1
1
2
2
3
3
4
4
5
5
6
6
D
D
C
C
B
B
A
A
DDR_DQ1L_7
DDR_BA_1
DDR_CS1N
DDR_DQ1L_5
DDR_BA_2
DDR_DQ1L_4
DDR_DQ1U_4
DDR_DQ1L_3
DDR_DQS1L
DDR_DQ1L_2
DDR_CLK
DDR_DQ1U_0
DDR_KGD_CKE
DDR_KGD_CKE
DDR_A_7
DDR_BA_0
DDR_DQ1U_1
DDR_A_4
DDR_DQ1U_7
DDR_DQS1UN
DDR_DQ1L_6
DDR_A_5
DDR_DQ1U_6
DDR_CASN
DDR_A_3
DDR_DQ1U_5
DDR_RSTN
DDR_RASN
DDR_A_2
DDR_DQ1U_2
DDR_A_6
MMU_RSTN
DDR_DQ1U_3
DDR_DQS1U
DDR_A_14
DDR_A_13
DDR_WEN
DDR_DQS1LN
DDR_A_12
DDR_CLKN
DDR_CKE
DDR_CKE
DDR_ODT
DDR_A_1
DDR_A_11
DDR_A_0
DDR_A_10
DDR_A_8
DDR_A_9
DDR_DM1L
DDR_DM1U
DDR_DQ1L_0
DDR_DQ1L_1
GND
GND
GND
R61 R59
R52
R51
R55
C74
GND
VDDI
VDDI
GND
GND
EMMC_CMD
GND
EMMC_D1
EMMC_D2
EMMC_CMD
EMMC_D3
EMMC_D0
EMMC_D7
EMMC_nRST
EMMC_D4
EMMC_D5
EMMC_D6
EMMC_D7
EMMC_D4
EMMC_D5
EMMC_D6
EMMC_D5
EMMC_D3
GND
VDD
K9
VDD
J10
VDD
F5
VDD
E6
VDD_IF
P3
VDD_IF
P5
VDD_IF
N4
VDD_IF
M4
VDD_IF
C6
CREG/VDDi
C2
VSS
C4
CLK
M6
CMD
M5
D0
A3
D1
A4
D2
A5
D3
B2
VSS
E7
VSS
G5
VSS
H10
VSS
K8
VSS
N2
VSS
N5
VSS
P4
VSS
P6
D4
B3
D5
B4
D6
B5
D7
B6
RESET
K5
ERR
F3
ERR
G2
ERR
G1
ERR
D4
ERR
E3
ERR
F2
ERR
F1
ERR
E1
ERR
E2
ERR
D3
ERR
D1
ERR
D2
ERR
C3
ERR
C1
ERR
A2
ERR
B7
ERR
A8
ERR
N7
ERR
P8
ERR
M8
ERR
N9
ERR
P9
ERR
M9
ERR
N10
ERR
P11
ERR
N1
Vss
A6
VSF
E9
VSF
E10
VSF
F10
DS
H5
Vss
J5
ERR
A1
ERR
C5
ERR
M1
ERR
M2
U1
EMMC_DQS
EMMC_CLK
EMMC_CLK
EMMC_nRST
C9
C5
C6
C2
C3
GND
R9
GND
C4
R35
R36
R37
EMMC_CLK
EMMC_CMD
EMMC_nRST
EMMC_D1
EMMC_D2
EMMC_D3
EMMC_D0
EMMC_D7
EMMC_D4
EMMC_D5
EMMC_D6
EMMC_D0_IC
EMMC_D1_IC
EMMC_D2_IC
EMMC_D3_IC
EMMC_D4_IC
EMMC_D5_IC
EMMC_D6_IC
EMMC_D7_IC
EMMC_CMD_IC
EMMC_CLK_IC
EMMC_RST_IC
EMMC_CMD
EMMC_nRST
C1
C108
R50
GND
For
a
Die
stack
/CAS
K3
/CK
K7
/CS
L2
/LDQS
G3
/RAS
J3
/RST
T2
/UDQS
B7
/WE
L3
A0
N3
A1
P7
A10
L7
A11
R7
A12
N7
A13
T3
A2
P3
A3
N2
A4
P8
A5
P2
A6
R8
A7
R2
A8
T8
A9
R3
BA0
M2
BA1
N8
BA2
M3
CK
J7
CKE
K9
LDM
E7
LDQ0
E3
LDQ1
F7
LDQ2
F2
LDQ3
F8
LDQ4
H3
LDQ5
H8
LDQ6
G2
LDQ7
H7
LDQS
F3
NC/ODT1
J1
NC/CKE1
J9
NC/ZQ1
L9
NC/CS1
L1
A15
M7
ODT
K1
UDM
D3
UDQ0
D7
UDQ1
C3
UDQ2
C8
UDQ3
C2
UDQ4
A7
UDQ5
A2
UDQ6
B8
UDQ7
A3
UDQS
C7
V
D
D
R
1
V
D
D
B
2
V
D
D
D
9
V
D
D
N
9
V
D
D
G
7
V
D
D
N
1
V
D
D
K
2
V
D
D
R
9
V
D
D
K
8
V
D
D
Q
A
8
V
D
D
Q
F
1
V
D
D
Q
H
2
V
D
D
Q
C
9
V
D
D
Q
D
2
V
D
D
Q
A
1
V
D
D
Q
E
9
V
D
D
Q
H
9
V
D
D
Q
C
1
VREFCA
M8
VREFDQ
H1
V
S
S
A
9
V
S
S
P
1
V
S
S
E
1
V
S
S
J2
V
S
S
P
9
V
S
S
T
1
V
S
S
G
8
V
S
S
M
9
V
S
S
T
9
V
S
S
J8
V
S
S
M
1
V
S
S
B
3
V
S
S
Q
B
1
V
S
S
Q
B
9
V
S
S
Q
G
1
V
S
S
Q
G
9
V
S
S
Q
D
8
V
S
S
Q
D
1
V
S
S
Q
E
8
V
S
S
Q
E
2
V
S
S
Q
F
9
ZQ
L8
A14
T7
U12
DDR_A_7
DDR_A_4
DDR_A_5
DDR_A_3
DDR_A_2
DDR_A_6
DDR_A_14
DDR_A_13
DDR_A_12
DDR_A_1
DDR_A_11
DDR_A_0
DDR_A_10
DDR_A_8
DDR_A_9
DDR_BA_1
DDR_BA_2
DDR_BA_0
DDR_CKE
DDR_RASN
DDR_CASN
DDR_WEN
DDR_CLK
DDR_CLKN
DDR_CS1N
DDR_RSTN
DDR_ODT
DDR_DQ1L_7
DDR_DQ1L_5
DDR_DQ1L_4
DDR_DQ1L_3
DDR_DQ1L_2
DDR_DQ1L_6
DDR_DQ1L_0
DDR_DQ1L_1
DDR_DQ1U_4
DDR_DQ1U_0
DDR_DQ1U_1
DDR_DQ1U_7
DDR_DQ1U_6
DDR_DQ1U_5
DDR_DQ1U_2
DDR_DQ1U_3
DDR_DM1U
DDR_DM1L
DDR_DQS1L
DDR_DQS1LN
DDR_DQS1U
DDR_DQS1UN
R47
R46
R49
R48
GND
C54
C68
C73
C67
DDR_CLK
DDR_CLKN
DDR_RSTN
MMU_RSTN
GND
R60
R58
R56
R53
GND
GND
C48
C49
C50
C51
C57
C58
C59
C60
C64
R44
R43
R38
R39
R40
R41
R42
R45
1.8_EMMC
R10
1.5V_DDR
1.5V_DDR
1.5V_DDR
1.5V_DDR
1.5V_DDR
C47
VIN
1
GND
2
REFEN
3
VOUT
4
VCNTL1
8
VCNTL2
7
VCNTL3
6
VCNTL4
5
UL3
RD22
RD23
GND
CD31
CD29
CD33
GND
CD32
CD30
+0.75V_DDR
1.5V_DDR
5V_STB
QM6
GND
R18
POWER_ON_IC
DDR_RST_IC
DDR_CKE_IC
+0.75V_DDR
C61
C62
C63
C65
C66
C69
C70
C101
C103
GND
C335
C336
R425
R426
R427
R428
R429
R430
R431
R432
R433
R434
R435
R436
R437
R438
R439
R440
R441
R442
R445
R444
R448
R447
R446
DDR_A_7
DDR_A_4
DDR_A_5
DDR_A_3
DDR_A_2
DDR_A_6
DDR_A_14
DDR_A_13
DDR_A_12
DDR_A_1
DDR_A_11
DDR_A_0
DDR_A_10
DDR_A_8
DDR_A_9
DDR_BA_1
DDR_BA_2
DDR_BA_0
DDR_RASN
DDR_CASN
DDR_WEN
DDR_CS1N
DDR_ODT
3V3_STB
R152
R155
C337
C338
3V3_STB
DM3
K4
DQS3B
N3
DQS3
M2
DQS2B
M3
DQS2
L1
DM2
P3
DQ16
L3
MWE
AB4
MBA1
T5
MBA0
AA1
MA10
R5
MA1
AA5
MA3
Y2
MA7
W3
MA12
T4
MA5
W2
MA9
V1
MBA2
Y1
MCKE1
R6
VREF
P12
MCLK
U2
MCLKB
U3
MODT
AB2
MRAS
AB3
MA2
AC3
MA11
W4
MA8
W5
MA6
V5
MA4
U4
MA0
AC2
MCAS
AA2
MA13
V3
MCS1
AB5
MRST
AC5
DQ17
P1
DQ18
K2
DQ19
R3
DQ20
J1
DQ21
T3
DQ22
J2
DQ23
R2
DQ24
N6
DQ25
M6
DQ26
P6
DQ27
J4
DQ28
M4
DQ29
K5
DQ30
N5
DQ31
L5
MA14
Y4
RESET_KGD
AC4
VREFQ_KGD
H1
ZQ
AA6
KGD_CKE0
AB6
U27A
C8
GND
1.8_EMMC
1.8_EMMC
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...
