Sony MEX-BT4000E / MEX-BT4000P / MEX-BT4000U / MEX-BT4050U / MEX-BT4054U Service Manual ▷ View online
MEX-BT4000E/BT4000P/BT4000U/BT4050U/BT4054U
MEX-BT4000E/BT4000P/BT4000U/BT4050U/BT4054U
29
29
5-5. PRINTED WIRING BOARDS - MAIN Section (2/2) (US, Canadian, E, Mexican and Indian models) -
•
: Uses unleaded solder.
Note 1: When the SERVO board
is defective, exchange the
complete mounted board.
complete mounted board.
Note 3: When the BT board is defective,
exchange the complete mounted
board.
board.
Note 2: When the SENSOR board is defective, exchange the
MECHANICAL BLOCK (U) ASSY 08 (Former type)
or MECHANICAL BLOCK (11CA) ASSY (New type).
or MECHANICAL BLOCK (11CA) ASSY (New type).
FB801
FB802
FB803
R604
R415
R416
R417
R418
R419
R1301
R420
R622
R431
R625
R434
C402
JL001
JL002
JL003
C407
JL004
JL005
JL006
JL007
JL008
JL009
R643
JL010
JL011
JL012
JL013
C436
C437
C438
C442
C440
C439
TP342
FB890
FB891
R699
F4
R899
IC402
TP761
D820
D831
TP781
D832
TP785
R502
L1
C101
C103
C301
C302
C305
C306
C501
C503
R540
C311
R545
R11
R12
R13
C701
R19
C327
FB760
C716
R564
JL700
C335
JL701
JL702
JL703
R568
JL704
JL705
JL706
JL707
JL708
JL709
R765
R766
JL710
R575
JL711
JL712
JL713
R578
JL714
R579
JL715
JL716
JL717
JL718
JL719
R199
JL720
D101
JL721
D102
JL722
JL723
JL724
R395
JL725
R396
TP632
JL726
JL727
JL728
JL729
D110
JL730
JL731
JL732
JL733
TP640
CL061
TP641
TP642
CL063
TP643
CL064
TP644
D119
CL065
CL066
CL067
CL068
CL069
D318
C760
CL070
CL071
CL072
CL073
CL074
CL075
CL076
CL077
D320
CL078
CL079
D324
CL081
CL082
C780
FB19
C399
W001
C781
W002
C10
TP695
TP696
1
2
3
4
5
6
7
8
9
10
9
1
1
2
27
28
1
37
2
36
CN802
J1
J403
CN301
FU301
CN700
C334
IC301
X502
JS1
J801
CN102
1
2
19
20
CN001
C202
C431
C432
C434
C435
C445
R585
10
1
18
9
K
A
K
A
K
A
K
A
K
A
K
A
K
A
K
A
1-884-818-
21, 22
MAIN BOARD
(CONDUCTOR SIDE)
(ANTENNA IN)
R
L
REAR
AUDIO OUT
SUB OUT
(MONO)
R
L
FRONT
AUDIO OUT
16
17
18
19
8
9
1
1
3
5
4
CN01
TUX-DSP02
(FM/AM TUNER UNIT)
(FRONT VIEW)
1
2
3
8
9 10
4
5
6
7
L301
(US, CND)
A
B
C
D
E
F
G
H
1
2
3
4
5
6
7
8
9
10
REMOTE IN
SIRIUSXM IN
A1
KEY BOARD
CN901
ANTENNA BOARD
(SIDE A)
ANTENNA BOARD
(SIDE B)
1-885-289-
12
(12)
1-885-289-
12
(12)
BT
BOARD
MIC201
PATTERN
ANTENNA
ANTENNA
1
9
WHT/BLK
WHT
GRN/BLK
GRN
VIO/BLK
VIO
GRY/BLK
GRY
SKY BLU
BLU/WHT
ORG/WHT
WHT
GRN/BLK
GRN
VIO/BLK
VIO
GRY/BLK
GRY
SKY BLU
BLU/WHT
ORG/WHT
RED
YEL
BLK
YEL
BLK
2
10
3
11
4
12
5
13
6
14
7
15
8
16
TO
CN301
FRONT LCH (–)
FRONT LCH (+)
REAR LCH (–)
REAR LCH (+)
REAR RCH (–)
REAR RCH (+)
FRONT RCH (–)
FRONT RCH (+)
ATT
REM OUT MAX 0.4A
ILLUMINATION
FRONT LCH (+)
REAR LCH (–)
REAR LCH (+)
REAR RCH (–)
REAR RCH (+)
FRONT RCH (–)
FRONT RCH (+)
ATT
REM OUT MAX 0.4A
ILLUMINATION
ACC
BATT
GND
BATT
GND
CD MECHANISM
DECK BLOCK
(MG-101CA-188)
SERVO
BOARD
BOARD
SENSOR
BOARD
11
(E, MX, IND)
PW1
WR1
OPTICAL
PICK-UP
BLOCK
(DAX-25A)
• See page 27 for Circuit Boards Location.
(Page 36)
Note 4: As for the mechanism deck (MG-101CA-188) carried in this unit, component parts have been
changed from the midway of production. When you perform repair exchange of the mechanism deck
(MG-101CA-188), refer to “ABOUT THE MG-101CA-188 OF FORMER AND NEW” on page 8.
(MG-101CA-188), refer to “ABOUT THE MG-101CA-188 OF FORMER AND NEW” on page 8.
Ver. 1.1
MEX-BT4000E/BT4000P/BT4000U/BT4050U/BT4054U
MEX-BT4000E/BT4000P/BT4000U/BT4050U/BT4054U
30
30
5-6. PRINTED WIRING BOARD - MAIN Section (1/2) (AEP, Russian, UK and Saudi Arabia models) -
•
: Uses unleaded solder.
Note 1: When IC501 is replaced, the destination setting is necessary. Refer
to “NOTE THE MAIN BOARD OR SYSTEM CONTROLLER
(IC501) REPLACING” on page 4.
(IC501) REPLACING” on page 4.
C204
R425
9
16
8
1
B E
21
20
40
1
1
100
76
75
26
25
50
51
100
80
81
50
51
30
31
76
75
50
51
1
100
26
25
R400
R401
R404
R406
C1310
R405
R411
R403
C1311
C1312
R407
C1315
R409
C1316
C1317
R600
FB610
R601
FB611
R602
FB612
R603
R410
R605
R606
R607
D1300
R1300
R1302
R613
R614
R421
R402
R1305
R615
R422
R616
R423
R1307
R617
R424
IC1300
R1308
R618
R619
R429
R814
R1310
R620
R1311
R621
R1312
Q682
R1313
R623
Q683
R818
R430
R819
R1315
R432
C203
R433
R629
R820
C401
C403
R637
R638
C409
R639
C601
C411
C605
R641
C606
R642
C413
C607
C414
C608
R644
C415
C609
R645
C416
R646
R647
R648
C419
R649
C610
X601
C612
C613
C420
C614
C615
C422
C616
R652
C617
R653
C424
C410
R654
C425
R655
R656
R657
R658
R661
R667
R668
R669
R864
TP718
R865
TP719
R671
R672
TP333
R673
TP334
R674
R675
R676
TP720
TP721
TP722
TP723
TP724
R680
R681
R682
R683
FB694
R684
FB695
R686
FB696
C457
R687
R688
FB698
Q301
R689
Q302
TP732
TP733
TP734
TP735
TP736
TP737
TP738
R690
D401
TP739
R691
R692
R693
D403
R695
R697
TP740
TP741
TP742
TP743
D805
D806
Q710
IC401
IC403
C680
IC601
C681
C682
C683
C685
C686
C687
C688
C689
C690
FB501
R552
R300
R301
R302
R303
R304
R305
R306
R307
R308
R309
R116
R501
R311
R312
R313
R314
R121
R315
R122
R316
R317
R510
R511
R513
FB717
R514
FB718
R515
FB719
R322
R516
R517
R518
R710
FB720
R711
FB721
R712
FB722
FB724
R714
R521
R715
R522
R716
R523
R717
C100
R524
R718
R525
R719
R528
R529
R720
R721
R722
R723
R724
R531
R725
R532
R726
C303
R533
R727
R534
R728
R340
R535
R729
R536
C308
R538
C309
R539
L1301
CL003
CL004
R730
R731
C502
R732
R733
C504
R541
C312
R542
R736
C507
C313
R543
R737
R738
C508
C314
R544
R10
C315
R739
R546
C317
R547
R548
IC680
C319
R549
IC681
IC682
C510
FB750
R740
X501
FB751
R741
C512
R742
C513
R743
C514
R744
C321
R745
R746
C323
R553
R747
C518
R748
R555
R749
R556
C326
R557
C329
X701
C711
C712
C713
C520
C714
R750
C521
C715
R751
C522
FB762
C523
C717
C330
R560
C718
R561
C331
C719
R562
R563
R565 R566
R567
C720
R569
C721
C722
R378
C724
C725
R761
C726
C727
R763
R570
C728
R764
R571
C729
R572
R573
R574
R576
R577
C730
C732
C733
FB398
C734
C735
FB782
C737
C738
C739
R584
R587
C742
TP633
C744
TP634
TP635
C746
C747
C748
Q401
Q402
Q403
D307
Q404
Q406
D308
C750
Q405
C751
C752
Q407
C753
C754
Q409
C756
C759
C761
C764
CAM001
Q801 Q802
CAM002
C766
CAM003
Q803
C767
C768
D321
D323
C771
C772
IC501
C776
C777
C778
C779
C398
IC701
C782
C783
C784
D530
C786
C787
C788
C789
D731
C792
TP682
C11
C15
C1301
C1304
C1305
C1306
C1307
C1308
C1309
R833
C200
C207
C209
6
1
4
IC201
R210
R211
R212
R213
R214
R215
R216
R205
C210
C211
C212
C213
C214
R318
D301
C397
C505
CN201
D200
D201
D202
D203
D204
FB201
FB202
4
1
5
8
IC505
Q201
Q202
Q203
Q204
Q303
R320
R321
R209
R206
R200
R203
R204
R217
R218
R219
R412
R414
R427
R442
R443
R505
R550
R815
C208
3R202
R1317
C206
R208
R1318
L1300
5
1
1
8
CN601
CN501
C741
C743
C745
1
6
CN602
R662
R663
R664
R665
R666
(CHASSIS)
(CHASSIS)
E
E
E
E
E
E
K
A
E
E
E
E
E
X501, X701
K
A
E
E
E
E
(CHASSIS)
MAIN BOARD
(COMPONENT SIDE)
1-885-266-
11
1
5
6
10
11
15
16 20
1
1
3
3
4
5
3
5
4
1
2
3
4
A
B
C
D
E
F
G
H
1
2
3
4
5
6
7
8
9
10
(AEP, RU, UK)
(AEP, RU, UK)
(AEP, RU, UK)
(RU, EA)
1
3
MIC IN
1
3
E
E
E
E
E
(EA)
(EA)
(EA)
(AEP, UK)
(AEP, UK)
(RU, EA)
MJ1
(NC)
(NC)
(NC)
• See page 27 for Circuit Boards Location.
Note 2: C741, C743, C745, CN501, CN601, CN602, R662 to
R666 have been deleted in the midway of production.
Ver. 1.1
MEX-BT4000E/BT4000P/BT4000U/BT4050U/BT4054U
MEX-BT4000E/BT4000P/BT4000U/BT4050U/BT4054U
31
31
5-7. PRINTED WIRING BOARDS - MAIN Section (2/2) (AEP, Russian, UK and Saudi Arabia models) -
•
: Uses unleaded solder.
FB801
FB802
FB803
R604
R415
R416
R417
R418
R419
R1301
R420
R622
R431
R625
R434
C402
JL001
JL002
JL003
C407
JL004
JL005
JL006
JL007
JL008
JL009
R643
JL010
JL011
JL012
JL013
C436
C437
C438
C442
C440
C439
TP342
FB890
FB891
R699
F4
R899
IC402
TP761
TP781
TP785
R502
L1
C101
C103
C301
C302
C305
C306
C501
C503
R540
C311
R545
R11
R12
R13
C701
R19
C327
FB760
C716
R564
JL700
C335
JL701
JL702
JL703
R568
JL704
JL705
JL706
JL707
JL708
JL709
R765
R766
JL710
R575
JL711
JL712
JL713
R578
JL714
R579
JL715
JL716
JL717
JL718
JL719
R199
JL720
D101
JL721
D102
JL722
JL723
JL724
R395
JL725
R396
TP632
JL726
JL727
JL728
JL729
D110
JL730
JL731
JL732
JL733
TP640
CL061
TP641
TP642
CL063
TP643
CL064
TP644
D119
CL065
CL066
CL067
CL068
CL069
D318
C760
CL070
CL071
CL072
CN102
CL073
CL074
CL075
CL076
CL077
D320
CL078
CL079
D324
CL081
CL082
C780
FB19
C399
W001
C781
W002
C10
TP695
TP696
9
1
1
2
19
20
22
23
1
2
27
28
1
37
2
36
J1
J402
J403
J801
CN301
FU301
CN700
C334
IC301
X502
JS1
D306
CN001
C202
C431
C432
C434
C435
C445
R585
10
1
18
9
K
A
K
A
K
A
K
A
K
A
A2
KEY BOARD
CN901
1-885-266-
11
MAIN BOARD
(CONDUCTOR SIDE)
(ANTENNA IN)
R
L
REAR/SUB
AUDIO OUT
REAR
AUDIO OUT
R
REMOTE IN
L
FRONT
AUDIO OUT
16
17
18
19
8
9
1
1
3
5
4
CN01
TUX-DSP02
(FM/AM TUNER UNIT)
L301
A
B
C
D
E
F
G
H
1
2
3
4
5
6
7
8
9
10
11
(AEP, UK)
1
9
WHT/BLK
WHT
GRN/BLK
GRN
VIO/BLK
VIO
GRY/BLK
GRY
SKY BLU
BLU/WHT
ORG/WHT
WHT
GRN/BLK
GRN
VIO/BLK
VIO
GRY/BLK
GRY
SKY BLU
BLU/WHT
ORG/WHT
RED
YEL
BLK
YEL
BLK
FRONT LCH (–)
FRONT LCH (+)
REAR LCH (–)
REAR LCH (+)
REAR RCH (–)
REAR RCH (+)
FRONT RCH (–)
FRONT RCH (+)
ATT
REM OUT MAX 0.4A
ILLUMINATION
FRONT LCH (+)
REAR LCH (–)
REAR LCH (+)
REAR RCH (–)
REAR RCH (+)
FRONT RCH (–)
FRONT RCH (+)
ATT
REM OUT MAX 0.4A
ILLUMINATION
ACC
BATT
GND
BATT
GND
2
10
3
11
4
12
5
13
6
14
7
15
8
16
(AEP, RU, UK)
(EA)
7
8
5
6
3
4
1
2
7
8
5
6
3
4
1
2
1
9
WHT/BLK
GRN/BLK
VIO/BLK
GRY/BLK
GRN/BLK
VIO/BLK
GRY/BLK
BLU/WHT
YEL
ORG/WHT
ORG/WHT
WHT
GRN
VIO
GRY
BLU
RED
BLK
2
10
3
11
4
12
5
13
6
14
7
15
8
16
RL+ RL–
GRN/BLK
WHT/BLK
GRY/BLK
VIO/BLK
WHT/BLK
GRY/BLK
VIO/BLK
GRN
WHT
GRY
VIO
FL+
FL–
FR+ FR–
RR+ RR–
ACC GND
BLK
YEL
RED
BLU
ANT REM
ILLUMINATION
NC BATT
NC
NC
AMP REM
MAX 0.3A
MAX 0.3A
ATT
TO
CN301
ANTENNA BOARD
(SIDE A)
ANTENNA BOARD
(SIDE B)
1-885-289-
12
(12)
1-885-289-
12
(12)
BT
BOARD
PATTERN
ANTENNA
ANTENNA
MIC201
SUB OUT
(MONO)
(EA)
(AEP, RU, UK)
K
(RU, EA)
(AEP, RU, UK)
WR1
PW1
PW1
CD MECHANISM
DECK BLOCK
(MG-101CA-188)
SERVO
BOARD
BOARD
SENSOR
BOARD
OPTICAL
PICK-UP
BLOCK
(DAX-25A)
• See page 27 for Circuit Boards Location.
(Page 36)
Note 1: When the SERVO board
is defective, exchange the
complete mounted board.
complete mounted board.
Note 3: When the BT board is defective,
exchange the complete mounted
board.
board.
Note 2: When the SENSOR board is defective, exchange the
MECHANICAL BLOCK (U) ASSY 08 (Former type)
or MECHANICAL BLOCK (11CA) ASSY (New type).
or MECHANICAL BLOCK (11CA) ASSY (New type).
Note 4: As for the mechanism deck (MG-101CA-188) carried in this unit, component parts have been
changed from the midway of production. When you perform repair exchange of the mechanism deck
(MG-101CA-188), refer to “ABOUT THE MG-101CA-188 OF FORMER AND NEW” on page 8.
(MG-101CA-188), refer to “ABOUT THE MG-101CA-188 OF FORMER AND NEW” on page 8.
MEX-BT4000E/BT4000P/BT4000U/BT4050U/BT4054U
MEX-BT4000E/BT4000P/BT4000U/BT4050U/BT4054U
32
32
5-8. SCHEMATIC DIAGRAM - MAIN Section (1/4) -
• See page 38 for IC Block Diagrams.
BOARD
(3/4)
MAIN
4
3
(2/4)
BOARD
MAIN
5
(2/4)
BOARD
MAIN
MAIN
2
(4/4)
BOARD
MAIN
1
(3/4)
BOARD
IC B/D
IC B/D
(2/4)
BOARD
9
MAIN
IC B/D
0
0
0
0
0
0
3.3
7.2
3.3
14.4
5
3.3
3
3.3
5
1.3
5
0
5
0
5
3.3
0
0
3.3
5
3.3
0
0.6
0
0
0.6
13.9
13.7
0
0
0
6.7
0
3.3
0
6.7
8.3
3.3
3.9
3.9
3.9
3.9
3.9
3.9
0
0
0
0
0
0
3.9
3.9
3.9
3.9
3.9
3.9
3.3
3.9
8.3
3.9
3.9
3.9
3.9
3.9
3.9
3.9
3.9
3.9
3.9
3.9
3.9
3.9
0
3.9
3.3
3.9
2.5
2.5
8.3
7.2
7.2
7.2
4.6
4.3
4.3
4.3
4.3
4.5
7.2
7.2
7.2
3.2
7.2
3.2
14.4
13.8
8.3
3.3
6
10.3
14.4
14.2
5
1k
R404
1k
R423
10k
R411
10k
R405
1k
R410
10k
R424
1k
R415
2.2k
R419
12k
R418
0
R420
1k
R416
0.22
C301
16V
C312
10
47k
R312
4.7k
R314
C311
0.22
0.22
C308
CN301
16P
1
FL+
2
RL+
3
RR+
4
FR+
5
AMP-REM
6
ANT-REM
7
ACC
8
GND
9
FL-
10
RL-
11
RR-
12
FR-
16
+B
13
TEL-ATT
14
ILL
15
TEST
17
+B
18
+B
19
+B
150
R307
1
C306
22
R429
100k
R401
4
3
1
2
PST8228UL
IC403
VOUT
Vdd
NC
VSS
0.1
C401
R818
220k
1k
R820
1
C436
1
C437
0
R431
220
R303
220
R304
47k
R313
R316
100k
R315
22k
10k
R422
10k
R409
220
R305
220
R306
12k
R417
DRC5114E0L
Q802
DRC5114E0L
Q409
DRA5114E0L
Q407
100
R301
100
R302
2SC4154TP-1EF
Q301
1k
R407
1k
R421
J801
2SC4154TP-1EF
Q803
RKZ18B2KGP1
D806
RKZ18B2KGP1
D320
47k
R309
47p
C326
DRC5144E0L
Q801
Q302
2SC4154TP-1EF
RKZ18B2KGP1
D323
D307
RKZ18B2KGP1
16V
47
C313
R308
0
BU_3.3V
DR_6V
BU_GND
A_GND
VDD_3.3V
D_GND
AU_IN_LCH
AU_FL_CH
AU_RR_CH
AU_RL_CH
AU_SUB_CH
AU_IN_RCH
AU_FR_CH
DR_GND
GN1G
D324
GN1G
D318
GN1G
D321
D306
GN1G
R317
4.7k
C329
4.7
50V
25V
47
C416
16V
220
C415
AU_GND
1k
R874
100k
R834
12k
R872
0.1
C830
100k
R831
2.2k
R870
0
R873
1k
R875
12k
R871
C876
1000p
0
R300
C831
0.1
RF_ANT_IN
RF_GND
AUDIO_OUT_L
AUDIO_OUT_R
RSTN
SCL
SDA
+8.5V
POWER_GND
CN01
9
4
5
3
1
2
6
7
8
13
10
12
11
R432
10k
C450
1
C452
1
R433
0
J1
0
R1
1
0
R12
0
R835
R340
0
J402
IC301
1
TA
B
2
I2C_SDA
3
OUT
-FL-
4
I2C_SCL
5
OUT
-FL+
6
VP2
7
OUT
-RL-
8
P-GND1
9
OUT
-RL+
10
SVR
11
IN-RL
12
IN-FL
13
S-GND
14
IN-FR
15
IN-RR
16
BEEP
17
OUT
-RR+
18
P-GND3
19
OUT
-RR-
20
VP1
21
OUT
-FR+
22
STB
23
OUT
-FR-
24
P-GND4
25
DIAG
26
RST
27
ANT
-REM
28
CRES
29
AMP-REM
30
AUDIO+B(8.5V)
31
SER
VO-3.3V
32
GND
33
MECHA-6V
34
P
ANEL+B
35
VP
36
CBU
37
BU+B
R434
0
0
R322
IC831
TC7WT126FU (TE12R)
1
2
3
4
GND
5
6
7
8
VCC
R819
1k
RKZ7.5B2KGP1
D805
0
R899
1
C10
2.2
C314
1000p
C323
16V
10
C425
6.3V
C309
220
6.3V
C403
220
6.3V
220
C411
16V
47
C11
4.7uH
L1
16V
10
C419
16V
10
C413
16V
10
C420
16V
10
C422
16V
10
C424
16V
22
C303
C399
1
1
C15
0
R400
0
R396
0
R395
0
R10
IC830
74LVC1G17GW-125
1
NC
2
3
GND
4
5
VCC
1k
R13
0.01
C457
FB398
39k
R830
0
R430
DA2J10100L
D401
D308
DA2J10100L
FB801
FB802
FB803
FB890
FB891
JL009
JL010
22
R836
36V
2A
F4
LTC014TUBFS8TL
Q401
LTC014TUBFS8TL
Q402
LTC014TUBFS8TL
Q403
LTC014TUBFS8TL
Q404
LTC014TUBFS8TL
Q405
16V
3300
C334
JL011
JL012
JL013
RKZ18B2KGP1
D831
RKZ18B2KGP1
D832
D820
RKZ18B2KGP1
0
R19
R199
0
FB19
1
C305
1
C327
1
C302
0.47
C315
0.47
C317
0.47
C319
0.47
C321
0.47
C331
0.47
C330
0.001
C398
0.1
C335
2.2
C438
10k
R311
10k
R378
0.1
C407
0.1
C414
C451
2.2
6.3V
1000
C409
R833
36V
F3
2A
R856
100
R857
100
R855
100
1
C402
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
BD3467FV-E2
IC401
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
NCO
MUTE
I2C_SCL
I2C_SDA
GND
FIL
VCC(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
NJM2881F33 (TE1)
IC402
1
CONT
2
GND
3
NC
4
VOUT
5
VIN
CN802
10
9
8
7
6
5
4
3
2
1
ILL+B
BEEP
STB
DIAG
RCIN0
RCIN1
XM_RX
XM_RCH
XM_LCH
XM_TX
I2C_SCL
I2C_SDA
C431
1
LCH_P
C432
1
LCH_N
C434
1
RCH_N
C435
1
RCH_P
XM_PWREN
1k
R318
ACC
1k
R402
16V
10
C410
I2C_SDA
I2C_SCL
RESET
ILL
TEL
XM_RCH
XM_LCH
0.1
C397
R320
0
D301
RKZ18B2KGP1
10k
R403
1000p
C445
C877
100p
C878
100p
POWER AMP, REGULATOR
IC301
ELECTRICAL VOLUME,
IC401
+3.3V REGULATOR
IC402
RESET SIGNAL GENERATOR
IC403
IC830
IC831
BUFFER
5
8
2
1
7
10
11
13
14
15
18
17
16
(1/4)
MAIN BOARD
DIMMER DETECT
Q303
DRC5114E0L
TEL ATTENUAITION
DETECT
ACCESSORY
CHECK
BUFFER
MUTING
MUTING
MUTING
MUTING
LTC014TUBFS8TL
Q406
MUTING
MUTING
(ANTENNA IN)
(CHASSIS)
CAM002
TUX-DSP02
(FM/AM TUNER UNIT)
INPUT SELECTOR
Q407, 409
MUTING CONTROL
BATTERY CHECK
Q801, 803
BACK UP VOLTAGE DETECT
FU301
10A
32V
L
R
FRONT
AUDIO OUT
L
REAR/SUB
R
AUDIO OUT
L301
140uH
ACC
1
CN301
2
1
3
ILLUMINATION
3
12
RR+
15
8
11
ACC
1
8
9
RL-
GND
FR+
13
ILLUMINATION
ATT
15
REAR LCH (+)
RL-
9
RR-
TO
CN301
FRONT RCH (-)
16
ACC
5
6
FR-
REAR LCH (-)
FR-
8
FRONT RCH (+)
RR-
10
7
FL-
12
AMT REM
FRONT LCH (+)
8
BATT
BATT
11
FL+
2
4
13
2
RR+
2
1
3
GND
FL+
5
TO
14
7
6
14
4
REAR RCH (-)
FRONT LCH (-)
3
16
BATT
4
4
RL+
RL+
REAR RCH (+)
AMT REM
5
10
GND
ATT
FR+
6
FL-
7
7
REM OUT MAX0.4A
6
5
ILLUMINATION
(US, CND, E, SA, MX, IND)
(AEP, RU, UK)
MAX0.3A
AMP REM
16
8
I
14
2
15
12
A
D
5
K
B
M
7
C
L
17
21
6
11
3
H
F
13
20
G
9
E
10
1
19
J
18
4
IN
SIRIUSXM
REMOTE
IN
(US, CND)
(AEP, UK)
(US, CND)
TDF8556AJ/N5
J403
L
R
FRONT
AUDIO OUT
L
REAR
R
AUDIO OUT
R427
0
R414
0
SUB OUT
(MONO)
47k
R321
R833
68k (EXCEPT US, CND)
100k (US, CND)
(AEP, RU, UK)
R425
0
R412
0
US, CND,
MX, IND
E, SA,
R443
0
R442
0
(AEP, RU, UK)
0
R406
(AEP, RU, UK)
(US, CND, E, SA, MX, IND)
PW1
PW1
US, CND,
MX, IND
E, SA,
US, CND,
MX, IND
E, SA,
(Page 35)
(Page 33)
(Page 34)
(Page 33)
(Page 33)
(Page
34)
Ver. 1.1
Click on the first or last page to see other MEX-BT4000E / MEX-BT4000P / MEX-BT4000U / MEX-BT4050U / MEX-BT4054U service manuals if exist.