Read LG 32LH30FD (CHASSIS:LT91A) Service Manual 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.
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.
+3.3V_AVDD
+1.8V_DDR
+3.3V_S6
BLM18PG121SN1D
L202
+3.3V
+3.3V_S6
BLM18PG121SN1D
L203
+3.3V_S6
+3.3V_S6
BLM18PG121SN1D
L201
+3.3V_VDDP
+3.3V
+1.8V_DDR
+3.3V_AVDD_MPLL
+1.26V_VDDC
+1.26V_VDDC
+3.3V_VDDP
0 . 1 u F
C264
0 . 1 u F
C274
0 . 1 u F
C268
0 . 1 u F
C261
0 . 1 u F
C272
0 . 1 u F
C251
0 . 1 u F
C253
0 . 1 u F
C248
0 . 1 u F
C265
0 . 1 u F
C276
0 . 1 u F
C255
0 . 1 u F
C270
0 . 1 u F
C263
0 . 1 u F
C254
0 . 1 u F
C262
0 . 1 u F
C258
0 . 1 u F
C249
0 . 1 u F
C260
0 . 1 u F
C267
0 . 1 u F
C246
0 . 1 u F
C252
0 . 1 u F
C256
0 . 1 u F
C281
0 . 1 u F
C279
0 . 1 u F
C291
0 . 1 u F
C296
0 . 1 u F
C271
0 . 1 u F
C273
0 . 1 u F
C275
0 . 1 u F
C277
0 . 1 u F
C301
0 . 1 u F
C285
0 . 1 u F
C283
0 . 1 u F
C305
0 . 1 u F
C307
0 . 1 u F
C287
0 . 1 u F
C302
0 . 1 u F
C298
0 . 1 u F
C308
0 . 1 u F
C290
0 . 1 u F
C293
0 . 1 u F
C294
0 . 1 u F
C304
0 . 1 u F
C300
0 . 1 u F
C299
0 . 1 u F
C289
0 . 1 u F
C309
0 . 1 u F
C282
0 . 1 u F
C284
0 . 1 u F
C306
0 . 1 u F
C278
0 . 1 u F
C303
0 . 1 u F
C297
0 . 1 u F
C313
0 . 1 u F
C310
0 . 1 u F
C292
0 . 1 u F
C280
330uF
4V
4V
C245
OPT
330uF
4V
4V
C269
OPT
0 . 1 u F
C266
0 . 1 u F
C257
0 . 1 u F
C259
+3.3V_S6
0 . 1 u F
C288
0 . 1 u F
C311
0 . 1 u F
C286
0 . 1 u F
C312
10uF
C314
10uF
C315
10uF
6.3V
6.3V
C295
HDMI2_SDA
2 . 2 u F
C237
0 . 0 4 7 u F
C208
LVDS_B4-
006:H15
100
R250
0
R249
HDMI2_SCL
0 . 1 u F
C241
47
R291
0 . 1 u F
C239
2 . 2 u F
C230
LVDS_A0+
006:H13
0 . 0 4 7 u F
C212
47
R264
LVDS_A0-
006:H14
100
R288
0
R248
0 . 0 4 7 u F
C219
0 . 0 4 7 u F
C211
2 . 2 u F
C226
LVDS_A4-
006:H10
0 . 0 4 7 u F
C207
0 . 1 u F
C223
0 . 0 4 7 u F
C214
0 . 0 4 7 u F
C213
47
R266
HDMI_CEC
007:AK23
DSUB_G
0 0 5 : E 2 3
100
R271
47
R270
2 . 2 u F
C229
47
R290
0 . 0 4 7 u F
C217
47
R256
22pF
OPT
C243
4 . 7 u F
C225
+3.3V
HDMI2_RX0-
47
R260
47
R273
0 . 0 4 7 u F
C218
47
R263
100
R285
LVDS_B0+ 0 0 6 : H 1 8 ; 0 0 6 : Z 1 5 ; 0 0 6 : A I 1 6
10K
R246
22
R282
MS_LRCH
008:K17
SPDIF_OUT
005:AA3
1uF
C224
47
R255
10uF 6.3V
C222
LVDS_B2- 0 0 6 : H 1 7 ; 0 0 6 : Z 1 3 ; 0 0 6 : A I 1 4
0 . 0 4 7 u F
C216
0 . 0 4 7 u F
C204
FE_SIF
004:H5
LVDS_B0- 0 0 6 : H 1 8 ; 0 0 6 : Z 1 5 ; 0 0 6 : A I 1 6
HDMI2_CLK+
HDMI2_RX2+
22pF
OPT
C250
0 . 1 u F
C238
LVDS_BC-
006:H16
0 . 1 u F
C220
0 . 1 u F
C221
LVDS_AC+
006:H11
2 . 2 u F
C231
0 . 0 4 7 u F
C201
LVDS_B1+ 0 0 6 : H 1 7 ; 0 0 6 : Z 1 4 ; 0 0 6 : A I 1 5
2 . 2 u F
C233
47
R258
HDMI2_CLK-
0 . 0 4 7 u F
C206
47
R262
47
R265
100
R287
AUDIO_MASTER_CLK
008:K12
22
R274
MS_LRCK
008:K17
HDMI2_RX0+
HDMI2_RX1+
390
1%
R277
Check
22
R280
FE_VMAIN
004:H8
2 . 2 u F
C236
LVDS_A1-
006:H13
PC_L_IN
005:AB10
LVDS_A2-
006:H12
0 . 0 4 7 u F
C210
22
R283
DSUB_R
0 0 5 : E 2 5
2 . 2 u F
C227
DSUB_VSYNC
0 0 5 : E 2 1
10K
R247
100
R289
LVDS_A2+
006:H12
0 . 0 4 7 u F
C205
0 . 1 u F
C242
DSUB_HSYNC
0 0 5 : E 2 1
LVDS_B1- 0 0 6 : H 1 8 ; 0 0 6 : Z 1 4 ; 0 0 6 : A I 1 5
LVDS_A3+
006:H10
0 . 0 4 7 u F
C203
0 . 0 4 7 u F
C202
47
R259
PC_R_IN
005:AB9
HDMI2_RX2-
HDMI2_RX1-
22pF
OPT
OPT
C247
22
R275
100
R286
22pF
OPT
C244
47
R272
47
R269
100
R284
LVDS_B3- 0 0 6 : H 1 5 ; 0 0 6 : Z 1 1 ; 0 0 6 : A I 1 2
LVDS_B3+ 0 0 6 : H 1 5 ; 0 0 6 : Z 1 1 ; 0 0 6 : A I 1 2
0 . 1 u F
C240
MS_SCK
008:K17
LVDS_B2+ 0 0 6 : H 1 7 ; 0 0 6 : Z 1 3 ; 0 0 6 : A I 1 4
LVDS_BC+
006:H16
2 . 2 u F
C232
47
R267
LVDS_A3-
006:H11
0 . 0 4 7 u F
C215
LVDS_AC-
006:H11
100
R257
LVDS_A1+
006:H13
DSUB_B
0 0 5 : E 2 2
2 . 2 u F
C228
LVDS_A4+
006:H10
22
R281
LVDS_B4+
006:H14
470
R268
1000pF
50V
C209
COMP1_Pb_IN
0 0 5 : P 6
COMP1_Y_IN
0 0 5 : P 8
COMP1_Pr_IN
0 0 5 : P 6
AV1_CVBS_IN
0 0 5 : P 9
AV2_CVBS_IN
005:AM4
AV1_L_IN
0 0 5 : P 1 2
AV2_L_IN
005:AM5
AV2_R_IN
005:AM6
COMP1_R_IN
0 0 5 : P 4
COMP1_L_IN
0 0 5 : P 5
AV1_R_IN
0 0 5 : P 1 3
HDMI3_RX2-
HDMI3_RX0-
HDMI3_RX1+
HDMI3_RX0+
HDMI3_RX1-
HDMI3_RX2+
HDMI3_CLK-
HDMI3_SCL
HDMI3_SDA
HDMI3_CLK+
HDMI1_RX2-
HDMI1_RX0-
HDMI1_RX1+
HDMI1_RX0+
HDMI1_RX1-
HDMI1_RX2+
HDMI1_RX2+
HDMI1_CLK-
HDMI1_SCL
HDMI1_SDA
HDMI1_CLK+
HPD3
HPD1
HPD2
0
R243
100
R245
0
R244
0
R252
100
R253
100
R254
0
R251
100
R278
100
R279
470
R261
2 . 2 u F
16V
16V
C316
IC100
LGE3369A (Saturn6 Non RM)
DIVX
RXACKP
F1
RXACKN
F2
RXA0P
G2
RXA0N
G3
RXA1P
H3
RXA1N
G1
RXA2P
H1
RXA2N
H2
DDCD_A_DA
A1
DDCD_A_CK
B2
HOTPLUG_A
A2
RXBCKP
C3
RXBCKN
B1
RXB0P
C1
RXB0N
C2
RXB1P
D2
RXB1N
D3
RXB2P
E3
RXB2N
D1
DDCD_B_DA
E1
DDCD_B_CK
F3
HOTPLUG_B
E2
RXCCKP
AE8
RXCCKN
AD8
RXC0P
AD9
RXC0N
AF8
RXC1P
AF9
RXC1N
AE9
RXC2P
AE10
RXC2N
AD10
DDCD_C_DA
AE7
DDCD_C_CK
AF7
HOTPLUG_C
AD7
CEC
J 3
HSYNC0/SC1_ID
N2
VSYNC0/SC1_FB
N1
RIN0P/SC1_R
P2
GIN0P/SC1_G
R3
BIN0P/SC1_B
R1
SOGIN0/SC1_CVBS
P3
RINM
P1
BINM
T3
GINM
R2
HSYNC1/DSUB_HSYNC
K3
VSYNC1/DSUB_VSYNC
K2
RIN1P/DSUB_R
L1
GIN1P/DSUB_G
L3
BIN1P/DSUB_B
K1
SOGIN1
L2
RIN2P/COMP_PR+
V1
GIN2P/COMP_Y+
V2
BIN2P/COMP_PB+
U1
SOGIN2
V3
VSYNC2
J 5
CVBS1/SC1_CVBS
U3
CVBS2/SC2_CVBS
U2
CVBS3/SIDE_CVBS
T1
VCOM1
T2
CVBS4/S-VIDEO_Y
M1
CVBS6/S-VIDEO_C
M2
CVBS5
N3
CVBS7
M3
CVBS0/RF_CVBS
W1
VCOM0
Y3
CVBSOUT0/SC2_MNTOUT
Y2
CVBSOUT1
AA2
LVA0P
AE16
LVA0M
AD16
LVA1P
AD15
LVA1M
AF16
LVA2P
AF15
LVA2M
AE15
LVA3P
AD13
LVA3M
AF14
LVA4P
AF13
LVA4M
AE13
LVACKP
AE14
LVACKM
AD14
LVB0P
AE20
LVB0M
AD20
LVB1P
AD19
LVB1M
AF20
LVB2P
AF19
LVB2M
AE19
LVB3P
AD17
LVB3M
AF18
LVB4P
AF17
LVB4M
AE17
LVBCKP
AE18
LVBCKM
AD18
AUR0
AA3
AUL0
Y1
AUR1
AE1
AUL1
AF3
AUR2
AE3
AUL2
AE2
AUR3
AA1
AUL3
AB1
AUR4
AB2
AUL4
AC2
AUR5
AB3
AUL5
AC3
SIF0P
W3
SIF0M
W2
SPDIF_IN
F11
SPDIF_OUT
E9
AUOUTR0/HP_ROUT
AF1
AUOUTL0/HP_LOUT
AF2
AUOUTR1/SC1_ROUT
AD3
AUOUTL1/SC1_LOUT
AD1
AUOUTR2/SC2_ROUT
AC1
AUOUTL2/SC2_LOUT
AD2
I2S_OUT_MCK
A8
I2S_OUT_WS
B7
I2S_OUT_BCK
C7
I2S_OUT_SD
D8
I2S_IN_SD
C8
VCLAMP
K4
REFP
H4
REFM
J 4
REXT
G4
AUCOM
AE5
AUVRM
AE4
AUVRP
AF4
AUVAG
AD4
LGE3369A (Saturn6 Non RM)
IC100
DIVX
VDDC_1
D16
VDDC_2
D17
VDDC_3
D18
VDDC_4
D19
VDDC_5
D20
VDDC_6
H18
VDDC_7
H19
VDDC_8
H20
VDDC_9
J 2 0
VDDC_10
K20
VDDC_11
L20
VDDC_12
M20
VDDC_13
P7
VDDC_14
R7
VDDC_15
T7
VDDC_16
T22
VDDC_17
U7
VDDC_18
U20
VDDC_19
U22
VDDC_20
V7
VDDC_21
V22
VDDC_22
W11
VDDC_23
W12
VDDC_24
W19
VDDC_25
W20
VDDC_26
W22
VDDC_27
Y22
VDDP_1
H9
VDDP_2
H10
VDDP_3
H11
VDDP_4
H12
VDDP_5
N20
VDDP_6
P20
VDDP_7
W9
VDDP_8
W10
AVDD_AU
W7
AVDD_DDR_1
G12
AVDD_DDR_2
G13
AVDD_DDR_3
H13
AVDD_DDR_4
H14
AVDD_DDR_5
H15
AVDD_DDR_6
H16
AVDD_DDR_7
W14
AVDD_DDR_8
W15
AVDD_DDR_9
W16
AVDD_DDR_10
W17
AVDD_DDR_11
W18
AVDD_MEMPLL_1
H17
AVDD_MEMPLL_2
T20
AVDD_MEMPLL_3
V20
AVDD_LPLL
R20
AVDD_MPLL
H7
AVDD_33_1
J 7
AVDD_33_2
K7
AVDD_33_3
L7
AVDD_33_4
M7
AVDD_33_5
N7
AVDD_DM
W8
AVDD_USB
H8
GND_2
E16
GND_3
E17
GND_4
E18
GND_5
F7
GND_6
L9
GND_7
L10
GND_8
L11
GND_9
L12
GND_10
L13
GND_11
L14
GND_12
L15
GND_13
L16
GND_14
L17
GND_15
L18
GND_16
M9
GND_17
M10
GND_18
M11
GND_19
M12
GND_20
M13
GND_21
M14
GND_22
M15
GND_23
M16
GND_24
M17
GND_25
M18
GND_26
N4
GND_27
N9
GND_28
N10
GND_29
N11
GND_30
N12
GND_31
N13
GND_32
N14
GND_33
N15
GND_34
N16
GND_35
N17
GND_36
N18
GND_37
P4
GND_38
P9
GND_39
P10
GND_40
P11
GND_41
P12
GND_42
P13
GND_43
P14
GND_44
P15
GND_45
P16
GND_46
P17
GND_47
P18
GND_48
R4
GND_49
R9
GND_50
R10
GND_51
R11
GND_52
R12
GND_53
R13
GND_54
R14
GND_55
R15
GND_56
R16
GND_57
R17
GND_58
R18
GND_59
T5
GND_60
T9
GND_61
T10
GND_62
T11
GND_63
T12
GND_64
T13
GND_65
T14
GND_66
T15
GND_67
T16
GND_68
T17
GND_69
T18
GND_70
U5
GND_71
W13
GND_72
Y21
GND_73
AA23
22
R292
22
R293
22
R294
22
R295
22
R296
22
R297
22
R298
22
R299
22
R300
22
R301
22
R302
22
R303
22
R304
22
R305
22
R306
22
R307
22
R308
22
R309
22
R310
22
R311
22
R312
22
R313
22
R314
22
R315
2 1 1
MSTAR_S6
VDDC : 970mA
VDDP : 102.3mA
AVDD_AU : 36.11mA
AVDD_MEMPLL : 23.77mA
AVDD_LPLL : 4.69mA
AVDD_33 : 281mA
AVDD_DM : 0.03mA
AVDD_OTG : 22.96mA
P I _ 0 8 0 7 1 9
TV/MNT
CVBS
AUDIO OUT
DSUB
COMP1
AUDIO IN
C l o s e t o I C
a s c l o s e a s p o s s i b l e
r e v 0
r e v 0
EAX60838501_MERCURY
Taiwan_LH20/LH30
Type A
Type D
2 0 0 9 . 0 2 . 1 0
EAX60838501
MAIN_2
LGE Use Only
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