3535
HCD-DZ20
HCD-DZ20
6-10. SCHEMATIC DIAGRAM – MAIN BOARD (3/8) –
• See page 25 for Waveform. • See page 54 for IC Pin Function Description.
4
D
FL BOARD
CN801
(Page 45)
15
MAIN BOARD
(2/8) (Page 34)
18
MAIN BOARD
(6/8) (Page 38)
19
MAIN BOARD
(8/8) (Page 40)
7
MAIN BOARD
(1/8) (Page 33)
21
MAIN BOARD
(7/8) (Page 39)
17
MAIN BOARD
(2/8) (Page 34)
1
MAIN BOARD
(1/8) (Page 39)
20
MAIN BOARD
(7/8) (Page 39)
3.3
0
0
0
3.5
0
3.5
3.5
3.5
3.5
3.3
0
3.3
0
0
2.8
3.3
0
3.3
0
3.4
0
3.3
3.5
2.9
0
3.3
3.3
3.3
3.3
3.3
3.5
3.4
3.4
3.4
3.3
3.3
3.3
3.3
3.2
3.4
2.5
3.4
0.1
0.3
0
0
3.4
0
3.5
0
3.3
1.7
1.4
3.3
3.3
0
3.5
3.0
0.3
0.2
3.5
0
1.3
3.3
5.0
5.0
3.7
3.5
4.0
3.3
0
5
5
3.3
1.1
4.3
No mark : DVD STOP
5
4
3
2
1
OUT
VDD
GND
NC
Cd
M_ST
OVERFLOW2
OVERFLOW1
DIAG
EN
DAMP_LAT3
DAMP_LAT2
DAMP_LAT1
DAMP_SHIFT
DAMP_SCDT
DAMP_MUTE
NS_INIT
D-GND
SW+5V
SW+3.3V
D-GND
M+9V
M-GND
OCSW1
SYSRST
DVD_XIFCS
SOD
SCO
SID
IFBSY
D-GND
191011 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
5152535455565758596061626364656667686970717273747576777879
8765432
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
DAMP_SCDT
DAMP_SHIFT
NO USE
SIRCS_IN
NO USE
NO USE
NO USE
BYTE
CNVss
EN_A
EN_B
RESET
Xout
Vss
Xin
Vcc
NMI
NO USE INT2
A.CAL_OUT_LEVEL INT1
AC_CUT INT0
FL_CLK/LED_CLK
NO USE
NO USE
FL_D_OUT/LED_DATA
NO USE
MIC_GAIN
CDM_OPEN_SW
DC_CONT
CLINK_RX_IN
CLINK_TX_OUT
DVD_SID
DVD_SOD
DVD_SCO
DVD_XIFBUSY
NO USE
NO USE
DVD XIFCS
MTK RST
P_CONT1
P_CONT2
WRITE EMP P_CONT3
DRIVE_RST(EN)
DRIVE_OCP(DIAG)
OVERFLOW1
OVERFLOW2
WRITE CE
DAMP LATCH1
DAMP LATCH2
DAMP LATCH3
DAMP INIT
DAMP
SOFT MUTE
HP_SW
HP_MUTE
NO USE
NO USE
FL_STB
DC_DETECT
NO USE
NO USE
NO USE
NO USE
Vcc
MIC/A.CAL_SW
Vss
NO USE
NO USE
NO USE
TUNED
ST_CLK
ST_DO
ST_CE
ST_DI
NO USE
KEY_INT
RDS_CLK/NO USE
RDS_DATA/NO USE
NO USE
TVSEL
M_ST
NO USE
ASEL3
VSEL0
VSEL1
ASEL0
ASEL1
ASEL2
VSEL2
VSEL3
NO USE
MONO/ST_DET
A.CAL MIC LEVEL
DESTINATION
MODEL
KEY2
KEY1
Vss
KEY0
Vref
Vcc
NO USE
+12V
M-GND
M+9V
+5V
D-GND
SW+3.3V
E4V
P_CONT3
P_CONT2
P_CONT1
DC_DETECT
KEY2
RDS_DATA
RDS_CLK
DAMP_SCDT
DAMP_SHIFT
SIRCS
EN_A
EN_B
CNVSS
FL_CLK
FL_DATA
CMD_OCSW
MTRST
XIFCS
BUSY/RST1
SCO/CLK1
SOD/RXD1
EN
DIAG
OVERFLOW1
OVERFLOW2
DAMP_LAT1
DAMP_LAT2
DAMP_LAT3
NS_INIT
DAMP_MUTE
M_ST
OVERFLOW2
OVERFLOW1
DIAG
EN
DAMP_LAT3
DAMP_LAT2
DAMP_LAT1
DAMP_SHIFT
DAMP_SCDT
DAMP_MUTE
NS_INIT
MTRST
XIFCS
SOD/RXD1
SCO/CLK1
SID/TXD1
BUSY/RST1
RESET
CMD_OCSW
M+9V
SID/TXD1
FL_CS
ST_CLK
ST_DO
ST_CE
ST_DI
TVSEL
M_ST
P_CONT1
P_CONT2
P_CONT3
+12V
P_CONT2
P_CONT3
DC_DETECT
DC_DETECT
BUP3.3V
TUNED
KEY0
KEY1
E3.3V
D-GND
P_CONT1
SW+5V
SW+3.3V
IC501
SYSTEM
CONTROLLER
IC511
RESET
MAIN BOARD
(3/8)
ENCODER_A
ENCODER_B
FL+3.3V
E3.3V
D-GND
SIRCS
D-GND
FL_CLK
FL_CS
FL_DATA
KEY2
KEY1
KEY0
+5V
D-GND
SIRCS
FL_CLK
FL_CS
FL_DATA
EN_A
EN_B
KEY2
KEY1
KEY0
1
2
3
5
4
IC502
+3.3V REG
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
VSEL0
ASEL1
M+9V
+12V
7
SW+5V
0.1
C502
0.1
C504
0.1
C501
0.1
C503
0.1
C572
0.1
C521
0.1
C571
0.1
C570
100
R531
100
R529
100
R527
10k
R513
10kR515
1k
R502
R512
2
1k
R509
1k
R516
1M
R526
10k
R530
10k
R571
10k
R517
10k
R503
10k
R510
10k
R521
10k
R525
10k
R522
10k
R504
10k
R532
10k
R523
10k
R505
10k
R528
47k
R575
5MHz
X502
R511
1
TP525
ICT529
ICT527
TP535
ICT580
TP548
ICT547
TP534
ICT530
ICT528
ICT526
TP520
TP792
TP793
TP500
10k
R518
ICT537
TP542
R524
10k
TP501
R533
10k
1SS355WTE-17
D501
1SS355WTE-17
D502
10V
100
C582
0.1
C525
100
R565
100
R564
R563
100
100
RB501
1SS355WTE-17
D503
1SS355WTE-17
D505
SOL501
SOL502
SOL503
SOL504
ICT581
ICT544
ICT545
ICT543
6.3V
1000
C580
RT1N441C-TP-1
Q503
470
R506
47k
R507
2SB1690KT146
Q502
Q502,Q503
SW+5V SWITCH
470
R596
0.1
C512
0.001
C517
1
C511
1
C513
100
R554
100
R552
100
R553
1k
R551
TK11133CSCL-G
IC502
ICT539
ICT538
JL595
JL560
JL631
JL598
JL596
JL597
JL603
JL625
JL624
JL570
JL601
JL632
JL600
15P
CN509
0.1
C589
0.22
C587
0.22
C583
0.01
C584
10k
R519
10k
R520
47k
R572
47k
R574
100k
R573
1SS355WTE-17
D504
PST3635NR
IC511
2SC3052EF-T1-LEF
Q506
RESET
ICT533
ICT541
ICT532
IC501
M30622MEP-B20FPU0
R511
1.5K: RU
4.7K: AEP
6.8K: AR
10K: MX, E32
47K: UK,E3,E12
1
*
*
*
*
R512
1.5K: UK
1K: SP, TH
6.8K: E12
10K: E3
47K: AR, MX, E32,RU
2
No MT:TH
18 19
M
N
Ver. 1.2
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8
9
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2
9
8
T
E
L
1
3
9
4
2
2
9
6
5
1
3
9
9
2
8
9
4
2
9
8
0
5
1
5
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Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
http://www.xiaoyu163.com
http://www.xiaoyu163.com
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