LG Electronics 42LM620T Flat Panel Television User Manual


 
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.
CI_ADDR[3]
CI_DATA[7]
CI_ADDR[4]
CI_DATA[2]
MT5369_TS_OUT[1]
CI_ADDR[7]
CI_ADDR[8]
CI_ADDR[10]
CI_ADDR[14]
CI_DATA[5]
MT5369_TS_OUT[6]
CI_DATA[6]
MT5369_TS_OUT[4]
CI_DATA[3]
CI_ADDR[12]
MT5369_TS_OUT[7]
CI_ADDR[0]
CI_ADDR[5]
MT5369_TS_OUT[2]
CI_ADDR[11]
MT5369_TS_OUT[5]
CI_DATA[0]
CI_ADDR[1]
CI_DATA[1]
CI_DATA[4]
CI_ADDR[13]
CI_ADDR[6]
MT5369_TS_OUT[0]
CI_ADDR[2]
MT5369_TS_OUT[3]
CI_ADDR[9]
C323
0.1uF
MT5369_TS_IN[0]
TP324
C343
100pF
50V
C3690.01uF
HDMI_HPD_3_JACK
TP337
AV1_R_IN_SOC
D0+_HDMI2_JACK
TXA4P
TP353
COMP1_Pr_SOC
R3791.2K
TP321
R358100
SCART_Rout_SOC
TP345
C355
0.047uF
T/C&AT&CHB
DTV/MNT_V_OUT_SOC
C3740.01uF
R323
22
TP378
C397
1200pF
C359 0.047uF
TP374
TXD1P
C398
1200pF
R330
75
1%
C382
0.1uF
C354
0.1uF
/PCM_WE
MT5369_TS_IN[5]
TP375
R311 30K
HP_LOUT_AMP
VDD3V3
TXCCLKP
HP_ROUT_AMP
MT5369_TS_IN[4]
HDMI_HPD_2_JACK
TP372
TXA0N
D2+_HDMI3_JACK
HP_ROUT_MAIN
TP326
C307
0.1uF
C336
1uF
10V
T/C&AT&CHB
R373
0
C384
10pF
50V
TXDCLKN
IF_AGC
C361 1uF
CK+_HDMI4_JACK
TXD0P
R3781.2K
VDD3V3
SC_R_SOC
R3521.2K
HP_OUT
D2-_HDMI3_JACK
TXC1P
PC_R_IN_SOC
C380
0.1uF
DSUB_VSYNC
TXD2N
TP322
TP307
TXB2P
C400
1200pF
TP350
PC_L_IN_SOC
+1.2V_MTK_AVDD
C3710.01uF
AV1_CVBS_IN_SOC
TXC1N
TP329
+1.2V_MTK_AVDD
R341 100
R309
100K
TXD0N
PC_R_IN
EPHY_TDP
C391
27pF
50V
OPT
TP311
R371 100
D2-_HDMI4_JACK
R310 30K
TP318
SCART_Rout_SOC
C386
27pF
50V
OPT
TXB1P
DSUB_HSYNC_SOC
AUD_LRCH
R300
470K
OPT
DDC_SDA_1_SOC
TP313
TXC2N
TP348
C332
0.22uF
10V
HP_OUT
C3660.01uF
TXC0P
SC_B_SOC
CK-_HDMI2_JACK
OSCL2
OSDA2
D1-_HDMI2_JACK
C302
0.1uF
R354
75
1%
DSUB_VSYNC_SOC
C392
27pF
50V
OPT
C395
1200pF
HP_OUT
DDC_SCL_4_JACK
R335 51
T/C&AT&CHB
TXDCLKP
TXA1P
EPHY_RDP
TP365
DAC_3V3
C385
27pF
50V
OPT
PC_L_IN_SOC
SCART_Lout_SOC
5V_HDMI_2_JACK
R368 100
AV1_L_IN_SOC
TP355
+1.2V_MTK_AVDD
C331
0.22uF
10V
HP_OUT
C383
1200pF
HP_OUT
TP300
D1+_HDMI3_JACK
R3701.2K
HP_OUT
SC_G_SOC
TP341
D0-_HDMI1_SOC
DDC_SCL_2_JACK
R343
24K
1%
VDD3V3
VDD3V3
SC_G_SOC
TP370
AV1_R_IN
C341
0.047uF
T/C&AT&CHB
TP308
C393
22pF
OPT
D0+_HDMI1_SOC
R367 100
C387
22pF
OPT
TXA4N
VDD3V3
R372
0
TP330
C308
0.1uF
TP351
TP366
/CI_CD1
C319
10uF
16V
R362100
TP360
TXD3P
D0+_HDMI4_JACK
TP334
MT5369_MISTRT
C3701500pF
R301
470K
OPT
D1+_HDMI1_SOC
D2+_HDMI2_JACK
C314
100pF
50V
OPT
COMP1_Pr_SOC
TXB1N
SC_L_IN_SOC
C340
47pF
50V
C364
0.1uF
ARC
TP317
SC_DET
C344
27pF
50V
OPT
TXA3N
C300
560pF
50V
OPT
SPDIF_OUT
TP359
C301
560pF
50V
OPT
D0-_HDMI4_JACK
C351
0.1uF
IF_P
TU_CVBS
WIFI_DM
TXD4N
R334 51
T/C&AT&CHB
R3500
R357100
TXA1N
TXACLKP
TXC0N
L303
BLM18PG121SN1D
HP_OUT
TUNER_SIF
TP338
/PCM_IRQA
MT5369_MIVAL_ERR
SC_R_SOC
TP320
DDC_SCL_3_JACK
R324
22
C316
0.1uF
TP373
R3511.2K
HP_OUT
MT5369_TS_IN[6]
MT5369_TS_IN[7]
C337 1uF
10V
T/C&AT&CHB
/PCM_REG
TP352
VDD3V3
HDMI_HPD_1_SOC
EPHY_RDN
WIFI_DP
C3720.01uF
C3730.01uF
R308
1.2K
OPT
R366 100
+1.2V_MTK_AVDD
TXA2P
C3670.01uF
D2-_HDMI2_JACK
DSUB_G+
R328
470K
OPT
TP314
DDC_SDA_2_JACK
D1+_HDMI4_JACK
+1.2V_MTK_AVDD
TP335
VDD3V3
C399
1200pF
L302
BLM18PG121SN1D
HP_OUT
D2+_HDMI1_SOC
R353
75
1%
AUDIO_R_OUT_COMMERCIAL
TP356
PCM_5V_CTL
TP336
R31524K
D1+_HDMI2_JACK
MT5369_TS_SYNC
TP328
R322
75
HP_ROUT
MT5369_MCLKI
TP310
R361100
MT5369_TS_VAL
C320
10uF
16V
TP342
CK+_HDMI3_JACK
RGB_DDC_SDA
TXB0N
C390
1200pF
HP_OUT
VDD3V3
R355
75
1%
AUD_LRCK
TP358
HP_LOUT_MAIN
TXC2P
TXB4P
C377
1200pF
HP_OUT
C3680.01uF
TP346
TXB4N
C329
5pF
50V
OPT
EPHY_TDN
TP312
AUD_MASTER_CLK
TXD2P
/PCM_IORD
MT5369_TS_CLK
TP343
TP362
TXACLKN
D2+_HDMI4_JACK
/PCM_CE1
COMP1_Pb_SOC
MT5369_TS_IN[2]
PC_L_IN
R321
75
MT5369_TS_IN[1]
R320
75
TP349
TXA2N
R307 1K
C394
27pF
50V
OPT
C304
0.1uF
DTV/MNT_V_OUT_SOC
R329
470K
OPT
TXCCLKN
TP319
SC_COM_SOC
HDMI_ARC
AV1_R_IN_SOC
R339
2.2K
OPT
AV1_CVBS_IN_SOC
C388
27pF
50V
OPT
HDMI_HPD_4_JACK
R3761.2K
CK-_HDMI4_JACK
D1-_HDMI4_JACK
TP347
CK-_HDMI3_JACK
D0+_HDMI3_JACK
TXB3P
SC_FB_SOC
COMP1_Y_SOC
D1-_HDMI1_SOC
TXB0P
R356100
5V_HDMI_4_JACK
C389
22pF
OPT
CK-_HDMI1_SOC
R374
0
COMP1_Pr
TP377
R3771.2K
C346
10uF
16V
C360 0.047uF
R305
1K
TP367
TP323
C363
1uF
25V
AV1_L_IN
/PCM_OE
TXD3N
C315
100pF
50V
OPT
R3691.2K
HP_OUT
5V_HDMI_3_JACK
TP331
SC_R_IN_SOC
R326
2K
OPT
SC_CVBS_IN_SOC
VDD3V3
C328
0.1uF
SC_COM_SOC
SC_ID_SOC
SC_L_IN_SOC
RGB_DDC_SCL
CK+_HDMI1_SOC
CI_DATA[0-7]
C330
5pF
50V
OPT
C358
0.01uF
50V
MT5369_TS_OUT[0-7]
TP316
D0-_HDMI2_JACK
C345
10uF
16V
CK+_HDMI2_JACK
DDC_SDA_4_JACK
ARC
COMP1_Pb
C303
0.1uF
AV1_CVBS_IN
C3751500pF
R340 100
TP339
SC_FB_SOC
IF_N
R342 10K
T/C&AT&CHB
SC_CVBS_IN_SOC
TXC4N
TP371
R359100
C379
10pF
50V
DDC_SDA_3_JACK
+1.2V_MTK_AVDD
TXA0P
DDC_SCL_1_SOC
DSUB_HSYNC
TXC4P
C378
10pF
50V
TP340
COMP1_Y_SOC
R332 10K
T/C&AT&CHB
C347
0.1uF
AUD_SCK
SC_R_IN_SOC
TP357
C338
560pF
50V
OPT
TP325
PCM_RST
D2-_HDMI1_SOC
D1-_HDMI3_JACK
/PCM_IOWR
SC_B_SOC
TP363
R306
1K
DSUB_VSYNC_SOC
SCART_Lout_SOC
R304
1K
TXC3P
CI_ADDR[0-14]
R303
82
TP315
TP309
TP332
AV1_L_IN_SOC
D0-_HDMI3_JACK
/PCM_WAIT
AUDIO_L_OUT_COMMERCIAL
R363100
5V_HDMI_1_SOC
TP368
TXBCLKN
TXBCLKP
COMP1_Y
TP344
TP361
R3490
OPT
HP_LOUT
CI_A_VS1
DSUB_R+
COMP1_Pb_SOC
/CI_CD2
TP327
TP364
TP369
TXA3P
TXB2N
TXB3N
C342
100pF
50V
TP333
MT5369_TS_IN[3]
C339
560pF
50V
OPT
R325
2K
OPT
R302
180
C352 0.01uF
TXC3N
PC_R_IN_SOC
DSUB_B+
R364100
DSUB_HSYNC_SOC
TXD4P
TP354
C396
33pF
OPT
+5V_NORMAL
TXD1N
C306
0.1uF
MODEL_OPT_10
2D/3D_CTL
MODEL_OPT_2
PCM_5V_CTL
EMMC_RST
MODEL_OPT_8
MODEL_OPT_9
VCOM_DYN
GST_SOC
MCLK_SOC
GCLK_SOC
EO_SOC
PMIC_RESET
C365
0.01uF
C305
1uF
25V
C362
0.1uF
C350
0.1uF
R314
0
R336
0
R331 0
T/C&AT&CHB
R346 0
T/C&AT&CHB
C309
OPT
C311 1uF
10V
C310
33pF
T/C&AT&CHB
C312
33pF
T/C&AT&CHB
C334
47pF
50V
C335
47pF
50V
C333
47pF
50V
USB_DP2
USB_DM2
USB_DP1
USB_DM1
USB_DM3
USB_DP3
IC105
LGE2112
HDMI_CEC
AA32
HDMI_0_SCL
AG33
HDMI_1_SCL
AE33
HDMI_2_SCL
AC33
HDMI_3_SCL
AH32
HDMI_0_SDA
AF33
HDMI_1_SDA
AD33
HDMI_2_SDA
AB33
HDMI_3_SDA
AH33
HDMI_0_PWR5V
AG31
HDMI_1_PWR5V
AE31
HDMI_2_PWR5V
AC31
HDMI_3_PWR5V
AH31
HDMI_0_HPD
AG32
HDMI_1_HPD
AE32
HDMI_2_HPD
AC32
HDMI_3_HPD
AJ32
AVDD12_HDMI_0_RX
AA24
AVDD12_HDMI_1_RX
Y24
AVDD12_HDMI_2_RX
W24
AVDD12_HDMI_3_RX
AB24
AVDD33_HDMI_0_RX
AB29
AVDD33_HDMI_1_RX
AA29
AVDD33_HDMI_2_RX
Y29
AVDD33_HDMI_3_RX
AC29
AVSS33_HDMI_RX_1
AB30
AVSS33_HDMI_RX_2
AD30
AVSS33_HDMI_RX_3
AF31
AVSS33_HDMI_RX_4
AF32
USB_DP_P0
C36
USB_DM_P0
C37
USB_DP_P1
D36
USB_DM_P1
D37
USB_DP_P2
AT13
USB_DM_P2
AU13
USB_DP_P3
AT14
USB_DM_P3
AU14
AVDD33_USB_P0P1
D35
AVDD33_USB_P2P3
AP13
AVSS33_USB_P1
D34
AVSS33_USB_P2
AR13
PCIE11_TXP
W35
PCIE11_TXN
W34
PCIE11_RXN
Y34
PCIE11_RXP
Y35
AVDD12_PCIE11
U24
AVDD33_PCIE11
V24
AVSS12_PCIE11
W30
PCIE11_REFCKN
W36
PCIE11_REFCKP
W37
HDMI_0_RX_0
AG35
HDMI_0_RX_0B
AG34
HDMI_0_RX_1
AG37
HDMI_0_RX_1B
AG36
HDMI_0_RX_2
AF35
HDMI_0_RX_2B
AF34
HDMI_0_RX_C
AH35
HDMI_0_RX_CB
AH34
HDMI_1_RX_0
AE37
HDMI_1_RX_0B
AE36
HDMI_1_RX_1
AD35
HDMI_1_RX_1B
AD34
HDMI_1_RX_2
AC35
HDMI_1_RX_2B
AC34
HDMI_1_RX_C
AE35
HDMI_1_RX_CB
AE34
HDMI_2_RX_0
AB35
HDMI_2_RX_0B
AB34
HDMI_2_RX_1
AA35
HDMI_2_RX_1B
AA34
HDMI_2_RX_2
AA37
HDMI_2_RX_2B
AA36
HDMI_2_RX_C
AC37
HDMI_2_RX_CB
AC36
HDMI_3_RX_0
AK35
HDMI_3_RX_0B
AK34
HDMI_3_RX_1
AJ35
HDMI_3_RX_1B
AJ34
HDMI_3_RX_2
AJ37
HDMI_3_RX_2B
AJ36
HDMI_3_RX_C
AJ33
HDMI_3_RX_CB
AK33
TXVP_0
AT18
TXVN_0
AU18
RXVN_1
AU17
RXVP_1
AT17
PHYLED1
AN16
PHYLED0
AM16
REXT
AD15
AVDD12_REC
AD14
AVDD33_COM
AD16
AVDD33_LD
AD17
AVSS33_LD
AL16
AVSS33_COM
AL15
AVSS12_REC
AL14
IC105
LGE2112
TCON0
F27
TCON1
E27
TCON2
F30
TCON3
F29
TCON4
B27
TCON5
A27
TCON6
B28
TCON7
A28
TCON8
C28
TCON9
D28
TCON10
E28
TCON11
F28
TCON12
B29
AVDD12_LVDS_1
AG6
AVDD12_LVDS_2
AJ6
AVDD12_VPLL
AF6
AVDD33_LVDSB
AE6
AVDD33_LVDSA
AH7
AVSS12_LVDS_2
AJ5
AVSS12_LVDS_1
AG5
AVSS12_VPLL
AF5
AVSS33_LVDSB
AE5
AVSS33_LVDSA
AH5
REXT_VPLL
AG7
AIN0_R_AADC
AU37
AIN0_L_AADC
AU35
AIN1_R_AADC
AT35
AIN1_L_AADC
AT37
AIN2_R_AADC
AU36
AIN2_L_AADC
AP34
AIN3_R_AADC
AT36
AIN3_L_AADC
AR37
AIN4_R_AADC
AR33
AIN4_L_AADC
AP32
AIN5_R_AADC
AR36
AIN5_L_AADC
AP37
AIN6_R_AADC
AR35
AIN6_L_AADC
AP36
AVDD33_AADC
AL31
AVSS33_AADC
AJ28
VMID_AADC
AJ27
MPXP
AN28
ADCINP_DEMOD
AU32
ADCINN_DEMOD
AT32
AVDD33_DEMOD
AD22
AVDD12_DEMOD
AL27
AVSS33_DEMOD
AM28
AVSS12_DEMOD
AJ26
IF_AGC
U35
RF_AGC
U34
LOUTN
AP31
LOUTP
AN30
OSCL2
V35
OSDA2
V34
SC0
AP28
SY0
AR29
CVBS3P
AT30
CVBS2P
AR30
CVBS1P
AR31
CVBS0P
AN29
CVBS_COM
AP30
AVDD33_CVBS_1
AK24
AVDD33_CVBS_2
AK25
AVSS33_CVBS_1
AL25
AVSS33_CVBS_2
AM26
AO3N
AG3
AO3P
AG4
AO4N
AG1
AO4P
AG2
AOCLKN
AF3
AOCLKP
AF4
AO2N
AE3
AO2P
AE4
AO1N
AE1
AO1P
AE2
AO0N
AD1
AO0P
AD2
AE4N
AL3
AE4P
AL4
AE3N
AL1
AE3P
AL2
AECLKN
AK3
AECLKP
AK4
AE2N
AJ3
AE2P
AJ4
AE1N
AJ1
AE1P
AJ2
AE0N
AH3
AE0P
AH4
BO4N
AT2
BO4P
AU2
BO3N
AT1
BO3P
AU1
BOCLKN
AR1
BOCLKP
AR2
BO2N
AP1
BO2P
AP2
BO1N
AN1
BO1P
AN2
BO0N
AM3
BO0P
AM4
BE4N
AT6
BE4P
AU6
BE3N
AP6
BE3P
AR6
BECLKN
AP5
BECLKP
AR5
BE2N
AT4
BE2P
AU4
BE1N
AP4
BE1P
AR4
BE0N
AP3
BE0P
AR3
AR0_ADAC
AN35
AL0_ADAC
AN34
AR1_ADAC
AM32
AL1_ADAC
AM34
AR2_ADAC
AM37
AL2_ADAC
AM33
AR3_ADAC
AM36
AL3_ADAC
AM35
AVDD33_DAC
AG30
AVDD33_DAC1
AF30
AVSS33_DAC
AK30
AVSS33_DAC1
AE30
ALIN
Y33
ASPDIF0
AR16
ASPDIF1
Y32
AOBCK
AR11
AOLRCK
AP11
AOMCLK
AM12
AOSDATA4
AM10
AOSDATA3
AM11
AOSDATA2
AN11
AOSDATA1
AN10
AOSDATA0
AN9
HSYNC
AN25
VSYNC
AM25
RP
AR25
GP
AR24
BP
AU24
COM
AP24
SOG
AT24
VGA_SDA
AR22
VGA_SCL
AP22
COM1
AT26
PB1P
AR26
PR1P
AP26
Y1P
AU26
SOY1
AP25
COM0
AU28
PB0P
AT28
PR0P
AR28
Y0P
AP27
SOY0
AR27
VDACX_OUT
AU30
VDACY_OUT
AP29
AVDD33_VDAC_BG
AD20
AVDD33_VDAC
AD21
AVDD12_RGB
AD19
AVSS33_VDAC_BG
AJ22
AVSS12_RGB
AJ21
AVSS33_VDAC
AL24
L301
BLM15BD121SN1
L300
BLM15BD121SN1
L304
BLM15BD121SN1
ZD304
5.48VTO5.76V
ZD305
5.48VTO5.76V
ZD306
5.48VTO5.76V
ZD307
5.48VTO5.76V
ZD302
5.48VTO5.76V
ZD300
5.48VTO5.76V
ZD303
5.48VTO5.76V
ZD301
5.48VTO5.76V
D300
5.5V
ADLC 5S 02 015
D302
5.5V
ADLC 5S 02 015
D301
5.5V
ADLC 5S 02 015
R344
30K
R345
30K
C348
100pF
50V
R338 0
R337 0
R333
120-ohm
9
MID_MAIN_2
2011.12.19
Close to MT5369
Place at JACK SIDE
1608 sizs For EMI
PLACE AT JACK SIDE
Close to Tuner
1.0Vpp
Close to Tuner
CHANGE SYMBOL
1608 sizs For EMI
1608 sizs For EMI
Don’t use as GPIO
FOR EMI
CH1
CH2
CH3
CH4
CH5
CH6
1608 sizs For EMI
1608 sizs For EMI
1608 sizs For EMI
1608 sizs For EMI
For PCB Pattern
For PCB Pattern
For PCB Pattern
For PCB Pattern
Close to MT5369
Port was changed !!!!
PLACE AT JACK SIDE
1608 sizs For EMI
Copyright © 2012 LG Electronics. Inc. All rights reserved.
Only for training and service purposes
LGE Internal Use Only