Television Turn On Commands Circuit Drawing - LG 55LW5600 Troubleshooting Manual

55LW5600 Television Turn On Commands Circuit Drawing
SMPS
P201
3
3.4V
PWR_ON
1
25V
2
25V
24V
3
25V
4
4
Gnd
5
Gnd
6
Gnd
7
Gnd
8
3.51V
1
9
3.51V
10
SBY3.5V
3.51V
11
3.51V
12
Gnd
13
Gnd
14
Gnd
15
n/c
n/c
16
8
12.01V
17
3.24V
DRV_ON
18
12.01V
12V
19
n/c
n/c
20
4
12.01V
21
0.2V~3.3V
9
PWM-DIM1
22
n/c
n/c
23
n/c
ERR OUT 24
PWM-DIM1 (PWM Dimming) can vary
according to incoming video IRE level,
OSD Backlight setting and Intelligent
Sensor (room light condition).
Range 0.37V to 3.3V.
7
To DC to DC Conv
Panel_Vcc (12V)
T-CON
+3.3V_Normal
MAIN
P502
PWR_ON
1
2
L504
3
C519
0.1uF
4
5
6
7
8
9
1
10
+3.5V_ST
11
12
13
14
C506 0.1uF
15
n/c
16
L501
17
18
19
20
9
21
PWM-DIM_22
22
23 n/c
24 n/c
P832
1
SMPS
6
3
(Data) 3.56V p/p Data
12V
Q507
D S
1.8V
G
6
L509
7 2
IC505
3.47V
3.35V
6
8
Power_On/Off2_2
+24V
4
Q502 Q501
2.62V 0V
0V
R508
4.7K
L503
3.5V
+3.5V_ST
C508
0.1uF
R546
+12V 4
3.28V
INV_ON
R532
8
100Ω
R526
0Ω
Dimming (Variable)
P3503
9
3.51V p/p
0V
8
3.54V p/p
0.1V
3
0.12V
5
53
R555 22KΩ
R558 10KΩ
Q506
R559
1.8K
0V
0.68V
L507
12V
+12V
6
R542
10KΩ
3
0.64V
RL_ON
R502
10K
1
R643
22Ω
Reset
R644
C608
47K
0.1uF
1K
+3.3V_Normal
Q504
8
0V
R547
10K
R228 22
Ω
P-DIM: Digital
R3508
33Ω
L_VS
R3506
33Ω
M0_SCLK
R3507
33Ω
M0_MOSI
June 2011
4
+12V
L511
R553
Q505
47K
0V
Panel_CTL
Power
20
R605
On/Off 2_2
100Ω
IC602
Micro
16
IR
2
36
RL_ON
7
11
Model_Opt_1
40
Reset
5
Power Det 14
IC8007
IC8008
25
Key 1
2
Key 2 26
10 INV_CTL
IC101
AH17
BCM
E11
IC5201
C17
BCM
C16
LCD-DV 55LW5600