Read LG 42CQ610H (CHASSIS:LA1EZ) 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.
10K
R1021
0.1uF
C1001
RS232_TX010:W20
RESET_high
016:H27
T
P
1
0
0
0
PTC_TX_S7
001:AB18
UART_SWA
016:AA21
MC14053BDR2G
IC1000
3
Z1
2
Y0
4
Z
1
Y1
6
INH
5
Z0
7
VEE
8
VSS
9
C
10
B
11
A
12
X0
13
X1
14
X
15
Y
16
VDD
100
R1015
PTC_RX_S7_3.3V
001:AB18
PTC_RX_5V
016:X10
MC14053BDR2G
IC1001
3
Z1
2
Y0
4
Z
1
Y1
6
INH
5
Z0
7
VEE
8
VSS
9
C
10
B
11
A
12
X0
13
X1
14
X
15
Y
16
VDD
2SC3875S(ALY)
Q1001
E
B
C
0.1uF
C1000
+3.5V_ST
100
R1019
10K
R1022
UART3_TX
010:E25;016:N15;016:Y25;016:AA3
UART3_TX
010:E16;016:N15;016:Y25;016:AA3
UART_SWB
016:AA21
RS232_RX010:W19
+3.5V_ST
+3.5V_ST
+3.5V_ST
S7_TX
001:AB18;001:AL24
UART3_RX
010:K23;016:N14;016:Y25;016:AA4
S7_RX
001:AB18;001:AL23
T
P
1
0
0
1
100
R1020
UART3_RX
010:N14;016:N14;016:Y25;016:AA4
2SC3875S(ALY)
Q1000
E
B
C
PTC_TX
016:X10
EXT_PTC_RESET
001:AE6
10
K
R
10
47
10
K
R
10
48
EXT_PTC_UPDATE
001:AE6
Update_SW
016:F22
+3.5V_ST
47
K
R
10
46
47K
R1049
1K
R1026
100
R1006
100
R1011
100
R1009
100
R1005
100
R1008
100
R1012
100
R1013
100
R1010
100
R1027
0.047uF
C1007
220pF
C1012
0.33uF
C1009
SDC15
D1007
A1
C
A2
JP
1
0
0
0
220pF
C1011
MAX3232CDR
IC1003
3
C1-
2
V+
4
C2+
1
C1+
6
V-
5
C2-
7
DOUT2
8
RIN2
9
ROUT2
10
DIN2
11
DIN1
12
ROUT1
13
RIN1
14
DOUT1
15
GND
16
VCC
0.33uF
C1006
RS232_TX
010:N16
0
R1043
0.33uF
C1008
100
R1034
0.1uF
C1010
RS232_RX
010:N15
100
R1039
JP1002
100
R1035
+3.5V_ST
JP
1
0
0
1
SDC15
D1005
A1
C
A2
SPG09-DB-009
P1000
1
2
3
4
5
6
7
8
9
10
10
X
X
1
SW_A
PC_SIM
0
X
1
PTC OAD
X
M-STAR DEBUG
COM/MON
0
SELECT PTC OAD OR NOT
1
X
S e r i a l P o r t
1
SELECT PTC OR BCM DEBUG
1
O b j e c t i v e
X
PTC DEBUG
SIMULATION
SW_B
0
0
RS232C
RxD
42LD6DDH-UA
2 0 1 1 . 1 2 . 0 1
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