Philips PET742 Service Manual page 16

MAIN BOARD MT1389DLE&RF&MOTO
DRIVER CIRCUIT DIAGRAM
V18
89L_3V3
L-0805
L-0805
L10 FB RFVDD3 L11 FB RFV18-1
RFVDD3
C24 C25 C26
0.1uF 0.1uF
10uF/10V0805
C0805 C0402 C0402
L-0805
L15 FB AVDD33 L16 FB RFV18-2
AVDD33
L-0805
C32 C35
C34 0.1uF 0.1uF
10uF/10V0805 C0402 C0402
C0805
RFV33
89L_3V3 DV33
L20
AADVDD
AADVDD
10uH
L3225
AVCC
100k
R53 R54 10k
R0402
R0402
Q11
3904 R55 10k IOA
SOT23 R0402
100k
_1 _4 R57
1 1
R0402
Q12 Q13
2SK3018 2SK3018
SOT23M3Y1 L23 AVCC
SOT23M3Y1
FB
L-0805
R60 R61
C55 EC17
+
0 0 0.1uF 100uF/10v
R0402 R0402 C0402 7/5
1
Very Important to
HITACHI 1200X
HA1
reduce Noise
24 GND-LD
23 DVD-LD 24
22 NC 23 LD-DVD
21 HFM 22
AVCC1 L25
20 MD 21
MDI1
19 CD-LD 20
10uH
18 VR-DVD 19 LD-CD
L-0805
17 VR-CD 18
LDO_DVD
16 NC 17
Q14
15 E 16
14 Vcc 15 E 2
Q15
AVCC1
13 Vc(Vref) 14
V20 C63 0.1uF 2SB1132 EC18
12 GND-PD 13 8550
11 F 12 C0402 47uF/16V
10 B/b 11 F L26 R67 6.8
7/5
B 10uH R0402 3906
9 A/a 10
A L-0805 R70 6.8 SOT23
8 RF 9
R0402
7 CD/DVD SW 8 RFO
EC19 Q16
D/d IOA
6 7 +
D
5 C/c 6
Q17 47uF/16V
4 T- 5 C
7/5
3 T+ 4 T- 2
T+ 3906
2 F+ 3
F+ SOT23
1 F- 2
8550
1 F- LDO_CD
2SB1132
HEADER 24 SMD0.5 TOP
H24S/P0.5A
C 2
1 3
B C E
2SB1132
+5V
L27 FB600R
L-0805
DV33 MO_VCC
NC
L28
DV33 MO_VCC
L-0805
T+ F-
R84 R85 T- F+ R86 R87
1 1 1 1
U5
R0603 R0603 R0603 R0603
15 14
VOTK+ VOFC+
16 13
VOTK- VOFC-
SL+ 17 12 SP-
VOLD+ VOSL+
SL- SP+
18 11
VOLD- VOSL-
19 10
PGND PGND
MO_VCC
20 9
VNFTK PVCC1
21 8
PVCC2 VCC
30 29
G2 G1
R92 10k
22 7
PREGND VNFFC
FMSO R0402
23 6
VINLD VOSL
R94 20k 24 5
CTK2 VINSL-
R0402 25 4 V1P4
CTK1 VINSL+
TRSO
26 3
VINTK CF2
C77 150pF V1P4 27 2
BIAS CF1
C0402 C79 STBY 28 1 FOSO
STBY VINFC
0.1uF
C80
C0402 BA5654
R99 C82 TSSOP28-SSOPH EC21
0.1uF +
C0402
10k 0.1uF
470uF/6.3V
R0402 C0402 8/5
V20
CB1
+
EC11
0.1uF 10uF/10V0805
C0402 C0805
89L_3V3
150uH
L12 ADACVDD
RFV18-1 ADACVDD
L-0805
L13 NC APLLVDD3
APLLVDD3
L-0805
L14 FB DACVDD3
DACVDD3
L-0805
EC13 C27 C28 C29
RFV18-2 +
10uF/10V0805
4/5 NC 0.1uF 0.1uF
C0402 C0402 C0402
C39
120pF
C0402
RFV18-1
OP+ R35 0
R0402
OP- R39 0R
R0402
U4
C R43 0 R0402
1
RFA
B R44 0 R0402 2
RFB
A R45 0 R0402
3
RFC
D R46 0 R0402
4
RFD
F R47 0 R0402 5
RFE
E R49 0 R0402 6
RFF
RFV18-2
RFV18-2 7
AVDD18
RFVDD3
8
RFVDD3 AVDD33
XI 9
XTALI
XO
10
XTALO
11
AGND
V20 12
V20
V1P4 13
V14 MT1389L
R51 15k
14
REXT
R0402 MDI1
15
MDI1
R52 0R MDI2 16
LQFP 128
MDI2
R0402 LDO_CD 17
LDO1
LDO_DVD
18
LDO2 Portable
AVDD33
19
AVDD33 AVDD33
DMO 20
V1.0
DMO
FMO
21
FMO
STBY
22
TRAY_OPEN
IOA 23
TRAY_CLOSE
TRO 24
TRO
FOO
25
FOO
OPO R56 0R FG
26
FG / GPIO2
R0402 27
USB_DP
28
USB_DM
29
USB_V33
30
USB_GND
R58 5.1k 31
PAD_VRT
R0402
32
USB_V18
89L_3V3
R63
10K
调整IO
R0402
R64 0
BL_EN R0603
Low_Voltage_Det
IN4148
D13
R65
2 1 2
10k
1N4148/SMD
R0402
RFV33
R72 33k
RFV33
R73
R0402
2
10k
EC20
R0402 +
100uf/10V
7/5
光头保护
OP-
C68
R74
10k OP+
0.1uF R0402
C0402
C0402
R77
R75
10k 0
R0402
R0402
HA2
R0402
2x1
SP- R80 1R SP-A
4
SP+ 3 2
LIMIT 2 1
1
HA3
CON2
4x1
CON4
R89
10K
R0402
DV33
MO_VCC
R93 20k
R0402 DMSO
C 2
R96 20k 1 B E 3
R0402 2N3904
C78 150pF BC847B
C0402
C 2
1 B E 3
2N3906
D 2
1 G S 3
2SK3018
V1P4 DV33
IR1 IR
C23
+
EC12
0.1uF 10uF/10V0805
C0402 C0805
RF Reference
R29 0
IR
C33
0.1UF
C0402
C36
33pF
C0402
DV33
L18 2K2 CPH1
R0402
GPIO19 R36 2.2K K1
R0402
GPIO21 R37 2.2K K2
C47 R40 R0402
GPIO7 R41 2.2K K3
0.1uF 560R 1% R0402
C0402 R0402 GPIO12 R42 2.2K K4
R0402
89L_3V3
V18
OEV
96
VOE/GPIO15
95 CKV
VCK/GPIO14
STVL
94
VSTU / GPIO13
GPIO12
93
SPDIF / GPIO12
92 GPIO11 GPIO11 R48 0R
HSTR / GPIO11
91 TxD R0402
LR / GPIO10
90
DVDD18
RxD
89
UD / GPIO9
88 GPIO8 GPIO8 R50 0 LIMIT
VSTD / GPIO8
GPIO7 R0402
87
GPIO7 / CKE
MA3
86
RA3
85 MA2
RA2
84
DVDD33
MA1
83
RA1
MA0
82
RA0
81 MA10
RA10
80
BA1
79
DVSS18
BA0
78
BA0
77 RAS#
RAS#
CAS#
76
CAS#
WE#
75
RWE#
74 MA4
RA4
73 MA5
RA5
MA6
72
RA6
MA7
71
RA7
70 MA8
RA8
69 MA9
RA9
68
DVDD33
67
RA11
66 DCLK
RCLK
DQM1
65
DQM1
MT1389L/SMD
LQFP128/SMD
89L_3V3
C57 C58 C59
0.1uF 0.1uF 0.1uF
C0402 C0402 C0402
89L_3V3 V18
V18
C60 C61 C62
0.1uF 0.1uF 0.1uF
C0402 C0402 C0402
FOSO FOSO FOSO FOSO FOSO FOSO R66 27k FOO
TRSO TRSO TRSO TRSO TRSO TRSO R68 R0402 18k TRO
FMSO FMSO FMSO FMSO R69 R0402 15k FMO
DMSO DMSO DMSO DMSO DMSO DMSO R71 10k DMO
R0402
C64 C65 C66 C67
330pF 330pF 0.1uF 0.015uF
C0402 C0402 C0402 C0402
V1P4
OP-
2
DV33
3
R76 0R
1
D14
TRAY SW
BAT54C
OPO
R0402
SOT23
TRIN R78 10k
R0402
SW1
1 2
SL-
SL+ SW0821-1
4 3
DV33
R97 R95
3.3K 22K
R0402 R0402
R98
URST#
15K
R0402 Q18
EC22 C81
3904
R1003.3K +
Closed to
SOT23 1uF
R0402 Q19
22UF/25V C0402 IC's pin
3904
4/5
SOT23
R101
5.6K RESET Circuit
R0402
89KP_R
R27
150
R0402
100k
R28
R0402
Y1
XI XO
C30 27MHz C31
27PF BXSS 27PF
C0402 C0402
89KP_G
CRYSTAL CIRCUIT
R30
150
R0402
J4
D7 4148
1 2 1
TP1
2
TP2
D7 4148 3
TP3 89KP_B
4
2 1 TP4
5
TP5
6
GND R38
150
R0402
J4
DIP4-1.25
1
GNDA
POWER
TFT_R
2
R
3 TFT_G
G
DV33 TFT_B
4
DV33 1,3 B
RFV33
RFV33 1
V18
V18 1
+5V
+5V 1,4
AVCC
AVCC 1
DIP4-1.25
TRIN Low_Voltage_Det
Low_Voltage_Det 1
DCLK
DCLK 3
CAS#
CAS# 3
RAS#
RAS# 3
WE#
WE# 3
BA0
BA0 3
MA[0..10]
MA[0..10] 3
DQM[0..1]
DQM[0..1] 3
DQ[0..15]
DQ[0..15] 3
J9
DRAM
VGL
1
VGL
SF_CK 2 VGH
SF_CK 3
VGH
SF_CS
SF_CS 3
SF_DI GND
3
SF_DI 3 GND
SF_DO
SF_DO 3
DV33
4
3.3V
AL8 600R
5
5V
S-FLASH L-0805
AC35
6
GND 10uF/10V
BL_EN1
7
BL_EN
UP1_6
8
BL_IO1
9 UP1_7
BL_IO2
IR
10
IR
CVBS
CVBS 4
VIDEO INTERFACE
AOUT_L
AOUT_L 4
AOUT_R
AOUT_R 4
AUDIO INTERFACE
J8
R79 0
STVL
11
DV33
10
R81 0
CKV
9
R82 0
8 OEV
C72
100pF
7
R83 0 C0402
OEH
6
R88 0
STHL
5
C74
4
R90 0 100PF
3 CPH1
C75
2
R91 0 100pF
1 89KP_VCOM
C76
100PF
L9 1.8uH
TFT_R
L-0805
C21 C22
100pF 100pF
C0402 C0402
L17 1.8uH
TFT_G
L-0805
C37 C38
100pF 100pF
C0402 C0402
L19 1.8uH
TFT_B
L-0805
C45 C46
100pF 100pF
C0402 C0402
+5V
C0402
AC36
0.1UF
C70
100pF
C71
27pF
C73
100PF