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LG 32LH20D Service Manual page 17

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HDMI1_CLK+
HDMI1_CLK-
HDMI1_RX0+
HDMI1_RX0-
HDMI1_RX1+
HDMI1_RX1-
HDMI1_RX2+
HDMI1_RX2-
R243
0
HDMI1_SDA
R244
0
HDMI1_SCL
100
R245
HPD1
HDMI2_CLK+
HDMI2_CLK-
HDMI2_RX0+
HDMI2_RX0-
HDMI2_RX1+
HDMI2_RX1-
HDMI2_RX2+
HDMI2_RX2-
R248
0
HDMI2_SDA
R249
0
HDMI2_SCL
R250
100
HPD2
HDMI3_CLK+
HDMI3_CLK-
HDMI3_RX0+
HDMI3_RX0-
HDMI3_RX1+
HDMI3_RX1-
HDMI3_RX2+
HDMI3_RX2-
R251
0
HDMI3_SDA
R252
0
HDMI3_SCL
100
R253
HPD3
R254
100
007:AK23
HDMI_CEC
47
C201
0.047uF
R258
005:P6
COMP1_Pr_IN
R259
47
C202
0.047uF
005:P8
COMP1_Y_IN
47
0.047uF
R260
C203
COMP1_Pb_IN
005:P6
R261
470
C204
0.047uF
47
C205
0.047uF
R262
COMP1
R263
47
C206
0.047uF
47
0.047uF
R264
C207
R246
R247
10K
10K
R274
005:E21
DSUB_HSYNC
R275
005:E21
DSUB_VSYNC
R265
0.047uF
47
C212
005:E25
DSUB_R
R266
C208
0.047uF
47
005:E23
DSUB_G
0.047uF
R267
47
C213
005:E22
DSUB_B
C209
DSUB
470
1000pF
R268
R255
47
C210
R256
47
C211
AV2_CVBS_IN
005:AM4
R269
47
C214
005:P9
AV1_CVBS_IN
R270
47
C215
CVBS
R272
47
C218
R273
47
C219
R271
100
C216
004:H8
FE_VMAIN
100
R257
C217
TV/MNT
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.
MAIN_2
Copyright ⓒ 2009 LG Electronics Inc. All right reserved.
Only for traning and service purposes
IC100
LGE3368A (Saturn6 No-DivX)
F1
AE16
RXACKP
LVA0P
F2
AD16
RXACKN
LVA0M
G2
AD15
RXA0P
LVA1P
G3
AF16
RXA0N
LVA1M
H3
AF15
RXA1P
LVA2P
G1
AE15
RXA1N
LVA2M
H1
AD13
RXA2P
LVA3P
H2
AF14
RXA2N
LVA3M
A1
AF13
DDCD_A_DA
LVA4P
B2
AE13
DDCD_A_CK
LVA4M
A2
HOTPLUG_A
AE14
LVACKP
C3
AD14
RXBCKP
LVACKM
B1
RXBCKN
C1
AE20
RXB0P
LVB0P
C2
AD20
RXB0N
LVB0M
D2
AD19
RXB1P
LVB1P
D3
AF20
RXB1N
LVB1M
E3
AF19
RXB2P
LVB2P
D1
AE19
RXB2N
LVB2M
E1
AD17
DDCD_B_DA
LVB3P
F3
AF18
DDCD_B_CK
LVB3M
E2
AF17
HOTPLUG_B
LVB4P
AE17
LVB4M
AE8
RXCCKP
AD8
AE18
RXCCKN
LVBCKP
AD9
AD18
RXC0P
LVBCKM
AF8
RXC0N
AF9
RXC1P
AE9
RXC1N
AE10
AA3
C226
RXC2P
AUR0
AD10
Y1
C227
RXC2N
AUL0
AE7
AE1
C228
DDCD_C_DA
AUR1
AF7
AF3
C229
DDCD_C_CK
AUL1
AD7
AE3
C230
HOTPLUG_C
AUR2
J3
AE2
C231
CEC
AUL2
AA1
C232
AUR3
AB1
C233
AUL3
AB2
AUR4
N2
AC2
HSYNC0/SC1_ID
AUL4
N1
AB3
C236
VSYNC0/SC1_FB
AUR5
P2
AC3
RIN0P/SC1_R
C237
AUL5
R3
GIN0P/SC1_G
R1
BIN0P/SC1_B
P3
SOGIN0/SC1_CVBS
P1
W3
C238
RINM
SIF0P
T3
W2
C239
BINM
SIF0M
R2
GINM
F11
R278
SPDIF_IN
22
K3
E9
R279
HSYNC1/DSUB_HSYNC
SPDIF_OUT
22
K2
VSYNC1/DSUB_VSYNC
L1
RIN1P/DSUB_R
L3
GIN1P/DSUB_G
K1
BIN1P/DSUB_B
L2
AF1
R284
SOGIN1
AUOUTR0/HP_ROUT
50V
AF2
R285
AUOUTL0/HP_LOUT
AD3
R286
AUOUTR1/SC1_ROUT
V1
AD1
RIN2P/COMP_PR+
R287
AUOUTL1/SC1_LOUT
V2
AC1
R288
GIN2P/COMP_Y+
AUOUTR2/SC2_ROUT
U1
AD2
BIN2P/COMP_PB+
R289
AUOUTL2/SC2_LOUT
V3
SOGIN2
J5
VSYNC2
A8
R280
I2S_OUT_MCK
B7
R281
0.047uF
U3
I2S_OUT_WS
CVBS1/SC1_CVBS
C7
R282
0.047uF
U2
I2S_OUT_BCK
CVBS2/SC2_CVBS
D8
R283
T1
0.047uF
I2S_OUT_SD
CVBS3/SIDE_CVBS
C8
T2
I2S_IN_SD
0.047uF
VCOM1
M1
+3.3V
CVBS4/S-VIDEO_Y
M2
K4
0.1uF
CVBS6/S-VIDEO_C
C220
VCLAMP
H4
REFP
N3
J4
0.047uF
CVBS5
REFM
0.047uF
M3
G4
R277
390
CVBS7
REXT
1%
0.047uF
W1
Check
CVBS0/RF_CVBS
Y3
AE5
C221
0.047uF
VCOM0
AUCOM
AE4
AUVRM
Y2
AF4
C222
CVBSOUT0/SC2_MNTOUT
AUVRP
AA2
AD4
C223
CVBSOUT1
AUVAG
C224
C225
Close to IC
as close as possible
EAX59793902(0)_AUS_MERCURY
For LH20_LH35 MP PCB_090131
+1.26V_VDDC
C245
C248
C251
C253
C255
C257
C259
0.1uF
0.1uF
0.1uF
0.1uF
0.1uF
0.1uF
330uF
4V
OPT
+3.3V_VDDP
C246
C249
C252
C254
C256
C258
C260
0.1uF
0.1uF
0.1uF
0.1uF
0.1uF
0.1uF
0.1uF
LVDS_A0+
006:H13
LVDS_A0-
006:H14
LVDS_A1+
006:H13
LVDS_A1-
006:H13
LVDS_A2+
006:H12
LVDS_A2-
006:H12
LVDS_A3+
006:H10
LVDS_A3-
006:H11
LVDS_A4+
006:H10
LVDS_A4-
006:H10
LVDS_AC+
006:H11
LVDS_AC-
006:H11
LVDS_B0+
006:H18;006:Z15;006:AI16
LVDS_B0-
006:H18;006:Z15;006:AI16
LVDS_B1+
006:H17;006:Z14;006:AI15
LVDS_B1-
006:H18;006:Z14;006:AI15
LVDS_B2+
006:H17;006:Z13;006:AI14
LVDS_B2-
006:H17;006:Z13;006:AI14
LVDS_B3+
006:H15;006:Z11;006:AI12
LVDS_B3-
006:H15;006:Z11;006:AI12
LVDS_B4+
006:H14
LVDS_B4-
006:H15
LVDS_BC+
006:H16
LVDS_BC-
006:H16
rev 0
2.2uF
COMP1_R_IN
005:P4
2.2uF
COMP1_L_IN
005:P5
2.2uF
2.2uF
2.2uF
AV2_R_IN
005:AM6
2.2uF
AV2_L_IN
005:AM5
2.2uF
AV1_R_IN
005:P13
2.2uF
AV1_L_IN
005:P12
2.2uF
PC_R_IN
005:AB9
2.2uF
PC_L_IN
005:AB10
FE_SIF
004:H5
0.1uF
R290
47
0.1uF
R291
47
100
100
100
100
100
100
100
100
22
22
22
22
C243
C244
C250
C247
22pF
22pF
22pF
22pF
OPT
OPT
OPT
OPT
C242
0.1uF
C240
0.1uF
C241
0.1uF
0.1uF
10uF 6.3V
0.1uF
1uF
4.7uF
C261
C264
C265
C266
C268
C270
C272
C274
C276
C278
C280
0.1uF
0.1uF
0.1uF
0.1uF
0.1uF
0.1uF
0.1uF
0.1uF
0.1uF
0.1uF
0.1uF
+3.3V
+1.8V_DDR
L201
BLM18PG121SN1D
C262
C263
C267
C269
C271
C273
C275
C277
C279
0.1uF
0.1uF
0.1uF
0.1uF
0.1uF
0.1uF
0.1uF
0.1uF
330uF
4V
OPT
IC100
LGE3368A (Saturn6 No-DivX)
E16
VDDC_1
GND_2
E17
VDDC_2
GND_3
E18
VDDC_3
GND_4
F7
VDDC_4
GND_5
L9
VDDC_5
GND_6
L10
VDDC_6
GND_7
L11
VDDC_7
GND_8
VDDC_8
VDDC_9
L12
VDDC_10
GND_9
L13
VDDC_11
GND_10
L14
VDDC_12
GND_11
L15
VDDC_13
GND_12
L16
VDDC_14
GND_13
L17
GND_14
VDDC_15
L18
GND_15
VDDC_16
M9
GND_16
VDDC_17
VDDC_18
M10
GND_17
VDDC_19
M11
GND_18
VDDC_20
M12
GND_19
VDDC_21
M13
GND_20
VDDC_22
M14
VDDC_23
GND_21
M15
GND_22
VDDC_24
M16
GND_23
VDDC_25
M17
GND_24
VDDC_26
VDDC_27
M18
GND_25
N4
GND_26
N9
GND_27
VDDP_1
N10
GND_28
VDDP_2
N11
GND_29
VDDP_3
N12
GND_30
VDDP_4
N13
GND_31
VDDP_5
N14
GND_32
VDDP_6
VDDP_7
N15
GND_33
VDDP_8
N16
GND_34
N17
GND_35
N18
GND_36
AVDD_AU
P4
GND_37
P9
GND_38
P10
GND_39
AVDD_DDR_1
AVDD_DDR_2
AVDD_DDR_3
P11
GND_40
AVDD_DDR_4
P12
GND_41
AVDD_DDR_5
P13
GND_42
AVDD_DDR_6
P14
GND_43
AVDD_DDR_7
P15
rev 0
GND_44
AVDD_DDR_8
P16
GND_45
AVDD_DDR_9
005:AA3
SPDIF_OUT
P17
GND_46
AVDD_DDR_10
P18
GND_47
AVDD_DDR_11
R4
GND_48
AVDD_MEMPLL_1
R9
GND_49
AVDD_MEMPLL_2
R10
GND_50
AVDD_MEMPLL_3
R11
GND_51
R12
GND_52
R13
GND_53
R14
GND_54
R15
GND_55
AVDD_LPLL
R16
GND_56
R17
GND_57
AVDD_MPLL
008:K12
AUDIO_MASTER_CLK
R18
GND_58
MS_LRCK
008:K17
T5
GND_59
008:K17
MS_SCK
T9
GND_60
008:K17
MS_LRCH
T10
GND_61
T11
GND_62
T12
GND_63
AVDD_33_1
T13
GND_64
AVDD_33_2
T14
GND_65
AVDD_33_3
T15
GND_66
AVDD_33_4
T16
GND_67
AVDD_33_5
T17
GND_68
T18
GND_69
U5
GND_70
AVDD_DM
W13
GND_71
Y21
GND_72
AA23
GND_73
AVDD_USB
AVDD_OTG : 22.96mA
C282
C284
C286
C292
C297
C303
C306
C310
C312
C313
C314
0.1uF
0.1uF
0.1uF
0.1uF
0.1uF
0.1uF
0.1uF
0.1uF
0.1uF
0.1uF
10uF
C296
C281
C283
C285
C291
C301
C305
0.1uF
0.1uF
0.1uF
0.1uF
0.1uF
0.1uF
0.1uF
+1.26V_VDDC
VDDC : 970mA
D16
D17
D18
D19
D20
H18
H19
H20
J20
K20
L20
M20
P7
R7
T7
T22
U7
U20
U22
V7
V22
W11
W12
W19
W20
W22
Y22
+3.3V_VDDP
VDDP : 102.3mA
H9
H10
H11
H12
N20
P20
W9
+3.3V
W10
+3.3V_S6
AVDD_AU : 36.11mA
L202
BLM18PG121SN1D
W7
+1.8V_DDR
C298
C307
G12
0.1uF
0.1uF
G13
H13
H14
H15
H16
W14
W15
W16
W17
+3.3V_S6
AVDD_MEMPLL : 23.77mA
W18
H17
T20
C293
C300
C304
V20
0.1uF
0.1uF
0.1uF
AVDD_LPLL : 4.69mA
+3.3V_S6
R20
+3.3V_AVDD_MPLL
C308
H7
0.1uF
C295
C288
10uF
0.1uF
6.3V
PI_080719
+3.3V_AVDD
AVDD_33 : 281mA
L203
BLM18PG121SN1D
J7
K7
C287
C289
C294
C299
C302
C309
L7
M7
0.1uF
0.1uF
0.1uF
0.1uF
0.1uF
0.1uF
N7
+3.3V_S6
AVDD_DM : 0.03mA
W8
+3.3V_S6
C311
H8
0.1uF
C316
C290
2.2uF
16V
0.1uF
AUS_LH20/LH35
EAX59793902(0)
2009.01.31
MSTAR_S6
2
LGE Internal Use Only
C315
10uF
11

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