Sony CMT-DH50R / CMT-DH70SWR / HCD-DH50R / HCD-DH70SWR Service Manual ▷ View online
HCD-DH50R/DH70SWR
HCD-DH50R/DH70SWR
37
37
5-11. SCHEMATIC DIAGRAM - MAIN Section (1/3) -
• See page 45 for Waveforms. • See page 48 for IC Block Diagrams. • See page 54 for IC Pin Function Description.
MAIN
BOARD
(2/3)
21
USB
BOARD
CN353
R
MAIN
BOARD
(2/3)
22
DMB20
BOARD
(3/4)
CN1001
E
MAIN
BOARD
(3/3)
23
IC B/D
21
22
0
3.3
3.3
3.3
0
3.3
3.3
0
3.3
3.3
0.1
3.3
3.3
3.3
3.3
0
0
0
3.3
3.3
0
3.3
0
3.3
2.5
0
0
3.3
3.3
0
3.3
3.2
3.3
0
3.3
2.8
3.3
2.5
3.3
0
3.1
0
3.3
2.9
3.3
3.2
0
3.3
0
0
0
3.3
1.2
1
0
1.6
1.1
2.5
3.3
3.3
3.3
3.3
5
5
0
0
0
3.3
3.3
3.3
3.3
2.9
3.3
3.3
0
0
3.3
3.3
0
0
3.3
3.3
3.3
1
2
3
4
5
6
7
8
9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
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
ȝPD78F1106GF (S) -GAS-AX
IC401
O-T
OUCH_SENSOR_CLK
I/O-T
OUCH_SENSOR_DA
TA
O-MIC_ECHO_CLK
O-MIC_ECHO_DA
TA
I-RDS_CLK
I-RDS_DI
O-EEP-SCL
O-EEP-SDA
O-T
OUCH-POWER-ON
I-AC-CUT
I-SYSTEM PROTECT
VID_MUTE1
VID_MUTE2
O-FUNC_CLK
O-FUNC_DA
TA
I-ST_DI
EVss1
O-LINE MUTE
O-HP_MUTE
O-MIC_ECHO_CS
O-LOWCUT
O-MTK_RST
I-MTK_XIFCS
I-MTK_KRMOD
O-MTK_MICR
EVdd1
O-MTK_
IFBSY
I-CDM_
OPEN
I-SYSTEM-PROTECT2
O-SM_PG_MUTE
O-SM_SOFT_MUTE
O-SM_RST
I-SM_SD
O-SM_DATA
O-SM_SHIFT
I-CEC_RX_IN
O-SM_LATCH
O-KEY VOLUME LED
O-SUBWOOFER_MUTE
O-MTK-DATA
I-MTK-DATA
I-MTK-CLK
AVref1
O-SM_NSP_MUTE
O-SM_INIT
AVref0
AV
ss
I-MODEL
I-SUFFIX
I-KEY3
I-KEY1
I-AC_DET
I-HP_DET
I-MIC_DET
O-LED-STBY
O-CEC_TX_OUT
I-MTK_POWER_ON
O-FL_RST
O-FL_CE
O-SYSTEM POWER_ON
O-SUBWOOFER_ON
O-MTK_POWER_ON
O-T
OUCH_SENSOR_RESET
I-TOUCH_
SENSOR_INT
O-BUZZER
I-RMC
I-ST_TUNED
I-WAKE_UP
O-FL_DATA
O-ST_CE
O-FL_CLK
O-ST_DATA
O-ST_CLK
SI/SO
RESET
XT2
XT1
FLMD0
X2
X1
REGC
Vss
EVss
Vdd
EVdd0
32.768kHz
X401
2SC3052EF-T1-LEF
Q550
RESET SWITCH
MA2J1
110GLS0
D550
R500
10k
47k
R410
R512
10k
1k
R412
R559
10k
0
R459
470p
C407
0.47
C429
4.7k
R517
4.7k
R516
R558
10k
INIT
NSPMUTE
SCLATCH
SCSHIFT
SCDT
/SD
/RST
SOFTMUTE
PGMUTE
0
R582
0
R581
47
R401
47
R402
R579
100k
R577
10k
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
25P
CN500
R_IN
AGND
L_IN
AGND
LOUT
AGND
ROUT
A+9V
MIC_SCORE
AGND
V_MUTE1
V_MUTE2
MIC
KRMOD
OCSW1/GND
XSYSRST
XIFCS
XIFBSY
IFSDI
IFSDO
IFSCK
E+3.3V
DGND
CEC_TX_OUT
CEC_RX_OUT
100
R413
100
R414
R525
10k
25MHz
X402
5
4
3
2
1
S-80929CNMC-G8ZT2G
IC503
OUT
VDD
GND
NC
CD
100
R41
1
R453
0
CL470
CL471
CL472
CL473
CL474
CL475
CL476
CL477
CL478
CL479
CL480
CL481
CL482
CL483
CL484
CL485
CL487
CL488
CL490
CL492
CL493
CL494
7p
C425
8p
C426
1
2
3
4
5
5P
CN401
FLMD0
VDD
GND
RESET
SI-SO
R554
50V
10
C581
50V
10
C582
6.3V
C430
470
3.3k
R587
3.3k
R588
R564
10k
0
FB593
0
FB594
0
FB591
0
FB595
0
FB589
0
FB590
0
FB592
0
FB586
0
FB588
0
FB596
0
FB587
0
FB597
0
FB598
FB580
0
0
FB581
0
FB582
0
FB584
0
FB583
100
R424
100
R406
100
R405
100
R425
R532
10k
100
R434
100
R432
100
R435
1k
R433
100
R431
100
R436
100
R437
100
R438
10k
R490
100
R439
100
R440
100
R448
100
R449
100
R444
100
R445
100
R446
100
R441
100
R443
1k
R442
47k
R489
100
R487
100
R488
100
R483
100
R484
100
R482
100
R481
100
R485
100
R486
1k
R458
1k
R456
100
R473
100
R477
100
R480
100
R476
1k
R475
100
R479
100
R474
100
R478
R553
4.7k
C412
0.1
0.1
C411
0.1
C432
0
JR401
0
FB400
0.1
C431
100
R418
100
R417
100
R422
100
R428
100
R429
100
R426
100
R450
100
R423
100
R427
100
R421
100
R416
C553
0.1
C554
0.1
47k
R557
0.1
C569
C550
0.1
C555
0.1
47k
R556
R523
10k
220
R468
100
R469
100
R464
100
R462
93
59
93
88
87
85
82
23
84
86
81
90
89
26
29
28
31
44
32
46
45
40
69
18
17
68
DVD_CD_USB_L
DVD_CD_USB_R
78
79
13
14
29
28
32
26
27
31
44
45
69
40
46
1
76
13
14
43
42
80
77
3
4
22
21
24
27
2
74
56
75
62
64
58
89
6
90
R454
SYSTEM CONTROLLER
IC401
RESET SIGNAL
GENERATOR
IC503
15
13
6
10
5
9
14
4
17
7
1
3
11
2
8
12
16
(1/3)
MAIN BOARD
16
5
73
R454
0 (DH50R: SP, TW, TH)
2.7k (DH50R: KR)
8.2k (DH50R: AU/
DH70SWR: RU)
0 (DH50R: SP, TW, TH)
2.7k (DH50R: KR)
8.2k (DH50R: AU/
DH70SWR: RU)
DH50R: RU, SP, TW, KR, TH/
DH70SWR: RU
DH70SWR: RU
(DH50R)
(DH70SWR)
(DH50R: AEP, RU, KR/DH70SWR)
R554
2.7k (DH50R: RU/DH70SWR: RU)
4.7k (DH50R: AEP/DH70SWR: AEP)
8.2k (DH50R: KR)
2.7k (DH50R: RU/DH70SWR: RU)
4.7k (DH50R: AEP/DH70SWR: AEP)
8.2k (DH50R: KR)
DH50R: RU, SP, TW, KR, TH/
DH70SWR: RU
DH70SWR: RU
(DH50R: AEP/DH70SWR: AEP)
J
4
B
6
9
11
D
15
H
10
3
5
12
C
F
1
E
8
G
14
A
2
13
I
7
(Page 38)
(Page 44)
(Page 38)
(Page 39)
(Page 34)
Ver. 1.1
HCD-DH50R/DH70SWR
HCD-DH50R/DH70SWR
38
38
• See page 48 for IC Block Diagrams.
5-12. SCHEMATIC DIAGRAM - MAIN Section (2/3) -
CN622
K
BOARD
DISPLAY
BOARD
SP-CONN
M
CN670
BOARD
SP-CONN
L
CN669
J
CN902
POW-SUPPLY
BOARD
24
(3/3)
MAIN
BOARD
25
(3/3)
MAIN
BOARD
H
CN653
VIDEO-OUT
BOARD
G
CN251
JACK
BOARD
F
CN253
JACK
BOARD
21
BOARD
MAIN
(1/3)
26
BOARD
MAIN
(3/3)
BOARD
22
(1/3)
MAIN
IC B/D
IC B/D
IC B/D
8.6
1.3
1.3
3.3
4.9
4.9
4.9
9
4.5
4.5
4.5
4.5
4.5
4.5
4.5
4.5
4.5
4.5
4.5
4.5
4.5
4.5
3.3
3.3
9
0.1
0.6
0.6
0
3.3
8.9
5
3.3
5
4.9
4.9
4.9
4.5
3.3
3.3
9
4.5
4.5
4.5
4.5
4.5
4.5
4.5
4.5
4.5
0
0
3.3
3.3
8.2
0
0.6
0
3.3
0
0
9.3
4.6
4.1
0
4.6
0
3.3
3
9
0
0.6
0
3.3
3.3
3.3
28
27
26
25
24
23
22
7
6
5
4
3
2
1
21
20
16
17
18
19
13
12
11
10
8
9
15
14
BD3499FV-E2
IC500
AIN_L
AIN_R
DVD/USB_L
DVD/USB_R
TUNER_L
TUNER_R
TV_L
TV_R
SEL_R
SEL_L
VOL_L
VOL_R
TC_L
TC_R
BCB_R
BCA_R
BCA_L
BCB_L
OUT_R
SB_R
SR
SB_L
OUT_L
VCC
SCL
SDA
GND
FIL
1k
R568
10k
R567
ISA1235AC1TP-1EF
SYSTEM PROTECT
MONITOR
SYSTEM PROTECT
MONITOR
Q563
MA2J1110GLS0
D562
0.01
C562
DGND
4.7k
0
0
R513
4.7k
R514
470p
C51
1
470p
C512
8
7
6
5
4
3
2
1
NJM4558M-TE2
IC501
VCC
GND
2SC5938-T112-1B
MUTING
Q573
2SC5938-T112-1B
MUTING
Q574
47k
R576
47k
R575
RT1P141C-TP-1
Q571
MUTING CONTROL
Q571, 572
R542
15k
R541
15k
R549
1.2k
C591
0.1
1
2
3
4
5
6
7
8
9
10
11
(DH50R: RU, SP, TW, KR, TH/DH70SWR :RU)
CN504 9P
(DH50R: AEP/DH70SWR: AEP)
CN505 11P
L OUT
+9V
R OUT
AGND
TUNED
CE
DI
CLK
DO/STEREO
RDS CLK
RDS DATA
JR592
0
SP_L
SP_R
EVER+3.3V
0.1
C500
C545
0.1
47k
R570
22k
R569
6.8k
R593
6.8k
R594
100k
R597
100k
R598
1k
R451
1
C497
MAZ8062GMLS0
D495
2SC3052EF-T1-LEF
OVER VOLTAGE DETECT
Q430
10k
R447
1k
R430
R540
10k
RT1N141C-TP-1
Q580
A+5V
LED DRIVE
Q581, 582
0.1
C556
1
C510
1
C509
1
C502
1
C501
C542
1
C541
1
6800p
C521
6800p
C522
16V
10
C537
50V
1
1
C505
50V
1
1
C506
50V
2.2
C517
50V
2.2
C518
50V
C539
1
50V
C540
1
6.3V
C546
470
5
4
3
2
1
TK11150CSCL-G
IC504
CONT
GND
NOISE
VOUT
VIN
1
C498
10k
R455
1
2
3
4
5
6
7
8
9
10
11
11P
CN502
(DH50R: AEP/DH70SWR: AEP)
(DH50R: RU, SP, TW, KR, TH/DH70SWR: RU )
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
21P
CN503
HP OUT R
HEADPHONE-GND
HP OUT L
AUDIO-GND
A IN R
AUDIO-GND
A IN L
AUDIO-GND
HEADPHONE DETECT
A+11V
HEADPHONE MUTE
MIC ECOH DATA
MIC ECOH CLK
MIC ECOH CS
MIC D-GND
MIC DETECT
A+9V
MIC SCORE
A+5V
MIC-GND
MIC SIG
2SC3052EF-T1-LEF
Q540
SUBWOFER POWER
ON/OFF SWITCH
Q540, 580
4.7k
R452
R580
10k
R560
10k
R578
4.7k
R583
4.7k
1k
R585
ISA1235AC1TP-1EF
Q564
10k
R584
1
2
3
4
5
6
7
8
9
10
11
11P
CN507
P-MONI-2
ST-BY 3.3V
POW-ON
GND-SUB
AC-DET
MTK POWER ON
P-MONI
A+11V
A-GND
A+9V
D+9V
5
4
3
2
1
TK11133CSCL-G
IC505
Cont
GND
Np
VOUT
VIN
1
C566
1
C568
1k
R511
1
2
3
4
5
6
7
8
9
10
11
12
13
13P
CN511
TOUCH KEY BUZZER
EVER+3.3V
KEY1
KEY3
DGND
FL RESET
STANDBY LED
SIRCS
FL CS
FL-GND
FL+9V
FL DATA
FL_CLK
E
ET400
RT1P141C-TP-1
Q543
10k
R507
10k
R508
10k
R502
10k
R501
2SC3052EF-T1-LEF
BASS CUT FILTER
Q541
2SC3052EF-T1-LEF
BASS CUT FILTER
Q542
0.47
C526
0.47
C525
RT1N141C-TP-1
INVERTER
Q572
CL400
CL401
CL402
CL403
CL404
CL406
CL408
CL409
CL410
CL411
CL412
CL413
CL414
CL415
CL416
CL417
CL418
CL420
CL421
CL422
CL423
CL424
CL425
CL426
CL427
CL428
CL429
CL430
CL431
CL432
CL433
CL434
CL435
CL436
CL437
CL438
CL439
CL440
CL441
CL442
CL443
CL444
CL445
CL446
CL447
CL448
CL449
CL450
CL451
CL452
CL453
CL454
CL455
CL456
CL457
CL458
CL459
CL460
CL461
CL462
CL463
CL464
CL465
CL466
CL467
CL468
CL469
ISA1235AC1TP-1EF
Q582
1k
R561
10k
R562
1
2
3
4
5
6
7
7P
CN510
TS RESET
TS SDA
TS SCL
TS INT
TOUCH KEY LED +9V
DGND
SW_D+3.3V
0.01
C593
P-MONI
16V
10
C499
16V
220
C490
16V
C592
100
10k
C508
10k
C507
1
C520
1
C519
1
2
3
3P
CN506
A_IN2_R
AGND
A_IN2_L
16V
C580
47
6.3V
100
C547
10V
220
C538
R551
R552
1.8k
R519
1.8k
R520
R528
12k
R527
12k
1
2
3
4
5
6
7
8
8P
CN501
FAN-ON
P-MONI
FAN-GND
FAN+11V
SUBWOOFER-ON
EVER+3.3V
AGND
SUBWOOFER-MUTE
(DH70SWR)
(DH50R)
1
2
3
4
4P
CN508
0.15
C529
0.15
C530
0.15
C527
0.15
C528
50V
0.22
C536
50V
0.22
C535
15k
R572
15k
R571
18k
R574
18k
R573
0
R510
0
R506
0.1
C524
0.1
C523
R548
22k
R544
47k
R546
47k
R599
(DH50R: AEP/DH70SWR: AEP)
0
R547
22k
R550
1k
R545
47k
R543
47k
1000p
C567
1000p
C513
2.2
R463
TUNER_R
TUNER_L
DVD_CD_USB_R
DVD_CD_USB_L
A_IN_R
A_IN_L
5
16
78
1
79
43
58
56
73
68
81
74
84
86
A_IN2_L
A_IN2_R
A_IN2_R
A_IN2_L
77
17
64
23
3
4
22
A_IN_L
A_IN_R
62
TUNER_R
82
85
87
88
18
80
2
42
21
75
77
76
TUNER_L
6
AGND
-
+
-
+
1
2
3
4
5
6
7
8
9
10
15
16
11
12
13
14
17
IC500
INPUT SELECTOR,
ELECTRICAL VOLUME
IC501
MIX AMP
MAIN BOARD (2/3)
24
+3.3V REGULATOR
IC505
+5V REGULATOR
IC504
59
(CHASSIS)
FAN-ON
P-MONI
FAN-GND
FAN+11V
HEADPHONE DETECT
A+11V
AUDIO-GND
A IN L
HP OUT L
AUDIO-GND
A IN R
HP OUT R
HEADPHONE-GND
AUDIO-GND
HEADPHONE MUTE
1
2
3
4
5
6
7
7
6
5
4
3
2
1
7P
CN391
TS RESET
TS SDA
TS SCL
TS INT
TOUCH KEY LED +9V
DGND
SW_D+3.3V
2.2
R392
7P
CN392
SW_D+3.3V
DGND
TOUCH KEY LED +9V
TS INT
TS SCL
TS SDA
TS RESET
16V
470
C391
JUNCTION BOARD
BOARD
KEY
TUNER
COAXIAL
FM 75ȍ
ANTENNA
(FM/AM)
AM
(DH50R: AEP/DH70SWR: AEP)
J
4
B
16
6
9
11
D
N
15
H
L
10
K
17
3
5
12
C
F
18
M
P
O
1
19
E
8
G
20
14
A
2
13
I
7
(Page
44)
(Page
44)
(Page 40)
(Page 39)
(Page 39)
(Page 47)
(Page
41)
(Page 41)
(Page 37)
(Page 43)
(Page 37)
(Page 39)
Note: When the KEY board is damaged, exchange the entire TOUCH PANNEL ASSY.
Ver. 1.1
HCD-DH50R/DH70SWR
HCD-DH50R/DH70SWR
39
39
5-13. SCHEMATIC DIAGRAM - MAIN Section (3/3) -
• See page 45 for Waveforms. • See page 48 for IC Block Diagrams.
CN667
BOARD
SP-CONN
N
CN904
BOARD
POW-SUPPLY
P
CN667
BOARD
SP-CONN
Q
BOARD
MAIN
25
(2/3)
BOARD
MAIN
23
(1/3)
BOARD
MAIN
26
(2/3)
BOARD
MAIN
24
(2/3)
26
27
23
24
25
IC B/D
IC B/D
IC B/D
IC B/D
IC B/D
IC B/D
IC B/D
3.3
3.3
3.3
1.3
1.7
1.7
3.3
1.6
3.3
1.7
2.8
1.3
4.3
2.5
2.5
3.3
3.3
3.3
3.3
1.6
13.7
3.3
12.1
13.7
0
0
13.7
3.3
0
12.1
0
3.4
0
3.4
3.3
3.3
3.3
1.6
1.6
3.3
0
12.1
0
3.4
0
3.4
3.3
3.3
3.3
1.6
0
0
1.7
1.7
1.3
3.3
1.8
1.6
1.5
1.2
1.6
3.3
1.6
3.3
1.7
1.6
3.3
3.3
3.3
1.8
5
3.3
3.3
0
0
0
0
0
0
1.8
0
0
13.7
13.7
13.7
13.7
27.8
13.7
0
12.1
12.1
25.2
27.8
27.8
13.9
13.9
13.9
13.9
27.8
27.8
25.2
12.1
12.1
12.1
12.1
25.2
27.8
27.8
13.9
13.9
13.9
13.9
27.8
27.8
25.2
12.1
12.1
0
3.3
0
0
3.3
0
3.3
1.5
2.5
5
3.3
1.6
1.6
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
37 38 39 40 41 42 43 44 45 46 47 48
CXD9788AR
IC705
XVSS
VSUBC
VSSR
OUTR2
VDDR
OUTR1
VSSR
VSSL
OUTL2
VDDL
OUTL1
VssL
XOVSS
XFSoOUT
XOVDD
DVDD
DVSS
NSPMUTE
SOFTMUTE
PGMUTE
SCDT
SCSHIFT
SCLA
TCH
OVFFLAGR
OVFFLAGL
SFLAG
INIT
MCKSEL
LRCK
BCK
DATA
BFVDD
BFVSS
TEST
DVDD
XFSIIN
FSOCKO
FSOI
HPOUTR2
HPVSSR
HPOUTR1
HPVDDR
HPOUTL2
HPVSSL
HPOUTL1
HPVDDL
XVDD
XFSOIN
14
13
12
11
10
9
8
7
6
5
4
3
2
1
PCM1808PWR
IC701
V-REF
A-GND
VCC
VDD
D-GND
SCK-I
LRCK
BCK
D-OUT
MD0
MD1
FMT
IN-L
IN-R
5
4
3
2
1
TK11133CSCL-G
IC702
CONT
GND
NOISE
V_OUT
V_IN
5
4
3
2
1
TK11118CSCL-G
IC704
CONT
GND
NOISE
V_OUT
V_IN
5
4
3
2
1
2
1
MC74VHC1GU04DFT1
IC709
NC
IN
GND
GND
OUT_
VCC
2200p
C723
2200p
C722
2200p
C724
2200p
C725
4.7
R724
4.7
R725
0.1
C844
0.1
C845
1
C855
0.01
C856
10k
R739
10k
R721
10k
R718
10k
R740
1
C720
1
C728
10uH
L710
10uH
L711
4.7
R775
10k
R771
10k
R768
2200p
C775
4.7
R774
1
C770
2200p
C773
0.1
C847
10k
R772
L760
10uH
2200p
C772
10k
R773
L761
10uH
1
C777
0.1
C846
2200p
C774
220k
R726
220k
R728
100k
R727
2.2
C726
2.2
C778
220k
R778
100k
R777
220k
R776
ISA1235AC1TP-1EF
Q703
ISA1235AC1TP-1EF
Q752
OVER LOAD DETECT
Q752, 753
ISA1235AC1TP-1EF
Q702
OVER LOAD DETECT
Q702, 703
ISA1235AC1TP-1EF
Q753
10
R792
47k
R793
2SC3052EF-T1-LEF
PROTECT DETECT
Q701
1
1
3
2
C794
10
R765
10uH
L721
50V
10
C820
16V
1000
C711
0.1
C821
0.1
C741
10V
100
C753
1000p
C754
1000p
C704
100
R784
100
R785
100
R786
100
R787
100
R788
100
R789
100
R790
100
R741
10k
R742
100
R743
TP723
0
R744
470
R747
47k
R748
0
R749
CL700
50V
10
C795
10
R734
10
R735
10
R736
10
R737
1M
R782
10uH
L704
22
R783
0.01
C797
47k
R750
10V
100
C747
4700p
C737
50V
10
C793
10uH
L703
10V
100
C735
0.01
C736
47k
R722
0.47
C732
100
R745
100
R746
10uH
L702
22
R780
470
R733
470
R731
10V
220
C740
10uH
L701
10V
100
C731
100
R751
100
R701
0.47
C748
0.47
C749
50V
2.2
C701
50V
2.2
C751
35V
47
C738
CL704
CL705
CL706
CL707
0.001
C804
0.01
C801
10V
100
C798
CL708
CL709
CL710
CL711
CL712
CL713
CL714
CL715
CL716
CL717
CL718
1
C831
0.01
C832
0
R795
31
32
33
34
35
36
1
2
3
4
5
6
30
29
28
27
26
8
7
9
10
11
21
22
23
24
25
12
13
14
15
20
19
16
17
18
CXD9774M
IC708
RGND
BP
BM
/RST
RGND
GREG
M3
DREG
DVSS
M1
M2
DVDD
/SD
RESV
/OTW
AM
AP
RGND
GREG
PVDD
PVSS
BST_A
PVDD_A
PVDD_A
OUT_A
OUT_A
PVSS
PVSS
OUT_B
OUT_B
PVDD_B
PVDD_B
BST_B
PVSS
PVDD
GREG
CXD9774M
IC707
RGND
BP
BM
/RST
RGND
GREG
M3
DREG
DVSS
M1
M2
DVDD
/SD
RESV
/OTW
AM
AP
RGND
GREG
PVDD
PVSS
BST_A
PVDD_A
PVDD_A
OUT_A
OUT_A
PVSS
PVSS
OUT_B
OUT_B
PVDD_B
PVDD_B
BST_B
PVSS
PVDD
GREG
22k
R702
47p
C707
390
R754
47p
C757
470
R714
100
R706
100
R712
100
R756
100
R761
390
R704
0.1
C781
100
R708
0.1
C708
1
C706
1k
R716
1k
R738
1k
R717
1k
R715
1k
R801
1k
R800
100
R709
0.1
C709
100
R711
CL719
0.047
C718
L709
L759
P6SMB39AT3
D706
P6SMB39AT3
D705
P6SMB39AT3
D755
P6SMB39AT3
D756
0.22
C716
0.22
C717
0.22
C766
0.22
C767
3.3
R720
3.3
R770
L708
0.047
C713
0.22
C714
0.22
C715
3.3
R719
1
C712
0
R794
470
R764
0.1
C782
100
R758
100
R759
0.1
C758
0.1
C759
100
R762
1
C756
1
C762
0.047
C768
0.047
C763
L758
0.22
C764
0.22
C765
3.3
R769
35V
2200
C769
35V
2200
C719
0.1
C791
0.1
C702
0.01
C703
CL720
CL721
CL722
CL722
CL723
0
JR704
CL724
CL725
CL726
CL727
CL728
CL729
CL730
CL731
I
O
G
KIA7812API-U/PF
IC710
1
C802
1
C734
1
C730
1
C733
1
C803
1
C739
1
C761
1
C744
1
C815
1
C799
1
C780
1
C779
1
C746
1
C806
1
C745
1
C787
1
C788
1
C752
1
C796
1
C786
1
C813
A+5V
AGND
SP_R
SP_L
EVER+3.3V
INIT
NSPMUTE
DGND
SCLATCH
SCSHIFT
SCDT
/RST
SOFTMUTE
PGMUTE
/SD
1
2
CN702
2P
L+
L-
1
2
CN703
2P
R+
R-
UDZW-TE17-2.4B
D713
22k
R752
E
EP702
1
2
3
4
CN704
4P
P-GND
+27V
P-GND
+27V
49.152MHz
X703
470
R781
4p
C785
C784
6p
CL701
P-MONI
1k
R791
MAZ8160GMLS0
D757
E
EP703
330p
C743
330p
C742
14
13
12
11
10
9
8
7
6
5
4
3
2
1
MC74VHC74DTR2
IC703
RST
-1
DA
T-1
CLK-1
SET
-1
Q1
Q1_
GND
Q2_
Q2
SET
-2
CLK-2
DA
T-2
RST
-2
Vcc
CL702
CL703
NSPMUTE
SOFTMUTE
PGMUTE
SCDT
SCSHIFT
SCLA
TCH
INIT
NSPMUTE
SCLATCH
SCSHIFT
SCDT
/SD
/RST
SOFTMUTE
PGMUTE
INIT
/RST
/SD
IC701
A/D CONVERTER
IC702
+3.3V REGULATOR
(DH70SWR: AEP)
CLOCK SHIFT
IC703
+1.8V REGULATOR
IC704
IC705
STREAM PROCESSOR
IC709
CLOCK BUFFER
(CHASSIS)
(CHASSIS)
IC708
DIGITAL POWER AMP
DIGITAL POWER AMP
IC707
+12V REGULATOR
IC710
MAIN BOARD (3/3)
31
32
33
34
35
36
1
2
3
4
5
6
30
29
28
27
26
8
7
9
10
11
21
22
23
24
25
12
13
14
15
20
19
16
17
18
J
4
B
16
6
21
9
11
D
15
H
10
17
3
5
12
C
F
18
1
19
E
8
G
20
14
A
2
13
I
7
(Page
38)
(Page
38)
(Page
37)
(Page 38)
(Page 41)
(Page 47)
(Page 41)
HCD-DH50R/DH70SWR
HCD-DH50R/DH70SWR
40
40
5-14. PRINTED WIRING BOARDS - VIDEO/AUDIO Section -
5-15. SCHEMATIC DIAGRAM - VIDEO-OUT Board -
1
4
1
3
B
E
B E
B E
B E
1
4
8
B E
B E
Q666
Q667
Q670
Q673
Q674
Q675
R658
R659
TB666
R661
R662
R663
R666
R667
R669
R670
R671
R674
R675
CN667
R683
R684
CN669
CN670
CN672
R698
R699
C667
C668
C669
C670
C671
C673
C674
C675
C676
C677
C679
C689
C690
C691
C692
D666
J666
B
E
B
E
B
E
B E
Q668
Q669
Q671
Q672
R660
R664
R665
R668
R672
R673
R676
R677
R678
R679
R680
R681
R682
R685
R686
R687
R687
R688
R690
R691
R692
R693
R694
R695
R696
R697
C672
C678
C681
C682
C683
C684
C685
C687
C688
C693
IC666
FB651
FB652
FB653
FB654
R651
R652
R653
R654
R655
R656
R657
R658
R659
C655
C656
C657
C658
C659
C660
C662
C663
C664
C665
1
2
3
2 1
8 9
1
3
1
3
CN651
CN652
CN653
C651
C652
C653
C654
JW601
C661
IC651
J651
J652
N
MAIN BOARD
CN702
M
MAIN
BOARD
CN501
L
MAIN
BOARD
CN508
1-879-695-
12
(12)
SP-CONN BOARD
(COMPONENT SIDE)
1-879-695-
12
(12)
SP-CONN BOARD
(CONDUCTOR SIDE)
1
4
8
5
M002
(FAN)
M
(DH50R)
(DH50R)
(DH70SWR)
(DH70SWR)
(CHASSIS)
(CHASSIS)
SPEAKER
SUBWOOFER
L
R
(DH70SWR)
(CHASSIS)
(CHASSIS)
B
DMB20
BOARD
CN2005
CN2005
H
MAIN BOARD
CN506
C
DMB20 BOARD
CN5001
1-879-692-
11
(11)
VIDEO-OUT BOARD
P
B
/C
B
P
R
/C
R
Y
COMPONENT
VIDEO OUT
TV/VIDEO
AUDIO IN
L
R
VIDEO OUT
DIGITAL OUT
OPTICAL
A
B
C
D
E
F
G
1
2
3
4
5
6
Q
MAIN BOARD
CN703
(3/4)
BOARD
DMB20
CN5001
C
B
CN2005
DMB20
BOARD
(2/4)
H
CN506
MAIN
BOARD
(2/3)
3.3
1.7
6.3V
1000
C651
6.3V
1000
C652
6.3V
1000
C653
6.3V
1000
C654
0
FB651
0
FB652
0
FB653
0
FB654
22p
C655
22p
C656
22p
C657
22p
C658
C659
0.1
TOTX147L(F,T)
IC651
1
2
3
3P
CN652
VCC
SPDIF
GND
10V
100
C661
0.1
C662
0
R651
1
2
3
4
5
6
7
8
9
9P
CN651
VAMP-GND
CVBS
VAMP-GND
Cy/Py
VAMP-GND
Cb/Pb
VAMP-GND
Cr/Pr
VAMP-GND
75
R652
75
R653
75
R654
75
R655
J652
J651
C665
0.1
1
2
3
CN653
3P
A_IN2_R
AGND
A_IN2_L
470
R656
470
R657
15k
R659
1000p
C664
1000p
C663
15k
R658
C660
0.1
P
R
/C
R
P
B
/C
B
Y
IC651
OPTICAL
TRANSMITTER
TV/VIDEO
AUDIO IN
R
L
VIDEO OUT
VIDEO-OUT BOARD
VCC
IN
GND
1
2
3
DIGITAL OUT
OPTICAL
(CHASSIS)
(CHASSIS)
COMPONENT
VIDEO OUT
4
B
6
D
3
5
C
1
E
A
2
•
: Uses unleaded solder.
• See page 30 for Circuit Boards Location.
(Page 31)
(Page 36)
(Page 31)
(Page 36)
(Page 36)
(Page 36)
(Page 36)
(Page 38)
(Page 34)
(Page 33)
Click on the first or last page to see other CMT-DH50R / CMT-DH70SWR / HCD-DH50R / HCD-DH70SWR service manuals if exist.