Sony CMT-HX50BTR / CMT-HX70BTR / CMT-HX80R / CMT-HX90BTR / HCD-HX50BTR / HCD-HX70BTR / HCD-HX80R / HCD-HX90BTR Service Manual ▷ View online
HCD-HX50BTR/HX70BTR/HX80R/HX90BTR
HCD-HX50BTR/HX70BTR/HX80R/HX90BTR
29
29
6-13. SCHEMATIC DIAGRAM - DAB Board (HX80R/HX90BTR) -
• See page 44 for IC Block Diagrams.
R820
R804
C825
R800
C803
R806
R810
IC801
R819
R803
R805
C813
R809
C815
R825
R823
R807
R824
R808
R826
R832
C820
CN800
CN801
C806
C804
R833
C823
IC802
D804
D805
D806
R801
R830
C821
JR801
L802
C814
C816
C818
C805
C812
C811
C817
C802
C807
C808
C824
IC803
0
100
0.1
10k
0.22
22k
22k
TK11133CSCL
0
100
22k
220p
22k
1
50V
4.7k
22k
22k
22k
22k
4.7k
100
10
30P
11P
0.01
1
100
470
4V
MM3291CNRE
1N4002-B5
1N4002-B5
1N4002-B5
47k
100
10
0
220p
1
50V
1
50V
100
6.3V
220p
220p
1
50V
1
1
1
470
4V
NJM4558M
-TE2
DAB-S1DI
DAB-S1DO
DGND
DAB1.2V_ON
DAB3.3V_ON
AGND
AGND
L
R
DAB_LPF_VCC
VO
VI
CONT
GND
NOISE
DAB VDD5V
GND
OUT
NC
VDD
CE
VCC
GND
+3.3V REGULATOR
REGULATOR
+1.2V
2
TUNER MODULE
DAB
DAB 75
Ω
ANTENNA
LOW-PASS
FILTER
(Page 32)
HCD-HX50BTR/HX70BTR/HX80R/HX90BTR
HCD-HX50BTR/HX70BTR/HX80R/HX90BTR
30
30
6-14. PRINTED WIRING BOARD - MAIN Board -
•
: Uses unleaded solder.
• See page 21 for Circuit Boards Location.
10
1
2
11
JR5
17
R447
R448
R397
R418
R483
Q624
R232
R126
R128
R504
R521
R226
R228
Q60
2
R105
Q60
6
JR701
R132
R345
R334
R333
R349
IC510
R331
R350
R131
R205
R106
Q388
R231
R133
JR519
R603
R604
R206
C516
R605
R233
JR523
R490
R351
C503
L301
R751
JR508
R522
Q513
D541
R541
R215
C544
R752
IC507
R416
R705
C751
R332
R761
JR522
C754
IC753
C208
C402
Q399
R39
5
R348
R302
R401
R402
C312
C320
Q312
D402
JR5
05
JR506
C398
Q316
Q326
Q390
R519
R497
C468
L399
R492
R491
R390
C390
R391
JR5
04
R386
R384
R385
R484
R485
R486
R381
R38
2
R383
R318
R335
D401
R373
R375
R376
R377
R378
R379
R380
C504
C753
R369
R469
JR528
R523
R336
R429
R446
R338
R510
R399
R530
C355
R509
R400
R508
R507
R715
R34
6
JR5
25
R713
R235
C466
R366
L362
R585
R202
R201
R102
C467
R101
R341
R363
R344
Q387
R337
R327
R355
Q32
5
R339
R342
C533
R732
C716
R340
R347
R474
R357
R358
R731
R303
R368
JR524
R420
R229
IC501
C420
C532
IC551
R451
R356
IC751
IC754
C465
IC521
IC503
Q51
1
JR520
R422
Q554
R424
R367
R430
Q551
R324
JR521
R322
R325
R417
C515
R326
L316
R524
C326
R313
C311
C310
C310
R219
R137
R503
C401
R301
R309
R359
JR509
R467
R468
R466
R308
R307
R354
R709
JR510
D551
R115
R542
C507
R543
JR101
JR201
JR513
JR5
15
JR5
14
JR518
C304
Q389
D474
R577
R528
C362
R584
C706
R225
L502
R575
R320
JR503
R707
JR507
R544
L511
R529
R244
R144
R452
R708
R237
IC401
JR51
1
C531
JR5
12
R224
R305
R135
R124
R125
JR526
R710
R31
6
R319
Q426
JR527
Q39
2
Q707
Q704
JR516
Q716
Q393
R711
R360
R208
R412
R107
R207
C510
R426
R353
C505
C563
R328
C25
9
C267
C159
R1
16
R113
R216
C356
R103
C167
R134
R160
C263
C163
R502
R260
R234
JR5
02
R146
R246
R138
R238
R141
R241
C521
JR301
R323
R203
R365
R139
R140
R239
R240
JR501
C108
C502
R321
R129
Q370
R306
C369
Q37
1
R394
C316
C715
R119
R362
R764
R561
C722
R527
R108
R343
R31
1
R304
R213
R217
Q372
R578
R1
17
Q504
R352
R212
R211
R1
12
R111
CNA506
JW707
JW713
JW711
JW708
JW714
JW712
C148
CN609
JW701
JW705
C215
C115
JW706
JW636
JW716
C248
C247
JW639
JW715
JW709
C147
JW702
JW703
JW649
JW704
JW538
JW612
JW589
E
C702
JW539
JW581
JW588
JW651
JW506
JW623
JW622
JW632
C701
C519
C520
IC502
JW615
JW646
CLP301
C564
JW600
JW404
Q555
E
JW556
JW570
JW564
JW560
JW585
JW583
JW578
JW571
JW573
JW590
JW627
JW576
JW566
JW601
JW303
JW531
JW575
JW654
JW528
JW526
JW529
JW525
JW580
JW502
JW405
JW501
JW604
JW409
JW408
JW521
JW508
CLP302
CN504
JW515
JW513
JW401
JW510
JW512
JW516
JW309
JW509
JW519
JW402
JW520
JW301
JW518
JW514
JW306
JW507
JW302
JW305
JW621
CN501
JW607
C301
JW505
JW609
JW594
JW553
JW618
JW517
C253
C212
IC506
JW559
JW554
CN701
JW653
CN751
CN510
CN502
JW557
JW558
JW599
IC701
JW625
JW602
JW597
JW710
JW524
JW304
IC505
CN518
JW537
CN512
CN514
JW403
JW624
CN720
C506
EP501
JW608
JW565
JW568
C537
JW629
JW628
JW595
C104
C214
C213
JW545
JW626
JW596
JW619
JW593
JW549
JW614
JW592
JW611
JW536
JW547
JW631
JW407
JW569
JW563
JW523
JW307
C566
X302
JW610
C260
JW635
JW562
C268
JW648
JW630
C149
JW605
JW522
JW603
JW617
JW620
C150
JW647
JW503
JW548
JW587
JW504
JW530
JW579
JW410
JW550
JW541
C251
C252
C152
C153
C151
JW574
C250
C249
C168
JW634
C508
JW542
C106
C206
JW616
Q706
Q703
JW640
Q702
C361
JW638
D509
JW650
JW641
JW591
JW652
JW551
JW535
JW643
JW645
JW633
JW540
JW637
CN507
C543
C113
JW586
C105
C204
C205
JW642
X301
JW572
JW533
JW543
C114
JW552
JW544
C501
JW613
JW582
JW308
C1
12
JW534
JW584
JW561
JW577
JW555
C562
JW606
JW532
JW598
JW546
JW567
C207
C160
C107
JW406
JW644
JW51
1
IC301
MAIN BOARD
(CHASSIS)
(HX80R/HX90BTR)
HX50BT
R: AEP/HX70
BTR/
HX80R/HX90
BTR
HX50BTR: AEP/HX70BTR/
HX80R/HX90BTR
HX80R/HX90BTR
HX50BTR: AEP/
HX70BTR/HX80R/HX90BTR
HX70BTR/HX80R/HX90BTR
(HX50BTR/HX70BTR/HX90BTR)
HX50BTR/HX70BTR/
HX90BTR
HX90BTR
HX50BTR/HX70BTR/
HX90BTR
HX90BTR
(EXCEPT
H
X50BTR
: S
P,
K
R
)
HX50BTR: CND, E51,
RU, MX, BR, SP, AR, KR
RU, MX, BR, SP, AR, KR
E
E
1
5
E
E
E
E
2
2
1
1
4
C
USB
BOARD
CN908
1
1
3
5
4
3
2
1
26
27
A
CD
BOARD
CN202
G
PANEL
BOARD
B
USB
BOARD
CN907
R
MOTOR
BOARD
CN001
100
1
51
50
31
30
80
81
(HX80R/HX90BTR)
(HX50R/HX70
BTR)
(HX80R/HX90BTR)
HX80R/
HX90BTR
(HX50BTR/HX70BTR)
HX80R/
HX90BTR
HX90BTR
10
1
2
11
1
5
A
K
K
K
8
1
16
9
1
2
14
15
E
E
E
E
DAB
BOARD
CN801
L
SW POWER
BOARD
CNA32
K
DMP
BOARD
CN902
H
JACK
BOARD
CNA903
10
11
TUNER
(FM/AM)
FM 75
COAXIAL
ANTENNA
AM
1
2
HX50BTR/
HX70BTR/
HX90BTR
HX50BTR/HX70BTR/
HX90BTR
HX90BTR
20
21
2
1
7
1
8
14
7
1
1
1
2
19
18
1
2
15
14
5
4
2
1
9
8
14
8
1
9
16
HX50BTR/
HX70BTR/
HX90BTR
HX50BTR/HX70BTR/
HX90BTR
1
3
F
TOP PANEL BOARD
CNA906
D
BT BOARD
CN901
1
3
5
4
1
3
6
4
1
3
6
4
(HX50BTR/HX70BTR/HX90BTR)
J1
AMP
BOARD
CN700
AMP
BOARD
CN700
J2
(HX70BTR)
HX50BTR/
HX70BTR/
HX90BTR
1
4
5
8
1
8
9
16
1
8
1
14
28
15
3
1
(HX80R)
(HX80R)
HX50BTR/HX70BTR/ HX9
0BTR
HX50BTR/
HX80R/
HX90BTR
1
4
8
5
HX50BTR/
HX70BTR/
HX90BTR
HX50BTR/HX70BTR/
HX90BTR
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
E
1-876-123-
12
(12)
A
B
C
D
E
F
G
H
1
2
3
4
5
6
7
8
(Page 24)
(Page 22)
(Page 40)
(Page 24)
(Page 22)
(Page
34)
(Page
36)
(Page 26)
(Page 40)
(Page 38)
(Page 38)
(Page
28)
(Page 42)
Ref. No. Location
• Semiconductor
Location
D401
C-5
D402
B-3
D474
C-5
D509
B-2
D541
G-1
D551
F-4
IC301
C-4
IC401
B-3
IC501
G-6
IC502
F-5
IC503
E-6
IC505
B-2
IC506
A-2
IC507
G-3
IC510
G-5
IC521
E-6
IC551
G-6
IC701
F-3
IC751
E-3
IC753
F-2
IC754
F-2
Q312
B-4
Q316
B-3
Q325
E-3
Q326
B-5
Q370
D-6
Q371
C-6
Q372
D-6
Q387
G-6
Q388
H-5
Q389
H-4
Q390
B-5
Q392
C-3
Q393
B-2
Q399
B-3
Q426
A-2
Q504
H-4
Q511
G-4
Q513
G-2
Q551
G-7
Q554
H-7
Q555
F-5
Q602
G-3
Q606
G-3
Q624
G-3
Q702
B-1
Q703
B-1
Q704
B-1
Q706
C-2
Q707
C-2
Q716
A-2
Ver. 1.1
HCD-HX50BTR/HX70BTR/HX80R/HX90BTR
HCD-HX50BTR/HX70BTR/HX80R/HX90BTR
31
31
6-15. SCHEMATIC DIAGRAM - MAIN Section (1/3) -
• See page 28 for Waveforms. • See page 50 for IC Pin Function Description.
R420
R412
Q312
D401
D402
Q326
R484
R485
R486
Q390
Q399
R491
Q316
R416
R492
IC401
R399
R368
R36
7
R366
R365
R474
D474
R380
R37
9
R378
R37
7
R376
R468
R467
R466
CN502
R519
R483
R386
R385
R384
R382
R381
R391
R394
R395
R400
C304
R304
R301
R302
R303
R305
R30
6
R307
R31
1
X301
R309
C310 C311
R402
R401
R31
3
R41
7
R319
R32
0
R321
R42
2
R424
R323
R325
R32
6
R327
R328
R42
9
R430
R418
R331
R333
R332
R334
R335
R336
R337
R338
R339
R340
R341
R342
R343
R344
R446
R447
R448
R452
R451
R35
9
R358
R357
R360
R356
R355
R354
R35
3
R352
R35
1
R316
CN507
R426
L502
L511
R390
R490
C390
C46
8
C467
C46
6
C465
C362
R363
L362
L301
C301
IC301
C398
L399
R397
R497
C312
C320
C420
C401
L316
X302
C316
C326
C402
10k
10k
2SC3052F
MC2836
1SS355W
2SC3052F
10k
10k
10k
2SC3052F
ISA1235AC1TP-1EF
47k
RT1N441C
2.2k
2.2M
PST3628NR
100k
1k
1k
1k
1k
1M
1SS355W
1k
1k
100
100
1k
10k
10k
10k
15P
1
1k
1k
1k
1k
1k
1k
10k
100
1k
100
1000p
1k
100
100
100
100
100
100
220k
32.768KHz
10k
18p
22p
47k
47k
0
10k
100
47k
100
4.7k
4.7k
100
100
1k
100
100
4.7k
4.7k
1k
100
100
100
100
100
100
100
100
100
100
10k
100
100
100
10k
1k
1k
10k
10k
470
470
470
100
470
470
1k
1k
1k
1k
47k
3P
100k
1k
1M
1
0.01
0.01
0.01
0.01
1
1k
0.22F
5.5V
R5F3640DDFAR (HX50BTR/HX70BTR/HX80R)
R5F3640MDFAR (HX90BTR)
1
0
4.7k
0.1
0.1
0.1
0.1
5MHz
1
0.01
0.1
A1
A2
A3
C1
C2
C3
C4
C5
C6
7
3
91
92
19
53
32
31
25
34
5
6
89
82
83
84
38
4
1
2
54
22
23
24
87
44
81
80
43
68
26
7
88
33
35
36
42
67
77
78
79
100
95
94
93
51
52
66
65
4
47
48
49
50
21
18
45
55
56
57
58
59
60
65
66
67
68
73
72
75
76
26
90
69
70
71
39
40
37
55
56
57
58
59
60
63
63
28
27
85
86
∗
SIRCS
BYTE
XCIN
XCOUT
XOUT
Vss
XIN
Vcc
NMI
Vcc
Vss
AVss
VREF
AVcc
FL
RES
ET
FL
SD
FL
CS
FL
SCL
K
SBSY
BT
LED
USB LED
STBY
LED
AUDIO IN DET
HP DET
KEY
W
AKE U
P
CD BUS2
CD B
US1
CD BUS0
VOLUME JO
G
DGND
EVER+3.3V
LED STANDBY
SIRCS
VOLUME JOG
FL
POWER ON
PULL DOWN
PULL UP
VFD RESET
VFD SD
VFD CS
VFD SCLK
VFD PWR ON
VFD +7V
VFD DGND
RDS DATA
CD XRST
DAB TXD_OUT
ST
CE
ST CLK
BT CTS
BT RTS
USB TXD OUT
USB RXD IN
USB RTS
USB POWER
BT AV ROLE
BT AUDIO OUT MUTE
TA LINE-MUTE
HP MUTE
S-MASTER INIT
S-MASTER NSP MUTE
S-MASTER SHIFT
S-MASTER DATA
S-MASTER
SD
S-MASTER RST
S-MASTER
PG
MU
TE
CLINK_TXD_OUT
CLINK_RXD_IN
DMPORT DET
DMPORT POWER
CDM
LOAD OUT
CDM
LOAD I
N
CDM
CLOSE SW
CD ON
CD DRIVER MUTE
MP3 IREQ
CD CE
E
CD CL
K
DEC BUS
SEL
KEY3
KEY2
KEY1
DGND
VFD +12V
BT TXD
CDM
OPEN S
W
OUT
IN/STEREO
ST DATA
BT LED
ST
DA
T
A
CD
BUS3
SOFT
M
UTE
S-MASTER
BT
POWER
BT
RESET
DAB
RXD_IN
(1/3)
Q326,390
CONTROL SWITCH
S-MASTER LATCH
SYSTEM CONTROLLER
BT RXD_IN
_OUT
IIC_DA
TA
IIC_CLK
AMP
IIC
_CLK
AC-
CUT
RDS-INT
RES
ET
USB_CTS
USB_RESET
SPEC-N
STBY-RELAY
ST
TUN
ED
DAB
-POWER
_1.2
DAB
-POWER
_3.3
SEL
INH
SEL
B
SEL
A
DC DE
T
KEY
2
KEY
3
KEY
1
(HX50BTR/HX70BTR)
MX,BR,SP,AR,KR
MX,BR,
SP
,AR,KR
HX50BT
R:CND,
E51,RU
HX50BT
R:CND,
AEP
,RU,E51,MX,BR,AR/
HX7
0BTR/HX80R/HX90
BTR
∗ R497
220 (HX50BTR:RU)
470 (HX50BTR:E51,MX,AR)
470 (HX50BTR:E51,MX,AR)
1k
4.7k
HX70BTR/HX80R/
(HX50BTR:CND,BR)
RESET SWITCH
MX,BR,SP,AR,KR
HX50BTR:CND,E51,RU,
HX50BTR:CND,E51,RU,
RESET SIGNAL GENERATOR
B+ SWITCH
Q316,399
SHUT DOWN
CNVs
s
HX50BTR:AEP/
HX90BTR
AMP
IIC_SD
A
(Page 41)
(Page 41)
(Page 32)
(Page 33)
Ver. 1.1
HCD-HX50BTR/HX70BTR/HX80R/HX90BTR
HCD-HX50BTR/HX70BTR/HX80R/HX90BTR
32
32
6-16. SCHEMATIC DIAGRAM - MAIN Section (2/3) -
• See page 44 for IC Block Diagrams.
D509
IC502
Q513
C519
R524
IC505
IC507
R522
D541
C520
R528
R529
C537
R507
IC503
Q372
C205
R530
IC501
IC506
Q370
C153
C253
R541
R502
C543
CN510
CN504
CN514
CNA506
CN512
R144
R244
C214
R233
R133
R132
R131
R232
R205
R105
R231
R206
R106
Q606
R605
R603
Q624
R604
Q602
R350
C104
C204
C105
R141
R238
R138
R146
C544
R542
R544
R543
C533
C508
R373
R375
R34
8
R347
R349
R34
5
R139
R140
R239
R240
R527
C506
R469
R369
R523
EP501
R235
R134
R234
C249
C149
C215
R237
R225
R219
R224
R229
Q371
R322
R324
R108
R260
R160
R383
R318
JW505
CN609
C114
R241
C521
IC521
C504
C532
C505
C503 JW502
JW503
C369
C502
C501
JW501
C263
C163
C250 C150 C251
C252
C152
C151
C168
C268 C260
C259
C159
C160
C167
C267
C206
C106
R208
C510
C531
R135
JR502
JR517
C515
R508
R509
R129
R119
R125
R124
C113
C115
R137
R503
C213
R246
C507
CN518
1N4002-B5
KIA7809API
2SC3052F
220
10V
470
KIA7805API
TK11150CSCL
10
UDZW-TE17-3.9B
470
10V
47k
100k
47
35V
10k
MC14052BD
TR2
RT1N141C
2.2
50V
100k
BD3499FV
BA00BC0WT-V5
RT1N141C
2.2
50V
50V
2.2
50V
220
0
220
10V
10V
19P
5P
11P
2P
11P
100
100
1
50V
4.7k
4.7k
4.7k
2.2k
4.7k
4.7k
4.7k
2.2k
47k
47k
2SA1365
10k
470
RT1N141C
22k
2SC3052F
1k
2.2
50V
2.2
50V
2.2
50V
15k
15k
15k
100
1
1k
47
10k
1
470
10V
10V
1k
1k
470
470
1k
1k
15k
15k
15k
15k
47k
100
16V
16V
100k
10k
22k
47k
2.2k
2.2k
4.7
50V
4.7
50V
50V
1 50V
100k
100k
100k
100k
100k
RT1N141C
470
470
220
4.7k
4.7k
1k
1k
15P
1
50V
15k
0.1
NJM4558M
-TE2
1
1
0.1
0.1
0.01
1
2200p
2200p
4.7
50V
4.7
50V
4.7
50V
4.7
50V
4.7
50V
4.7
50V
0.1
0.1
0.047
0.047
220
0.1
0.1
47k
0
0
0.1
10k
10k
100k
100k
100k
100k
1 50V
1 50V
100k
1k
1
50V
100
0.01
11P
A1
A2
A3
B1
B2
B3
B4
B5
B6
B7
B8
B9
B10
B13
B14
B15
B18
B20
B21
B22
B23
B24
B25
77
78
33
31
34
32
47
48
45
49
50
69
73
75
76
79
80
81
84
90
91
82
18
83
27
28
37
26
39
40
42
43
44
72
70
71
22
24
∗
∗
∗
∗
∗
∗
∗
INH
VEE
GND
VCC
Y0
Y2
Y
Y3
Y1
B
A
X3
X0
X
X1
X2
VCC
A1
A2
B1
B2
C1
D1
D2
C2
SEL2
SEL1
VOL
1
VOL
2
TC2
TC1
BCB2
BCA2
BCB1
BCA1
OUT2
GND
SCL
SDA
VCC/2
OUT1
SB2
SB1
SR
POWER ON
ST-BY 4V
VBUS_
5V
VBUS_
5V
PGN
D
PGN
D
DAB-S1DI
DAB-S1DO
DGND
DAB1.2V_ON
DAB3.3V_ON
AGN
D
AGN
D
L
R
DAB_LPF_VCC
VO
VI
CONT
GND
NOISE
DAB VDD5V
VBUS_
5V
CONT
GND
VO
VI
F.
B
.
RDS DATA
RDS CLK
DO/STEREO
ST CLK
ST DIN
ST CE
R OUT
AGND
L OUT
+9V
TUNED
A+5V
AGND
R IN
AGND
L IN
D+3.3V
INIT
NSP MUTE
DGND
SC LATCH
SC SHIFT
SC DT
DGND
SOFT MUTE
PG MUTE
OVF
OTW
RST
SD
DGND
CLI
NK TXD
CLINK RXD
GND
D7.5V
D12V
DVDD5
AGN
D
AOU
TL
AOU
TR
DGND
AGN
D
AINL
AINR
AV
C
C9V
R-
R+
L-
L+
(CHASSIS)
(2/3)
DMP-DE
T
HX90BTR
HX50BTR/HX80R/
(HX70BTR)
REGULATOR
+5V
VCC
GND
LINE AMP
REGULATOR
+5V
G
O
+5V REGULATOR
∗ C501
470 10V (HX50BTR/HX70BTR)
4700 10V (HX80R/HX90BTR)
4700 10V (HX80R/HX90BTR)
REGULATOR
+9V
TUNER
(FM/AM)
(FM/AM)
AM
FM 75
Ω
COAXIAL
INPUT SELECTOR
ELECTRICAL VOLUME
SORROUND/TONE CONTROL
ANTENNA
HX50BTR:AEP/HX70BTR/
HX80R/HX90BTR
HX80R/HX90BTR
∗ C160,260
0.1 (HX50BTR/HX80R/HX90BTR)
(HX70BTR)
HX50BTR/
HX80R/
HX90BTR
HX80R/
HX90BTR
∗
(HX50BTR/HX80R/HX90BTR)
(HX70BTR)
(HX70BTR)
C106,206
1 50V
4.7 50V
∗
(HX50BTR/HX80R/HX90BTR)
(HX70BTR)
C167,267
0.022
0.047
INVERTER
INVERTER
INVERTER
(HX
80R/HX90BTR)
HX70BTR
HX50BTR/
(HX80R/HX90BTR)
HX50BTR/HX70BTR/
HX900BTR
HX900BTR
INPUT
SELECTOR
(HX50BTR/HX70BTR/HX90BTR)
B+ SWITCH
Q602,606,624
(HX80R/HX90BTR)
HX50BTR/HX70BTR/
HX900BTR
HX900BTR
(HX80R/HX90BTR)
REGULATOR
+3.3V
I
O G I
0.22
JW501
(Page
35)
(Page
37)
(Page 31)
(Page 33)
(Page 43)
(Page 25)
(Page 39)
(Page 27)
(Page 29)
Click on the first or last page to see other CMT-HX50BTR / CMT-HX70BTR / CMT-HX80R / CMT-HX90BTR / HCD-HX50BTR / HCD-HX70BTR / HCD-HX80R / HCD-HX90BTR service manuals if exist.