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Panasonic Manuals
LCD TV
TC-L55DT50W
Service manual
A-Board (11/12) - Panasonic TC-L55DT50W Service Manual
55 inch class 1080p lcd hdtv
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Service manual
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2.11. A-Board (11/12)
A-BOARD (11/12)
!
TO 10/12
PEAKS-LD4
P_MMDQ[0-15]
P_MMDQS0
P_MMXDQS0
P_MMDQS1
P_MMXDQS1
P_MMDM0
P_MMDM1
AD_MMA[0-14]
R8240
22
P_MMA15
D1HY2208A012
AD_MMA14
P_MMA14
AD_MMA11
P_MMA11
AD_MMA8
P_MMA8
AD_MMA6
P_MMA6
AD_MMA4
P_MMA4
AD_MMA1
P_MMA1
AD_MMA12
P_MMA12
AD_MMA10
P_MMA10
R8241
22
D1HY2204A012
AD_MMA9
P_MMA9
AD_MMA13
P_MMA13
AD_MMA7
P_MMA7
AD_MMA2
P_MMA2
R8242
22
D1HY2204A012
AD_MMA5
P_MMA5
AD_MMA0
P_MMA0
AD_MMA3
P_MMA3
P_MMBA2
AD_MMBA2
R8243
22
D1HY2204A012
AD_MMBA0
P_MMBA0
AD_MMXWE
P_MMXWE
AD_MMXRAS
P_MMXRAS
AD_MMBA1
P_MMBA1
P_MMCK
P_MMCK
P_MMXCK
P_MMXCK
AD_MMXCS0
R8234
P_MMXCS0
47
P_MMCKE0
P_MMCKE0
AD_MMODT0
R8235
P_MMODT0
47
AD_MMXCS1
R8236
P_MMXCS1
47
P_MMCKE1
P_MMCKE1
AD_MMODT1
R8237
P_MMODT1
47
R8238
AD_MMXCAS
P_MMXCAS
22
P_MMXRESET
P_MMXRESET
R8221
10k
R8200
P_MMZQ
240
1%
R8204
R8207
SUB1.5V
1%
270
1%
270
P_MMVREF0
C8230
0.1u
16V
R8203
R8206
1%
270
1%
270
P_MMVREF1
C8231
16V
0.1u
R8205
R8208
1%
270
1%
270
P_MMVREF2
C8232
0.1u
16V
P_DDR3VOUT
C8229
10V
1u
P_MMDQ[16-31]
P_MMDQS3
P_MMXDQS3
P_MMDQS2
P_MMXDQS2
P_MMDM3
P_MMDM2
91
92
IC8200
P_MMDQ0
=
IC8200
E3
DQL0
P_MMDQ5
=
IC8200
F7
DQL1
C3ABUY000019
P_MMDQ1
=
IC8200
F2
DQL2
P_MMDQ4
=
DDR3
IC8200
F8
DQL3
P_MMDQ3
=
IC8200
H3
DQL4
P_MMDQ7
=
IC8200
H8
DQL5
P_MMDQ2
=
IC8200
G2
DQL6
P_MMDQ6
=
IC8200
H7
DQL7
SUB1.5V
P_MMDQ13
=
IC8200
D7
DQU0
=
P_MMDQ9
=
IC8200
C3
DQU1
C8216
10u
10V
IC8200
A1
VDDQ
P_MMDQ15
=
=
IC8200
C8
DQU2
IC8200
A8
VDDQ
P_MMDQ8
=
=
IC8200
C2
DQU3
IC8200
C1
VDDQ
P_MMDQ12
=
=
IC8200
A7
DQU4
C8218
0.1u
IC8200
C9
VDDQ
16V
P_MMDQ10
=
=
IC8200
A2
DQU5
IC8200
D2
VDDQ
P_MMDQ14
=
=
IC8200
B8
DQU6
C8220
0.1u
16V
IC8200
E9
VDDQ
P_MMDQ11
=
=
IC8200
A3
DQU7
C8221
0.1u
16V
IC8200
F1
VDDQ
=
IC8200
H2
VDDQ
=
=
IC8200
F3
DQSL
IC8200
H9
VDDQ
=
IC8200
G3
/DQSL
C8224
0.1u
16V
=
=
IC8200
C7
DQSU
IC8200
B2
VDD
=
=
IC8200
B7
/DQSU
IC8200
D9
VDD
=
=
IC8200
G7
VDD
IC8200
E7
DML
=
=
IC8200
K2
VDD
IC8200
D3
DMU
=
IC8200
K8
VDD
=
IC8200
N1
VDD
=
R8218
220
IC8200
N9
VDD
=
P_MMCK
=
IC8200
R1
VDD
IC8200
J7
CK
=
P_MMXCK
=
IC8200
R9
VDD
IC8200
K7
/CK
P_MMCKE0
=
IC8200
K9
CKE
AD_MMXCS0
=
IC8200
L2
/CS
AD_MMXRAS
=
IC8200
J3
/RAS
AD_MMXCAS
=
IC8200
K3
/CAS
AD_MMXWE
=
AD_MMA0
=
IC8200
L3
/WE
IC8200
N3
A0
AD_MMA1
=
IC8200
P7
A1
AD_MMBA0
=
AD_MMA2
=
IC8200
M2
BA0
IC8200
P3
A2
AD_MMBA1
=
AD_MMA3
=
IC8200
N8
BA1
IC8200
N2
A3
AD_MMBA2
=
AD_MMA4
=
IC8200
M3
BA2
IC8200
P8
A4
AD_MMA5
=
AD_MMODT0
=
IC8200
P2
A5
IC8200
K1
ODT
AD_MMA6
=
IC8200
R8
A6
P_MMXRESET
=
AD_MMA7
=
IC8200
T2
/RESET
IC8200
R2
A7
AD_MMA8
=
IC8200
T8
A8
R8220
=
AD_MMA9
=
240
IC8200
L8
ZQ
IC8200
R3
A9
1%
AD_MMA10
=
IC8200
L7
A10(AP)
AD_MMA11
=
IC8200
R7
A11
R8230
R8231
=
AD_MMA12
=
SUB1.5V
IC8200
M8
VREFCA
IC8200
N7
A12(/BC)
AD_MMA13
=
270
1%
270
1%
C8203
IC8200
T3
A13
0.1u
AD_MMA14
=
16V
IC8200
T7
NC
=
IC8200
H1
VREFDQ
C8204
0.1u
16V
=
R8232
R8233
IC8201
M8
VREFCA
C8205
270
1%
270
1%
0.1u
IC8201
16V
=
C3ABUY000019
IC8201
H1
VREFDQ
C8206
0.1u
DDR3
16V
R8219
240
=
IC8201
L8
ZQ
1%
AD_MMA0
=
IC8201
N3
A0
AD_MMA1
=
IC8201
P7
A1
R8217
220
AD_MMA2
=
IC8201
P3
A2
P_MMCK
=
AD_MMA3
=
IC8201
J7
CK
IC8201
N2
A3
P_MMXCK
=
AD_MMA4
=
IC8201
K7
/CK
IC8201
P8
A4
AD_MMA5
=
IC8201
P2
A5
AD_MMA6
=
P_MMCKE1
=
IC8201
R8
A6
IC8201
K9
CKE
AD_MMA7
=
IC8201
R2
A7
AD_MMA8
=
AD_MMXCS1
=
IC8201
T8
A8
IC8201
L2
/CS
AD_MMA9
=
AD_MMXRAS
=
IC8201
R3
A9
IC8201
J3
/RAS
AD_MMA10
=
AD_MMXCAS
=
IC8201
L7
A10(AP)
IC8201
K3
/CAS
AD_MMA11
=
AD_MMXWE
=
IC8201
R7
A11
IC8201
L3
/WE
AD_MMA12
=
IC8201
N7
A12(/BC)
AD_MMA13
=
AD_MMBA0
=
IC8201
T3
A13
IC8201
M2
BA0
AD_MMA14
=
AD_MMBA1
=
IC8201
T7
NC
IC8201
N8
BA1
AD_MMBA2
=
IC8201
M3
BA2
AD_MMODT1
=
IC8201
K1
ODT
P_MMXRESET
=
IC8201
T2
/RESET
SUB1.5V
=
C8207
10V
IC8201
A1
VDDQ
10u
P_MMDQ24
=
=
IC8201
E3
DQL0
IC8201
A8
VDDQ
P_MMDQ29
=
=
IC8201
F7
DQL1
C8208
0.1u
16V
IC8201
C1
VDDQ
P_MMDQ25
=
=
IC8201
F2
DQL2
IC8201
C9
VDDQ
P_MMDQ28
=
=
IC8201
F8
DQL3
IC8201
D2
VDDQ
C8210
0.1u
16V
P_MMDQ27
=
=
IC8201
H3
DQL4
IC8201
E9
VDDQ
P_MMDQ31
=
=
IC8201
H8
DQL5
C8212
0.1u
16V
IC8201
F1
VDDQ
P_MMDQ26
=
=
IC8201
G2
DQL6
IC8201
H2
VDDQ
P_MMDQ30
=
=
IC8201
H7
DQL7
IC8201
H9
VDDQ
P_MMDQ21
=
IC8201
D7
DQU0
C8215
0.1u
16V
P_MMDQ17
=
=
IC8201
C3
DQU1
IC8201
B2
VDD
P_MMDQ23
=
=
IC8201
C8
DQU2
IC8201
D9
VDD
P_MMDQ16
=
=
IC8201
C2
DQU3
IC8201
G7
VDD
P_MMDQ20
=
=
IC8201
A7
DQU4
IC8201
K2
VDD
P_MMDQ18
=
=
IC8201
A2
DQU5
IC8201
K8
VDD
P_MMDQ22
=
=
IC8201
B8
DQU6
IC8201
N1
VDD
P_MMDQ19
=
=
IC8201
A3
DQU7
IC8201
N9
VDD
=
IC8201
R1
VDD
=
=
IC8201
F3
DQSL
IC8201
R9
VDD
=
IC8201
G3
/DQSL
=
IC8201
C7
DQSU
=
IC8201
B7
/DQSU
=
IC8201
E7
DML
=
IC8201
D3
DMU
93
94
=
IC8200
A9
VSS
=
IC8200
B3
VSS
=
IC8200
E1
VSS
=
IC8200
G8
VSS
=
TO 10/12
IC8200
J2
VSS
USB REF
=
IC8200
J8
VSS
=
IC8200
T9
VSS
=
IC8200
M1
VSS
=
P_USBRREF
IC8200
M9
VSS
=
R8301
IC8200
P1
VSS
=
6.2k
1%
IC8200
P9
VSS
=
IC8200
T1
VSS
=
IC8200
B1
VSSQ
=
IC8200
B9
VSSQ
=
AD_MMA[0-14]
IC8200
D1
VSSQ
=
IC8200
D8
VSSQ
TO 10/12
=
CLK
IC8200
E2
VSSQ
=
IC8200
E8
VSSQ
=
C8301
IC8200
F9
VSSQ
9p
50V
24.576MHz
=
IC8200
G1
VSSQ
P_AXI
=
IC8200
G9
VSSQ
X8300
H0J245500110
P_AXO
R8300
C8300
9p
50V
470
=
IC8200
J1
NC
=
IC8200
J9
NC
=
IC8200
L1
NC
=
IC8200
L9
NC
DMD REF
TO 10/12
=
IC8200
M7
NC
C8304
1u
10V
P_VREFHDMD
C8305
1u
10V
P_VREFLDMD
C8306
1u
10V
A-ADC REF
TO 10/12
P_VREF1V5
C8307
1u
10V
V-DAC REF
TO 10/12
AVDDV33
P_AVDD33
C8308
1u
10V
P_VCOMP
=
IC8201
J1
NC
=
VIDEO INPUT
TO 10/12
IC8201
J9
NC
=
IC8201
L1
NC
=
C8309
IC8201
L9
NC
1u 10V
=
IC8201
M7
NC
P_VC1_N
R8302
36
C8310
1u 10V
P_VC2_N
R8303
36
C8311
1u 10V
P_VC3_N
=
IC8201
A9
VSS
R8304
=
36
IC8201
B3
VSS
=
IC8201
E1
VSS
=
C8312
IC8201
G8
VSS
1u 10V
=
IC8201
J2
VSS
P_VC4_N
=
IC8201
J8
VSS
R8305
=
36
IC8201
T9
VSS
=
HDMI3.3V
IC8201
M1
VSS
=
IC8201
M9
VSS
=
IC8201
P1
VSS
=
IC8201
P9
VSS
=
IC8201
T1
VSS
=
IC8201
B1
VSSQ
=
IC8201
B9
VSSQ
=
IC8201
D1
VSSQ
=
IC8201
D8
VSSQ
=
IC8201
E2
VSSQ
=
IC8201
E8
VSSQ
=
IC8201
F9
VSSQ
=
IC8201
G1
VSSQ
=
IC8201
G9
VSSQ
95
96
15
STB3.3V
L8002
R8002
J0JYC0000464
VDD33STM(IO, Xtal)
P_VDDSTM33
P
STMADAVDD33(ADC.ASW)
P_STMADAVDD33
C8004
16V
0.1u
STB1.1V
R8003
VDDSTM11(CORE)
P_VDDSTM11
P
C8007
C8005
10u
0.1u
10V
16V
SUB1.1V
VDD11
SUB1.1V
C8014
LVVDD11
22u
SUB1.1V
4V
AVDDVAD11
P_AVDDVAD11
R8009
1.1
C8036
SUB1.8V
1u 10V
R8004
AVDDH18
P_VDD18
P
C8017
0.1u
16V
L8003
J0JKC0000021
AVDDSIF18
P_AVDDSIF18
VDDSD18V33V
R8005
VDDSD18_33(SD CARD)
P_VDDSD18_33
P
SUB3.3V
R4076
R8006
VDDTCON25_33
P_VDDTCON25_33
P
C8019
16V
0.1u
WOL3.3V
R8007
VDDWOL33(Wake On LAN)
P_VDDWOL33
P
C8020
16V
SUB1.5V
0.1u
L8001
TO 10/12
J0JCC0000287
VDDIOCK
P_VDDIOCK15
VDDIO15
SUB1.5V
C8002
SUB3.3V
10V
10u
R8110
LVVDD33(LVDS)
P_VDD33
P
C8025
C8024
C8023
C8022
1u
0.1u
0.1u
0.1u
DPAVDD33(DIO PLL)
10V
16V
16V
16V
P_VDD33
VDDEM18_33(eMMC)
P_VDD33
VDD33(Digital IO)
P_VDD33
L8004
L8005
J0JYC0000464
J0JCC0000287
AVDDEVE33
P_AVDDEVE33
AVDDHP33
P_AVDD33
C8031
AVDDPLL33
10u
P_AVDD33
10V
AVDDV33
P_AVDD33
AVDAPUSB33(USB)
P_AVDD33
L8006
R8008
J0JYC0000464
330
AVDDADA33
P_AVDDADA33
C8033
C8034
C8038
C8039
4V
10V
4V
4V
10u
22u
22u
22u
AVDDH33(HDMI)
HDMI3.3V
C8035
16V
0.1u
97
98
99
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