Sony MEX-N4000BE / MEX-N4000BT / MEX-N4050BT / MEX-N4070BT (serv.man3) Service Manual ▷ View online
MEX-N4000BE/N4000BT/N4050BT/N4070BT
MEX-N4000BE/N4000BT/N4050BT/N4070BT
5
5
2-3. SCHEMATIC DIAGRAM - MAIN Board (1/4) -
4
MAIN
BOARD
(2/4)
1
MAIN
BOARD
(3/4)
3
MAIN
BOARD
(4/4)
2
MAIN
BOARD
(2/4)
(1.7)
(2.2)
(0.9)
(1.7)
(3.3)
(1.7)
(1.6)
(1.7)
(1.7)
(1.5)
(3.4)
(1.5)
(3.3)
(1.7)
(1.7)
(0.9)
(1.7)
(1.7)
(6)
(3.3)
(3.3)
(3.3)
(3.3)
(3.3)
(3.3)
(1.5)
(1.5)
(2.1)
(1.7)
(1.6)
(1.7)
(3.4)
(2.9)
(0.1)
(3.4)
(0.4)
(0)
(0)
(0)
(0)
(0)
(1.5)
(3.3)
(0)
(3.3)
(3.1)
(3.3)
(3.3)
(0.1)
(0.3)
(2.1)
(0.2)
(1.7)
(1.9)
(1.9)
(1.5)
(1.9)
(1.9)
(1.9)
(1.9)
(1.5)
(1.7)
(1.7)
(1.7)
(1.7)
(1.7)
(1.7)
(3.3)
(1.7)
(1)
(1.7)
(1.5)
(2.8)
(1.8)
(3.3)
(1.7)
(1.7)
(3.3)
(3.3)
(1.7)
(1.7)
(1.7)
(1.5)
(1.6)
(2.7)
(1.7)
(0.7)
(1.6)
(1.5)
(1.5)
(3.3)
(3.3)
1
C704
2.2
C772
2.2
C775
0.1
C767
0.1
C758
470p
C721
12p
C763
0.1
C742
12p
C756
2.2
C715
C706
1
0.0022
C780
C755
0.001
2.2
C716
C707
1
0.1
C732
2.2
C769
0.0056
C762
0.1
C782
1
C749
470p
C718
0.1
C727
0.047
C717
0.1
C747
0.1
C719
0.0033
C739
0.0022
C766
C723
0.01
0.001
C736
0.1
C790
2.2
C773
0.01
C770
1
C731
0.047
C714
0.1
C745
0.1
C754
1
C786
0.1
C705
0.015
C783
0.0022
C781
2.2
C765
0.1
C712
0.0033
C740
0.1
C759
0.1
C771
47p
C793
0.033
C735
2.2
C777
0.1
C787
0.1
C730
0.1
C788
0.0056
C734
0.0033
C737
0.001
C725
0.01
C764
0.1
C711
0.0033
C741
0.0033
C738
0.1
C722
0.015
C760
1
C729
2.2
C751
2.2
C779
0.1
C728
47
C720
50V
4.7
C750
50V
4.7
C746
50V
4.7
C748
6.3V
22
C743
50V
4.7
C744
CL703
CL701
CL702
CN701
B
1
A
2
C
3
E
4
F
5
OP_VCC
6
1/2VCC
7
OP_GND
8
PD
9
LD
10
DRV_VREF
11
EJECT
12
FOCUS
13
TRACK
14
DRV_ON
15
SELF
16
IN_SW
17
LOAD
18
SL
19
SP
20
BU_GND
21
D_SW
22
L_SW
23
DRV_GND
24
DRV_GND
25
DRV_6V
26
DRV_6V
27
FB703
FB702
JL713
JL716
JL715
JL718
JL720
JL712
JL724
JL710
JL709
JL708
JL707
JL706
JL705
JL704
JL703
JL702
JL701
JL725
JL722
JL719
JL723
JL726
JL733
JL732
JL731
JL730
JL729
JL711
JL714
JL721
2SA2119K
Q701
100
R756
0
R704
330
R732
0
R705
R715
0
0
R702
0
R701
100
R755
R711
0
15k
R750
R747
100k
R739
1M
100
R718
330
R735
0
R720
22k
R728
100k
R760
100k
R761
100k
R762
2.2k
R738
0
R708
R737
0
0
R707
10k
R743
22k
R726
100
R753
1k
R709
0
R717
2.7k
R742
10k
R744
0
R706
330
R729
1
R712
100
R722
100
R723
330
R725
100
R752
100
R754
100
R740
330
R724
100k
R749
2.7k
R741
100
R719
100k
R763
47k
R751
100
R757
0
R734
0
R733
12
R714
R758
100k
0
R727
0
R731
330k
R748
100
R721
0
R745
BU_3.3V
AU_GND
A_GND
AU_IN_RCH
DR_GND
DR_6V
D_GND
AU_RR_CH
AU_FR_CH
AU_RL_CH
AU_FL_CH
AU_SUB_CH
BU15TD3WG-TR
IC703
VIN
1
GND
2
STBY
3
NC
4
VOUT
5
BU15TD3WG-TR
IC704
VIN
1
GND
2
STBY
3
NC
4
VOUT
5
BU33TD3WG-TR
IC702
VIN
1
GND
2
STBY
3
NC
4
VOUT
5
16.9344MHz
X701
TC94A99FG-003 (SYCH
IC705
1
LPFO
2
PVREF
3
VCOF
4
R
VSS3
5
VCOI
6
R
VDD3
7
SLCO
8
RFI
9
RFRPI
10
RFEQO
11
DCOFC
12
AGCI
13
RFO
14
R
VSS3
15
FNI2
16
FNI1
17
FPI2
18
FPI1
19
VDD1-1
20
TPI
21
TNI
22
VRO
23
A
VSS3
24
MDI
25
LDO
26
FSMONIT
27
RFZI
28
RFRP
29
TEI
30
AVDD3
31
FOO
32
TRO
33
VSS-1
34
FMO
35
DMO
36
VDDM1
37
/SRAMSTB
38
VDD1-2
39
VDD3-1
40
PIO10
41
PIO11
42
SDIN_R
43
BCK_IN_R
44
LRCK_IN_R
45
SDOUT_CH0
46
PIO16
47
PIO17
48
LRCK_OUT
49
BCK_OUT
50
PIO20
51
DVDD12
52
DAO1 (R_R-CH)
53
DVSS12
54
DAO2 (F_R-CH)
55
DVREF
56
DVDD34
57
DAO3 (F_L-CH)
58
DVSS34
59
DAO4 (R_L-CH)
60
DVDD5
61
DAO5 (SUB-CH)
62
DVSS5
63
VDD1-3
64
VSS-2
65
XVSS3
66
XI
67
XO
68
XVDD3
69
ADVDD3
70
ADIN1 (IN_L-CH)
71
ADVREFL
72
ADVCM
73
ADVREFH
74
ADIN2 (IN_R-CH)
75
ADVSS3
76
MS
77
CD_BUS0
78
CD_BUS1
79
CD_BUS2
80
CD_BUS3
81
CD_BUCK
82
CD_XCCE
83
VDD3-2
84
VSS-3
85
/RST
86
VDD1-4
87
DEC_INT
88
BSIF_INT
89
BSIF_GATE
90
BSIF_DATA
91
BCK_IN_F
92
LRCK_IN_F
93
DEC_XMUTE
94
ZDET
95
SP_DATA
96
SP_CLK
97
TEST
98
PDO
99
TMAX
100
LPFN
0.1
C761
0.01
C768
JL727
AU_IN_LCH
C702
0.1
CD_ZDET
DEC_INT
DEC_SDOUT_F
DEC_SDIN_CH0
SP_CLK
DEC_XMUTE
SP_DATA
BSIF_ST_REQ
BSIF_GATE
MEC_LOAD
MEC_DSW
MEC_LIMIT
DEC_LRCK_IN
DEC_BCK_IN
BSIF_BCK
LRCK_IN
MEC_SELFSW
MEC_INSW
CD_XCCE
CD_BUSCLK
DSP_RST
CD_SDI
CD_SDO
DSP_SSTBY
MEC_EJECT
DRV_ON
SER
VO_ON
BSIF_DO
27P
BUS2
BUS1
IC703
IC704
IC702
+3.3V REGULATOR
IC705
RF AMP, DIGITAL SERVO PROCESSOR, AUDIO DSP
(1/4)
MAIN BOARD
+1.5V REGULATOR
+1.5V REGULATOR
AUTOMATIC
POWER
CONTROL
C
B
H
D
A
F
K
J
I
E
G
12
9
6
4
15
1
2
11
8
14
10
7
16
3
13
5
17
18
R703
0
BOARD
SERVO
BOARD
SENSOR
(MG-101CF-188)
DECK BLOCK
CD MECHANISM
OPTICAL
(DAX-25A)
BLOCK
PICK-UP
FFC1
Note: The service manual of the mechanism deck, used in this model, has been issued in a separate volume.
Please refer to the service manual of the MG-101 series for the mechanism deck information.
(Page 6)
(Page 8)
(Page 7)
(Page 6)
MEX-N4000BE/N4000BT/N4050BT/N4070BT
MEX-N4000BE/N4000BT/N4050BT/N4070BT
6
6
2-4. SCHEMATIC DIAGRAM - MAIN Board (2/4) -
(3/4)
MAIN
BOARD
5
(4/4)
MAIN
BOARD
6
(1/4)
MAIN
BOARD
2
(4/4)
MAIN
BOARD
7
(1/4)
MAIN
BOARD
4
13.9
0
0
0
13.7
0
5
3.4
3.3
3.3
3.3
1.5
3.3
1.3
1.3
0.5
2.4
2.7
1.3
1.5
0
4.2
4.2
4.1
4.1
4.1
4.1
4.1
8.8
3.4
3.4
4.2
4.2
4.2
4.2
4.2
4.2
4.2
4.2
8.4
8.4
8.4
8.4
8.4
8.4
8.8
0
0
0
0
0
0
0
0
0
4.1
4.1
2.4
2.8
2.8
4.9
0.1
C413
C425
2.2
2.2
C417
47p
C419
C412
10
C102
10
47
C1005
C424
0.022
C423
0.022
C106
0.001
C104
0.001
2.2
C105
C109
0.1
47p
C405
C418
47p
1
C03
1
C1004
0.001
C1342
1
C1012
47p
C441
47p
C442
1
C1010
47p
C443
1
C1011
47p
C444
C1339
2.2
47p
C408
47p
C445
1
C010
1
C103
10
C1016
0.1
C05
0.1
C404
1
C107
0.001
C1341
10
C415
16V
C409 10
35V
10
C446
16V
C406 10
CL1001
CL1000
CL01
CN1004
MIC_SIGNAL
1
MIC_GND
2
CN101
20P
USB_VBUS
1
USB_GND
2
D–
3
D+
4
GND
5
AUX_L
6
AUX_R
7
AUX_GND
8
RE_0
9
RE_1
10
KEY_1
11
KEY_0
12
LCD_DATA
13
LCD_CE
14
LCD_CLK
15
ILL(FP+B)
16
SIRC
17
KEY_GND
18
GND
19
PANEL_SW
20
BT MODULE (WB113C)
IC1002
GND_1
1
GND_2
2
GND_3
3
NC
4
GND_5
5
GND_6
6
VREG_EN
7
VREG_IN_HV
8
VREG_OUT_HV
9
VREG_OUT_USB
10
VREG_IN_USB
11
RESET
12
UAR
T_TX
13
UAR
T_RX
14
UAR
T_R
TS
15
USB_DN
16
USB_DP
17
UAR
T_CTS
18
VDD_HOST
19
USB/UAR
T
20
SPI_PCM_SEL
21
GPIO[5]
22
PCM_CLK
23
PCM2_SYNC
24
PCM2_IN
25
PCM2_OUT
26
GPIO[4]
27
GPIO[2]
28
GPIO[1]
29
GPIO[3]
30
WP
31
VDD_P
ADS
32
GPIO[0]
33
SPI_MISO
34
SPI_MOSI
35
SPI_CLK
36
SPI_CS
37
GND_38
38
RF
39
GND_40
40
RB751V40,115
D1306
D1003
D1002
DZ2J06800L
D1001
DZ2J06800L
D114
DZ2J06800L
FB101
FB1003
FB1004
FB1005
FB02
FB404
40
39
38
37
36
35
34
7
6
5
4
3
2
1
33
32
30
31
8
27
28
29
9
10
11
12
13
14
24
17
25
26
23
22
21
20
19
18
15
16
IC402
BUS_LCH
BUS_RCH
NCO
NCO
TU_LCH
TU_GND
TU_RCH
AUX_LCH
AUX_GND
AUX_RCH
XM_LCH
XM_GND
XM_RCH
FP1
FN1
FN2
FP2
NCO
NCO
HIVOLB
VCCH
I2C_SCL
I2C_SDA
GND
FIL
VCCL(8.5V)
AU_OUT_RCH
AU_OUT_LCH
NCO
AU_IN_SUB
AU_IN_RL
AU_IN_RR
AU_IN_FL
AU_IN_FR
AU_OUT_FR
AU_OUT_FL
AU_OUT_RR
AU_OUT_RL
AU_OUT_SR
AU_OUT_SL
CN1002
J001
J1001
JL402
JL1017
JL111
JL112
JL1010
JL1005
JL108
JL118
JL117
JL1004
JL106
JL1021
JL1009
JL103
JL110
JL116
JL1012
JL1019
JL1013
JL102
JL01
JL1006
JL115
JL1015
JL109
JL101
JL1002
JL1014
JL1011
JL401
JL104
JL113
JL1003
JL1008
JL1102
JL1001
JL1018
JL107
JL105
JL403
JL1007
JL119
JL114
JL1016
4.7uH
L01
Q404
Q407
Q403
Q408
LTC014EUBFS8TL
Q401
LTA014EUBFS8TL
Q808
LTA014EUBFS8TL
Q402
18k
R1040
0
R424
R418
0
R427
0
R426
12k
R105
12k
R107
220
R421
470
R108
47k
R414
0
R10
0
R428
R02
0
R436
47k
47k
R435
R1090
0
R407
R412
0
R410
0
47k
R417
0
R430
0
R431
470
R104
0
R425
R438
220
1k
R09
R442
R1013
0
0
R302
R1054
R012
0
R406
0
0
R1001
0
R409
0
R102
R441
220
R413
220
R434
0
R21
0
R429
100
R11
AU_RR_CH
AU_FR_CH
AU_FL_CH
AU_SUB_CH
AU_RL_CH
D_GND
AU_IN_LCH
AU_GND
A_GND
AU_IN_RCH
DR_GND
BU33TD3WG-TR
IC1001
VIN
1
GND
2
STBY
3
NC
4
VOUT
5
IC1051
1
GND
2
3
4
VCC
5
6
IC1003
NJM2781RB1
NOISE
1
REG
2
STBY
3
IN+
4
IN–
5
OUT
6
V+
7
GND
8
TU01
RF_ANT_IN
1
RF_GND_B
2
AUDIO_OUT_L
3
AUDIO_OUT_R
4
RSTN
5
SCL
6
SDA
7
+5V
8
0.22
C013
0
R101
1
100
R1014
R1015
22
22
R1017
100
R1019
100
R1023
C1006
0.1
100
R1025
100k
R1024
2.2
C1008
2.2
C1009
0
R1028
0
R1029
100
R1006
0
R1035
100
R1005
100
R1004
0
R1007
0
R1010
0
R1012
R1055
0
100k
R1003
100
R1016
100
R1018
100
R1021
100
R1020
R1330
R1329
R1361
5.6k
0.1
C1353
C1338
47p
C1337
0.1
1
C014
0.001
C015
2.2k
R103
0.47
C1019
47
R1037
0.001
C1017
680
R1036
4.7
C1018
15k
R1033
1
C1014
R1032
10k
0.047
C1013
2.2k
R1031
100
R1030
C1052
R1056
0
C1054
0.001
C1050
47
C09
JL717
R1052
2.2uH
L401
I2C0_SDA
I2C0_SCL
AT
T
I2C1_SDA
I2C1_SCL
BT_CLK
BT_SYNC
BT_DOUT
BT_DIN
NOSE_SW
SIRCS
LCD_CLK
LCD_CE
LCD_DATA
KEY_IN0
KEY_IN1
RE_IN1
RE_IN0
IN_FL
IN_FR
IN_RL
IN_RR
BD3468FV
17
18
30
26
33
32
28
29
27
46
47
45
44
43
41
40
39
IC1001
+3.3V REGULATOR
34
35
19
20
22
23
24
36
IC1003
MIC AMP
IC1051
MIC INPUT SELECTOR
INPUT SELECTOR,
IC402
(2/4)
MAIN BOARD
L
FRONT
L
R
REAR/SUB
R
4P
J402
AUDIO OUT
(ANTENNA IN)
(TUNER UNIT)
TUX-DSP03
(CHASSIS)
(CHASSIS)
CAM101
CAM01
0
0
R1366
R1365
0
0
2P
NLASB3157DFT2G
0.001
0
DZ2J06800L
MIC
MIC1001
ELECTRICAL VOLUME
0
LTC014TUBFS8TL
MUTING
LTC014TUBFS8TL
MUTING
LTC014TUBFS8TL
MUTING
LTC014TUBFS8TL
MUTING
0
0
0
0
0.1
PATTERN
ANTENNA
BT ANTENNA
BT1
MUTING CONTROL
Q401, 402, 808
10
11
12
13
14
N
15
G
16
H
17
I
18
F
20
M
21
1
C
J
D
6
E
K
L
2
B
3
A
4
5
7
19
8
9
KEY
BOARD
Refer to page
service manual
41 on original
(Page 5)
(Page 8)
(Page 5)
(Page 8)
(Page 7)
Note: IC1002 on the MAIN board cannot replace with single. When
this part is damaged, replace the complete mounted board.
MEX-N4000BE/N4000BT/N4050BT/N4070BT
MEX-N4000BE/N4000BT/N4050BT/N4070BT
7
7
2-5. SCHEMATIC DIAGRAM - MAIN Board (3/4) -
(4/4)
MAIN
BOARD
8
(2/4)
MAIN
BOARD
5
(1/4)
MAIN
BOARD
1
11
.5
14.1
8.8
14.1
14.1
0.9
1.2
0.7
3.3
3.3
0.9
1.5
3.3
12.1
14.1
14.1
14.1
14.1
14.1
7.2
3.4
7.2
14.1
7.2
7.2
3.7
3.7
3.7
3.7
3.7
3.7
7.2
7.2
7.2
7.2
3.7
14.1
0
6.5
3.3
6.5
0
0
0.6
0
1.7
3.3
1.7
3.3
3.4
3.4
6.4
6.4
6.4
6
6
6.4
0
6.4
6.4
6.4
0
0
12.1
14.1
9.1
1.7
0.9
5.2
0
0
0
6.4
6.2
0.9
5
0.6
1.1
3.4
3.4
3.4
3.4
3.4
3.3
0.9
11.5
14.1
6.4
3.3
3.3
1.2
10
C846
1
C325
1
C307
47p
C333
47p
C315
47p
C308
C815
47p
C341
47p
C342
47p
C343
47p
C309
47p
C313
C843
0.001
C803
0.001
0.1
C306
47p
C324
0.47
C840
47p
C331
47p
C328
47p
C338
0.47
C841
C804
0.001
C314
10
FU1
10A
32V
0.1
C329
0.1
C310
0.1
C332
0.1
C1094
1
C326
C818
10
C821
680p
C805
C833
C819
1
C323
1
C823
C817
1
C322
C838
470p
C829
1
C321
C834
470p
C830
C828
C801
1
C320
10
C861
1
C319
1
C318
1
C317
1
C316
47p
C31
1
C847
C866
C865
0.1
C566
C848
C850
47p
C340
47p
C339
47p
C330
470p
C872
C876
C839
150p
C874
47p
2.2
C878
16V
470
C831
16V
470
C835
16V
4700
C303
16V
C867
470
16V
470
C837
25V
C401
47
CL301
CL302
16P
CN301
RR+
1
RL+
2
RR–
3
RL–
4
FR+
5
FL+
6
FR–
7
FL–
8
AMP_REM
9
10
ILL
11
12
ACC
13
TELL_ATT
14
VCC
15
GND
16
GN1G
D812
RB050L-60
D801
RSX205L-30TE25
D806
D303
D301
DA2J10100L
D304
DA2J10100L
D401
D802
DZ2J09100L
DZ2J07500L
D817
DZ2J18000L
D818
DZ2J18000L
D811
FB802
FB803
FB801
74LVC1G17GW-125
IC504
1
NC
2
3
GND
4
5
VCC
IC1009
1
GND
2
SDA
3
NC
4
NC
5
NC
6
SCL
7
RST
8
VCC
J801
JL807
JL803
JL805
JL310
JL303
JL305
JL307
JL804
JL801
JL823
JL302
JL808
JL820
JL304
JL301
JL308
JL311
JL309
L301
22uH
L801
S
NVTFS5124PLTWG
Q805
S
Q804
S
NTTFS5116PLTWG
Q803
LSCR523UBFS8TL
Q814
LSCR523UBFS8TL
Q806
LTC014EUBFS8TL
Q801
LTA014EUBFS8TL
Q802
LTC014EUBFS8TL
Q813
LTC044EUBFS8TL
Q812
100k
R894
R825
0
R863
10k
R856
R322
100k
R854
R311
0
R807
27k
10k
R859
4.7k
R858
0
R1117
1k
R308
0
R304
R401
22
1k
R305
1k
R307
0
R1002
R320
47k
R310
10k
R303
R334
R850
R315
100k
R805
1k
R846
100
R812
120k
R838
1k
R832
0
R851
120k
R840
680k
R839
75k
R835
1k
R833
150
R309
2.7k
R853
10k
R852
47k
R857
0.039
R816
47k
R312
R890
0
R335
0
R888
R317
0
R323
R826
R337
47k
R860
0
R408
R336
18k
R803
0.039
R815
BU_3.3V
DR_6V
PURE5001H-4WX
IC301
TA
B
1
PW_GND2(FL)
2
FL–
3
STBY
4
FL+
5
VCC2
6
RL–
7
PW_GND1(RL)
8
RL+
9
RIPPLE
10
IN_RL
11
IN_FL
12
PRE_GND
13
IN_FR
14
IN_RR
15
AC_GND(BEEP)
16
RR+
17
PW_GND3(RR)
18
RR–
19
VCC1
20
FR+
21
MUTE
22
FR–
23
PW_GND4(FR)
24
OD
25
BD60HC0WEFJ-E2
IC804
VO
1
VO_S
2
GND
3
NC_4
4
EN
5
NC_6
6
NC_7
7
VCC
8
0
R1355
0
R1359
1k
R306
47p
C301
47p
C302
47p
C304
47p
C305
FB302
R819
100k
R871
R872
39k
R830
10k
R808
0.47
C820
10k
R809
0.0068
C809
0
R845
RSX051VA-30
D816
15k
R810
10
C822
R823
C814
82k
R828
33k
R837
BD49100RFS-E2
IC803
ADJ5
1
EN
2
LD4EN
3
ECO
4
ERR1
5
ERR2
6
SDA
7
SCL
8
SYNC
9
GND1
10
RT
11
GND2
12
VOUT3
13
ADJ3
14
VIN3
15
VIN4
16
CLCAL
17
VOCAL
18
TIMER
19
VOUT4
20
INV1
21
FB1
22
GA
TE1
23
SNSL
24
SNSH
25
VIN2
26
GND3
27
VOUT2
28
ADJ2
29
VOUT1
30
ADJ1
31
VIN1
32
VOUT0
33
INV2
34
FB2
35
SW2
36
GND4
37
HSW1
38
HSW2
39
NC
40
VINSW
41
BCAP
42
VIN0
43
GA
TE5
44
10p
C810
C813
C812
JL806
390k
R827
JL802
FB805
R822
0
R842
C827
R811
R892
0
1k
R870
100k
R806
0
R1358
R869
1k
R868
1k
C845
0.1
C806
47uH
L802
RR_P
RR_N
RC_IN1
RC_IN0
IN_RR
FL_P
FL_N
RL_N
RL_P
BU_IN
BEEP
STB
AMP_A
TT
FR_N
IN_RL
IN_FL
FR_P
ECO
SYNC_OUT
USB_OVR
EN_SYS
I2C0_SDA
I2C0_SCL
USB_ON
IN_FR
FL_N
FR_N
FL_P
FR_P
RL_N
RR_N
RL_P
RR_P
12
15
IC301
POWER AMP
2
3
5
4
6
7
8
9
IC504
BUFFER
IC1009
EEPROM
IC803
REGULATOR
39
40
43
41
44
45
46
47
IC804
+6V REGULATOR
36
35
34
(3/4)
MAIN BOARD
NC
NC
GN1G
DB2441600L
(REMOTE IN)
10
11
12
13
14
N
15
G
16
H
17
I
18
F
20
M
21
1
C
J
D
6
E
K
L
2
B
3
A
4
5
7
19
8
9
22
23
O
Q
P
24
0
0
0
0
0
0
0
0
1
B+ SWITCH
Q801, 802
POWER CONTROL
REGULATOR
MFI337S3959
ACCESSORY CHECK
BATTERY CHECK
Q812, 814
BACK UP
VOLTAGE DETECT
100k
0
0
100
16V
22
1
11
0
10k
1
NTTFS5116PLTWG
REGULATOR
0.1
10
22
10
10
0.1
47
1
390k
39k
10
0.1
10
10
1/2W
1/2W
22
47
47
47
C1358
2200p
(EXCEPT AEP, RU, UK, AR)
(AEP, RU, UK, AR)
REAR RCH (+)
8
REAR RCH (–)
5
13
11
BATT
3
GND
14
REM OUT MAX0.4A
4
PW1
15
FRONT RCH (–)
1
6
FRONT LCH (+)
FRONT RCH (+)
REAR LCH (+)
7
9
16
2
REAR LCH (–)
12
ACC
10
FRONT LCH (–)
TO
CN301
4.7
C851
4.7
C852
S-13A1A12-E6T1U3
IC805
VOUT
1
VSS_2
2
ON/OFF
3
SSC
4
VSS_5
5
VIN
6
+1.2V REGULATOR
IC805
4
10
11
12
ACC
REM OUT
6
ACC
GND
16
7
15
3
BATT
BATT
9
2
13
14
GND
5
8
1
AMT REM
CN301
TO
8
RR+
FL–
RR–
4
FL+
RL+
6
6
3
FR–
7
5
7
RL–
4
8
1
FR+
RR–
RL–
2
1
5
FL–
FL+
RR+
FR+
3
FR–
2
RL+
PW1
0.1
C312
R847
0
DB2441600L
D1309
(Page 8)
(Page 6)
(Page 5)
Note: IC804 and IC1009 on the MAIN board cannot replace with single.
When these parts are damaged, replace the complete mounted board.
MEX-N4000BE/N4000BT/N4050BT/N4070BT
MEX-N4000BE/N4000BT/N4050BT/N4070BT
8
8
2-6. SCHEMATIC DIAGRAM - MAIN Board (4/4) -
(3/4)
MAIN
BOARD
8
MAIN
(2/4)
BOARD
7
(2/4)
MAIN
BOARD
6
MAIN
(1/4)
BOARD
3
0
3.3
1.7
3.3
1.2
0
0
0
3.3
3.3
3.3
3.3
1.2
3.4
3.4
3.3
3.4
3.3
0
3.3
3.3
1.2
3.3
3.3
(0)
3.4
3.3
3.3
0
0
2.8
3.4
2.8
3.3
3.3
1.6
3.3
0
(3.3)
(3.3)
0
0
0
0
(0)
3.3
1.2
(3.3)
0
0
1.4
1.6
1.7
1.7
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
0.3
2.8
1.1
(0)
0
3.3
0
0
1.2
1.2 (0.9)
1.3 (0.9)
1.7
1.7
0
0
0.4
3.3
0
0.3
1.2
0.1
3.1
3.3
0
3.4
0
0
0.1
3.3
3.3
3.3
3.4
0
(3.3)
0 (3.4)
1.2
3.3 (2.9)
3.4
3.3
0
(3.3)
1.7
0
0
4.5
1.2
1.3
3.4
3.3
1.7
3.3
3.3
1.2
3.3
3.3
3.3
1.2
0
0
0
0
0
3.3
3.3
0
3.3
3.3
3.3
0
0
0
1
C516
0.01
C504
0.01
C503
0.001
C508
0.1
C512
0.1
C515
0.1
C517
22
C534
22
C530
22
C526
22
C536
0.1
C547
0.1
C548
0.1
C549
0.1
C544
0.1
C525
0.1
C539
0.1
C537
0.1
C535
0.1
C532
0.1
C527
0.1
C520
0.1
C538
0.1
C540
0.1
C543
47
C560
0.1
C545
0.1
C507
0.1
C551
0.1
C550
0.1
C546
0.1
C510
0.1
C509
7p
C518
8p
C522
0.1
C519
0.1
C523
0.1
C521
0.1
C529
10p
C524
10p
C528
15p
C533
15p
C531
0.1
C511
0.1
C506
0.0033
C559
0.1
C505
2.2
C570
0.1
C571
10V
C501
100
10V
C502
100
6.3V
220
C564
CL520
CL535
CL512
CL508
CL522
CL539
CL509
CL524
CL502
CL513
CL536
CL529
CL519
CL518
CL537
CL51
1
CL521
CL530
CL507
CL503
CL528
CL523
CL525
CL505
CL504
CL510
CL501
CL517
RB751V40,115
D502
RB751V40,115
D501
FB501
FB504
FB505
IC502
1
CS
2
DO
3
WP
4
GND
5
DI
6
CLK
7
HOLD
8
VCC
JL523
JL522
JL524
JL540
JL533
JL532
JL531
JL534
JL538
JL526
JL539
JL527
JL530
JL525
JL529
4.7uH
L505
4.7uH
L504
R7S7200022CFP
IC503
BT_MIC_DET
1
AMP_ATT
2
AMPSTB
3
SERVO_ON 4
SP_CLK 5
SP_DATA 6
Vcc 7
DEC_XMUTE 8
Vss 9
CD_ZDET 10
PVcc 11
BSIF_GATE 12
DEC_INT 13
DSP_RST 14
DSP_SSTBY 15
BSIF_ST_REQ 16
CD_BUSCLK 17
Vss 18
CD_XCCE 19
CD_SDO 20
Vcc 21
CD_SDI 22
Vss 23
BSIF_BCK 24
PVcc 25
BSIF_LR 26
BSIF_DO 27
BEEP 28
DEC_BCK_IN 29
DEC_LRCK_IN 30
Vss 31
DEC_SDOUT_F 32
DEC_SDIN_CH0 33
Vcc 34
LCD_CLK 35
Vss 36
NC 37
LCD_CE 38
PVcc 39
LCD_DO 40
MEC_EJECT 41
SYNC_OUT 42
DEBUG_TX 43
LRCK_INT 44
ACC_IN
45
Vss
46
DR
V_ON
47
XM_TX
48
KEY_ACK1
49
PVcc
50
MEC_INSW
51
BT_CLK
52
BT_SYNC
53
BT_DOUT
54
BT_DIN
55
BU_IN
56
MEC_LIMIT
57
Vcc
58
KEY_ACK0
59
MEC_LOAD
60
Vss
61
PVcc
62
XM_RX
63
DEBUG_RX
64
BT_RX
65
TBD
66
RT
C
_X
1
67
RT
C
_X
2
68
PLL
Vcc
69
EXT
AL
70
XT
AL
71
Vss
72
Vss
73
NMI
74
Vss
75
RES
76
PVcc
77
NC
78
NC
79
NC
80
RC_IN0
81
KEY_IN0
82
KEY_IN1
83
NC
84
NC
85
AV
cc
86
Vss
87
A
V
ref
88
BSCANP
89
PVcc
90
AUDIO_X1
91
NC
92
Vss
93
SYNC_ON
94
Vcc
95
XM_PWR
96
TRST
97
TDO
98
TDI
99
TMS
100
TCK
101
Vss
102
ILL_IN
103
EN_SYS
104
Vcc
105
PWR_ECO
106
Vss
107
USB_OVR
108
PVcc
109
USB_ON2
110
USB_OVR2
111
BT_PWR
112
113
NC
BT_RST
114
NC
115
Vss
116
NC
117
USB_ON
118
Vcc
119
RC_IN1
120
Vss
121
RE_ON
122
PVcc
123
MEC_DSW
124
I2C0_SCL
125
I2C0_SDA
126
I2C1_SCL
127
I2C1_SDA
128
NC
129
NC
130
RE_IN0
131
RE_IN1
132
BT_TX
133
USB_CHG_MOD2
134
DOOR_SW
135
SIRCS
136
MEC_SELFSW
137
Vss
138
USB_X1
139
USB_X2
140
USBDPVcc
141
USBDPVss
142
NC
143
NC
144
NC
145
USBDVcc
146
USBDVss
147
USBDPVcc
148
USBDPVss
149
DM0
150
DP0
151
VBUSIN0
152
USBDVcc
153
USBDVss
154
REFRIN
155
USBAPVss
156
USBAPVcc
157
USBA
Vcc
158
USBA
Vss
159
USBUVcc
160
USBUVss
161
Vss
162
Vss
163
NC
164
NC
165
SF1_D2
166
SF1_D3
167
SF_CLK
168
SF_CE
169
SF1_D0
170
Vss
171
SF1_D1
172
USB_CHG_MOD1
173
PVcc
174
AT
T
175
HIT2_RESET
176
R659
10k
R643
100k
100k
R681
0
R527
100k
R682
0
R683
100
R651
1k
R510
100k
R647
100
R578
100k
R559
100k
R592
220k
R597
100
R587
0
R608
0
R528
0
R533
100
R607
100
R658
R662 10k
R614
100k
0
R567
100
R634
R657
100k
R547 10k
R545 10k
100k
R541
100
R680
100
R542
100
R519
100
R526
100
R512
100k
R613
100k
R617
100
R509
100
R502
100
R599
100k
R637
100k
R648
R546 10k
100
R650
R548 10k
100
R639
100
R638
R632 10k
R631 10k
R566
10k
100k
R641
R563
10k
R562
10k
100
R503
0
R550
2.2k
R653
100
R593
0
R594
0
R616
100
R619
1k
R623
470
R552
0
R654
2.2k
R539
100
R660
470
R565
2.2k
R538
100
R506
100
R505
100
R504
100
R551
270k
R579
100
R555
R615
100k
100
R625
5.6k
R583
100
R556
100
R627
100
R609
100
R561
2.2k
R535
R540
33k
R544
33k
R626
100k
1k
R628
100
R517
100
R516
100k
R558
100k
R523
100k
R521
100
R590
0
R655
100k
R576
100k
R549
100
R618
0
R574
100
R554
0
R571
100
R513
100
R557
100
R522
R633 10k
100
R524
1k
R621
R605
100k
0
R568
100k
R635
1k
R511
R598
100k
R646 10k
R606
100k
100
R644
100k
R572
100k
R640
100k
R573
R666
0
BU4228F-STR
IC501
GND
1
VDD
2
CT 3
VOUT 4
X503
48MHz
X501
X502
13.333MHz
100
R624
100
R622
100
R629
100
R630
100
R553
0.1
C569
0.001
C568
1
C567
0
R684
100k
R586
100k
R560
2.2k
R534
100k
R582
100k
R585
100k
R591
0
R507
100
R501
100
R602
100
R601
100
R665
100
R604
100
R612
100
R603
100
R656
100
R610
100
R611
100
R649
100
R642
100
R652
15nH
L501
15nH
L502
C1344
1
1
C541
I2C0_SDA
I2C0_SCL
CD_ZDET
SP_DATA
SP_CLK
DEC_LRCK_IN
DEC_BCK_IN
DEC_SDIN_CH0
LCD_DATA
CD_XCCE
CD_BUSCLK
STB
MEC_INSW
LCD_CE
CD_SDO
CD_SDI
BEEP
AMP_A
TT
BT_DIN
BT_DOUT
BT_SYNC
LCD_CLK
BSIF_BCK
BSIF_ST_REQ
LRCK_IN
DSP_SSTBY
DSP_RST
DEC_INT
BSIF_GATE
DEC_XMUTE
SERVO_ON
MEC_EJECT
DEC_SDOUT_F
BSIF_DO
ACC_IN
I2C0_SCL
I2C0_SDA
I2C1_SCL
I2C1_SDA
RE_IN1
RE_IN0
RC_IN1
ECO
KEY_IN1
KEY_IN0
RC_IN0
USB_ON
USB_OVR
MEC_LIMIT
DR
V_ON
MEC_LOAD
MEC_DSW
AT
T
MEC_SELFSW
BU_IN
DEC_BCK_IN
EN_SYS
BT_CLK
ACC_IN
SIRCS
NOSE_SW
BUS1
BUS2
MX25L3235EM2I-10G
IC503
SYSTEM CONTROLLER
IC501
RESET SIGNAL GENERATOR
IC502
SERIAL FLASH
7
8
12
15
17
18
2
3
4
5
6
9
26
28
27
32
33
(4/4)
MAIN BOARD
29
30
20
22
24
23
19
32.768kHz
10
11
12
13
14
N
15
G
16
H
17
I
18
F
M
1
C
J
D
6
E
K
L
2
B
3
A
4
5
7
8
9
C553 10k
JL528
100
R600
(Page 5)
(Page 6)
(Page 6)
(Page 7)
Note: When IC502 on the MAIN board is replaced, the destination setting is necessary. Refer
to “DESTINATION SETTING METHOD” on page 4 on original service manual.
Click on the first or last page to see other MEX-N4000BE / MEX-N4000BT / MEX-N4050BT / MEX-N4070BT (serv.man3) service manuals if exist.