LG 37LH40 / 37LH41 (CHASSIS:LA92G) Service Manual ▷ View online
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.
URSA_A[0-12]
12:V19
M_SPI_DI
AJ20
0.
1u
F
C1129
W25X20AVSNIG
IC1101
3
WP
2
DO
4
GND
1
CS
5
DIO
6
CLK
7
HOLD
8
VCC
M E
M C
_ R
X E
1 +
1:
R3
9
URSA_DQSB0
12:Y11
100
R1113
10uF
C1133
0.1uF
C1152
M E
M C
_ R
X E
4 -
1:
R3
7
+3.3V_MEMC
+5V_GENERAL
12MHz
X1100
M E
M C
_ R
X O
1 +
1:
R3
6
R M
L V
7 P
13:M19
+1.26V_MEMC
+3.3V_MEMC
1K
R1134
R M
L V
7 N
13:M20
M E
M C
_ R
X O
4 +
1:
R3
5
0.
1u
F
C1130
R M
L V
5 P
13:M19
100
R1110
SOE
AR15
33
R1152
R M
C L
K P
13:M18
10uF
C1147
M E
M C
_ R
X E
1 -
1:
R3
9
LMLV7P
13:G20
GVST
13:G21;13:M21
M E
M C
_ R
X E
3 -
1:
R3
8
10uF
C1116
R M
L V
3 N
13:M18
M_XTALI
008:P27
15pF
C1156
4.7K
R1165
M E
M C
_ R
X E
2 -
1:
R3
8
RMLV8N
13:M20
10pF
50V
OPT
C1122
M E
M C
_ R
X E
2 +
1:
R3
8
0.1uF
C1118
URSA_DQS2
12:Q12
0.1uF
C1119
120-ohm
L1103
10uF
C1104
0.
1u
F
C1127
120-ohm
L1106
+3.3V_MEMC
URSA_MCLKZ
12:Q14
G C
L K
4
100
R1109
LMLV0P
13:G17
100
R1118
H_CONV
13:G21;13:M21
+3.3V_MEMC
33
R1138
M_XTALO
008:P27
0.
1u
F
C1128
1uF
C1113
+3.3V_MEMC
33
R1128
0.
1u
F
C1134
0.
1u
F
C1151
33
R1126
M E
M C
_ R
X O
3 -
1:
R3
5
33
R1127
+3.3V_MEMC
100
R1117
M_XTALI
AV33
M E
M C
_ R
X E
C -
1:
R3
7
0.
1u
F
C1112
0.
1u
F
C1108
10uF
C1146
+1.8V_MEMC
M_SPI_DI
AZ26
33pF
C1158
LED CAP
U R
S A
_ D
Q M
0
12:Y12
1KOPT
R1135
120-ohm
L1100
URSA1.26_BEAD
120-ohm
L1102
10uF
C1106
M E
M C
_ R
X O
0 +
1:
R3
6
10pF
50V
OPT
C1123
0.1uF
C1114
1K
R1162
M E
M C
_ R
X O
C +
1:
R3
4
RK7002T116
Q1100
S
D
G
R M
L V
1 P
13:M17
LMLV5P
13:G19
10uF
C1105
33
R1129
URSA_DQS1
12:Y12
M E
M C
_ R
X E
4 +
1:
R3
8
10K
R1125
OPT
0.1uF
C1142
1K
R1100
0.
1u
F
C1110
100
R1112
U R
S A
_ W
E Z
12
:T
9;
12
:V
10
M_SPI_CK
AJ20
LMLV7N
13:G20
R M
L V
6 P
13:M19
1KOPT
R1137
RMLV8P
13:M20
10pF
50V
OPT
C1125
M E
M C
_ R
X E
C +
1:
R3
7
LMCLKN
13:G19
10K
R1102
MEMC_SCL
AJ21
0.1uF
C1139
G C
L K
2
1K
R1136
M_SPI_CZ
AS28
M E
M C
_ R
X E
3 +
1:
R3
8
10uF
C1100
R M
L V
2 P
13:M17
GCLK3
13:G22;13:M21
LMLV3P
13:G18
LMLV2P
13:G18
U R
S A
_ M
C L
K Z
1
12:Y14
1M
R1142
0.
1u
F
C1132
0.1uF
C1137
33
R1166
OPT
M E
M C
_ R
X O
4 -
1:
R3
5
M E
M C
_ R
X E
0 -
1:
R3
9
R M
L V
2 N
13:M18
1K
OPT
R1163
LMLV2N
13:G18
URSA_DQSB3
12:Q11
URSA_DQS3
12:Q12
U R
S A
_ D
Q M
1
12:Y12
M_SPI_CZ
AJ21
M_SPI_DO
AS27
M E
M C
_ R
X O
0 -
1:
R3
6
POL
13:G21;13:M21
GCLK1
13:G22;13:M22
10uF
C1144
+3.3V_ST
URSA_RASZ
12
:S
16
;1
2:
W1
6
120-ohm
L1104
URSA_BA1
12
:T
9;
12
:V
10
URSA_ODT
12:Q14;12:Y14
100
R1116
LED_LCM_FRC
AS20
R M
L V
0 P
13:M17
URSA_DQM2
12:Q12
URSA_DQSB1
12:Y11
0.
1u
F
C1109
0.1uF
C1135
LMLV1P
13:G17
LMLV3N
13:G18
0.1uF
C1140
M E
M C
_ R
X O
C -
1:
R3
4
MEMC_SCL
1:AI7
TP1119
10uF
C1143
10uF
C1115
0.1uF
C1138
WP_FLASH_FRC
13:G21;13:M21
15pF
C1155
M_SPI_DO
AJ20
1K
OPT
R1101
10uF
C1149
M E
M C
_ R
X O
1 -
1:
R3
6
33
R1139
100
R1150
R M
L V
3 P
13:M18
10uF
C1150
1N4148W
100V
D1100
33
R1151
1K
R1160
33
R1130
LMLV8N
13:G20
+3.3V_MEMC
100
R1115
0.
1u
F
C1131
100
R1114
LMCLKP
13:G19
FRC_DQ[0-31]
12:E20;12:AL20
DPM
13:U20;13:AI20
M_SPI_CK
AZ27
URSA_CASZ
12
:S
16
;1
2:
W1
6
R M
L V
5 N
13:M19
10K
R1103
10pF
50V
OPT
C1120
100
R1111
GCLK5
13:M20
M E
M C
_ R
X O
3 +
1:
R3
5
G V
D D
_ O
D D
120-ohm
L1101
G V
D D
_ E
V E
N
10pF
50V
OPT
C1121
+3.3V_MEMC
LMLV6P
13:G19
R M
C L
K N
13:M18
10uF
C1103
URSA_DQM3
12:Q12
LMLV6N
13:G20
JTP-1127WEM
SW1100
12
4
3
33
R1131
M E
M C
_ R
X E
0 +
1:
R3
9
LMLV5N
13:G19
33
R1107
MEMC_RESET
1:AB21
+3.3V_MEMC
TJC2508-4A
P1100
1
2
3
4
MEMC_SDA
L31
10uF
C1107
10K
R1144
R M
L V
0 N
13:M17
10K
R1158
820
R1123
10uF
C1101
URSA_DQS0
12:Y12
MEMC_SDA
1:AI7
U R
S A
_ M
C L
K 1
12:Y15
10uF
C1148
R M
L V
1 N
13:M17
LED_LCM_FRC
AJ21
100
R1124
0.
1u
F
C1111
0.1uF
C1141
33
R1106
URSA_BA0
12
:T
9;
12
:V
10
10uF
C1145
0.1uF
C1157
10uF
C1117
R M
L V
6 N
13:M19
URSA_MCLK
12:Q15
M E
M C
_ R
X O
2 +
1:
R3
6
10pF
50V
OPT
C1124
M E
M C
_ R
X O
2 -
1:
R3
5
M _X
T A
L O
AR33
WP_FLASH_FRC
AJ21
URSA_DQSB2
12:Q11
120-ohm
L1105
0.1uF
C1154
GCLK6
13:M20
BL-HB533A-AV-TRB
LD1100
100
R1120
0.1uF
C1153
1K
OPT
R1161
LMLV0N
13:G17
U R
S A
_ M
C L
K E
12
:T
9;
12
:V
10
1uF
C1136
100
R1119
10uF
C1102
LMLV1N
13:G18
LMLV8P
13:G20
LGE7327N [ MST7327N(FRC Tcon) ]
IC1100
SDAS
E1
SCLS
D1
GPIO[8]
F1
GPIO[9]
G1
GND_14
K8
VDDC_1
E5
GPIO[10]
E2
GPIO[11]
F2
GPIO[12]
F3
GPIO[13]
G2
GPIO[22]
M4
GPIO[23]
M5
GPIO[14]
G3
GPIO[15]
E4
GPIO[16]
F4
GPIO[17]
G4
GPIO[18]
H4
GPIO[19]
J4
GPIO[20]
K4
GPIO[21]
L4
VDDP_2
J6
GND_7
H9
GND_15
K9
VDDC_2
F6
MDATA[20]
H1
MDATA[19]
H2
MDATA[17]
H3
MDATA[22]
J1
MDATA[27]
J2
MDATA[28]
J3
MDATA[25]
K1
MDATA[30]
K2
AVDD_DDR_2
K6
DDR2_DQM[3]
K3
DDR2_DQM[2]
L1
GND_10
J8
DDR2_DQS[2]
L2
DDR2_DQSB[2]
L3
AVDD_DDR_4
L6
VDDP_3
L8
GND_8
H10
DDR2_DQS[3]
M1
DDR2_DQSB[3]
M2
AVDD_DDR_5
L7
MDATA[31]
M3
MDATA[24]
N1
GND_11
J9
MDATA[26]
N2
MDATA[29]
N3
AVDD_DDR_6
L10
MDATA[23]
P1
MDATA[16]
R1
MDATA[18]
T1
MDATA[21]
T2
MCLK[0]
R2
MCLKZ[0]
P2
GND_1
G7
AVDD_MEMPLL
L9
MVREF
N5
ODT
N4
R A
S Z
T3
C A
S Z
R3
MADR[0]
P3
MADR[2]
T4
MADR[4]
R4
GND_12
J1
0
MADR[6]
P4
MADR[8]
T5
MADR[11]
R5
W E
Z
P5
BADR[1]
T6
BADR[0]
R6
MADR[1]
P6
MADR[10]
T7
A V
D D
_ D
D R
_ 7
L11
MADR[5]
R7
MADR[9]
P7
MADR[12]
T8
MADR[7]
R8
MADR[3]
P8
M C
L K
E
N8
GND_16
K10
V D
D C
_ 3
F7
MDATA[4]
T9
MDATA[3]
R9
GND_13
K7
MDATA[1]
P9
MDATA[6]
T10
A V
D D
_ D
D R
_ 3
K11
MDATA[11]
R10
MDATA[12]
P10
MDATA[9]
T11
MDATA[14]
R11
A V
D D
_ D
D R
_ 1
J1
1
DDR2_DQM[1]
P11
DDR2_DQM[0]
T12
DDR2_DQS[0]
R12
DDR2_DQSB[0]
P12
GND_9
J7
VDDP_1
H11
DDR2_DQS[1]
T13
DDR2_DQSB[1]
R13
MDATA[15]
P13
MDATA[8]
T14
MDATA[10]
R14
MDATA[13]
P14
MDATA[7]
T15
MDATA[0]
R15
MDATA[2]
P15
MDATA[5]
T16
MCLK[1]
R16
MCLKZ[1]
P16
GPIO[26]
N9
GPIO[27]
N10
GND_17
N11
RESET
M11
V D
D C
_ 4
G6
GPIO_3
D8
GPIO_5
D10
GPIO_9
E10
GPIO_8
E3
GPIO_1
D2
LAV8P
C15
LAV8N
B15
WPWM
A15
OPTP
A16
OPTN
B16
FLK
C16
GCLK6
D15
GCLK5
D16
AVDD_33_2
F9
GND_4
G10
LBV0P
E15
LBV0N
E16
LBV1P
E14
LBV1N
F14
LBV2P
F16
LBV2N
F15
LBV3P
G15
LBV3N
G16
LBVCKP
G14
LBVCKN
H14
LBV5P
H16
LBV5N
H15
LBV6P
J15
LBV6N
J16
LBV7P
J14
LBV7N
K14
GND_3
G9
LBV8P
L14
LBV8N
L15
GOE
L16
GSC
M16
AVDD_33_1
F8
GSPR
M15
GSP
M14
SOE
N16
POL
N15
VDDC_5
H6
GPIO[24]
N6
GPIO[7]
E12
GPIO[6]
D14
GPIO[5]
F12
GPIO[4]
E13
HCONV
F13
SPM
G13
LEDON
H13
GPIO[0]
J13
PWM0
K12
PWM1
L12
CSZ
K13
SDO
M12
SDI
M13
SCK
L13
GPIO[30]
N14
GPIO[29]
N13
GPIO[28]
N12
RE4P
B1
RE4N
A1
RE3P
C1
RE3N
C2
R E
C K
P
A2
R E
C K
N
B2
RE2P
B3
RE2N
A3
RE1P
C3
RE1N
C4
RE0P
A4
RE0N
B4
A V
D D
_ L
V D
S _1
F11
GND_6
H8
RO4P
B5
R O
4 N
A5
RO3P
C5
R O
3 N
C6
R O
C K
P
A6
R O
C K
N
B6
RO2P
B7
R O
2 N
A7
RO1P
C7
R O
1 N
C8
RO0P
A8
R O
0 N
B8
A V
D D
_ L
V D
S _2
G11
GND_5
H7
S C
A N
_ B
L K
K15
SCAN_BLK1
K16
X O
U T
D4
XIN
D3
V D
D _E
V E
N
B14
V D
D _O
D D
A14
S D
A M
D5
S C
L M
D6
GPIO[25]
N7
GPIO_10
E11
GPIO_7
D13
GPIO_6
D11
GND_2
G8
A V
D D
_ P
L L
F10
LAV0P
B9
L A
V 0N
A9
LAV1P
C9
L A
V 1N
C10
LAV2P
A10
L A
V 2N
B10
LAV3P
B11
L A
V 3N
A11
L A
V C
K P
C11
L A
V C
K N
C12
LAV5P
A12
L A
V 5N
B12
GPIO_4
D9
GPIO_2
D7
LAV6P
B13
L A
V 6N
A13
LAV7P
C13
L A
V 7N
C14
R E
X T
D12
4.7K
R1167
GVDD_ODD
1K
OPT
R1168
+3.3V_MEMC
0
L1100-*1
URSA1.26_0OHM
10K
C1158-*1
LED PULL DOWN
FRC_DQ[31]
URSA_A[3]
FRC_DQ[17]
FRC_DQ[28]
FRC_DQ[26]
FRC_DQ[14]
URSA_A[7]
URSA_A[6]
FRC_DQ[12]
FRC_DQ[15]
FRC_DQ[3]
FRC_DQ[29]
URSA_A[10]
FRC_DQ[19]
URSA_A[4]
FRC_DQ[9]
URSA_A[12]
FRC_DQ[13]
URSA_A[9]
FRC_DQ[21]
URSA_A[11]
FRC_DQ[25]
URSA_A[1]
FRC_DQ[11]
URSA_A[2]
FRC_DQ[27]
URSA_A[8]
URSA_A[5]
FRC_DQ[10]
FRC_DQ[0]
URSA_A[0]
FRC_DQ[23]
FRC_DQ[22]
FRC_DQ[2]
FRC_DQ[1]
FRC_DQ[30]
FRC_DQ[5]
FRC_DQ[0-31]
FRC_DQ[8]
FRC_DQ[6]
FRC_DQ[20]
FRC_DQ[7]
FRC_DQ[24]
FRC_DQ[16]
FRC_DQ[4]
FRC_DQ[18]
XTAL
HIGH
HIGH
HIGH
I2C
LOW
GPIO8
SPI FLASH(2Mbit)
LOW
URSA2 MINI LVDS TYPE
VENUS (MST7329N)
M+S NORMAL 42"(MST7327N)
HIGH
M+S GIP 37"(MST7327N)
URSA2 LVDS TYPE
HIGH
GPIO12
[ISP & I2C Port for FRC]
HIGH
HIGH
EEPROM
LOW
URSA2 MINI LVDS TYPE
LOW
LOW
HIGH
[LCM LED Block]
SPI
GPIO14
HIGH
LOW
M+S NORMAL 47"(MST7327N)
HIGH
PWM0
HIGH
URSA2 MINI LVDS TYPE
PWM1
C
2009
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.
URSA_MCLK1
11:AA15
1/16W
33
5%
R308
56
R305
URSA_BA0
11:R16;T9
URSA_WEZ
11:R16;V10
0.
1u
F
C305
0.
1u
F
C319
0.
1u
F
C948
FRC_DQ[0-31]
11:AB16;AL20
0.
1u
F
C325
56
AR316
0.
1u
F
C320
22
AR308
URSA_ODT
11:K19;Y14
56
R304
B_URSA_WEZ
Q13
56
AR315
1/16W
33
5%
R309
1K1
%
R322
URSA_DQS2
11:K24
56
R314
0.
1u
F
C314
+1.8V_FRC_DDR
URSA_DQSB1
11:Y16
+1.8V_FRC_DDR
+1.8V_FRC_DDR
URSA_WEZ
11:R16;T9
URSA_MCLKE
11:T16;T9
0.
1u
F
C341
0.
1u
F
C337
0.
1u
F
C330
URSA_DQM1
11:W16
1/16W
33
5%
R320
0.
1u
F
C333
1/16W
33
5%
R318
URSA_A[0-12]
11
:T
13
0.
1u
F
C336
A_URSA_BA0
AA15
0.
1u
F
C326
1000pF
C331
HYB18TC512160CF-1.9
IC300
J2
VREF
J8
CK
H2
VSSQ2
B7
UDQS
N8
A4
P8
A8
L1
NC4
L2
BA0
R8
NC3
K7
RAS
F8
VSSQ3
F3
LDM
P3
A9
M3
A1
N3
A5
K8
CK
R3
NC5
L3
BA1
J7
VSSDL
L7
CAS
F2
VSSQ4
B3
UDM
M2
A10/AP
K2
CKE
R7
NC6
M7
A2
N7
A6
M8
A0
J1
VDDL
K3
WE
E8
LDQS
P7
A11
K9
ODT
A2
NC1
N2
A3
P2
A7
H8
VSSQ1
F7
LDQS
A8
UDQS
R2
A12
L8
CS
E2
NC2
E7
VSSQ5
D8
VSSQ6
D2
VSSQ7
A7
VSSQ8
B8
VSSQ9
B2
VSSQ10
P9
VSS1
N1
VSS2
J3
VSS3
E3
VSS4
A3
VSS5
G9
VDDQ1
G7
VDDQ2
G3
VDDQ3
G1
VDDQ4
E9
VDDQ5
C9
VDDQ6
C7
VDDQ7
C3
VDDQ8
C1
VDDQ9
A9
VDDQ10
R1
VDD1
M9
VDD2
J9
VDD3
E1
VDD4
A1
VDD5
B9
DQ15
B1
DQ14
D9
DQ13
D1
DQ12
D3
DQ11
D7
DQ10
C2
DQ9
C8
DQ8
F9
DQ7
F1
DQ6
H9
DQ5
H1
DQ4
H3
DQ3
H7
DQ2
G2
DQ1
G8
DQ0
B_URSA_RASZ
R16
56
AR303
10uF
10
V
C322
URSA_DQM0
11:W16
+1.8V_MEMC
URSA_DQS0
11:X16
56
R316
0.
1u
F
C951
URSA_MCLK
11:K20
0.
1u
F
C952
FRC_DQ[0-31]
11:AB16;E20
1/16W
33
5%
R307
URSA_RASZ
11:P16;W16
1000pF
C306
0.
1u
F
C328
URSA_DQSB0
11:X16
+1.8V_FRC_DDR
0.
1u
F
C944
B_URSA_BA0
T10
B_URSA_BA1
T10
B_URSA_MCLKE
Q14
0.
1u
F
C942
56
R317
22
AR309
URSA_MCLKE
11:T16;V10
A_URSA_CASZ
X16
0.
1u
F
C315
B_URSA_BA1
O15
0.
1u
F
C310
10uF
C329
URSA_DQSB2
11:K24
B_URSA_MCLKE
T10
A_URSA_RASZ
Y13
+1.8V_FRC_DDR
1/16W
33
5%
R319
0.
1u
F
C308
0.
1u
F
C949
0.
1u
F
C945
0.
1u
F
C334
URSA_DQM2
11:K24
A_URSA_BA1
AA15
56
R313
URSA_BA1
11:R16;V10
0.
1u
F
C321
22
AR304
B_URSA_WEZ
T10
URSA_RASZ
11:P16;S16
0.
1u
F
C338
+1.8V_FRC_DDR
URSA_BA1
11:R16;T9
1K1
%
R311
URSA_MCLKZ1
11:AB15
10uF
C312
+1.8V_FRC_DDR
56
AR302
0.
1u
F
C300
56
AR314
0.
1u
F
C304
150
OPT
R300
0.
1u
F
C339
10uF
C323
URSA_DQS3
11:K23
1K
1 %
R310
A_URSA_RASZ
X16
URSA_MCLKZ
11:K20
B_URSA_CASZ
Q13
BLM18PG121SN1D
L300
A_URSA_CASZ
Y13
+1.8V_FRC_DDR
0.
1u
F
C340
URSA_ODT
11:K19;Q14
A_URSA_BA1
V9
0.
1u
F
C317
56
AR300
B_URSA_BA0
O15
URSA_CASZ
11:P16;S16
150
OPT
R323
10uF
C302
0.
1u
F
C318
1K1
%
R321
A_URSA_WEZ
V9
22
AR306
56
R302
22
AR310
0.
1u
F
C950
URSA_DQM3
11:K24
URSA_DQSB3
11:K23
22
AR311
22
AR313
A_URSA_MCLKE
V9
0.
1u
F
C324
0.
1u
F
C316
0.
1u
F
C309
0.
1u
F
C303
+1.8V_MEMC
56
R301
56
AR317
0.
1u
F
C313
56
R306
56
R303
0.
1u
F
C327
URSA_DQS1
11:Y16
10uF
10
V
C301
56
R312
56
AR301
56
R315
0.
1u
F
C943
B_URSA_CASZ
R16
HYB18TC512160CF-1.9
IC301
J2
VREF
J8
CK
H2
VSSQ2
B7
UDQS
N8
A4
P8
A8
L1
NC4
L2
BA0
R8
NC3
K7
RAS
F8
VSSQ3
F3
LDM
P3
A9
M3
A1
N3
A5
K8
CK
R3
NC5
L3
BA1
J7
VSSDL
L7
CAS
F2
VSSQ4
B3
UDM
M2
A10/AP
K2
CKE
R7
NC6
M7
A2
N7
A6
M8
A0
J1
VDDL
K3
WE
E8
LDQS
P7
A11
K9
ODT
A2
NC1
N2
A3
P2
A7
H8
VSSQ1
F7
LDQS
A8
UDQS
R2
A12
L8
CS
E2
NC2
E7
VSSQ5
D8
VSSQ6
D2
VSSQ7
A7
VSSQ8
B8
VSSQ9
B2
VSSQ10
P9
VSS1
N1
VSS2
J3
VSS3
E3
VSS4
A3
VSS5
G9
VDDQ1
G7
VDDQ2
G3
VDDQ3
G1
VDDQ4
E9
VDDQ5
C9
VDDQ6
C7
VDDQ7
C3
VDDQ8
C1
VDDQ9
A9
VDDQ10
R1
VDD1
M9
VDD2
J9
VDD3
E1
VDD4
A1
VDD5
B9
DQ15
B1
DQ14
D9
DQ13
D1
DQ12
D3
DQ11
D7
DQ10
C2
DQ9
C8
DQ8
F9
DQ7
F1
DQ6
H9
DQ5
H1
DQ4
H3
DQ3
H7
DQ2
G2
DQ1
G8
DQ0
22
AR312
A_URSA_WEZ
Y13
URSA_BA0
11:R16;V10
0.
1u
F
C307
0.
1u
F
C332
0.
1u
F
C946
22
AR307
0.
1u
F
C335
A_URSA_MCLKE
Z14
22
AR305
+1.8V_FRC_DDR
0.
1u
F
C947
A_URSA_BA0
V9
URSA_CASZ
11:P16;W16
B_URSA_RASZ
Q13
+1.8V_FRC_DDR
0.
1u
F
C311
DDRA_A[3]
FRC_DQ[9]
DDRA_A[9]
DDRA_A[6]
DDR_DQ[16]
DDR_DQ[12]
DDR_DQ[19]
DDRB_A[6]
DDRA_A[9]
DDR_DQ[4]
DDR_DQ[18]
DDRB_A[9]
DDRB_A[11]
DDRA_A[11]
DDRA_A[12]
URSA_A[0]
DDR_DQ[0-15]
DDRA_A[10]
FRC_DQ[20]
DDRB_A[9]
DDR_DQ[24]
URSA_A[7]
FRC_DQ[11]
URSA_A[0]
DDRB_A[12]
DDR_DQ[29]
URSA_A[8]
FRC_DQ[25]
DDRB_A[4]
FRC_DQ[0]
DDR_DQ[10]
DDRA_A[12]
DDR_DQ[1]
DDR_DQ[16-31]
FRC_DQ[31]
DDR_DQ[17]
DDR_DQ[8]
URSA_A[4]
DDRA_A[2]
DDR_DQ[7]
DDR_DQ[5]
DDRA_A[7]
DDR_DQ[15]
DDR_DQ[15]
URSA_A[10]
DDR_DQ[27]
DDRA_A[5]
DDR_DQ[9]
DDR_DQ[25]
DDR_DQ[9]
URSA_A[11]
URSA_A[3]
DDR_DQ[19]
DDRA_A[4]
FRC_DQ[10]
URSA_A[6]
DDR_DQ[7]
URSA_A[3]
DDR_DQ[6]
DDR_DQ[0]
FRC_DQ[6]
FRC_DQ[29]
DDRA_A[0]
URSA_A[12]
FRC_DQ[2]
DDR_DQ[17]
FRC_DQ[27]
DDR_DQ[27]
DDRA_A[6]
DDRB_A[0-12]
DDRA_A[7]
DDRB_A[5]
FRC_DQ[12]
DDR_DQ[10]
DDR_DQ[28]
URSA_A[1]
DDR_DQ[12]
DDR_DQ[1]
URSA_A[2]
DDR_DQ[2]
DDR_DQ[31]
DDRA_A[3]
URSA_A[1]
DDRB_A[3]
DDRA_A[5]
DDR_DQ[20]
DDRB_A[6]
DDRB_A[8]
DDR_DQ[21]
URSA_A[6]
DDR_DQ[14]
FRC_DQ[30]
DDRB_A[4]
DDRB_A[11]
DDR_DQ[22]
DDRA_A[2]
FRC_DQ[22]
URSA_A[7]
FRC_DQ[21]
FRC_DQ[4]
DDR_DQ[23]
FRC_DQ[24]
DDRA_A[8]
DDR_DQ[13]
DDRB_A[10]
DDR_DQ[3]
FRC_DQ[14]
URSA_A[9]
FRC_DQ[7]
DDR_DQ[26]
DDRB_A[12]
DDR_DQ[20]
URSA_A[5]
DDRB_A[8]
DDRB_A[1]
DDR_DQ[18]
DDRA_A[4]
DDR_DQ[4]
FRC_DQ[16]
FRC_DQ[1]
URSA_A[2]
URSA_A[10]
DDR_DQ[5]
FRC_DQ[19]
FRC_DQ[5]
DDRA_A[1]
DDRB_A[2]
DDRA_A[8]
FRC_DQ[26]
URSA_A[11]
DDRB_A[5]
DDR_DQ[11]
DDRB_A[2]
DDRA_A[1]
DDRB_A[0]
DDR_DQ[11]
DDRA_A[0]
DDR_DQ[23]
FRC_DQ[28]
URSA_A[8]
DDR_DQ[22]
FRC_DQ[23]
DDR_DQ[8]
DDR_DQ[3]
DDR_DQ[29]
DDRA_A[0-12]
DDRB_A[1]
URSA_A[5]
DDR_DQ[16]
DDRB_A[7]
URSA_A[4]
URSA_A[12]
DDR_DQ[24]
DDRB_A[0]
FRC_DQ[18]
DDRA_A[10]
DDR_DQ[28]
DDR_DQ[6]
DDR_DQ[21]
FRC_DQ[8]
DDRB_A[10]
FRC_DQ[15]
DDR_DQ[0]
FRC_DQ[13]
DDR_DQ[30]
DDR_DQ[2]
DDRB_A[7]
FRC_DQ[17]
DDRA_A[11]
URSA_A[9]
DDRB_A[3]
DDR_DQ[13]
DDR_DQ[14]
DDR_DQ[26]
FRC_DQ[3]
DDR_DQ[25]
DDR_DQ[31]
DDR_DQ[30]
PI Result
resonance Compensation
DDR2 1.8V By CAP - Place these Caps near Memory
C
2009
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.
10uF
25V
C1355
Z_OUT
004:N20
0.1uF
50V
C1305
CLK5
004:E37;004:AP10
150pF
50V
C1338
0
R1332
GMA6
004:E35;004:T13
1/10W
0
5%
R1317
RMLV6P
001:AV37
GVDD_EVEN
SOE
RMLV0N
001:AT37
VGH_I
(+24V)
RMLV5P
001:AU37
1/16W
10K
5%
R1355
GCLK4
EN1
001:BB21;004:U35;004:BC4
1/8W
75K
1 %
R1318
0.1uF
50V
OPT
C1380
GCLK2_I
V C
O M
O U
T FB
004:AK16
VDD_LCM
(+16V)
CLK3
RMLV8P
001:BB30
KTA1552T
Q1302
E
B
C
GMA4
0.1uF
16V
C1351
BAV99RWT1
D1303
LMCLKP
001:BB26
15pF
50V
OPT
C1347
1uF
25V
C1375
0.1uF
16V
C1359
READY
RMLV2N
001:AT37
0.1uF
50V
C1301
VDD_LCM_PG
(+16V)
1/16W
2K
5 %
R1311
VDD_LCM_O
(+16V)
GMA18
1uF
25V
C1377
GVST_I
VGL
(-5V)
0.1uF
16V
C1360
READY
GCLK6_I
0.
47
uF
50V
C1325
10uF
35V
C1321
LMLV1P
001:BB28
GMA9
004:L34;004:T10
VGH_I
(+24V)
CLK2
004:E38;004:AP9
0.1uF
16V
C1358
READY
FREQ
004:AN31
H_CONV
001:BB21;004:E30
VDD_EVEN
004:E37;004:AP11
GMA12
004:E29;004:AC11
VCOM
004:AM16
GMA7
004:L35;004:T12
GVST_I
001:BE23;004:C4;004:E29
VCOMLFB
004:AJ15
0.1uF
50V
C1366
VCC_LCM
(+3.3V)
VDD_EVEN
004:L37;004:AP11
LMLV5P
001:BB26
1/10W
10
5%
R1339
KTC3552T-RTK
Q1301
E
B
C
GMA10
004:E29;004:T10
1/10W
2.7K
1%
R1377
LMLV2P
001:BB27
GMA18
004:L28;004:AC15
0
R1308
0
OPT
R1357
GVDD_ODD
GCLK5_I
1/16W
330
1 %
R1345
CLK4
RMCLKN
001:AU37
0.1uF
16V
C1368
READY
10uF
35V
C1383
VGH
(+24V)
1/8W
51K
1%
R1326
0
R1333
GCLK1_I
KP20A-60S-0.5SH
P1300
1
GND
2
CLK1
3
CLK2
4
CLK3
5
CLK4
6
CLK5
7
CLK6
8
VGH
9
VDD_ODD
10
VDD_EVEN
11
VGL
12
VST
13
VCOMFB
14
VCOMIN
15
GMA1_B
16
GMA3
17
GMA4
18
GMA6
19
GMA7
20
GMA9
21
POL
22
SOE
23
GND
24
LMLV8N
25
LMLV8P
26
LMLV7N
27
LMLV7P
28
LMLV6N
29
LMLV6P
30
LMLV5N
31
LMLV5P
32
LMLVCLKN
33
LMLVCLKP
34
LMLV3N
35
LMLV3P
36
LMLV2N
37
LMLV2P
38
LMLV1N
39
LMLV1P
40
LMLV0N
41
LMLV0P
42
GND
43
CHGSHR
44
H_CONV
45
GVST
46
GMA10
47
GMA12
48
GMA13
49
GMA15
50
GMA16
51
GMA18
52
GND
53
VCC
54
VCC
55
GND
56
VDD
57
VDD
58
VDD
59
Z_OUT_L
60
GND
61
GND
10uF
35V
C1382
GMA12
004:L29;004:AC11
22uF
25V
C1309
10pF
50V
OPT
C1356
10nF
50V
C1324
SOE_L
LMLV0P
001:BB28
LMLV7N
001:BB25
FBP
004:AN30
GMA13
0.1uF
50V
C1339
1/10W
100K
5%
R1350
0.1uF
16V
C1370
READY
SOE_L
004:K19
RMLV2P
001:AT37
0.
1u
F
50V
C1330
EN1
004:AX4
0
R1340
0.1uF
16V
C1363
READY
GMA3
004:L35;004:T14
CLK2
BAV99RWT1
D1302
GMA4
004:E35;004:T13
15pF
50V
OPT
C1349
0
R1360
R1360
VGH
(+24V)
Z_OUT
004:K20
GMA3
004:E35;004:T14
10
R1346
FB
004:AN37
15pF
50V
OPT
C1342
CHGSHR
004:L29
GMA10
VGL_I
(-5V)
H_CONV
001:BB21;004:L34
VGH_I
10
R1347
10uF
35V
C1323
MBRA340T3G
40V
D1304
0
R1334
GVDD_ODD_I
V C
O M
O U
T FB
0
R1322
REF
004:AD23
0.1uF
16V
C1302
1uF
25V
C1300
GCLK3_I
VST
GMA1
004:E35;004:T15
VCOMLOUT
004:BD11
22uF
25V
C1310
FBP
004:AA28
1/8W
5.1K
1%
R1327
CHGSHR
004:E30
VCOMLOUT
004:E36
VST
004:L38;004:AP12
CLK2
004:L37;004:AP9
VCOMROUT
004:BD12
22uF
16V
C1340
1/10W
0
5%
R1338
EN2
004:AN33
4.7uF
10V
C1313
VCC_LCM
(+3.3V)
4700pF
50V
C1328
0.1uF
16V
C1361
READY
LMLV6N
001:BB25
1/10W
360
1%
R1358
VGH_I
(+24V)
GCLK2_I
RMLV7P
001:AW37
CLK3
004:E38;004:AP10
1uF
25V
C1304
VDD_EVEN
LMLV5N
001:BB26
2.4K
R1313
CLK4
004:E37;004:AP10
GMA13
004:E29;004:AC12
SOE_R
GVST_I
001:BE23;004:C4;004:L34
0
R1335
0.1uF
16V
C1371
READY
POL
001:BE23;004:L34
BUF16821AIPWPR
IC1301
3
OUT2
2
OUT1
4
OUT3
1
VCOM2
6
OUT5
5
OUT4
7
OUT6
8
GNDA_1
9
VS_1
10
OUT7
11
OUT8
12
OUT9
13
VSD
14
SCL
15
SDA
16
AO
17
BKSEL
18
GNDD
19
OUT10
20
OUT11
21
OUT12
22
OUT13
23
VS_2
24
GNDA_2
25
OUT14
26
OUT15
27
OUT16
28
VCOM1
1/10W
10K
5%
R1371
4.7uF
16V
C1379
10nF 50V
C1331
10uF
10V
C1322
REF
004:AT35
0.1uF
16V
C1369
READY
GMA7
POL
001:BE23;004:E34
0
R1331
GCLK3
GCLK2
GCLK6
CLK1
VGL_I
(-5V)
0.1uF
16V
C1372
READY
10uF
35V
C1316
10uF
35V
C1318
1nF
50V
C1378
RMLV7N
001:AW37
VGL
(-5V)
0
R1321
VCC_LCM
(+3.3V)
GMA15
004:E29;004:AC12
GCLK1
1/10W
0
5%
R1349
GVST
GD
004:Z33
22UH
2.8A
L1301
10uF
35V
C1312
1/8W
13K
1%
R1324
RMLV1P
001:AT37
VDD_LCM
(+16V)
LMLV3P
001:BB27
18K
R1378
0
R1330
0
R1329
VCOMLFB
GMA16
GMA9
004:E34;004:T10
0
R1336
GVST_I
0.1uF
50V
C1352
0.047uF
50V
C1319
VCC_LCM
(+3.3V)
0.1uF
16V
C1373
READY
10uF
10V
C1314
VDD_ODD
004:L37;004:AP11
33
R1342
GMA16
004:E28;004:AC14
VGH_I
VLCD_LCM
(+12V)
0
R1354
GMA9
0
R1353
RMCLKP
001:AU37
VDD_LCM_O
(+16V)
33
R1343
0
R1337
FRC_SCL
GMA3
1uF
50V
C1374
KDS226
D1301
A
AC
C
GCLK6_I
VDD_ODD
004:E36;004:AP11
GCLK5_I
LMLV7P
001:BB25
GVDD_EVEN_I
VLCD_LCM
(+12V)
15pF
50V
OPT
C1344
CLK3
004:L36;004:AP10
0.01uF
25V
C1303
LMLV8N
001:BE24
0
OPT
R1370
0.1uF
16V
C1364
READY
V C
O M
GCLK3_I
1/8W
47K
1%
R1373
GCLK5
RMLV5N
001:AV37
FREQ
004:AU4
22UH
L1300
0.047uF
50V
OPT
C1317
0.1uF
16V
C1362
READY
VDD_LCM_PG
(+16V)
GCLK4_I
1/10W
0
5%
R1320
GMA10
004:L29;004:T10
LMLV8P
001:BE24
GMA15
004:L29;004:AC12
1/10W
39K
1%
R1325
18K
R1309
CLK1
004:E38;004:AP9
1/8W
47K
1%
R1372
CLK5
1/10W
18K
1%
R1376
FRC_SDA
RMLV3N
001:AU37
22uF
25V
C1336
1/10W
18K
1%
R1374
VST
004:E36;004:AP12
P_VCOM
VDD_ODD
15pF
50V
OPT
C1343
1/10W
910
1%
R1375
LMCLKN
001:BB26
1uF
50V
C1376
VDD_LCM
(+16V)
LMLV0N
001:BB28
15pF
50V
OPT
C1346
1/16W
1.2K
5%
OPT
R1351
LMLV2N
001:BB27
0.
47
uF
50V
C1326
1/16W
4.7K
5%
R1359
OPT
LMLV1N
001:BB27
VLCD_LCM
(+12V)
GMA7
004:E35;004:T12
LMLV3N
001:BB27
1/16W
1K
5%
R1344
GVDD_ODD_I
0.1uF
50V
C1315
FB
004:AG33
0.47uF
50V
C1329
0.1uF
50V
C1367
1/16W
10K
5%
R1356
CLK1
004:L37;004:AP9
GMA16
004:L28;004:AC14
0
R1328
0.01uF
25V
C1307
GD
004:AT36
VDD_LCM
(+16V)
10uF
35V
C1334
DPM
001:BB21;004:U35;004:X29
LMLV6P
001:BB26
GMA1
004:L35;004:T15
1/10W
10K
5 %
R1352
VDD_LCM
(+16V)
15pF
50V
OPT
C1348
GVDD_EVEN_I
RMLV6N
001:AV37
1/8W
10K
1 %
R1319
RSR025P03
Q1300
Q1300
S
D
G
VGL_I
CLK6
GMA6
004:L35;004:T13
22uF
25V
C1308
10uF
10V
C1353
KDS226
D1300
A
AC
C
22uF
16V
C1341
GCLK1_I
VDD_LCM
(+16V)
GMA6
KP20A-60S-0.5SH
P1301
1
GND
2
LTD
3
VDD
4
VDD
5
VDD
6
GND
7
VCC
8
VCC
9
GND
10
GMA1
11
GMA2
12
GMA3
13
GMA4
14
GMA5
15
GMA6
16
GMA7
17
GMA9
18
GOE
19
GSP_Rev
20
GSC
21
H-CONV
22
GSP
23
POL
24
SOE
25
GND
26
RMLV8N
27
RMLV8P
28
RMLV7N
29
RMLV7P
30
RMLV6N
31
RMLV6P
32
RMLV5N
33
RMLV5P
34
RMCLKN
35
RMCLKP
36
RMLV3N
37
RMLV3P
38
RMLV2N
39
RMLV2P
40
RMLV1N
41
RMLV1P
42
RMLV0N
43
RMLV0P
44
GND
45
OPT_N
46
OPT_P
47
GMA10
48
GMA12
49
GMA13
50
GMA14
51
GMA15
52
GMA16
53
GMA17
54
GMA18
55
VCOMROUT
56
VCOMFB
57
VGH
58
GND
59
VGL
60
GND
61
GND
GMA15
GMA18
004:E28;004:AC15
RMLV3P
001:AU37
GMA1
RMLV0P
001:AS37
MBRA340T3G
40V
D1305
CLK5
004:L36;004:AP10
15pF
50V
OPT
C1345
P_VCOM
100
R1348
10nF 50V
C1333
TPS_DLY1
10pF
50V
OPT
C1357
RMLV1N
001:AT37
CLK4
004:L36;004:AP10
0.047uF
50V
C1311
VGL_I
(-5V)
15pF
50V
OPT
C1350
0
R1341
CLK6
004:E37;004:AP11
RMLV8N
001:BB30
VCOMROUT
004:L38
1uF
25V
C1327
10nF 50V
C1332
GCLK4_I
GMA4
004:L35;004:T13
EN1
004:AT31
EN2
004:BD4
22uF
25V
C1337
SOE_R
004:K18
GMA13
004:L29;004:AC12
0.1uF
16V
C1365
GMA12
0.047uF
50V
OPT
C1320
CLK6
004:L36;004:AP11
0.1uF
16V
C1306
EN2
001:BB21;004:X29;004:BC4
TPS65161PWPR
IC1300
3
OS
2
COMP
4
SW_1
1
FB
6
PGND_1
5
SW_2
7
PGND_2
8
SUP
9
EN2
10
DRP
11
DRN
12
FREQ
13
FBN
14
FBP
15
FBB
16
EN1
17
BOOT
18
SWB
19
NC
20
VINB_1
21
VINB_2
22
AVIN
23
GND
24
REF
25
DLY1
26
DLY2
27
GD
28
SS
MAX17108
IC1302
1
A9
3
A7
7
A3
9
A1
10
G O
N 1
11
G O
F F
12
G O
N 2
13
Y1
14
Y2
15
Y3
16
Y4
17
Y5
18
Y6
19
Y7
20
Y8
21
Y9
22
Y10
23
G N
D
24
A V
D D
25
V C
O M
26
N E
G
27
POS
28
A10
5
A5
8
A2
6
A4
4
A6
2
A8
29
V G
L
10uF
35V
C1354
18K
R1314
47K
R1316
4.7k-ohm
TH1300
[PWM IC ENABLE]
[GIP LEVEL SHIFTER]
[SIGNAL FILTER]
[RIGHT FFC CONNECTOR]
I2C Slave Address : 0x74
[LEFT FFC CONNECTOR]
[P-GAMMA BLOCK]
GIP (for 37)
[PUSH-PULL]
GIP (for 37)
[Power Block]
THERMAL PAD : VGL
C
2009
Click on the first or last page to see other 37LH40 / 37LH41 (CHASSIS:LA92G) service manuals if exist.