Philips PET988 Service Manual page 23

5
9V
9V 1
+9VIN
+9VIN 1,4
+3.3V
+3.3V 1,3,4
+1.8V
+1.8V 1
+5V
+5V 1,3,4
VGL
VGL 1
VGH
VGH 1
D
VDD
VDD 1,3,4
+3.3V
J2
1
TX
2
RX
3
4
PIN HEADER 1X4 DGND
SFOCUS
3 SFOCUS
STRACK
3 STRACK
SSLED
3 SSLED
SMOTOR
3 SMOTOR
C32
TRAY IN R27 10k
+3.3VA 330p
1 2 SW1
C
4 3
20080516
+3.3VPA
+3.3V
C38 C39
10uf/10v
100n
C42
1uF
ADGND
+1.8V
+1.8VPA
B
+3.3
R33 D7
4.7K RLS4148
/uPRST
C47
EC10
+
100n
47u/16V
DGND
RESET CIRCUIT
TP4
CLOCK
R35 4.7k
C50
R36 4.7k
C51 3.3pF
R37 4.7k
27pF
U7
R38 4.7k
A Y1 R8 4.7k
1 8
INT1- VDD
XI1 XO1 DATA
2 7
XOUT SDA
XI1 KS_CLK
3 6
XIN SCL
32.768KHz 4 5
VSS INT2-
Crystal Circuit BT1 +
PT7C4337
TP5 MS621F
T
D17
BAT54C
5
4
3 MD[0..15]
3 MA[0..11]
MDQM
3 MDQM
MCLK R18 0
3 MCLK
/WE
3 /WE
/CAS
3 /CAS
/RAS
3 /RAS
MBA0
3 MBA0
MBA1
3 MBA1
U4
CT909P-W
103
MA[10]
104
MA[0]
105
MA[1]
+3.3VS 106
MA[2]
107
MA[3]
108
SV_AVDD3
RFO C29 680p
109
3 RFO RFIN
MNTR
110
3 MNTR LE
FEI 111
3 FEI
FE
TEI 112
3 TEI
TE
113
RFENV
SBAD 114
3 SBAD FS
115
VREF165 SRVM
R23 15K
116
FODAC
R24 56K
117
TRDAC
R25 75K SLPWM SGND 118
SV_AVSS3
R26 10K SPDPWM 119
GPB[0]/SLPWM/NIMDATA
120
GPB[1]/SPDPWM/NIMPWM
121
VDD18
C33 C34 C35 RF_SDEN
122
3 RF_SDEN GPB[2]/SDEN/NIMVLD
RF_SDA
123
3 RF_SDA GPB[3]/SDATA
200p 0.01uf RF_SCK 124
0.1uf 3 RF_SCK
GPB[4]/SCLK/NIMCLK
MIRR 125
3 MIRR GPB[5]/MIRR/NIMSYN
126
VDD3
SD_DAT0
127
3 SD_DAT0 GPC[8]/SD_DAT0/DSU1_RX/UR1_RX
SDCMD/MSBC
128
3 SDCMD/MSBC GPC[7]/SDCMD/MSBC/UR1_TX
SGND
C28
DGND
100n
SDCLK
3 SDCLK
DSU
PIN1
PIN128
PIN27上拉4.7K到3.3V
VDD
CMOS SERIES ONLY.
C44 100n
R53
ADGND
10K
R31 1K DGND
DGND
U5
KS_DATA QA
1 3
A Q0
QB
2 4
B Q1
5 QC
KS_CLK Q2 QD
8 6
4 KS_CLK CLK Q3
QE
10
Q4
QF
9 11
CLR Q5
QG
12
Q6
QH
13
Q7
74HC164
DGND
DGND
20080408
VDD
C49 100n
DGND
U6
QA 3 2 AV_SW
QB D0 Q0
4 5
+3.3V D1 Q1
QC PWE#
7 6
D2 Q2
QD RESET-T
8 9
D3 Q3
QE
13 12
D4 Q4
QF CD_DVDSW
14 15
D5 Q5
QG 17 16 LDON
D6 Q6
QH 18 19 SSPDON
U16
D7 Q7
9V
2 3 LATCH_D0
OUT IN 11
LATCH_D0 LE
1
R13 100 OE
4 1
OUT GND
C1
74LS373
1uF 1117-3.3V
DGND
4
3
VAMP
L6 FB/0805
+5V
EC5 + C16
47u/10V 100n
5V
VGND
VAMP
C25 1uf
AMP_B
C24 1uf AMP_G
C23 1uf AMP_R
20080408
+3.3VDDC
+1.8V
64
VD_AVSS3
DACB R19
63
B
62
VD_AVDD3
61 DACG R20
G
60
VD_AVSS3
CT909P-W DACR R21
59
R
58
VD_AVDD3
CVBS
57
CVBS
56
VD_AVSS3
55 R22
FSADJ
54 C30
VREF
53
AAVSS
AOUT_R
52
ADAC2R
AOUT_L
51
ADAC1L
EC8 47u/10V
50 1 2
AAVSS
49
AMID
48 C31 100n
AAVSS
47
AAVDD3
DATA
46
GPE[0]/SPDIF
PCK1
45
GPD[6]/CPH1/PCLK
BLK
44
GPD[8]/CPH3(R1)/STVU/DCPWM3
43 STHL
GPD[0]/STHL
42 OEH
GPD[1]/OEH(LP)/PDE
41 OEV
GPD[5]/OEV/TC_GPO0
40
VDD3
CKV
39
GPD[4]/CLKV/PVS
C36
100n
+3.3V
+3.3V
STVD
POL
SF_DOA
SF_DOA
SF_DIO
SF_DIO
SF_CLK
SF_CLK
SF_SCN
SF_SCN
GPC0 KS_DET0
KS_DET0
KS_DATA
KS_CLK
KS_CLK
LATCH_D0
LATCH_D0
KS_DET1
IR
R28
6.04K YM1 27M
ADGND
R30 1M
C45 C46
27p 27p
DGND
CRYSTAL
QH D10
QB
TRAY IN
TP1 AV_SW
TP2
TP3 PWE#
QC
MUTE 4
CD_DVDSW 3
LDON 3 PWE#
3 PWE#
SSPDON 3
QD
MOCTL-
3 MOCTL-
KS_DET0
3
2
VGND
+3.3VDDC
+3.3V
5V 5V L7 FB 600R
C20 C22
100n 100n
20080408
DGND
+3.3VV
VGND
33R L8
33R
VGND
+ EC6
33R C27
47u/10V
+3.3VV
100n
CVBS 4
470
VGND
100n
AGND
AOUT_R 4
AOUT_L 4
AGND
VGND
+3.3VA
DATA 4
L9 FB/0805
+3.3VS
+3.3V
20080408
C119
100n
AGND
IR1
+5V
R125 47R
IR R123 47R
C121
1uF
AGND
AGND
3
3
3
3
3
升级口
4
TX
RX
RLS4148 164_QH HOMESW
HOMESW 3
R124
Q21
2
3906
1K
R34
Q8
2
3906
1K
R39
2 Q9 SGND DGND AGND VGND MGND GND
3906
1K
2
1
+1.8V
C17 C18 C19
100n 100n 100n
DGND
+3.3V
+3.3VA
FB 600R
C26
100n
AGND
+ EC38
47u/10V
GND 1
+9VIN 1
2
2
3
3
+5V
4
4
AMP_B
5
5
AMP_G
6
6
AMP_R 7
7
PCK1 8
DCPWM3 8
9
9
CKV R32 33 CLK STHL
10
10
OEH
11
11
OEV
12
12
CLK 13
13
STVD 14
POL 14
15
15
DCPWM2
16
16
DC_FBK2
17
17
GND
18
18
VGL
19
19
VGH 20
GND 20
21
21
DATA
22
22
KS_CLK
23
23
RESET-T
24
24
+3.3V
25
25
GND 26
26
J3
TO DRIVER BOARD
DN
DN 3
DP
DP 3
USB_GND
Title
MPEG
Size Document Number Rev
D
PET988 Ver A1
Date: Wednesday, August 06, 2008 Sheet 2 of 7
1
D
C
B
A