![background image](http://html2.mh-extra.com/html/haier/led46t3/led46t3_service-manual_4863522064.webp)
5
5
4
4
3
3
2
2
1
1
D
D
C
C
B
B
A
A
ARDQ8
ARDQ10
AM81_AV12
AM81_DV33
ARBA0
A2_BA0
GND
ARCKE
A2_CKE
VTT_CS
ARWE#
ARDQ2
A1_CKE
ARCS#
A1_A0
A1_A1
ACLK1#
ACLK1
ACLK0#
ACLK0
A1_A2
A1_A3
A1_A4
A1_A5
A1_A6
A1_A7
A2_RAS#
A2_WE#
A2_ODT
A2_CS#
A1_A8
A1_A9
A1_A10
A1_A11
ARDQ16
ARDQ17
A2_CAS#
A1_A12
ARCLK0
ARCLK0#
ARCLK1
ARDQ18
ARDQ19
ARDQ20
ARDQ21
ARDQ22
ARCLK1#
ARDQ23
ARDQ24
ARDQ25
ARDQ26
ARDQ27
ARDQ28
ARDQ29
ARDQ30
ARDQ31
ARCLK0
ARCLK0#
A2_A0
A2_A1
ARCLK1
ARCLK1#
A2_A2
A2_A3
A2_A4
A2_A5
A2_A6
A2_A7
A2_A8
A2_A9
A2_A10
A2_A11
A2_A12
A1_RAS#
A1_WE#
A1_ODT
A1_CS#
A1_CAS#
A1_CKE
A2_CKE
ACLK0#
AMEMTP
AMEMTN
ACLK0
ARDQM2
ARDQM3
ARDQM0
ARDQM1
ARDQS1
ARDQS3
ARDQS3#
ARDQS1#
ARDQS0
ARDQS2
ARDQS2#
ARDQS0#
ACLK1#
ARDQ16
ARCAS#
ARA1
ARA5
ARA4
ARA12
ARDQ17
ARDQ31
ARDQ19
ARDQ30
ARA11
ARA9
ARA8
ARCKE
ARODT
ARA2
ARDQ18
ARA0
ARA6
ARA7
ARRAS#
ARCS#
ACLK1
ARDQ21
ARDQ20
ARDQ28
ARDQ23
ARWE#
ARA10
ARA3
ARBA1
ARBA0
ARDQ22
ARDQ29
ARDQ27
ARDQ24
ARDQ25
ARDQ26
ARDQ1
ARDQ2
ARDQ3
ARDQ7
ARDQ6
ARDQ5
ARDQ0
ARDQ4
ARDQS0
ARDQS1
ARDQS2
ARDQM2
ARDQM3
ARDQS3
GND
ARDQ15
ARDQ14
AAV12_MEMPLL
ARDQ0
ARDQ1
ARDQ9
ARDQ3
ARDQ4
ARDQ6
ARDQ13
ARDQ8
ARDQ12
ARDQ11
ARDQ7
AMEM_VREF
ARDQ9
ARDQ11
ARDQ12
ARDQ13
ARDQ14
A1_BA0
ARDQ10
ARDQ15
ARDQM1
ARDQM0
ARDQS3#
ARDQS2#
AMEM_VREF
ARDQS1#
ARDQS0#
AMEM_VREF
A1_BA1
A1_BA0
A2_BA0
A2_BA1
ARDQ5
ARCKE
ARA4
ARA11
ARA0
ARA2
ARA1
ARBA1
ARA12
ARA7
ARA5
ARA8
ARA6
ARA9
A2_A4
A2_A0
A2_CAS#
A2_CS#
A2_RAS#
A2_ODT
ARODT
ARA10
ARA3
ARRAS#
ARCAS#
ARCS#
A2_WE#
A2_A10
A2_A3
A2_A7
A2_A12
A2_BA1
A2_A1
A2_A5
A2_A9
A2_A6
A2_A8
A2_A2
A2_A11
A1_WE#
ARA4
ARA8
ARA0
ARA6
A1_A10
A1_A3
ARA5
ARA9
ARA12
ARA7
A1_A7
A1_A12
A1_A9
A1_A5
ARA1
ARA11
ARA2
ARBA1
A1_A1
A1_BA1
A1_A2
A1_A11
A1_A8
A1_A6
A1_A4
A1_A0
A1_CAS#
A1_CS#
A1_RAS#
A1_ODT
ARODT
ARWE#
ARA10
ARA3
ARRAS#
ARCAS#
ARCS#
ARBA0
AM81_AV12
AM81_DV33
ADR_DV33
AM81_DDRV
AM81_DDRV
AM81_DDRV
AM81_DDRV
AMEM_VREF
AM81_AV12
AM81_DDRV
AM81_DDRV
AM81_DDRV
AM81_DDRV
ADR_DV33
AM81_DV33
AAV12_MEMPLL
AM81_DDRV
AM81_DDRV
AM81_AV12
2,3,5
AM81_DV33
2,3
GND
2,3,5
Title
Size
Document Number
Rev
Date:
Sheet
of
MediaTek Inc.
TEL:(03)567-0766 FAX:(03)578-7610
No.1-2, Innovation Rd 1, SBIP, Hsin-Chu City 300
Drawn
MT8281_D2V1
C
45
Wednesday, October 14, 2009
DDR2x2 DRAM
MediaTek Confidential
Title
Size
Document Number
Rev
Date:
Sheet
of
MediaTek Inc.
TEL:(03)567-0766 FAX:(03)578-7610
No.1-2, Innovation Rd 1, SBIP, Hsin-Chu City 300
Drawn
MT8281_D2V1
C
45
Wednesday, October 14, 2009
DDR2x2 DRAM
MediaTek Confidential
Title
Size
Document Number
Rev
Date:
Sheet
of
MediaTek Inc.
TEL:(03)567-0766 FAX:(03)578-7610
No.1-2, Innovation Rd 1, SBIP, Hsin-Chu City 300
Drawn
MT8281_D2V1
C
45
Wednesday, October 14, 2009
DDR2x2 DRAM
MediaTek Confidential
Swap for 2 layer PCB layout 02/18/09
For Measurement
Swap for 2 layer PCB layout 02/18/09
CAPs for AV12_MEMPLL
Max
CAPs for DRAM IO Power ( Beneath the DDR#1 )
CAPs for DRAM IO Power ( Beneath the MT8281 )
CAPs for DRAM IO Power ( Beneath the DDR#2 )
Termination For CS#
Close to MT8281
Damping and Termination for CLK
Close to DRAM
800MHz
800MHz
DDR#2 MSB
DDR#1 LSB
MEM_VREF Circuit
Damping for DDR#2 ADDR/CMD
Damping for DDR#1 ADDR/CMD
LDO#2 for DRAM Power
CD33 for improve High Frequecy line rejection
1.25 x (1+121/280)+55uA*121 = 1.8V /0.9A
ATP10ATP10
ACD118
4.7nF
ACD118
4.7nF
+
ACDE4
470uF/10v
+
ACDE4
470uF/10v
ARD57
1K_1%
R0402/SMD
ARD57
1K_1%
R0402/SMD
ACD155
NS/0.1uF
ACD155
NS/0.1uF
ARD64
NS/100
ARD64
NS/100
ACD126
0.1uF
ACD126
0.1uF
ACD140
0.1uF
ACD140
0.1uF
ARD55
121_1%
R0603/SMD
ARD55
121_1%
R0603/SMD
ACD136
NS/0.1uF
ACD136
NS/0.1uF
ACD15
NS/0.1uF
ACD15
NS/0.1uF
ACD149
330pF_C0G_50V
ACD149
330pF_C0G_50V
ACD145
0.1uF
ACD145
0.1uF
ACD116
1.5nF_X7R_50V
ACD116
1.5nF_X7R_50V
ACD138
4.7nF
ACD138
4.7nF
AUD3
32Mx16 DDR2
AUD3
32Mx16 DDR2
VDD
A1
NC
A2
VSS
A3
VSSQ
A7
UDQS
A8
VDDQ
A9
DQ14
B1
VSSQ
B2
UDM
B3
UDQS
B7
VSSQ
B8
DQ15
B9
VDDQ
C1
DQ9
C2
VDDQ
C3
VDDQ
C7
DQ8
C8
VDDQ
C9
DQ12
D1
VSSQ
D2
DQ11
D3
DQ10
D7
VSSQ
D8
DQ13
D9
VDD
E1
NC
E2
VSS
E3
VSSQ
E7
LDQS
E8
VDDQ
E9
DQ6
F1
VSSQ
F2
LDM
F3
LDQS
F7
VSSQ
F8
DQ7
F9
VDDQ
G1
DQ1
G2
VDDQ
G7
DQ0
G8
VDDQ
G9
DQ4
H1
VSSQ
H2
DQ3
H3
DQ2
H7
VSSQ
H8
DQ5
H9
VDDL
J1
VREF
J2
VSS
J3
VSSDL
J7
CK
J8
VDD
J9
CKE
K2
WE
K3
RAS
K7
CK
K8
ODT
K9
NC/BA2
L1
BA0
L2
BA1
L3
CAS
L7
CS
L8
A10/AP
M2
A1
M3
A2
M7
A0
M8
VDD
M9
VSS
N1
A3
N2
A5
N3
A6
N7
A4
N8
A7
P2
A9
P3
A11
P7
A8
P8
VSS
P9
VDD
R1
A12
R2
NC/A14
R3
NC/N15
R7
NC/A13
R8
VDDQ
G3
ACD129
0.01uF
ACD129
0.01uF
ACD133
0.1uF
ACD133
0.1uF
ARND9
56x4
ARND9
56x4
1
2
3
4
5
6
7
8
ACD134
330pF_C0G_50V
ACD134
330pF_C0G_50V
ARD56
1K_1%
R0402/SMD
ARD56
1K_1%
R0402/SMD
ACD119
330pF_C0G_50V
ACD119
330pF_C0G_50V
ACD127
1uF
ACD127
1uF
CD33
4.7uF/10V
CD33
4.7uF/10V
ARND13
56x4
ARND13
56x4
1
2
3
4
5
6
7
8
ACD156
1.5nF_X7R_50V
ACD156
1.5nF_X7R_50V
AFB79
0603_Bead
AFB79
0603_Bead
ACD151
4.7nF
ACD151
4.7nF
ARND8
56x4
ARND8
56x4
1
2
3
4
5
6
7
8
ACD160
0.1uF
ACD160
0.1uF
ACD115
4.7nF
ACD115
4.7nF
ARD62
56
ARD62
56
ARD48
100
ARD48
100
ACD113
NS/0.1uF
ACD113
NS/0.1uF
ACD135
0.1uF
ACD135
0.1uF
ACD120
4.7nF
ACD120
4.7nF
ACD130
0.1uF
ACD130
0.1uF
ACD154
1.5nF_X7R_50V
ACD154
1.5nF_X7R_50V
ARD50
22
ARD50
22
ARD47
22
ARD47
22
ARND7
56x4
ARND7
56x4
1
2
3
4
5
6
7
8
ACD150
0.1uF
ACD150
0.1uF
ACD128
0.1uF
ACD128
0.1uF
ACD147
4.7nF
ACD147
4.7nF
ACD148
330pF_C0G_50V
ACD148
330pF_C0G_50V
ARND10
56x4
ARND10
56x4
1
2
3
4
5
6
7
8
ACD152
NS/0.1uF
ACD152
NS/0.1uF
ACD137
1.5nF_X7R_50V
ACD137
1.5nF_X7R_50V
ACD158
4.7uF/10V
ACD158
4.7uF/10V
ACD141
1.5nF_X7R_50V
ACD141
1.5nF_X7R_50V
ARND4
56x4
ARND4
56x4
1
2
3
4
5
6
7
8
ACD159
4.7uF/10V
ACD159
4.7uF/10V
ACD139
330pF_C0G_50V
ACD139
330pF_C0G_50V
ARD66
NS/100
ARD66
NS/100
ACD123
1.5nF_X7R_50V
ACD123
1.5nF_X7R_50V
ARD61
56
ARD61
56
+
ACDE3
470uF/10v
+
ACDE3
470uF/10v
ARND11
56x4
ARND11
56x4
1
2
3
4
5
6
7
8
+
ACDE2
Low ESR 470uF/6.3v
+
ACDE2
Low ESR 470uF/6.3v
ARD60
56
ARD60
56
ACD142
NS/0.1uF
ACD142
NS/0.1uF
ACD146
0.1uF
ACD146
0.1uF
ACD143
4.7nF
ACD143
4.7nF
MT8282_BGA_20081008_Final
AU60B
MT8282_BGA_20081008_Final
AU60B
RDQ8
A10
RDQS1
A11
RDQS0_
A12
RDQ12
A14
RDQ1
A15
RDQ4
A16
RRAS_
A6
RDQ2
A8
RDQ10
B10
RDQS1_
B11
RDQS0
B12
RDQ9
B13
RDQ11
B14
RDQ3
B15
RCS_
B6
RDQ0
B9
RDQ13
C10
RDQ6
C14
RODT
C7
RDQ5
C8
RDQ15
D10
RDQ14
D12
RDQM1
D13
RBA1
D5
RCAS_
D7
RDQ7
D9
RWE_
E1
RDQM0
E12
RBA2
E2
RCKE
E3
RBA0
E4
RDQ17
G1
RDQ19
G2
RDQ20
G3
RDQ27
H1
RDQ25
H2
RDQ28
H3
RDQ22
H4
RDQM3
J2
RDQ30
J4
RDQS2_
K1
RDQS2
K2
RDQM2
K3
RDQS3
L1
RDQS3_
L2
RDQ24
L4
RDQ26
M2
RDQ29
M3
RDQ31
M4
RDQ16
M5
RDQ18
N1
RDQ23
N2
RDQ21
N4
REXTDN
R1
MEMTN
A1
VCC2IO
A17
MEMTP
A2
RA1
A3
RA2
A4
RCLK0_
A7
RA9
B1
VCC2IO
B16
RA5
B3
RA11
B4
RA6
B5
RCLK0
B7
VCC2IO
B8
RA7
C1
VCC2IO
C15
RA12
C2
RA8
C5
RA0
C6
VCC2IO
C9
VCC2IO
D14
RA10
D2
RA3
D3
RA4
D6
VCC2IO
D8
VCC2IO
E13
VCC2IO
E7
VCC2IO
E8
VCC2IO
E9
VCC2IO
F1
VCC2IO
F2
VCC2IO
F3
RVREF0
F4
RVREF0
F5
VCC2IO
G4
VCC2IO
G5
AVDD12_MEMPLL
H8
AVSS12_MEMPLL
J8
VCC2IO
L5
VCC2IO
N5
RCLK1_
P1
RCLK1
P2
VCC2IO
P3
VCC2IO
P4
VCC2IO
P5
VCC2IO
R2
VCC2IO
R3
VCC2IO
R4
VCC2IO
T1
VCC2IO
T2
VCC2IO
T3
VCC2IO
U1
ARD49
22
ARD49
22
ARND12
56x4
ARND12
56x4
1
2
3
4
5
6
7
8
ACD131
330pF_C0G_50V
ACD131
330pF_C0G_50V
ARD63
56
ARD63
56
ARD58
300
ARD58
300
ACD125
NS/0.1uF
ACD125
NS/0.1uF
+
ACDE5
470uF/10v
+
ACDE5
470uF/10v
ACD114
4.7nF
ACD114
4.7nF
ACD144
0.1uF
ACD144
0.1uF
ARND6
56x4
ARND6
56x4
1
2
3
4
5
6
7
8
ACD157
10uF/10V
ACD157
10uF/10V
AUD4
32Mx16 DDR2
AUD4
32Mx16 DDR2
VDD
A1
NC
A2
VSS
A3
VSSQ
A7
UDQS
A8
VDDQ
A9
DQ14
B1
VSSQ
B2
UDM
B3
UDQS
B7
VSSQ
B8
DQ15
B9
VDDQ
C1
DQ9
C2
VDDQ
C3
VDDQ
C7
DQ8
C8
VDDQ
C9
DQ12
D1
VSSQ
D2
DQ11
D3
DQ10
D7
VSSQ
D8
DQ13
D9
VDD
E1
NC
E2
VSS
E3
VSSQ
E7
LDQS
E8
VDDQ
E9
DQ6
F1
VSSQ
F2
LDM
F3
LDQS
F7
VSSQ
F8
DQ7
F9
VDDQ
G1
DQ1
G2
VDDQ
G7
DQ0
G8
VDDQ
G9
DQ4
H1
VSSQ
H2
DQ3
H3
DQ2
H7
VSSQ
H8
DQ5
H9
VDDL
J1
VREF
J2
VSS
J3
VSSDL
J7
CK
J8
VDD
J9
CKE
K2
WE
K3
RAS
K7
CK
K8
ODT
K9
NC/BA2
L1
BA0
L2
BA1
L3
CAS
L7
CS
L8
A10/AP
M2
A1
M3
A2
M7
A0
M8
VDD
M9
VSS
N1
A3
N2
A5
N3
A6
N7
A4
N8
A7
P2
A9
P3
A11
P7
A8
P8
VSS
P9
VDD
R1
A12
R2
NC/A14
R3
NC/N15
R7
NC/A13
R8
VDDQ
G3
AU64
AP1084-ADJ
TO-263-3/SMD
AU64
AP1084-ADJ
TO-263-3/SMD
IN
3
ADJ/G
ND
1
OUT
2
ACD153
0.1uF
ACD153
0.1uF
ARD51
100
ARD51
100
ACD121
0.1uF
ACD121
0.1uF
ATP11ATP11
ARD54
280_1%
R0603/SMD
ARD54
280_1%
R0603/SMD
ARD52
22
ARD52
22
ARND5
56x4
ARND5
56x4
1
2
3
4
5
6
7
8