Read LG 50PM6700-TK (CHASSIS:PA22A) 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.
MICOM,SUB ASSY
R911
22
R914
4.7K
R932
10K
OPT
R930
10K
C900
0.1uF
16V
C907
0.1uF
16V
MICOM_RX
MODEL1_OPT_0
+3.3V_ST
MODEL1_OPT_3
+3.3V_ST
R902
10K
R901
10K
DEBUG
MODEL1_OPT_2
EEPROM_SDA
AC_DET
I2C_SCL3
MICOM_TX
SUB_SDA
R936
10K
OPT
Debug
R919 10K OPT
R909
22
JP901
R915 4.7K
R949
0
+3.3V_MULTI
R908
22
EEPROM_SCL
DISP_EN
R937
10K
OPT
+3.3V_ST
JP900
MODEL1_OPT_0
MODEL1_OPT_1
R904
10K
OPT
R926
10K
OPT
KEY1
SOC_RESET
IC900
M24C16-WMN6T
3
NC/E2
E2
2
NC/E1
E1
4
VSS
GND
1
NC/E0
NC
5
SDA
SDA
6
SCL
SCL
7
WC
WC
8
VCC
VCC
R916
22
R933
10K
OPT
R934
10K
OPT
EEPROM_SCL
HDMI_CEC
P900
12507WS-04L
DEBUG
1
2
3
4
5
R910
22
SUB_SCL
+3.3V_MULTI
+3.3V_ST
+3.3V_ST
IR_TX
SC_MUTE
EEPROM_SDA
I2C_SDA3
RESET
PSU_ERR_DET
C903
0.1uF
16V
MODEL1_OPT_3
+3.3V_ST
+3.3V_ST
R927
10K
OPT
KEY2
MOD_ON
R907
10K
OPT
Debug
R903
47K
RESET
+3.3V_ST
MODEL1_OPT_2
R900
1K
DEBUG
R913
10K
RL_ON
LED_R
R931
10K
OPT
MODEL1_OPT_1
X901
32.768KHz
R912
10K
POWER_ON1
POWER_ON2
POWER_ON3
POWER_ON4
KEY1
M_REMOTE_RX
R950
22
22
R945
22
R939
22
22
+3.3V_ST
KEY2
R924
2.7K
R943
10K
R952
22
22
+3.3V_ST
R940
22
22
OPT
C916
10pF
50V
OPT
C910
680pF
50V
OPT
M_REMOTE_ISP
R947
4.7K
R925
2.7K
+3.3V_MULTI
SUB_SCL
C915
10pF
50V
OPT
SUB_SDA
R944
22
C917
10pF
50V
C908
10pF
50V
OPT
R951
22
22
+3.3V_ST
C912
220pF
50V
R921
4.7K
OPT
M_REMOTE_TX
C913
10pF
50V
OPT
R946
10K
C914
10pF
50V
IR
3D_SYNC_RF
M_REMOTE_RST
C911
220pF
50V
C918
10uF
6.3V
R935
22
22
R953
22
22
LED_R
EDID_WP
IC901
R5F100GEAFB
1
2
3
4
5
6
7
8
9
10
11
12
13
P50/INTP1/SI11/SDA11
14
P51/INTP2/SO11
15
P17/TI02/TO02
16
P16/TI01/TO01/INTP5
17
P15/PCLBUZ1/SCK20/SCL20
18
P14/RXD2/SI20/SDA20
19
P13/TXD2/SO20
20
P12/SO00/TXD0/TOOLTXD
21
P11/SI00/RXD0/TOOLRXD/SDA00
22
P10/SCK00/SCL00
23
P146
24
P147/ANI18
25
P27/ANI7
26
P26/ANI6
27
P25/ANI5
28
P24/ANI4
29
P23/ANI3
30
P22/ANI2
31
P21/ANI1/AVREFM
32
P20/ANI0/AVREFP
33
P130
34
P01/TO00/RXD1
35
P00/TI00/TXD1
36
P140/PCLBUZ0/INTP6
37
P120/ANI19
38
P41/TI07/TO07
39
P40/TOOL0
40
RESET
41
P124/XT2/EXCLKS
42
P123/XT1
43
P137/INTP0
44
P122/X2/EXCLK
45
P121/X1
46
REGC
47
VSS
48
VDD
Q900
MMBT3904(NXP)
MMBT3904(NXP)
E
B
C
C909
68pF
50V
3D_SYNC_RF
R918
22
JP902
JP903
JP904
JP905
JP906
JP907
JP908
JP909
JP910
JP911
JP912
JP913
JP914
JP915
JP916
P901
SMAW200-H16S2
14
9
4
13
8
3
12
7
2
16
11
6
1
15
10
5
17
R928
33K
R929
33K
R920
15K
R906
15K
R905
100K
100K
OPT
C902
1uF
10V
C906
12pF
50V
R917
4.7K
+3.3V_ST
C905
12pF
50V
PZ95
11
31
PZ55
MODEL1_OPT_0
LOW
PIN NAME
PZ55/PZ75
PCB TOP
HIGH
MODEL1_OPT_3
ATSC
-
MICOM MODEL OPTION
PZ75/PZ95
MODEL1_OPT_1
FOR USE MICOM RESET
-
PIN NO.
PCB TOP
MODEL1_OPT_2
for Debugging
**ALL TOOL : LED_RED
30
8
DVB
to Sub Ass’y
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