HCD-DH50R/DH70SWR
HCD-DH50R/DH70SWR
3737
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
12345678
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
51525354555657
5859606162636465666768697071727374757677787980
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-TOUCH_SENSOR_CLK
I/O-TOUCH_SENSOR_DATA
O-MIC_ECHO_CLK
O-MIC_ECHO_DATA
I-RDS_CLK
I-RDS_DI
O-EEP-SCL
O-EEP-SDA
O-TOUCH-POWER-ON
I-AC-CUT
I-SYSTEM PROTECT
VID_MUTE1
VID_MUTE2
O-FUNC_CLK
O-FUNC_DATA
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
AVss
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-TOUCH_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
MA2J1110GLS0
D550
R500
10k
47k
R410
R512
10k
1k
R412
R559
10k
0
R459
470p
C407
0.47C429
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
54
321
S-80929CNMC-G8ZT2G
IC503
OUT
VDD
GND
NC
CD
100
R411
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
0FB593
0FB594
0FB591
0FB595
0FB589
0FB590
0FB592
0FB586
0FB588
0FB596
0FB587
0FB597
0FB598
FB580
0
0
FB581
0
FB582
0
FB584
0
FB583
100
R424
100
R406
100
R405
100
R425
R532
10k
100R434
100R432
100R435
1k
R433
100R431
100R436
100R437
100R438
10k
R490
100R439
100R440
100
R448
100
R449
100R444
100R445
100R446
100R441
100
R443
1kR442
47k
R489
100
R487
100
R488
100
R483
100
R484
100R482
100R481
100R485
100
R486
1kR458
1k
R456
100
R473
100
R477
100
R480
100
R476
1k
R475
100
R479
100R474
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)
DH50R: RU, SP, TW, KR, TH/
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)
DH50R: RU, SP, TW, KR, TH/
DH70SWR: RU
(DH50R: AEP/DH70SWR: AEP)
J
4
B
6911
D
15
H
1035 12
C
F
1
E
8
G
14
A
2 13
I
7
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