T-Con - Sony DVP-FX720 Service Manual

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4-8. T-CON

• See page 5-3 for printed wiring board.
1 2
LCD BOARD
A
SPR2
SPR1 SPR1
SPR1
SPR2 SPR2
SPL2
SPL1 SPL1
SPL1
SPL2 SPL2
IRQ
B
IRQ IRQ
TF_C
C_IN C_IN
TF_Y
Y_IN1 Y_IN1
VCC5V
VCC5V VCC5V
VCCDC
VCCDC VCCDC
VCCN3V6
VCCN3V6 VCCN3V6
VCCN10V
VCCN10V VCCN10V
VCC15V
VCC15V VCC15V
VCC25V
VCC2V5 VCC2V5
VCC33V
VCC3V3 VCC3V3
CN2 CN2
C
18 SPL1
17 SPL2
16 SPR1
15 SPR2
14 LED_GND
13
12
11
10
MAIN
9
BOARD
D 8
(5/6)
7
6
5
4
3
2
1
T E A1002H00-18PW A1002H00-18PW
L 1 3 9 4 2 2 9 6 5 1 3
CON18P_1_0_R CON18P_1_0_R
E
F
G
H
I
www
SPEAKER
R
R62 1.8R/1206 R62 1.8R/1206
SPR2
SPR1
SPL2
SPL1
.
J
SPEAKER
05
L
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3 4 5
VB_DAC PNL_VCOM LED+
VB VB VCOM VCOM
LED+ LED+
VG_DAC PNL_VEE LED-
VG VG VEE VEE
LED- LED-
VR_DAC PNL_DVDD PGND
VR VR DVDD DVDD
PGND PGND
PNL_AVDD
AVDD AVDD
R3 R3 0R/0805/NC 0R/0805/NC R4 R4 0R/0805/NC 0R/0805/NC
R6 R6 0R/0805/NC 0R/0805/NC R11 R11 0R/0805/NC 0R/0805/NC
R9 R9 0R/0805/NC 0R/0805/NC R10 R10 0R/0805/NC 0R/0805/NC
PGND AGND
DGND DGND
C18 C18 0.1u 0.1u
C22 C22 0.1u 0.1u
C23 C23 0.1u 0.1u
R17 R17 470R 470R
C19 C19 1u 1u
R18 R18 20R 20R FB1 FB1 0R 0R C24 C24 47n 47n
R14 R14 68R 68R C20 C20 47n 47n
R19 R19 13R 13R C25 C25 47n 47n
R21 R21 62R 62R C27 C27 47n 47n
IRQ
IIC_CL
IIC_DA
TF_C
AGND
TF_Y
R24 R24 4K7 4K7
R26 R26 4K7 4K7
R27 R27 10K 10K
R29 R29 100K 100K
R30 R30 10K 10K R31 R31 33R 33R
R33 R33 33R 33R
R34 R34 33R 33R
U2B U2B
L1 L1 8.2u/CDRH3D 8.2u/CDRH3D AP4501M AP4501M L2 L2 8.2u/CDRH5D16 8.2u/CDRH5D16
6 SK32A/20V/3.0A SK32A/20V/3.0A
3 5 1 2
400mA
SD1 SD1
900m A
U2A U2A
AP4501M AP4501M
2
R40 R40 22K 22K
Q1 Q1
R43 R43 10R 10R 3 3904 3904 2 R44 R44 4R7 4R7
D1 4148 D1 4148
R4 8 R4 8 1 K 1 K 2 1
Q2 Q2
3904 3904
R50 R50 200R 200R
1
PGND
R53 R53 10K 10K
DGND
BD1 BD1 1 BAV99/S BAV99/S
C65 C65 0.1u 0.1u 3
2 R54 R54 33R 33R
L3 L3 22uH/CDRH5D18 22uH/CDRH5D18 M3 M3 L4 L4 33uH/CDRH3D16 33uH/CDRH3D16
L5 L5
AP2301 AP2301
2 3
300mA 300mA
4.7K 1% 4.7K 1%
R56 R56
R57 R57 33R 33R
M4 M4
L6 L6
AP2301 AP2301
CN6 CN6
2 3
x a o
33uH/CDRH3D16 33uH/CDRH3D16
1 BO- y
200mA
2
BO+
R64 1.8R/1206 R64 1.8R/1206 1
AO+
2
AO-
i
CN7 CN7
3.9K 1% 3.9K 1%
R66 R66
R68 R68 33R 33R
DGND
4-17
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8
6 7 8
XTALIN
XTALOUT
Y1 Y1
12MHz 12MHz
U1 U1
1
GND
VCLAMP 2
VCLAMP
VRM 3
VRM
VRP 4
VRP
5
AVDD_ADC
C1INP 6
C1INP [98]HSYNCIN [76]VDDP
C1INM 7
C1INM [99]GND [77]GND
YS1INP 8
YS1INP [100]AVDD_MPLL [78]INTOUT
YS1INM
9
YS1INM
10
MST720A
CVBS1P
11
CVBS1M
C29 C29 0.1u 0.1u 12
AVDD_GMC
C30 C30 0.1u 0.1u 13
VIN
Analog TCON
14
FAULTZ
15 DPWM∗1 PWM∗3
FB2_DPWM
16 CVBS∗1 SVideo∗1
FB1_DPWM
C41 C41 0.1u 0.1u 17 SAR∗3 GPIO∗3
AVDD_SAR
18
GND
19
[48]INT
GND [26]PWMOUT2
C42 C42 0.1u 0.1u 20
[49]SDA
AVDD_DPWM [27]FB2
21
[50]SCL
Q2 [28]SENSE2
22
Q1
Q Q
C43 C43 0.1u 0.1u 23
VDDC
24
3 7 6 3
GND
C44 C44 0.1u 0.1u 25
AVDD_PWM
VIN_FB
CHIP_SDA
CHIP_SCL
CHIP_P0.2
PGOOD
CN4 CN4
LED+ 1
LED- 2
C54 C54 3.3n 3.3n
R41 R41 10K 10K
R42 R42 51K 51K
C56 C56
R46 R46 3K6 3K6 C57 C57
C59 C59
C60 C60 3.3n 3.3n C61 C61
C62 C62
C63 C63
C64 C64
VCCN3V6
33uH/CDRH3D16 33uH/CDRH3D16
BD5 BD5 BD6 BD6
BD4 BD4
u 1 6 3
C83 C83
10u/25V 10u/25V
VCCN10V
C1206D C1206D
VGL
.
R67 R67 120K 1% 120K 1%
R69 R69 100K 1% 100K 1%
2 4
9 9 8
9 10 11 12
PNL_DVDD
PNL_VEE
VCC15V
P_STV1
VCOMAC P_STV2
VCOMDC P_CPV
VB_DAC R5 R5 100R 100R P_VB P_UD
VG_DAC R7 R7 100R 100R P_VG P_OEV1
VR_DAC R8 R8 100R 100R P_VR PNL_VCOM
PNL_VCOM
P_RL
P_MOD
P_OEH
P_STH2
P_STH1
P_CLK3
P_CLK2
75 CLK1 R15 R15 33R 33R P_CLK1 P_CLK1
TCON15
74 CLK2 R13 R13 33R 33R P_CLK2 PNL_DVDD
TCON14
73 CLK3 R16 R16 33R 33R P_CLK3
TCON13
72 STH2 4 5 P_STH2 P_VR
TCON12
71 STH1 3 6 P_STH1 P_VG
TCON11
70 OEH 2 7 P_OEH P_VB
TCON10
69 MOD 1 8 P_MOD PNL_AVDD
TCON9
68 RL 4 5 P_RL
TCON8
67 OEV1 3 6 P_OEV1
TCON7
66 2 7
TCON6
65 1 8
TCON5
UD 4 5 P_UD
64
TCON4
3 6
63 CPV P_CPV
TCON3
2 7
62 STV2 P_STV2
TCON2
1 8
61 STV1 P_STV1
TCON1
60 C40 C40 0.1u 0.1u RP1 RP1 33R 33R
VDDP
59 RP2 RP2 33R 33R
GND
58 RP3 RP3 33R 33R
P0.1
57 PNL_CTRL
P0.0
56
P0.2
55 R23 R23 33R 33R
RESET
2
54 VCC5V FB3 FB3 B30R B30R
PWM1D
53
PWM2D
52 R25 R25 33R 33R
1 5 1 5 0 8 9 2 4
TEST1N
51 C45 C45 0.1u 0.1u
PWR_RSTN
R32 R32 4K7 4K7
2
VCC33V FB4 FB4 B30R B30R
R35 R35 33R 33R
RP4 RP4
33R 33R
R38 R38 4K7 4K7
U3 U3
PMC25LV512 PMC25LV512
1 8 C55 C55 1u 1u VCCN10V R39 R39 0R 0R
CE VCC
2 7
SO HLD
5 3
SI WP
6 4
SCK GND
1n 1n VCCDC
33p 33p
33p 33p R47 R47 12K 12K
1n 1n
33p 33p U4 U4 AZ4558 AZ4558
33p 33p VCOMDC R49 R49 3K3 3K3 2 8
IN1- VOC
0.1u 0.1u VCOMAC R51 R51 4K7 4K7 3 1
IN1+ OP1
5 7
IN2+ OP2
6 4
IN2- VEE
VCCN3V6
CN5 CN5
VCC5V
1
IIC_DA
2
IIC_CL
BD2 BD2 BD3 BD3 3
DGND 4
4x1 W/HOUSING/NC 4x1 W/HOUSING/NC
SPI FLASH
m
DGND
C78 C78
10u/25V 10u/25V
c o
VCC15V
C1206D C1206D
VGH
R65 R65 33K 1% 33K 1%
4-18
DVP-FX720
2
9 9
13 14
7inch TFT
CN1 CN1
LCD PANEL
1
GND
2
VCC
3
VGL
4
VGH
5
STR
6
STL
7
CKV
8
U/D
9
OEV
10
VCOM COLOR
11
VCOM
12 LCD
L/R
13
MOD
14
OEH
15
STHL
16
STHR
17
OPH3
18
OPH2
19
OPH1
20
VCC
21
GND
22
VR
23
VG
24
VB
25
AVDD
26
AVSS
FFC26(TOP) FFC26(TOP)
M1 M1
AP2301 3
AP2301 PNL_AVDD
9 8 2 9 9
M2 M2
AP2301 3
AP2301 PNL_DVDD
PNL_VEE
R52 R52 33R 33R PNL_VCOM
T-CON
LCD