
MD+5V
MDGND
CON
CN805
1
2
3
4
5
6
7
8
9
10
REC L
AU GND
REC R
LCH
AU GND
RCH
AU+9V
AU GND
B.LED+9V
B.LEDGND
CN806
1
2
3
4
5
6
7
8
9
10
AN0
AN1
AN2
B.LED+9V
B.LEDGND
SCAPELED
BACKLEDY
BACKLEDG
GND
+5V
CN802
1
2
3
4
5
6
7
8
9
10
11
DB7
DB6
DB5
DB4
DB3
DB2
DB1
DB0
E
R/W
RS
CN803
2 1
4 3
6 5
8 7
10 9
12 11
14 13
16 15
SYS3.3V
LEDO
STB
VBAT
SYSTEM RST
POWER DOWN
AMUTE
XLATCH
DA RST
RXD
TXD
RTS
CTS
SCLK
SWDT
EMPHASIS
CN801
2 1
4 3
6 5
8 7
10 9
12 11
14 13
16 15
18 17
19
ADDT
MGND
BCK
MGND
DADT
M+5V
LRCK
M+5V
GND
GND
+3.3V
DIN
H+5V
DOUT
+5V
+5V
512FS
H GND
256FS
CN804
TO CD RECEIVER
TO CD RECEIVER

MJ-HX5000, MJ-HX3000, MJ-HX2000, MJ-HX700
11
A
B
C
D
5678
5678
Note: When ordering service parts, be sure to refer to "EXPLODED VIEWS AND PARTS LIST" or "PCB PARTS
LIST".
FRONT MD PCB ASSY
(66785A)
B
MD MOUNT ASSY
(A-4917-020)
L-SW PWB
ASSY
(1-668-261-11)
C
1
2
3
4
1
2
3
4
CN901 CN900
1
2
3
4
5
6
7
8
9
10
AN0
AN1
AN2
B.LED+9V
B.LEDGND
SCAPELED
BACKLEDY
BACKLEDG
GND
+5V
CN902
1
2
3
4
5
6
CN105
1
2
3
4
5
6
CN106
1
2
3
4
5
6
1
2
3
4
5
6
7
8
9
10
11
DB7
DB6
DB5
DB4
DB3
DB2
DB1
DB0
E
R/W
RS
CN903
2 1
4 3
6 5
8 7
10 9
12 11
14 13
16 15
D-SW PWB
ASSY
(1-668-262-11)
MD MECHANISM ASSY (KMK-260AAB)
MINI DISC
DEVICE
(KMS-260A)
1
2
3
4
5
6
2 1
4 3
6 5
8 7
10 9
12 11
14 13
16 15
18 17
19
CN102
2 1
4 3
6 5
8 7
10 9
12 11
14 13
16 15
18 17
20 19
21
2 1
4 3
6 5
8 7
10 9
12 11
14 13
16 15
18 17
20 19
21
CN101
CN103
(66785C)

MJ-HX5000, MJ-HX3000, MJ-HX2000, MJ-HX700
12
A
B
C
D
1234
1234
3.3 AD/DA PCB ASSY
A
A
AD/DA PCB
ASSY
CN103
C
CN902
B
CN903
B
CN102
C
VKN1192
60237
60239
VKN1195
IC800
52181
(CXP84632-1)
50523
52407
60240
: MD AUDIO SIGNAL ROUTE
(MD)
: MD REC ANALOG AUDIO SIGNAL ROUTE
(MD REC)
: MD REC FROM CD DIGITAL
AUDIO SIGNAL ROUTE
(MD DI)
(MD) (MD) (MD) (MD)
(MD REC)(MD REC)
(MD REC)(MD REC)
(MD DI) (MD DI)
(MD DI)
(MD DI) (MD DI) (MD DI)
1.78V
3.44V
1.86V
1.85V 3.44V
1.6V
5
4
6
7

MJ-HX5000, MJ-HX3000, MJ-HX2000, MJ-HX700
13
A
B
C
D
5678
5678
A
52408
DAN202K
66763
66778
Voltage
(V)
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
Voltage
(V)
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
Voltage
(V) Voltage (V)
Pin
61 0
62 0
63 0
64 0
65 0
66 0
67 0
68 0
69 0
70 0
71 0
72 -
Voltage
(V)
Pin
73 -
74 0
75 0
76 -
77 0
78 0
79 0
80 0
CD-REC
IN PUT
Exclusive
TO CD RECEIVER POWER PCB CN301
TO CD RECEIVER TUNER PCB CN101
CN807
52525
57213
IC801
52186
(AK4518)
(MD)
(MD)
(MD) (MD)
(MD) (MD)
(MD REC)
(MD REC)(MD REC)
(MD REC)
(MD DI)
(MD DI) (MD DI) (MD DI)
(MD REC) (MD REC)
(MD REC)
(MD REC)
(MD REC)
(MD)
(MD)
(MD)(MD)
(MD)
4.96V
2.96V
3.61V
8.7V
3.22V
8.04V
2.53V
8.7V
8.65V
0.62V
8.66V
0V
0V
0V
0V
0V
0V
0V
3.1V
3.15V
0V
0V
Voltage
(V)
Pin
IC801
1 3.21
3.21
1.75
0.9
2
3 1.44
4 1.44
5 1.44
6 1.44
7 2.87
8 2.87
9 1.75
10
11 1.8
12
Voltage
(V)
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)
Pin
IC800
10
0
4.82
0.11
2
3 4.48
4 4.48
5 3.4
60
70
8 4.78
9 4.82
10
11 0.16
12
Pin
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
Pin
49 4.95
4.96
0
0
50
51 0
52 0
53 0
54 0
55 0
56 0
57 0
58
59 0
60
1
2
3
8
Voltage
(V)

MJ-HX5000, MJ-HX3000, MJ-HX2000, MJ-HX700
14
A
B
C
D
1234
1234
B
3.4 FRONT MD PCB ASSY
66770
51029
B
FRONT MD PCB
ASSY
52715
IC900
52182
(NJU6408B)
D900
52907
(SLA380MT3F)
2.64V (POWER OFF)
0.1V (NIGHT)
0.1V (DAY)
0V (POWER OFF)
4.4V (NIGHT)
4.55V (DAY)
0V
0V (POWER OFF)
0V (NIGHT)
4.5V (DAY)
0V
0.1V
1

MJ-HX5000, MJ-HX3000, MJ-HX2000, MJ-HX700
15
A
B
C
D
5678
5678
B
CN802
A
CN803
A
FRONT MD PCB
SW900 : SOUND SCAPE
SW901 : DISPLAY (LANGUAGE)
SW902 : MD EDIT
SW903 : ENTER
SW904 : CANCEL
SW905 : STOP ( )
SW906 : PLAY PAUSE ( )
SW907 : - ( )
SW908 : + ( )
SW909 : MODE
SW910 : EJECT ( )
SW911 : CD MD REC
SW912 : REC
D910
SLR342MCTC7
53426
0V
0V 4.39V (SCAPE ON)
0V (SCAPE OFF)
Voltage
(V)
Pin
IC900
1 2.5
2.5
2.5
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
Voltage
(V)
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
Voltage
(V)
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
Voltage
(V)
Pin
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
Voltage
(V)
Pin
49 2.5
2.5
2.5
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
Voltage
(V)
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
(V)
Pin
73 2.5
74 2.5
75 2.5
76 2.5
77 2.5
78 2.5
79 2.5
80 2.5

MJ-HX5000, MJ-HX3000, MJ-HX2000, MJ-HX700
16
A
B
C
D
1234
1234
L122
C134
0.1/25
F
C146
0.1/25
F
A2 GND
H+5V HGND
SCTX
A2+3V
A2+3V
LD GND
LD+3V
DCH GND
A2 GND
A+3V
D+3V DGND
A2+3V
A2+3V
DCH GND
A2 GND
D+3V
DGND
1
2
3
4
5
6
7
8
9
10
11
12
36
35
34
33
32
31
30
29
28
27
26
25
13 14 15 16 17 18 19 20 21 22 23 24
4748 46 45 44 43 42 41 40 39 38 37
11
12
13
14
15
16
17
18
19
20
10
9
8
7
6
5
4
3
2
1
11 12 13 14 15 1610 987654321
5 4
321
5
4
3
2
1
R188
10k R177
3.3k
R189
10k R175
3.3k
R185
10k R179
47k
R106 3.3M
171819202122232428 27 26 2529303132
TP26 TP27
OWH1
OWH2 OWH1
C185
0.001
/500
WSR
C184
22/8
SR
S
S
D181
F1J6
D183
F1J6
R182
47k
R183
47k
R187
0
R186
0
Q181
2SJ278MY
8-729-018-76
Q182
2SK1764KY
8-729-017-55
C183
0.1/25 F C182
0.1/25 F
D181,D183:
8-719-046-86
+5V
GND
R181
10k
Q180
DTC114EK
C181
100/6.3
R502 0
R504 0
R146 330
R150
0
R141
0R148 680 R147
100
C107
0.1/25
F
C119
10/10 T
R115
1k R113
1k
R103
1k
R112
47k
R110
10k
R184
10k
R180
10k
Q103
DTC114EK Q104
DTC114EK
Q102
2SA1037K
C108
0.1/25
F
C116
0.022
/50 B
C117
0.1
/25 B
CN104
4P
CN101
21P
CN110
5P
CN105
7P
IC152
BH6511FS-E2
8-759-430-28
ROHM DRIVER
IC122
TC7S08F
IC101
CXA2523AR
8-752-080-95
RF AMP
IC181
TC74ACT540FT(EL)
8-759-523-48
IC103
FMW1
L101
L102
L103
L101-L103:
F.B
G
DE
FC
VC I
BA
VCC J
IL LG
VR MOD
KPD
F- F+
T- T+
VEE
E
D
C
F
I
VC
A
B
J
VCC
LD GND
I
J
VC
A
B
C
D
E
F
PD
APC APCREF
GND TEMPI TEMPR SWDT SCLK XLAT XSTBY FOCNT VREF EOADJ 3TADJ VCC
BOTM
ABCD
FE
AUX
ADFG
ADAGC
ADIN
ADFM
SE
CSLED
TE
WBLADJ
MORFO
MORFI
RFO
OPN
OPO
ADDC
COMPP
COMPO
AGC1
RFAGC
RF
PEAK
ILCC
MOD
VR
PD
K
FCS+
FCS–
TRK+
TRK–
CAPA-
CAPA+
IN2R
IN2F
VM2
OUT2F
PGND2
OUT2R
VM12
OUT1R
PGND1
OUT1F
VM1
IN1F
IN1R
VDD
GND VG IN4R IN4F VM4 OUT4F PGND4 OUT4R VM34 OUT3R PGND3 OUT3F VM3 IN3F IN3R PSB
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
I+3V
IOP
TE
VC
RF
5
4
3
2
1
SLED–
SLED+
SPDL–
SPDL+
PROTECT
GND
REFLECT
7
6
5
4
3
2
1
C115
0.22/16 B
C188
0.01/50 B
C104
10/10 T
Q101
DTA144EK
R117
470k
R107
470k
R104
10k
R158
100k
R165
100k
R167
4.7k
R159
100k R190 10k
R105
4.7k
R163
2.2k
C109
0.022
/25 B
C103
10/10 T
C106
0.001
/50 CH
D101
D101:
DAN202K-T-146
8-719-914-47
C105
0.01
/50 B
C158
0.0068/50
C111
0.068/25 B
BC102
0.1/25 F
C101
10/10 T
C189
0.033/25 B
C112
0.0047
/50 B
C113
1/16
B
ABCD ABCD
FE
VC
R161
2.2k
R162
2.2k
C141
0.1
/25 F
C163
0.01
/50 B
C164
0.01
/50 B
L105
F.B
R164
680
C168
0.1
/25 F
C156
0.1
/25 F
C192
0.1
/25 F
C152
0.1
/25 F
C151
100
/6.3
C153
0.01
/50 B
R166
2.2
1/2W
L161
F.B
L162
F.B
C169
10/10 C167 0.1
/25 F
R163
1 1/4W
Q163
DTA144EK
Q162
2SB798-T1
8-729-103-85
L106 F.B
I+3V TP164
IOP TP163
TE TP162
VC TP161
RF TP160
LD GND
LD GND LD GND
WRPWR
WRPWR
A+3V
LD+3V
FSC–
FSC+
XRST
XRST
TRK–
TRK+
FSC–
FSC+
TRK–
TRK+
TRK–
TRK+
ILCC
LDON
LDON
LDON
SRDR
SFDR
FFDR
FRDR
TRDR
TFDR SPRD
SPFD
SRDR
SFDR FFDR
FRDR
APCREF
APCREF
TRDR
TFDR SPRD
SPFD
MGND
M+5V
MGND
M+5V
MGND
DGND DGND
AGND
A+3V A+3V
D+3V
AGND
VREF
AGND
AGND
XRST
PD
I
J
VC
TE
TE
TE
SE
VC
VC
AUX
AGND
FE
VC
TE
A
B
C
D
E
F
REFLECT PROTECT
FOCNT
XLRF
DTRF CKRF
ADFG
FOCNT
XLRF
DTRF
CKRF
MOD
VCVC
VC
FE
RF
PEAK
BOTM
HGND
HGND HGND
SCTX
H+5V
H+5V
H+5V
EFMO
TO OWH
(FOR CHECK)
C
MD MOUNT ASSY
(A-4917-020)
D-SW PWB
MINI DISC DEVICE
3.5 MD MOUNT ASSY
C

MJ-HX5000, MJ-HX3000, MJ-HX2000, MJ-HX700
17
A
B
C
D
5678
5678
11 12 13 14 15 16 17 18 19 2010
51
52535455
56575859606171 6272 6373 6474 6575 6667686970
987654321
11121314151617181920
10 987654321
11121314151617181920 10 9 8 7 6 5 4 3 2 1
8765
4321 8765
4 3 2 1
54321
21 22 23 24
28
27
26
25
29
30
38
37
36
39
40
31
32
33
34
35
48
47
46
49
50
41
42
43
44
45
2122232428 27 26 252930
38
37
36
39
40
31
32
33
34
35
48
47
46
49
50
41
42
43
44
45
76
77
78
79
80
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
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
XRAS
XRAS
A9
XCAS
XOE
XWE
A7
A6
A5
A4
A0
A1
A2
A3
A8
D1
D0
D2
D3
10
9
8
7
65
4
3
2
1
R143 10k
C121
100
/6.3
C171
0.1
/25 F
IC171
BR24C01AF-E2
8-759-484-73
SENS
MNT1
SDA SCL
SQSY
XINT
DQSY
MNT2
MNT3
MNT2 MNT3 SWDT SCLK XLAT SRDT SENS XRST SQSY DQSY
SDA
SCL
XINT MNT0 MNT1
SCLK
SWDT
SRDT
MNT0
XRST
XLAT
R8213
10k
C205 15p C206
C203
X202 15p
0.1
C201
0.1
C202 0.001
VSS
D3 D2
CAS
OE
A8 A7 A6 A5 A4
D3 D2
XCAS
XOE
A8 A7 A6 A5 A4
D0 D1 WE RAS A9 A0 A1 A2 A3
D0 D1 XWE A9 A0 A1 A2 A3
VCC
IC125
MSM51V4400-70TS-K
8-759-334-38
C194
0.1
B
IC121
CXD2652AR
8-752-384-47
IC201
RU8X12MF-0020
8-759-524-58
IC202
LB1638MTE-L
8-759-099-79
IC192
L88MS33T
8-759-426-95
IC123
TC7WU04F
C136
100/6.3 C130
100p/50
C135
0.1/25
FR137
100
R131
10k
R203
10k
R136
1k
R111
0
DCHG
APC
ADFG
FOCNT
XLRF
CKRF
DTRF
APCREF
LDDR
TRDR
TFDR
DVDD
FFDR
FRDR
FS4
SRDR
SFDR
SPRD
SPFD
FGIN
TEST1
TEST2
TEST3
DVSS
EFMO
SENS
SHOCK
STB
REC P
PB P
MNT2
MNT3
LED0
GND
+3.3V
MNT0(FOK) MNT1(SHCK)
MNT2(XBUSY) MNT3(SLOC) SWDT SCLK XLAT SRDT SENS XRST SQSY DQSY RECP XINT TX OSC1 OSC0 XISL RVDD RVSS DIN DOUT ADDT DADT LRCK
MVC1
D3
D2
D0
D1
XWE
XRAS
A09
XCAS
XOE
DVSS
A11
A08
A07
+3.3V
GND
REFLECT
PROTECT
LIMITIN
LDIN
LDOUT
AMUTE
XLATCH
SCTX
MOD
DA-RST
DIG-RST
A06
A05
A04
A10
A00
A01
A02
A03
DVDD
256FS
XBCK
AUX2 TE
SE
AVSS
ADRB
ADRT
AVDD
ADIO
VC
AUX1
FE
ABCD
BOTM
PEAK
CLTV
FILO
FILI
PCO PDO
AVSS
RF1
BIAS
AVDD
ASYI
GND
XIN-1
XOUT-1
VBAT
+3.3V
(TEST)
SYSTEM RST
DQSY
SQSY
POWER DOWN
XIN1
(AVSS)
XOUT
XIN
GND
PACK OUT
CHACK IN
+3.3V
ASYO
R135
3.3k
R109
0
R140
150
C133
0.0047
/50 B
C131
0.015
/50 B
C128
0.01
/50 B
C129
0.47
/16 B
C132
0.47
/16 B
RF RF1
CH
R133 680k
R132 100k
R134 1k
C207
100p
C208
100p
3
1
5
7
4
2
3
12
6
8
315
7
4268
3
1
5
7
42
6
8
R8204
100k
C209
0.1
R218
1M
C204
0.1
X201
12MHz
X202:
32.768kHz
R217
10k
R216
10k
C212
0.1
C213
0.1 C214
100
LO+
LO–
R212
10k
R211
10k
R208 10k R209 10k R210 10k
C210
100p
C211
100p
C187
100/6.3
C190
100
/6.3
L121
C123
0.1/25
F
C191
0.1/25
F
R8120
100
C110
C142
M0
M1 TP153
M2M3
C143 C144
C122 0.01/50 B
0.1/25 F
R195 0
R121 100k
C142-C144:
100p/50
CH
C196
0.1/25
F
R173
1M
R127
100
R196
0
R170
10k
R171
10k
SDA SCL RXD TXD RTS CTS GND +3.3V SCLK SWDT SRDT EMP LDON FOK WRPWR
GND
A2 A1 A0
SDA SCL TEST +3.3V
VOUT CN GND STB VIN
MAB1
CN106
6P
CN103
16P
6
5
4
3
2
1
LIMIT IN
PB P
REC P
GND
CHACK IN
NC
1
2
3
4
5
6
SYS 3.3V
LED0
STB
VBAT
SYS RST
P DOWN 7
8
9
10
11
12
AMUTE
XLATCH
DA RST
RXD
TXD
RTS 13
14
15
16
CTS
SCLK
SWDT
EMPHASIS
CN102
19P
19 18 17 16 15 14
256FS
HGND
512FS
+5V +5V
DOUT 13
12 11 10
9 8
H+5V
DIN
+3.3V
GND GND
M+5V 7
6 5 4
LRCK
M+5V
DADT
MGND 3
2 1
BCK
MGND
ADDT
256FS
TP98
DSSP & DSP
POWER IC
EEPROM
A2+3V
VC
SE
TE
A2 GND
WRPWR
H+5V
M+5V
HGND
SCTX
MOD
LDON
DCH GND
A2 GND A2+3V
A2+3V
AGND
LD GND
LD+3V
A+3V
D+3V
DGND
D+3V
DGND DGND
LDON
MOD
+3.3V
GND
M+5V
MGND
C124
0.1/25 F
C127
0.1/25 F
CN801
L-SW PWB
A
CN804
A
: MD AUDIO SIGNAL ROUTE
(MD)
: MD REC ANALOG AUDIO SIGNAL ROUTE
(MD REC)
: MD REC FROM CD DIGITAL
AUDIO SIGNAL ROUTE
(MD DI)
(MD)
(MD) (MD)
(MD REC)
(MD REC) (MD REC)
(MD DI)
(MD DI)
(MD DI)
(MD DI)
C

MJ-HX5000, MJ-HX3000, MJ-HX2000, MJ-HX700
18
A
AD/DA PCB ASSY
B
FRONT MD PCB
ASSY
MCLK (IC801 - pin 9)
V : 2V/div. H : 50nsec/div.
1
LRCK (IC801 - pin 10)
V : 2V/div. H : 2µsec/div.
2
XTAL1 (IC800 - pin 32)
V : 2V/div. H : 50nsec/div.
5
MD_RXD (IC800 - pin 5)
V : 2V/div. H : 1msec/div.
6
MD_RXD (IC800 - pin 5)
V : 2V/div. H : 200µsec/div.
6
(IC802 - pin 2)
V : 2V/div. H : 20nsec/div.
7
CD REC IN (CN807)
V : 200mV/div. H : 500nsec/div.
8
SCLK (IC801 - pin 11)
V : 2V/div. H : 200nsec/div.
3
SOO (IC800 - pin 50)
V : 2V/div. H : 20msec/div.
4
SOO (IC800 - pin 50)
V : 2V/div. H : 2msec/div.
4
OSC2 (IC900 - pin 25)
V : 2V/div. H : 2µsec/div.
1
-1
-1
-2
-2
2.9V
0.5V
Waveforms
Note: The encircled numbers denote measuring point in the schematic diagram.

MJ-HX5000, MJ-HX3000, MJ-HX2000, MJ-HX700
19
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.
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.
Symbol In PCB
Diagrams Symbol In Schematic Diagrams Part Name
BCE
D
D
G
G
S
S
BCE
BCE
DGS
BCEBCE
BCE
Transistor
Transistor
with resistor
Field effect
transistor
Resistor array
3-terminal
regulator
Capacitor
Connector
P.C.Board Chip Part
SIDE A
SIDE B

MJ-HX5000, MJ-HX3000, MJ-HX2000, MJ-HX700
20
A
B
C
D
1234
1234
4.1 AD/DA PCB ASSY
SIDE A
A
AD/DA PCB ASSY
A
TO CD RECIVER
POWER PCB
CN301
CN902
B
CN903
B
CN103
C
CN102
C
TO CD RECIVER
TUNER PCB
CN101