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CIRCUIT DIAGRAM-DVD MAIN BOARD
SP-
R30
10k
OP-
1V2
C4
1
RFV33
R31
0.1uF
1R/0805
D3
3
BAT54C
C5
2
close to 89Q IC
0.1uF
SP-A
OPO
R33
10k
RFV33
1V2
2x1
4x1
R34
SL+
SP-A
2
4
10k
TP5
TP3
SL-
SP+
1
3
TP4
TP2
LIMIT
2
TP1
HA1
1
HA2
1
F-
2
F+
TRAY SW
3
T+
TRIN
R36
10k
4
T-
3V3
5
C/c
6
D/d
2
1
CD/DVD SW
7
SW1
8
RF
9
A/a
10
B/b
3
4
11
F
12
GND-PD
13
Vc(Vref)
14
Vcc
15
E
NC
16
AVCC
17
VR-CD
18
VR-DVD
0
0
L12
FB600/0805
19
CD-LD
20
MD
21
HFM
C19
CE15
22
NC
+
100uF/16v
23
DVD-LD
0.1uF
GND-LD
24
SANYO HD870
Very Important to
HA3
reduce Noise
1
LD-DVD
2
TP6
3
4
AVCC1
5
MDI1
TP87
6
LD-CD
TP10
7
TP11
8
TP12
9
E
10
TP16
11
AVCC1
TP8
12
V20
CB22
0.1uF
13
14
F
L13
TP19
B
L14
15
10uH
TP24
A
10uH
16
TP23
RFO
17
TP20
IOA
18
TP21
D
C21
19
TP22
20
C
120pF/NC
Q4
2
LDO2
TP25
21
T-
S8550
TP26
22
T+
TP27
23
F+
CE17
TP28
F-
47uF/6.3v
24
TP29
R43
4.7
RFV33
HEADER 24 SMD0.5 TOP
R44
4.7
+ CE18
47uF/6.3v
Q5
LDO1
2
S8550
FOSO
R46
27k
FOO
TRSO
R47
27k
TRO
FMSO
R48
15k
FMO
DMSO
R49
10k
DMO
C24
C25
C26
C27
330pF
330pF
0.1uF
0.015uF
V1P4
U5
T-
F+
15
14
VOTK+
VOFC+
T+
F-
16
13
VOTK-
VOFC-
MD_VCC
SL+
SP-
17
12
VOLD+
VOSL-
SL-
SP+
18
11
VOLD-
VOSL+
MD_VCC
19
10
VCC2
VOTR+
20
9
L52 22uH/CD43
NC
VOTR-
21
8
VCTL
VCC
CB28
CB29
CE21
30
29
+
G2
G1
0.1uF
0.1uF
470uF/10v
22
7
GND
REV
FMSO
23
6
VINLD
FWD
24
5
NC
REGO1
25
4
R52
10k
DMSO
TRB2
VINSL+
TRSO
26
3
VINTK
REGO2
V1P4
27
2
BIAS
TRB1
STBY
28
1
FOSO
MUTE
VINFC
AM5888
R53
CB35
10k
0.1uF
5888S
TO KEY BOARD
3V3
L55
FB600/0805
N18345476
KEY1
R269
FB600/0402
KEY2
R270
FB600/0402
GND
GND
SERVO RF DeCAP.
L7
FB600
RFV12-1
3V3
C6
3V3
CB16
10uF/6.3v
L9
FB600
RFVDD3
0.1uF
C7
C8
10uF/16v
0.1uF
R35
FB600
RFV12-2
C11
C12
10uF/6.3v
0.1uF
3V3
V20
V1P4
L11 FB600
TP18
AVINVDD
CB19
+ CE12
CB20
+ CE13
0.1uF
47uF/6.3v
0.1uF
47uF/6.3v
C14
C15
10uF/16v
0.1uF
RF Reference
GPIO3
TRIN
GPI36
LIMIT
GPIO4
IOA
U4
RFV12-2
1
AVDD12_2
RFVDD3
2
AVDD33_1
XI
R41
51
3
XTALI
XO
R42
51
4
XTALO
5
AVSS33
V20
6
V20
V1P4
7
KEY1
V14
8
KEY/GPIO29
VR_CD
9
MDI1
3V3
LDO1
10
LDO1
LDO2
11
LDO2
L15
FB600
AVDD33
12
AVDD33_2
DMO
MT1389Q
13
DMO
C20
CB23
FMO
14
FMO
10uF/10v
0.1uF
STBY
15
TRAY_OPEN
LQFP 128
VR_DVD
16
TRAY_CLOSE
TRO
17
TRO
FOO
18
FOO
V1.0
KEY2
19
FG/GPIO2
89Q_3V3
TP89
USB_DM
20
USB_DM
TP90
USB_DP
21
USB_DP
22
VDD33_USB
CB24 0.1uF
23
VSS33_USB
R45
5.1k/1%
24
1V2
PAD_VRT
USB_V12
25
close to IC
VDD12_USB
SF_CS
26
SF_CS_
SF_DO
27
SF_DO
3V3
SF_DI
28
SF_DI
SF_CK
29
SF_CK
L18
FB600/0805
P3V3
30
AVDD33_DCV
DCV12
31
NS_NSW
+ CE19
32
AVSS33_DCV
47uF/6.3v
CB26
0.1uF
Close to 89Q
1V2
L19
FB600/LQH32CN4R7M23
DCV12
CE20
R1
10uF/6.3v
CB27
0R
0.1uF
89Q_3V3
1V2
GPIO6
R266
33R
TxD
VCC
DV33
VCC
IR1
R51
IR/DIP
4.7k
R50
100
Default
GPIO11
R264
IR
UP1_6
R308
33R
R265
C144
注意滤波电容不能太小，影响灵敏度
C145
100pF
Default
1uF
UP1_7
R267
HCK
R58
FB600/0402
HCK1
J14
1
2
3V3
VCC
3
P_GND
4
4P/1.25MM
J1
7
7
VGH
6
6
VGL
5
5
4
4
3
3
2
2
L45
FB600/0402
STVL
1
1
7Pin/1.25mm
7-1
OFF-PAGE CONNECTION
Crystal
L8
FB600/0805
ADACVDD
R32
100k
L10
FB600/0805
DACVDD3
XI
Y1
27MHz
XO
+ CE11
CB17
CB18
47uF/6.3v
0.1uF
0.1uF
C9
C10
33pF
33pF
DRAM I/F
S-FLASH
VIDEO I/F
AUDIO I/F
96
PWM_FB
PWMIN/GPIO30
TP119
PWM_LED
95
GPIO10
PWM_VGHL
94
GPIO12/SPDIF
AUDIO_MUTE
93
VB3
TP120
HCK
92
HCK
91
STHL
HSTL
Power
90
OEH
HOE
89
OEV
VOE
88
CKV
VCK
STVL
87
VSTU
ADAPTER_DET
86
GPIO7/CKE_
$$$4
85
GPIO8
TP46
$$$3
84
GPIO9
TP45
83
DVDD33
89Q_3V3
82
MA3
RA3
81
MA2
RA2
80
MA1
RA1
79
MA0
RA0
MA10
78
RA10
77
1V2
DVDD12
BA1
76
BA1
BA0
75
BA0
74
RAS#
RAS#
73
CAS#
CAS#
72
DVSS12
71
WE#
RWE#
MA4
70
RA4
MA5
69
RA5
MA6
68
RA6
MA7
67
RA7
MA8
66
RA8
65
MA9
RA9
MT1389Q
1389L
89Q_3V3
Chip Decap.
89Q_3V3
1V2
RS-232
CB30
CB31
CB32
CB33
0.1uF
0.1uF
0.1uF
0.1uF
DV33
RxD
33R
J6
1
33R
SCL
RxD
2
TxD
3
4
4P/1.25MM
SDA
33R
TO TFT PCB
P_GND
J10
CON14/1.25mm/DIP
CKV
L46
FB600/0402
1
OEV
L47
FB600/0402
2
OEH
L48
FB600/0402
3
STHL
L49
FB600/0402
4
5
HCK1
L50
FB600/0402
6
7
PWM_VGHL
R263
1K
8
PWM_LED
R277
10K
9
10
G_IN_D
11
B_IN_D
12
R_IN_D
13
89Q_VCOM
L44
FB600/0402
14
TP59
TP50
P_GND
DQ[0..15]
DQ[0..15] 3
MA[0..11]
MA[0..11] 3
DQM[0..1]
DQM[0..1] 3
BA[0..1]
L32 0R
BA[0..1] 3
89Q_R
R_IN_D
DCLK
DCLK 3
RAS#
C58
RAS# 3
CAS#
R146
C57
CAS# 3
WE#
160/1%
100pF/NC
WE# 3
100pF
SF_CK
SF_CK 3
SF_CS
SF_CS 3
SF_DI
SF_DI 3
SF_DO
SF_DO 3
L33 0R
89Q_B
B_IN_D
C59
C60
R304
CVBS
160/1%
100pF
100pF/NC
CVBS 4
AR
AR 6
AL
AL 6
L34 0R
GPIO6
89Q_G
G_IN_D
GPIO6
C61
C62
R305
160/1%
100pF
100pF/NC
3V3
3V3 1,3
URST#
URST# 1
VCC
VCC 1,4,5
DV33
DV33 1,3
89Q_3V3
89Q_3V3 1
RFV33
RFV33 1
SDA
SDA 5
SCL
SCL 5
ADAPTER_DET
ADAPTER_DET 1
N18345476
N18345476
1
DV33
I2C
R56
R57
4.7K
4.7K
UP1_6
UP1_7
R6
0R/NC
$$$4
SCL
R18
0R/NC
$$$3
SDA
USB 2.0
CON1
P+5V
F2
FUSE-500mA
CB34
0.1uF
1
5V
R219
0
USB_DM
2
D-
R214
0
USB_DP
3
D+
4
EC27
GND
NC
NC
47uF_16V
C214
C219
USB_CON
GND
GND
Differential signal (USB_DP and USB_DM) 90 ohm
TP7
TP17
U11
DDDDD7
U3
P_GND
C81
0.1uF
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