Philips MCD170 Service Manual page 20

CIRCUIT DIAGRAM - DVD BOARD
MPEG is not repaired,diagram for referrence only.
RFGND
A+5V
FOC-
1
2 FOC+
RAD+
3
RAD-
4
C
5
D
6
/LDSW
7
PUHRF
8
A
9
10 B
F
11
12
VREF1 BC11 0.1uF
13
RFGND
BC12 0.1uF
14
E
15
16
17 CDVR# R16 0 CD_VR
DVDVR# R17 0 DVD_VR
18
PUH_CDLD# L10 10uH PUH_CDLD
19
DVDMDI
20
CDMDI
21
22
PUH_DVDLD# L11 10uH PUH_DVDLD
23
24
BC13
A+5V
0.1uF
CN7
EC9
BC14
RFGND
RFGND
100uF/16V
ELCO-CON24(Left) 0.1uF
BOTTOM CONTACT
RFGND
close to connector
RF3.3V RF3.3V
BC15 EC10 EC11
R34 BC16 R35
0.1uF 5.1 47uF/16V 5.1 47uF/16V
0.1uF
RFGND Q6 Q7
CDLDO RFGND DVDLDO
2SB1132(R type) 2SB1132(R type)
PUH_CDLD PUH_DVDLD
VREF1 VREF2
EC12 BC17 EC13 BC18
47uF/16V 0.1uF 47uF/16V 0.1uF
RFGND RFGND
M+5V U3
FCO
1
VINFC STBY
TR_B1
2
CFCerr1 BIAS
EC14 BC20 BC21 REG03
3
CFCerr2 VINTK
SPDCO 4
VINSP CTKerr1
100uF/16V 0.1uF 0.1uF REG01
5
VNFFC CTKerr2
6
FWD VINSL
7
REV PreGND
RFGND
30
RFGND
GND2 GND1
8
M+5V
Vcc1 VCTL
9
VOLD- VNFTK
10
VOLD+ Vcc2
SP-
11
VOSP- VOSL-
SP+ R45 1
12
VOSP+ VOSL+
XOPVIP FOC-
13
VOFC- VOTK-
XOPVIN FOC+
14
VOFC+ VOTK+
AM5888 DIP28\SSOPH
CN8
SLED+
1
CN9
SLED-
2
HOME TRAYIN
3 2
4 1
RFGND
SP-
5
SP+
6
OPEN/CLOSE
8 - 1
A+5V
/LDSW R11
10K
RFGND
R12 100K
2
3(C) 1(E)
RFGND
Q3
2SK3018 Q4
2(B)
3904
CD_VR
DVD_VR R13
NC/0 R14
Q5 10K
2SK3018
R15 100K LDSW
2
RFGND
CDLDO
DVDMDI
CDMDI
RF3.3V
VREF1
VREF2
RFGND
C7 680pF TCO R18 91K
RFGND
C8 1000pF FCO R19 20K
RF3.3V
C9 0.1uF SPDCO R20 2.2K
C10 0.1uF SCO R22 2.2K
CARD_SENSE
DMEA
SD_D1
SD_D0
SD_CLK
SD_CMD R26 0
SD_D3
SD_D2
TP9
SPI_CE
SPI_D0
SPI_CLK
SPI_D1
Pickup head parameter
R19 C9 R18 C8 R16 R17
Sony 313 20K 1000P 91K 680P 100 100
Sanyo HD65 20K 1000P 91K 680P 0 0
Samsung 20K 1000P 68K 1000P 0 0
Mitsumi 20K 1000P 91K 680P 0 0
DMEA R37 4.7K HOME
28
RF3.3V
VREF2 BC19 0.1uF
27 R39 4.7K TRAYIN
RFGND
TCO
26
25 TR_B3
24
SCO
23
22
29
RFGND
21
M+5V
20
19
SLED+ collocate R111 R112 R113 R114 R115 R116 R117 Q20
18
SLED-
17
RAD-
16
10K 0R 0R
RAD+ 16M SDRAM NC 0R
15
64M SDRAM 10K 100K NC NC NC
collocate R120 R121 R122 R123 R124 R110
NC
16M SDRAM NC 0R NC NC
64M SDRAM 0R 0R NC 0R 0R
RFGND
U2
103
CDLDO
104
DVDMDI
105
CDMDI
106
SRV_AVDD
107
V21
108
V165
109
DA_AVSS
110
DA_TEO
111
DA_FEO
112
DA_AVDD
113
SPDC_OUT
114
SC_OUT
SPHE8202T-128
115
DVDVR
116
DMEA
117
SD_D1/GPIO4
118
SD_D0/GPIO5
119
SD_CLK/GPIO6
120
TRAYIN/SD_SMD/GPIO7
121
TRAYOUT/SD_D3/GPIO8
122
SD_D2/GPIO9
123
CDVR
124
SPI_CE
125
SPI_D0
126
SPI_CLK
127
SPI_D1
128
TRAY+
TP10
TP11
R38 0 CARD_RST DVCC3
EC15 R40
22
10uF/16V
R42 20
Q8
R44 D4
8050
10K 1N5818
Q21 Q22
NC NC NC NC NC
GND
10K 100K 3018 3018 3904
For 16/64M SDRAM
parameter collocate
0R
NC
8 - 1
DAC_VREF
EC8 C4
10uF/16V 0.1uF
AGND
64
ADAC_AVSS GND
63
ADAC_AVDD AVCC3
DAC_VREF
62
DAC_VREF
AUDIO_MUTE
61
GPIO38
60
TP15
DAC_XCK/GPIO37
KEY3
59
DAC_BCK/GPIO36
KEY2
58
DAC_LRCK/GPIO35
57 KEY1
DVCC3
DAC_D0/GPIO34
KEY0
56
DAC_D1/GPIO33
55
DAC_D2/GPIO32
54
ADC_DATA/GPIO31
TRAYIN
53
GPIO30
52
TP14
GPIO29
51
SPDIF_OUT
M_A3
50
M_A3
49 M_A2
M_A2
M_A1
48
M_A1
M_A0
47
M_A0
M_A10
46
M_A10
M_BA1
45
M_BA1/GPIO27
M_BA0
44
M_BA0
M_RAS
43
M_RAS
M_CAS
42
M_CAS
41 M_WE
M_WE
M_DQM0
40
M_DQM0
M_A4
39
M_A4
CLKOUT
X1
CLKIN
1 2
27MHz
R36 4.7K
C11 C12
56pF 56pF
L12 FB
SPI_VCC3
GND
R41
47
R43 2.2K RESET_B TP12
Reset
EC16 C13
1uF/16V 0.1uF
RF3.3V
BC22 BC23 BC24
0.1uF 0.1uF 0.1uF
RFGND
SPI_D[0..1] 4
SPI_CE
SPI_CE 4
SPI_CLK
SPI_CLK 4
TV_DAC3
TV_DAC3 5
TV_DAC2
TV_DAC2 5
TV_DAC1
TV_DAC1 5
TV_DAC0
TV_DAC0 5
V_FSADJ
V_FSADJ 5
V_COMP
V_COMP 5
AOUT_FR
AOUT_FR 6
AOUT_FL
AOUT_FL 6
AUDIO_MUTE
AUDIO_MUTE 6
R21 10K VFD_CLK
R23 10K VFD_STB
R24 10K VFD_DATA
R25 10K IR_IN
IR_IN 2
R27 10K KEY3
KEY3 2
R28 10K KEY2
KEY2 2
R30 10K KEY1
KEY1 2
R31 10K KEY0
KEY0 2
SD_D1
SD_D1 2
SD_D0
SD_D0 2
SD_CLK
SD_CLK 2
SD_D2
SD_D2 2
SD_CMD
SD_CMD 2
CARD_RST
CARD_RST 2
CARD_SENSE
CARD_SENSE 2
SD_D3
SD_D3 2
M_D[0..15] 4
M_A[0..10] 4
M_DQM[0..1] 4
M_CAS
M_CAS 4
M_RAS
M_RAS 4
M_WE
M_WE 4
M_BA0
M_BA0 4
M_BA1
M_BA1 4
M_CLK
M_CLK 4
M_A11
M_A11 4
USB_DM
USB_DM 2
USB_DP
USB_DP 2
V_H_SYNC
V_H_SYNC 2
V_V_SYNC
V_V_SYNC 2
TR_B1
TR_B1 2
TR_B3
TR_B3 2
REG01
REG01 2
REG03
REG03 2
DVCC3 VCC1.8
VVCC3
BC25 BC26 BC27 BC28 BC29 BC30
0.1uF 0.1uF 0.1uF 0.1uF 0.1uF 0.01uF
GND
GND GND