Philips DVP3550KMX/78 Service Manual page 31

PAINEL PRINCIPAL - ESQUEMA ELÉTRICO -MT1389J
SP- R31 R31 10k 10k
C44 C44
R27 R27 0.1uF 0.1uF
1 1
C45 C45
0.1uF 0.1uF
SP-A
R30 R30 10k 10k
DV33
DVCC3
C23 C23 C26 C26 C31 C31 Digital
0.1uF 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF
Close to 8202RX-D
SDRAM +3.3V
FB20 FB20 FB500R FB500R
SD33
RF3.3V
FB21 FB21 0R 0R RFV33
C27 C27
RF +3.3V
0.1uF 0.1uF
Close to MT1389J
R20 R20 4.7 4.7
AD_VCC3
CE22 CE22 C30 C30 Internal AD +3.3V
100uF/6.3v 100uF/6.3v 6800pF 6800pF
Close to MT1389J
Standby 8mA
FB22 FB22 0R 0R
VVCC3
Video DAC +3.3V
C33 C33 C32 C32
CE23 CE23
0.1uF 0.1uF 0.1uF 0.1uF
47uF16V 47uF16V
R21 R21 0 0
AVCC3
CE24 CE24 C36 C36
Internal DA +3.3V
470uF6.3V 470uF6.3V 0.1uF 0.1uF
R38 R38 0 0
Anolog_VCC3
C37 C37
C38 C38
4.7uF 4.7uF 0.1uF 0.1uF
C38 0805
FB24 FB24 FB500R FB500R
USB_V33
C39 C39
0.1uF 0.1uF
R29 R29 0 0
FV33
Serial FLASH +3.3V
DV12
R28 R28 0 0
VCC1.2
C34 C34 C35 C35 C48 C48
0.1uF 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF
Close to MT1389J
FB26 FB26 0R 0R
C42 0805
DV33
OP-
1
DV33
D20 D20
3
BAT54C BAT54C R3 R3 R5 R5 R8 R8
2 15K 15K 3.3K 3.3K 22K 22K
OPO
Q1 Q1
3DG3904M 3DG3904M Q2 Q2
3DG3904M 3DG3904M
R6 R6
3.3K 3.3K
R4 R4
4.7K 4.7K
VREF_OPU M_BIAS
+ CE25 + CE25 C43 C43 + CE26 + CE26
47uF/6.3v 47uF/6.3v 0.1uF 0.1uF 47uF/6.3v 47uF/6.3v
RF Reference
LIMIT TROUT
LDSW TROPEN
DVDVR R36 R36 0 0 VR_DVD
CDVR R37 R37 0 0 VR_CD
XI
XO
R22 R22
FOSO R23 R23 27k 27k FOO
TRSO R24 R24 27k 27k TRO Rvrt close to IC PIN
FMSO R25 R25 15k 15k FMO
DMSO R26 R26 10k 10k DMO
C46 C46 C20 C20 C21 C21 C22 C22
330pF 330pF 330pF 330pF 0.1uF 0.1uF 0.015uF 0.015uF
M_BIAS
FB25 FB25 0R 0R USB_V12
USB_V12
C40 C40
0.1uF 0.1uF
RFV12-2
RFV12-1
C41 C41
C42 C42 close to 89J IC
10uF/6.3v 10uF/6.3v 0.1uF 0.1uF
Crystal
D1 D1 XI
1N4148 1N4148
C11 C11
33pF 33pF
URST#
URST#
R9 R9 Put these circuits as
1K 1K
+ + closer as possible to
CE1 CE1
MPEG DECODER.
C1 C1
22uF/16V 22uF/16V
1000pF 1000pF
R33 R33
560 560
U1 U1
A 1
RFC DACVDDC
D
2
RFD GPIO33
F
3
RFE GPIO10
E 4
RFF SPDIF / GPIO12
RFV12-2
5
AVDD12_2
RF3.3V
6
AVDD33_1
R34 R34 51 51 7
XTALI
8
XTALO
9
AGND33
VREF_OPU 10
V20 DVDD12
M_BIAS
11
V14
TRCLOSE
12
REXT / GPO5
MDI 13
MT1389J MT1389J
MDI1 DVDD33
LDO_CD
14
LDO1
LDO_DVD 15
LDO2
Anolog_VCC3 16
No EPAD No EPAD
AVDD33_2 DVSS12
DMO
17
DMO
FMO 18
LQFP 128 LQFP 128
FMO
CDVR
19
TRAY_OPEN
DVDVR
20
TRAY_CLOSE
TRO 21
V1.0 V1.0
TRO
FOO
22
FOO
TRIN
23
FG / GPIO2
USB_DM 24
USB_DM
USB_DP
25
USB_DP
USB_V33
26
VDD33_USB DVDD33
Rvrt 27
VSS33_USB
5.1k 1% 5.1k 1%
28
PAD_VRT
USB_V12
29
VDD12_USB
SF_CS 30
SF_CS_
SF_DO
31
SF_DO
SF_DI 32
SF_DI
DVCC3 VCC1.2
DV33
XP8 XP8
4pin/2.0mm 4pin/2.0mm
1
RXD
2
TXD
3
4
C252 C252 C251 C251
C253 C253
100pF 100pF 100pF 100pF 100pF 100pF
R12 R12
100K 100K
Y2 Y2
R16 R16 XO
51 51
27MHz 27MHz
OFF-PAGE CONNECTION
C10 C10
33pF 33pF
C14 C14
NM/15pF NM/15pF DQ[0..15]
DQ[0..15] [3]
MA[0..11]
MA[0..11] [3]
DQM[0..1]
DQM[0..1] [3]
FOR MTK PLATFORMS.
BA[0..1]
BA[0..1] [3]
DCLK
DCLK [3]
RAS#
RAS# [3]
CAS#
CAS# [3]
WE#
WE# [3]
DRAM I/F
SF_CK
SF_CK [3]
SF_CS
SF_CS [3]
SF_DI
SF_DI [3]
SF_DO
SF_DO [3]
S-FLASH
V_CVBS
V_CVBS [5]
V_R/V
V_R/V [5]
V_G/Y
V_G/Y [5]
V_B/U
V_B/U [5]
VIDEO I/F
AL
AL
AR
AR
DVCC3
AKIN1
AKIN1
AUDIO_MUTE
AUDIO_MUTE
SPDIF
SPDIF
AUDIO I/F
96 VVCC3
PCON
95
94
93 SPDIF
MA3
92
RA3
MA2
91
RA2
90 MA1
RA1
MA0
89
RA0
MA10
88
RA10
87
VCC1.2
BA1
86
BA1
BA0 USB_DM
85
BA0 USB_DM [6]
84 USB_DP
USB_DP [6]
RAS#
83
RAS#
82 CAS# USB I/F
CAS#
81
WE#
80
RWE#
79 MA4
RA4
MA5
78
RA5
MA6
77
RA6
76 MA7
RA7
MA8
75
RA8
MA9
74
RA9
73 MA11
RA11
DCLK
72
RCLK
71
70 DQM1
DQM1
DQ8 STBY
69
RD8 STBY [3]
DQ9 TROPEN
68
RD9 TROPEN [3]
67 DQ10 TRCLOSE
RD10 TRCLOSE [3]
DQ11 TRIN
66
RD11 TRIN [3]
65 DQ12 TROUT
TROUT [3]
RD12
SP-
SP-
SP-A
SP-A [3]
LIMIT
LIMIT [3]
MT1389J MT1389J
MTK1389L/K-128 MTK1389L/K-128
FOSO
FOSO [3]
TRSO
TRSO [3]
FMSO
FMSO [3]
DMSO
DMSO [3]
M_BIAS
M_BIAS [3]
SERVO I/F
VSCK
VSCK [1]
SD33
SD33 [3]
VSDA DV33
VSDA [1] DV33 [1]
VSTB RFV33
VSTB [1] RFV33 [1]
POWER_K
POWER_K [1]
USB_CON
USB_CON [1]
IR
IR [1]
STB_LED
STB_LED [1]
POWER
PCON
PCON [1]
DVP3550 31
A
A
B
B
C
C
D
D
E
E
F
F
RFO
RFO
VREF_OPU
VREF_OPU
LDO_CD
LDO_CD
LDO_DVD
LDO_DVD
LDSW
LDSW
MDI
MDI
VR_DVD
VR_DVD
VR_CD
VR_CD
OPU I/F