LG 42LD450 Service Manual page 23

VCC_1.5V_DDR
VCC_1.5V_DDR
A-MVREFDQ
CLose to Saturn7M IC
CLose to DDR3
IC1201
H5TQ1G63BFR-H9C
M8 N3
A-MVREFCA
VREFCA A0
P7
A1
P3
A2
H1 N2
A-MVREFDQ VREFDQ A3
P8
A4
P2
R1203 A5
L8 R8
ZQ A6
R2
240
A7
1% T8
A8
B2 R3
VDD_1 A9
D9 L7
VDD_2 A10/AP
G7 R7
VDD_3 A11
K2 N7
VDD_4 A12/BC
K8 T3
VDD_5 A13
N1
VDD_6
N9 M7
VDD_7 A15
R1
VDD_8
R9 M2
VCC_1.5V_DDR
VDD_9 BA0
N8
BA1
M3
BA2
A1
VDDQ_1
A8 J7
VDDQ_2 CK
C1 K7
VDDQ_3 CK
C9 K9
CKE
VDDQ_4
D2
VDDQ_5
E9 L2
VDDQ_6 CS
F1 K1
VDDQ_7 ODT
H2 J3
VDDQ_8 RAS
H9 K3
VDDQ_9 CAS
L3
WE
J1
NC_1
J9 T2
NC_2 RESET
L1
NC_3
L9
NC_4
T7 F3
NC_6 DQSL
G3
DQSL
A9 C7
VSS_1 DQSU
B3 B7
VSS_2 DQSU
E1
VSS_3
G8 E7
VSS_4 DML
J2 D3
VSS_5 DMU
J8
VSS_6
M1 E3
VSS_7 DQL0
M9 F7
VSS_8 DQL1
P1 F2
VSS_9 DQL2
P9 F8
VSS_10 DQL3
T1 H3
VSS_11 DQL4
T9 H8
VSS_12 DQL5
G2
DQL6
H7
DQL7
B1
VSSQ_1
B9 D7
VSSQ_2 DQU0
D1 C3
VSSQ_3 DQU1
D8 C8
VSSQ_4 DQU2
E2 C2
DQU3
VSSQ_5
E8 A7
VSSQ_6 DQU4
F9 A2
VSSQ_7 DQU5
G1 B8
VSSQ_8 DQU6
G9 A3
VSSQ_9 DQU7
THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
Copyright © 2010 LG Electronics. Inc. All rights reserved.
Only for training and service purposes
VCC_1.5V_DDR
DDR3 1.5V By CAP - Place these Caps near Memory
A-MVREFCA
Close to DDR Power Pin
R1213
A-MA0 A-TMA0
10
R1214
A-MA2 A-TMA2
10
AR1208
A-MA11 A-TMA11
A-TMA1
A-MA1
A-MA8 A-TMA8
A-MA6 A-TMA6
A-MA0 10
AR1203
A-MA1
A-MA2 A-MBA0 A-TMBA0
A-MA3 A-TMA3
A-MA3
A-MA4 A-MA5 A-TMA5
A-MA7 A-TMA7
A-MA5
10
A-MA6
AR1204
A-MA7
A-MA4 A-TMA4
A-MA8
A-MA12 A-TMA12
A-MA9
A-MBA1 A-TMBA1
A-MA10
A-MA10 A-TMA10
A-MA11
10
A-MA12
AR1201
A-MA13
A-MRESETB A-TMRESETB
A-MBA2 A-TMBA2
A-MA13 A-TMA13
A-MA9 A-TMA9
A-MBA0
A-MCK
10
A-MBA1
R1206
A-MBA2
A-MCK A-TMCK
C1209
10
R1207
0.01uF
25V A-MCKB A-TMCKB
10
A-MCKE
AR1202
A-MCKB A-MRASB A-TMRASB
A-MCASB A-TMCASB
A-MODT
A-MODT A-TMODT
A-MRASB
VCC_1.5V_DDR
A-MWEB A-TMWEB
A-MCASB
10
R1231
A-MWEB
10K R1208
A-MDQSL A-TMDQSL
10
A-MRESETB
R1209
A-MDQSLB A-TMDQSLB
10
A-MDQSL R1211
A-MDQSU A-TMDQSU
A-MDQSLB
10
R1212
A-TMDQSUB
A-MDQSUB A-TMRESETB
A-MDQSU
10
A-MDQSUB
AR1209
A-MDQL1 A-TMDQL1
A-MDML
A-MDQL3 A-TMDQL3 A-TMDQSLB
A-MDMU
A-MDML A-TMDML
A-MDQU2 A-TMDQU2
A-MDQL0
10
A-TMDQSUB
A-MDQL1
AR1210
A-MDQL2
A-MCKE A-TMCKE
A-MDQL3
A-MDQL7 A-TMDQL7
A-MDQL4
A-MDQL5 A-TMDQL5
A-MDQL5
A-MDQL6
10
A-MDQL7
AR1205
A-MDQL0 A-TMDQL0
A-MDQU0
A-TMDQL2
A-MDQL2
A-MDQU1
A-MDQL6 A-TMDQL6
A-MDQU2
A-MDQL4 A-TMDQL4
A-MDQU3
10
A-MDQU4
AR1206
A-MDQU5
A-MDQU7 A-TMDQU7
A-MDQU6
A-MDQU3 A-TMDQU3
A-MDQU7
A-MDQU5 A-TMDQU5
A-MDMU A-TMDMU
10
AR1207
A-MDQU6 A-TMDQU6
A-TMDQU0
A-MDQU0
A-MDQU4 A-TMDQU4
10
R1210
A-MDQU1 A-TMDQU1
10
R1233 10K
A-MCKE
DDR3 1.5V By CAP - Place these Caps near Memory
VCC_1.5V_DDR
+1.5V_DDR
L1201
C1225 C1226
10uF
0.1uF
10V
16V
IC101
LGE107D (S7M Divx_Non RM)
S7M_DIVX & MS10
B8 A25
A-TMA0 A_DDR3_A0/DDR2_A13 B_DDR3_A0/DDR2_A13 B-TMA0
B9 B24
A-TMA1 A_DDR3_A1/DDR2_A8 B_DDR3_A1/DDR2_A8 B-TMA1
A8 A24
A-TMA2 A_DDR3_A2/DDR2_A9 B_DDR3_A2/DDR2_A9 B-TMA2
C21 P25
A-TMA3 B-TMA3
A_DDR3_A3/DDR2_A1 B_DDR3_A3/DDR2_A1
B10 C24
A-TMA4 A_DDR3_A4/DDR2_A2 B_DDR3_A4/DDR2_A2 B-TMA4
A22 P26
A-TMA5 B-TMA5
A_DDR3_A5/DDR2_A10 B_DDR3_A5/DDR2_A10
A10 B26
A-TMA6 A_DDR3_A6/DDR2_A4 B_DDR3_A6/DDR2_A4 B-TMA6
B22 R24
A-TMA7 B-TMA7
A_DDR3_A7/DDR2_A3 B_DDR3_A7/DDR2_A3
C9 B25
A-TMA8 A_DDR3_A8/DDR2_A6 B_DDR3_A8/DDR2_A6 B-TMA8
C23 T26
A-TMA9 B-TMA9
A_DDR3_A9/DDR2_A12 B_DDR3_A9/DDR2_A12
B11 D24
A-TMA10 A_DDR3_A10/DDR2_RASZ B_DDR3_A10/DDR2_RASZ B-TMA10
A9 A26
A-TMA11 B-TMA11
A_DDR3_A11/DDR2_A11 B_DDR3_A11/DDR2_A11
C10 C25
A-TMA12 A_DDR3_A12/DDR2_A0 B_DDR3_A12/DDR2_A0 B-TMA12
B23 T25
A-TMA13 B-TMA13
A_DDR3_A13/DDR2_A7 B_DDR3_A13/DDR2_A7
B21 P24
A-TMBA0 A_DDR3_BA0/DDR2_BA2 B_DDR3_BA0/DDR2_BA2 B-TMBA0
A11 C26
A-TMBA1 A_DDR3_BA1/DDR2_CASZ B_DDR3_BA1/DDR2_CASZ B-TMBA1
A23 R26
A-TMBA2 A_DDR3_BA2/DDR2_A5 B_DDR3_BA2/DDR2_A5 B-TMBA2
A12 D26
A-TMCK A_DDR3_MCLK/DDR2_MCLK B_DDR3_MCLK/DDR2_MCLK B-TMCK
C11 D25
A-TMCKB B-TMCKB
A_DDR3_MCLKZ/DDR2_MCLKZ B_DDR3_MCLKZ/DDR2_MCLKZ
B12 E24
A-TMCKE A_DDR3_CKE/DDR2_DQ5 B_DDR3_CKE/DDR2_DQ5 B-TMCKE
C20 N25
A-TMODT B-TMODT
A_DDR3_ODT/DDR2_ODT B_DDR3_ODT/DDR2_ODT
A20 M26
A-TMRASB A_DDR3_RASZ/DDR2_WEZ B_DDR3_RASZ/DDR2_WEZ B-TMRASB
B20 N24
A-TMCASB B-TMCASB
A_DDR3_CASZ/DDR2_BA1 B_DDR3_CASZ/DDR2_BA1
A21 N26
A-TMWEB A_DDR3_WEZ/DDR2_BA0 B_DDR3_WEZ/DDR2_BA0 B-TMWEB
C22 R25
A_DDR3_RESETB B_DDR3_RESETB B-TMRESETB
C16 J25
A-TMDQSL A_DDR3_DQSL/DDR2_DQS0 B_DDR3_DQSL/DDR2_DQS0 B-TMDQSL
B16 J24
B-TMDQSLB
A_DDR3_DQSLB/DDR2_DQSB0 B_DDR3_DQSLB/DDR2_DQSB0
A16 H26
A-TMDQSU B-TMDQSU
A_DDR3_DQSU/DDR2_DQSB1 B_DDR3_DQSU/DDR2_DQSB1
C15 H25
A_DDR3_DQSUB/DDR2_DQS1 B_DDR3_DQSUB/DDR2_DQS1 B-TMDQSUB
A14 F26
A-TMDML A_DDR3_DML//DDR2_DQ13 B_DDR3_DML/DDR2_DQ13 B-TMDML
B18 L24
A-TMDMU B-TMDMU
A_DDR3_DMU/DDR2_DQ6 B_DDR3_DMU/DDR2_DQ6
C18 L25
A-TMDQL0 B-TMDQL0
A_DDR3_DQL0/DDR2_DQ3 B_DDR3_DQL0/DDR2_DQ3
B13 F24
A-TMDQL1 A_DDR3_DQL1/DDR2_DQ7 B_DDR3_DQL1/DDR2_DQ7 B-TMDQL1
A19 L26
A-TMDQL2 B-TMDQL2
A_DDR3_DQL2/DDR2_DQ1 B_DDR3_DQL2/DDR2_DQ1
C13 F25
A-TMDQL3 A_DDR3_DQL3/DDR2_DQ10 B_DDR3_DQL3/DDR2_DQ10 B-TMDQL3
C19 M25
A-TMDQL4 A_DDR3_DQL4/DDR2_DQ4 B_DDR3_DQL4/DDR2_DQ4 B-TMDQL4
A13 E26
A-TMDQL5 A_DDR3_DQL5/DDR2_DQ0 B_DDR3_DQL5/DDR2_DQ0 B-TMDQL5
B19 M24
A-TMDQL6 A_DDR3_DQL6/DDR2_CKE B_DDR3_DQL6/DDR2_CKE B-TMDQL6
C12 E25
A-TMDQL7 B-TMDQL7
A_DDR3_DQL7/DDR2_DQ2 B_DDR3_DQL7/DDR2_DQ2
A15 G26
A-TMDQU0 B-TMDQU0
A_DDR3_DQU0/DDR2_DQ15 B_DDR3_DQU0/DDR2_DQ15
A17 J26
A-TMDQU1 A_DDR3_DQU1/DDR2_DQ9 B_DDR3_DQU1/DDR2_DQ9 B-TMDQU1
B14 G24
A-TMDQU2 B-TMDQU2
A_DDR3_DQU2/DDR2_DQ8 B_DDR3_DQU2/DDR2_DQ8
C17 K25
A-TMDQU3 A_DDR3_DQU3/DDR2_DQ11 B_DDR3_DQU3/DDR2_DQ11 B-TMDQU3
B15 H24
A-TMDQU4 B-TMDQU4
A_DDR3_DQU4/DDR2_DQM1 B_DDR3_DQU4/DDR2_DQM1
A18 K26
A-TMDQU5 A_DDR3_DQU5/DDR2_DQ12 B_DDR3_DQU5/DDR2_DQ12 B-TMDQU5
C14 G25
A-TMDQU6 B-TMDQU6
A_DDR3_DQU6/DDR2_DQM0 B_DDR3_DQU6/DDR2_DQM0
B17
K24
A-TMDQU7 A_DDR3_DQU7/DDR2_DQ14 B_DDR3_DQU7/DDR2_DQ14 B-TMDQU7
VCC_1.5V_DDR
B-MVREFCA
Close to DDR Power Pin
CLose to Saturn7M IC
R1215
B-TMA0 B-MA0
10
R1216
B-MA2
B-TMA2
10
AR1211
B-TMA11 B-MA11
H5TQ1G63BFR-H9C
B-TMA1 B-MA1
B-TMA8 B-MA8
B-TMA6 B-MA6
N3
10 B-MA0
A0
P7
AR1214
B-MA1 A1
P3
B-TMBA0 B-MBA0
B-MA2 A2
N2
B-TMA3
B-MA3
B-MA3 A3
P8
B-TMA5 B-MA5
B-MA4 A4
P2
B-TMA7 B-MA7
B-MA5 A5
10 R8
B-MA6 A6
AR1215 R2
B-MA7 A7
B-TMA4 B-MA4 T8
B-MA8 A8
B-TMA12 B-MA12 R3
B-MA9
A9
B-TMBA1 B-MBA1 L7
B-MA10 A10/AP
B-TMA10 B-MA10 R7
B-MA11
A11
10
N7
B-MA12 A12/BC
AR1219 T3
B-MA13
A13
B-TMRESETB B-MRESETB
B-TMBA2 M7
B-MBA2
A15
B-TMA13 B-MA13
B-TMA9 M2
B-MA9
B-MBA0
B-MCK BA0
10 N8
B-MBA1 BA1
R1222 M3
B-MBA2 BA2
B-TMCK B-MCK C1240
10
J7
R1223 0.01uF CK
25V K7
B-TMCKB B-MCKB
CK
10
K9
B-MCKE CKE
AR1220
B-MCKB
B-TMRASB
B-MRASB
L2
CS
B-TMCASB B-MCASB
K1
B-MODT
B-TMODT ODT
B-MODT
J3
VCC_1.5V_DDR B-MRASB RAS
B-TMWEB B-MWEB
K3
B-MCASB
10 CAS
L3
R1232
B-MWEB WE
R1219 10K
B-TMDQSL B-MDQSL
10 T2
B-MRESETB RESET
R1220
B-TMDQSLB B-MDQSLB
10
F3
R1217
B-MDQSL DQSL
B-TMDQSU B-MDQSU G3
10 B-MDQSLB DQSL
R1218
C7
B-TMDQSUB B-MDQSUB
B-MDQSU DQSU
10
B7
B-MDQSUB DQSU
AR1212
B-TMDQL1 B-MDQL1 E7
B-MDML DML
B-TMDQL3 B-MDQL3 D3
B-MDMU
DMU
B-TMDML B-MDML
B-TMDQU2 B-MDQU2 E3
B-MDQL0
DQL0
10 F7
B-MDQL1 DQL1
AR1213 F2
B-MDQL2
DQL2
B-TMCKE
B-MCKE F8
B-MDQL3 DQL3
B-TMDQL7 B-MDQL7 H3
B-MDQL4
DQL4
B-TMDQL5 B-MDQL5 H8
B-MDQL5 DQL5
G2
B-MDQL6
DQL6
10 H7
B-MDQL7 DQL7
AR1216
B-TMDQL0 B-MDQL0 D7
B-MDQU0 DQU0
B-TMDQL2 B-MDQL2 C3
B-MDQU1 DQU1
B-TMDQL6 B-MDQL6 C8
B-MDQU2 DQU2
B-TMDQL4 B-MDQL4 C2
B-MDQU3 DQU3
10 A7
B-MDQU4
DQU4
AR1217 A2
B-MDQU5 DQU5
B-TMDQU7 B-MDQU7 B8
B-MDQU6
DQU6
B-TMDQU3 B-MDQU3 A3
B-MDQU7 DQU7
B-TMDQU5 B-MDQU5
B-TMDMU
B-MDMU
10
AR1218
B-TMDQU6 B-MDQU6
B-TMDQU0 B-MDQU0
B-TMDQU4 B-MDQU4
10
R1221
B-TMDQU1 B-MDQU1
10
10K R1234
B-MCKE
GP2_Saturn7M
DDR3(256MB)
VCC_1.5V_DDR
VCC_1.5V_DDR
B-MVREFDQ
CLose to DDR3
IC1202
M8
B-MVREFCA
VREFCA
H1
VREFDQ B-MVREFDQ
R1226
L8
ZQ
240
1%
B2
VDD_1
D9
VDD_2
G7
VDD_3
K2
VDD_4
K8
VDD_5
N1
VDD_6
N9
VDD_7
R1
VDD_8
R9
VCC_1.5V_DDR
VDD_9
A1
VDDQ_1
A8
VDDQ_2
C1
VDDQ_3
C9
VDDQ_4
D2
VDDQ_5
E9
VDDQ_6
F1
VDDQ_7
H2
VDDQ_8
H9
VDDQ_9
J1
NC_1
J9
NC_2
L1
NC_3
L9
NC_4
T7
NC_6
A9
VSS_1
B3
VSS_2
E1
VSS_3
G8
VSS_4
J2
VSS_5
J8
VSS_6
M1
VSS_7
M9
VSS_8
P1
VSS_9
P9
VSS_10
T1
VSS_11
T9
VSS_12
B1
VSSQ_1
B9
VSSQ_2
D1
VSSQ_3
D8
VSSQ_4
E2
VSSQ_5
E8
VSSQ_6
F9
VSSQ_7
G1
VSSQ_8
G9
VSSQ_9
Ver. 1.0
21
LGE Internal Use Only