1
1
2
2
3
3
4
4
5
5
6
6
D
D
C
C
B
B
A
A
VDD33_USB
2V5_M_SIFADC
2V5_M_TVADC
GND
VDD09_STBC
VDD33_STBC
VDD33
VDD33_AUDAC
2V5_M_SIFADC
VDD_EMMC
2V5_M_TVADC
GND
VDD33_USB
VDD33_AUDAC
2V5_M_TVADC
GND
VDD33_STBC
VDD_EMMC
GND
VDD33
2V5_M_SIFADC
GND
VDD09_STBC
GND
GND
GND
C37
C36
C38 C39 C40 C41 C42
C44
C43
C46
C45
C53
GND
C29
C28
GND
C24
C23
C25 C26 C27
GND
C31
C30
GND
C33
C32
C34 C35
GND
C21
C20
C22
GND
C17
C16
GND
C19
C18
L7
L8
L2
L4
L6
C14 C15
R19
R6
R7
R11
R13
R15
R20 R21 R22 R23
R8
R14
R16
R17
R12
R24
R26 R27 R28
R25
BS0_I C
3V3_M
3V3_STB
BS4_IC
BS3_IC
BS9_IC
BS8_IC
3V3_STB
BS12_IC
LED_OUT_IC
BS19_IC
BS20_IC
BS15_IC
2V5_M
CORE_0.9V
1.5V_DDR
2V5_M
CORE_0.9V
3V3_STB
VDD33_STBC
1.8_EMMC
VDD_EMMC
3V3_M
VDD33
VDD33_AUDAC
1.5V_DDR
C71
2V5_M
CORE_0.9V
C56
2V5_M
3V3_M
VDD33_USB
RH39
CH33
GND
5V_M
R30
C72
GND
Q1
R2
PCB
路
R32
L3
VDD33_NET
VDD33_NET
C52
VDD33_AUADC
K17
VDD09_DDR
E5
VDD33_HDMI
U15
GND
L17
VDD25_TVADC1
N19
VDD25_TVDAC
M15
V
D
D
3
3
_
S
T
B
C
T
1
7
VDD25_MPLL
N16
V
D
D
3
3
_
E
T
H
E
R
N
E
T
T
1
6
GND
U1
GND
R14
VDD33_AUDAC
J17
VDD33_I O
R15
VDD25_SI FADC0
J19
V
D
D
3
3
_
X
T
A
L
R
1
7
VDD25_TVADC0
M18
GND
K14
VDD_CORE
D5
VDD_CORE
C5
VDD_CORE
C4
VDD_CORE
B5
VDD_CORE
B4
VDD_CORE
A5
VDD15_MMU
P11
VDD15A_MMU
F1
VDD33_USB2
P14
GND
J14
GND
N17
GND
A1
GND
J8
GND
J9
GND
J10
GND
K6
GND
M10
GND
N2
GND
N7
GND
N8
GND
N9
GND
N10
VDD15_MMU
M12
GND
P7
GND
P9
GND
R1
GND
R7
GND
V2
GND
AC1
GND
AC23
VDD15_MMU
G3
VDD15_MMU
G4
GND
K15
GND
L2
GND
AA3
GND
AA4
VDD_CORE
A4
GND
L15
VDD25_LVDS
K13
VDD25_LVDS
J13
GND
P10
VDD25_SI FADC1
H19
GND
M9
V
D
D
1
0
_
S
T
B
C
Y
2
0
GND
Y3
VDD33_USB0
P15
VDD25_APLL
M16
GND
J20
VDD25_BI AS
N18
VDD15A_MMU
F2
VDD15A_MMU
N12
VDD15_LDO
N11
VDD15_KGD
G1
VDD15_KGD
G2
GND
J15
GND
L16
GND
M1
GND
M5
GND
M17
GND
J3
VDD33_HDMI
T15
GND
L6
GND
P2
GND
T2
GND
V4
GND
K3
GND
N4
GND
R11
GND
U5
GND
Y5
GND
G20
GND
G19
GND
AA12
GND
G18
GND
H18
GND
H20
GND
N21
V
D
D
_
E
M
M
C
A
C
2
2
GND
K16
VDD15_CLK
F3
VDD25_DLL
L13
U27I
VDD33_NET
C7
GND
Summary of Contents for 32D1281
Page 27: ...1 No power No power LED RC or Key can not turn on TV Power LED no light no change...
Page 28: ...2 No Display Black Panel Back light is OK sound is OK but no picture...
Page 29: ...3 No back light Power LED logic OK sound OK but no picture Different from No Display...
Page 30: ...4 No sound One or all signal source without sound...
Page 31: ...5 Signal source no function One or several source no function...
