![background image](http://html.mh-extra.com/html/sharp/lc32dv24u-31-5-lcd-tv/lc32dv24u-31-5-lcd-tv_service-manual_373863062.webp)
A
B
C
D
E
F
G
H
A
B
C
D
E
F
G
H
2
1
3
4
5
6
7
8
2
1
3
4
5
6
7
8
W889
W890
W881
IC2805
AT24C256BN-10SU-1.8
EEP_ROM IC
1
2
3
4
5678
R2837
1K
R2850
4.7K
R2853
10K
R2857
10K
R2860
4.7K
R2862
4.7K
R2856
10K
R2846
4.7K
R2841
10K
R2847
10K
R2842
10K
R2840
10K
R2839
4.7K
R2838
4.7K
C2947
0.1
B
C2945
0.1
B
C2940
0.1
B
C2965
0.1
B
C2939
0.1
B
C2946
0.1
B
C2941
0.1
B
C2942
0.1
B
C2933
0.1
B
C2943
0.1
B
C2944
0.1
B
C2935
0.1
B
C2936
0.1 B
C2951
0.001
B
C2928
0.1
B
C2959
0.1
B
C2925
0.1
B
C2927
0.1
B
C2949
0.1
B
C2929
0.1
B
C2926
0.1
B
C2950
0.001
B
C2968
0.1
B
C2937
0.1
B
C2938
0.1
B
C2931
0.1
B
C2932
0.1
B
C2934
0.1 B
V8
V7
W7
AA8
Y8
W8
J21
J20
J19
J18
IC2801
R8J66954BG
SCALER
J1
K1
K2
L1
L2
L3
M3
N2
P2
P1
P3
R1
R2
R3
U1
U2
V1
N4
N3
N1
M2
M1
T1
W3
AA3
AA4
V4
W4
Y5
V5
W5
W6
Y6
AA6
V6
Y7
W9
V9
T2
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
NOTE:THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL.
WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST
NOTE:THE DC VOLTAGE AT EACH PART WAS MEASURED
C2948
22
10V
V-S
PC_V
PC_H
SW_Y_IN
TU_CVBS
AV1_CVBS
PC_V
PC_H
AV3/AV4_Y
AV3/AV4_Y
AV1_CVBS
VGA-G
AV3/AV4_PB
VGA-B
SW_C_IN
AV3/AV4_PR
AV2_CVBS
VGA-R
S1_DET
VGA-G
SPDIF
LOUT_FI
AV2_CVBS
ROUT_FI
AV3/AV4_PB
TU_CVBS
I2C_CLK
I2C_DATA
ROUT
ROUT_FI
LOUT_FI
LOUT
VGA-B
ASW2
ASW1
HP_RST
TWIRE_RXDC
AV3/AV4_PR
TWIRE_TXDC
VGA-R
AD_A3.3V
IIC_OFF
DVD-H
I2C_CLK
I2C_DATA
SW_Y_IN
SW_C_IN
I2C_CLK
MCLK
I2C_DATA
SDOUT
ASW0
LRCK
DVD-H
BCLK
DVD-H
ASW0
ASW1
I2C_CLK
ASW2
ASW2
I2C_DATA
VDIM
MCU_SCIRXD
BL_PWM
MCU_SCITXD
LCD-H
TWIRE_RXDC
TWIRE_TXDC
MCU_SCIRXD
MCU_SCITXD
IIC_OFF
LCD-H
VDIM
GND
AT+3.3V
D3.3V
I2C_DATA
I2C_CLK
MCLK
DVD-H
S1_DET
SPDIF
SDOUT
LRCK
BCLK
HP_RST
LOUT
ROUT
TO SURROUND
FROM/TO MICON
H-28
H-27
FROM/TO TUNER
PCBDH0
CEG352
FROM/TO REGULATOR2
TO AV SWITCH2
FROM/TO FLASH
FROM/TO JACK3
TO SURROUND
FROM/TO AV SWITCH2
FROM/TO SCALER POWER
TO HDMI
FROM/TO JACK3
SCALER VIDEO/AUDIO SCHEMATIC DIAGRAM
SCLK0(GPIO)
SRXD0(GPIO)
STXD0(GPIO)
QBLCB(GPIO)
QBLCC(RXD0)
QBLCA
PCVIN
SSIN1
SSIN2
VIN3A
VIN1A
VIN2A
VRPA
VIN6A
VRPB
VREFB
VIN3B
VREFC
VRMB
VIN4B
VRMC
VIN3C
LPF
VRMA
VIN5A
VIN2B
VIN4A
VREFA
VRPC
RFAGC(GPIO)
SCISCK(GPIO)
DAC_VREF
ROUT
LOUT
SPDIFO
ACLK
ADATAO
LRCKO
BCKO
SANT
SCIRXD
SICL
A0
A1
A2
Vss
SDA
SCL
WP
Vcc
(DIGITAL PCB)
VIN2C
14
13
10
12
11
9
3.2
3.2
3.2
1.7
2.6
1.3
0
1.9
1.6
2.0
3.3
0.9
3.2
1.6
1.6
1.9
1.6
1.3
2.7
1.6
3.3
3.3
3.3
1.6
1.6
1.7
1.7
0
3.3
0
3.3
3.3
3.3
3.5
3.4
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
3.3
0
0
0
0
3.4
0
3.4
3.4