Philips PET836 Service Manual page 23

5
CIRCUIT DIAGRAM- MAIN BOARD_MST720C
Change Bead to Resistance
for Glitch Prevention
VCC5V
AVDD_PWM
D
L28 L28 AVDD_DAC
C131 C131
0.1uF/16V/0402 0.1uF/16V/0402
100mHz/600R/0805 100mHz/600R/0805
AVDD_DPWM
AVDD_GMC
C139 C139
+ +
0.1uF/16V/0402 0.1uF/16V/0402
EC52 EC52
10uF/16V 10uF/16V
R161 R161 10R/0603 10R/0603 VDDP
CURRENT=14mA
C145 C145
0.1uF/16V/0402 0.1uF/16V/0402
C
VCC1.8
AVDD_ADC
L35 100mHz/600R L35 100mHz/600R
+ + EC51 EC51
10uF/10V 10uF/10V
CURRENT=19mA
VDDC
L36 100mHz/600R L36 100mHz/600R AVDD_MPLL
L0805 L0805
CURRENT=138mA + +
EC50 EC50
10uF/16V 10uF/16V
G/Y_O/SY
G/Y_O/SY 2
B
R/V_O/SC
R/V_O/SC 2
L46 L46 2.2uH 2.2uH L47 L47 3.3uH 3.3uH
2 R/V_O/SC
C167 C167
330pF/0402 330pF/0402
L49 L49 2.2uH 2.2uH L50 L50 3.3uH 3.3uH
2 G/Y_O/SY
C173 C173
330pF/0402 330pF/0402
L52 L52 2.2uH 2.2uH L53 L53 3.3uH 3.3uH
VIDEO_IN
5 VIDEO_IN
C178 C178
A
330pF/0402 330pF/0402
5
4
Keep away of Analog Area
C135 C135 C136 C136 C137 C137
A
1uF 1uF 1uF 1uF
0.1uF/16V/0402 0.1uF/16V/0402
AVDD_ADC
C1INP
C1INM
Y1INP
Y1INM
CVBS1P
CVBS1M
AVDD_GMC
VCC5V
EC57 EC57
+ +
FAULTZ
10uF/16V 10uF/16V
AVDD_SAR
AVDD_DPWM
R192 R192
TP22 TP22
Q1
TP23 TP23
AVDD_PWM
4K7/0402 4K7/0402 VDDC
C148 C148
+ + C86 C86 C151 C151
EC46 EC46
0.1uF/16V/0402 0.1uF/16V/0402
NC NC 0.1uF/16V/0402 0.1uF/16V/0402
0.1uF/16V/0402 0.1uF/16V/0402
VCC5V
100mHz/600R/0402 100mHz/600R/0402
L33 L33
L56 L56 100mHz/600R/0402 100mHz/600R/0402
1 PWM1
1 FB1
AVDD_OPLL
1 CP2_FB
L38 L38 100mHz/600R/0402 100mHz/600R/0402
1 CP2_N
100mHz/600R/0402 100mHz/600R/0402
L39 L39
1 CP2_P
1 CP1_FB
L40 L40 100mHz/600R/0402 100mHz/600R/0402
1 CP1_N
100mHz/600R/0402 100mHz/600R/0402
L42 L42
1 CP1_P
100mHz/600R/0402 100mHz/600R/0402
L44 L44
1 REF_PWM
L48 L48 2.2uH 2.2uH R173 750R/0402 R173 750R/0402
C1INP
C165 C165 0.1uF/16V/0402 0.1uF/16V/0402
C168 C168 R174 R174
330pF/0402 330pF/0402 75R/0402 75R/0402
C1INM
C171 0.1uF/16V/0402 C171 0.1uF/16V/0402
R175 R175 750R/0402 750R/0402
A
L51 L51 2.2uH 2.2uH R176 750R/0402 R176 750R/0402
Y1INP
C172 C172 0.1uF/16V/0402 0.1uF/16V/0402
C174 C174 R178 R178
330pF/0402 330pF/0402 75R/0402 75R/0402
C175 0.1uF/16V/0402 C175 0.1uF/16V/0402
Y1INM
R179 R179 750R/0402 750R/0402
A
L54 L54 2.2uH 2.2uH R180 R180 750R/0402 750R/0402
CVBS1P
C177 C177 0.1uF/16V/0402 0.1uF/16V/0402
C179 C179 R181 R181
330pF/0402 330pF/0402
75R/0402 75R/0402
CVBS1M
C180 0.1uF/16V/0402 C180 0.1uF/16V/0402
A
R182 R182 750R/0402 750R/0402
4
3
C119 20pF/50V/0402 C119 20pF/50V/0402 VBOUT
VGOUT
VROUT
R159 R159
Y1 Y1
12MHz 12MHz 1M/0402 1M/0402
C120 20pF/50V/0402 C120 20pF/50V/0402
AVDD_MPLL
C150 C150
0.1uF/16V/0402 0.1uF/16V/0402
C138 C138
0.1uF 0.1uF
1
AVSS_ADC
2
VCLAMP
3
VRM
4
VRP
PIN79=Hi Ext 8K ROM PIN79=Hi Ext 8K ROM
5
AVDD_ADC
6
PIN79=Lo Serial PIN79=Lo Serial
C1INP
7
C1INM
Flash Flash U15 U15
8
YS1INP
9
YS1INM
MST720C MST720C
10
CVBS1P
11
CVBS1M
12
AVDD_GMC
Analog TCON Panel Analog TCON Panel
13
VIN_FB
14
FAULTZ Digital PWM Digital PWM
15
DPWM_IFB
16
CVBS*1 SVideo*1 CVBS*1 SVideo*1
DPWM_VFB
17
AVDD_SAR
18
SAR*3 GPIO*3 PWM*3 SAR*3 GPIO*3 PWM*3
AVSS_SAR
19
AVSS_DPWM
20
AVDD_DPWM
21 TQFP100 TQFP100
Q2
22
Q1
23
VDDC
PWM Power and Charge Pump PWM Power and Charge Pump
24
AVSS_PWM
25
AVDD_PWM POWER_ON_RST
C152 C152
0.1uF/50V/0603 0.1uF/50V/0603
C161 C161 C163 C163
C156 C156 100pF/0402 100pF/0402 100pF/0402 100pF/0402
C157 C157 C158 C158 C159 C159 C160 C160
100pF/0402 100pF/0402 100pF/0402 100pF/0402
100pF/0402 100pF/0402 100pF/0402 100pF/0402 100pF/0402 100pF/0402
U16 U16
RP4 RP4 33RX4/0402 33RX4/0402
1 8
CE# VDD
CSN
SDO
2 7
SO HOLD#
SDI_EEP_SDA
SCK_EEP_SCL
3 6
WP# SCK
4 5
VSS SI
EN25B05-75 EN25B05-75
SOP8 SOP8
AVDD_DAC
R183 R183
100K/0402 100K/0402
AVDD_DPWM
0R/2K4/0402 0R/2K4/0402
FAULTZ R184 R184 AVDD_SAR
FAULTZ
R185 R185 R186 R186 C181 C181
100K/0402 100K/0402
0.1uF/16V/0402 0.1uF/16V/0402
NC/2K7/0402 NC/2K7/0402
3
2
R156 R156 10R/0402 10R/0402 VB
R157 R157 10R/0402 10R/0402 VG
R158 R158 10R/0402 10R/0402 VR
C121 C121 C122 C122 C123 C123
120P/0402 120P/0402 120P/0402 120P/0402
120P/0402 120P/0402
R160 R160 4K7/0402 4K7/0402
A
C128 0.1uF/16V/0402 C128 0.1uF/16V/0402
VDDP
C133 C133 C246 C246
C134 C134
47P/0402 47P/0402
0.1uF/16V/0402 0.1uF/16V/0402
47P/0402 47P/0402
TCON15 CLK1
R197 R197 FB300/0402 FB300/0402
75
TCON15
TCON14 R124 R124 FB300/0402 FB300/0402 CLK2
74
TCON14
CLK3
TCON13 R125 R125 FB300/0402 FB300/0402
73
TCON13
TCON12 STH2
72
TCON12
TCON11 STH1
71
TCON11
TCON10 OEH
70
TCON10
OEV
69
TCON9
68
TCON8 RP2 33RX4/0402 RP2 33RX4/0402
67
TCON7
66
TCON6
65
TCON5
64
TCON4
CPV C141 C141 C142 C142
63
TCON3
STV2
62
TCON2
STV1 100pF/0402 100pF/0402
61
TCON1
100pF/0402 100pF/0402
60
VDDP RP3 33RX4/0402 RP3 33RX4/0402
C144 C144
59
GNDP
0.1uF/16V/0402 0.1uF/16V/0402
58 L34 L34
GPIO1/P0.1
R165 R165 0R/0402 0R/0402
57
GPIO0/P0.0 AVIN_DET 5
AV INSW
56
GPIO2/P0.2
55
730C_RESET 2
RESET
54
PWM1D
LED_BRIGHTNESS
53
PWM2D LED_BRIGHTNESS 9
52
TESTIN
R164 R164 47K/0402 47K/0402
51
C149 1uF C149 1uF
R167 R167 33R/0402 33R/0402
SCL_TX SCL
R169 R169 0R/0402 0R/0402 SDA_RX SDA
IR
IR 9
R233 R233 0R/0402 0R/0402
I2C_INT
CSN
SDO
SDI_EEP_SDA
SCK_EEP_SCL
L41 L41 100mHz/600R/0402 100mHz/600R/0402
BATLIFE_DET 1
100mHz/600R/0402 100mHz/600R/0402 R170 R170 1K/0402 1K/0402
L43 L43
ADKEY2
100mHz/600R/0402 100mHz/600R/0402 R171 R171 1K/0402 1K/0402
L45 L45
ADKEY1
C204 C204
100pF/0402 100pF/0402
VCC3.3V DVCC3
R204 R204 2K/0402 2K/0402
L18 L18 FB600R FB600R
+ +
C170 C170
EC53 EC53 R126 R126
0.1uF/16V/0402 0.1uF/16V/0402 10uF/16V 10uF/16V
4K7/0402 4K7/0402
VR
VR
VG
VG
VB
VB
CLK1
CLK1
CLK2
CLK2
CLK3
CLK3
STH1
STH1
STH2
STH2
OEH
OEH
OEV
OEV
CPV
CPV
STV2
STV2
STV1
Close to
STV1
VGH
VGH
IC PIN VGL
VGL
SCL
I2C_CLK
SDA
I2C_DATA
2
1
VCOMOUT 9
VCOMDC 9
VCC5
R227 R227
10K/0402 10K/0402
R172 R172 750R/0402 750R/0402
AV INSW
AV IN_SW
C245 C245
C166 C166
0.1uF 0.1uF
47P/0402 47P/0402
100mHz/600R/0402 100mHz/600R/0402
L31 L31
POWER_ON_KEEPER 1
100mHz/600R/0402 100mHz/600R/0402
L32 L32
AUDIO_MUTE 6
VLCDPW 9
C143 C143
100pF/0402 100pF/0402
100mHz/600R/0402 100mHz/600R/0402
ON_STOP_OFF 1
100mHz/600R/0402 100mHz/600R/0402 VOL_CONT
L37 L37
VCC5V
C164 C164
100pF/0402 100pF/0402
CN3 CN3 4PIN-1.25MM/DIP 4PIN-1.25MM/DIP
1
2
3
4
2
Upgrade Port
R177 R177 4K7 4K7
9
VOL_CONT
9 VOL_CONTROL 6
C176 C176
1uF 1uF
VCC5V
R237 R237
4K7/0402 4K7/0402
SCL 100mHz/600R/0402 100mHz/600R/0402
L55 L55
I2C1_CLK 2
SDA L26 L26 100mHz/600R/0402 100mHz/600R/0402
I2C1_DATA 2
9
9
9
9
9
9
9
9
9
9
9
9
9
1,9
1
2,3
2,3
1
D
6
C
B
A