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FROM LIPS & POWER B/D
+3.5V_ST
MMBT3906(NXP)
+3.5V_ST
Q402
R406
R461
1
3
OPT
4.7K
10K
C
R401
2
10K
RL_ON
B
Q401
MMBT3904(NXP)
E
R462
PWR ON
1
10K
24V
3
OPT
+3.5V_ST
R610
GND
5
L404
33K
BAT UVLO
MLB-201209-0120P-N2
7
BAT DET
9
OPT
3.5V
11
C406
C408
GND
13
0.1uF
0.1uF
OVER VTG
16V
16V
15
A/D
17
+12V/+15V
12V
19
L402
STATUS
21
MLB-201209-0120P-N2
CHG ON/OFF
23
OPT
C404
C407
25
0.1uF
0.1uF
C400
0.1uF
16V
16V
16V
P401
SMAW200-H24S2
CHG_ON/OFF
OPT
C401
0.1uF
100
OVER_VTG
16V
R422
100
A/D
R413
100
STATUS
R411
OPT
OPT
C402
C410
BAT_UVLO
0.1uF
0.1uF
16V
16V
R417
BAT_DET
100
OPT
R408
R409
R414
C414
470K
470K
470K
0.1uF
OPT
OPT
OPT
16V
'ERROR_OUT' is used for
lamp(CCFL/EEFL) models.
In other words,
LED models need not use.
R4041
0
AC_PWM
R400
0
BAT_PWM
OPT
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.
Copyright © 2012 LG Electronics. Inc. All rights reserved.
Only for training and service purposes
+12V/+15V
L412
120
CIS21J121
BATT_SLEEP
OPT
C415
R412
0.1uF
AC_DET
16V
100
OPT
C417
R424
0.1uF
470K
16V
+24V
OPT
BATT SLEEP
2
24V
4
GND
6
C418
L407
GND
8
0.1uF
MLB-201209-0120P-N2
3.5V
50V
10
3.5V
12
PANEL_CTL
GND
14
AC DET
1:AK10
16
INV ON
18
12V
20
+3.3V_Normal
P.DIM1
22
Err OUT
24
+3.5V_ST
R419
1K
R415
100
R426
10K
C
R421
OPT
INV_CTL
B
10K
R418
OPT
6.8K
+3.5V_ST
R475
E
Q405
OPT
0
MMBT3904(NXP)
R427
10K
R611
0
PWM_DIM
C413
0.1uF
OPT
16V
C416
R606
0.1uF
3.9K
OPT
16V
C461
+3.3V_Normal
10uF
10V
OPT
OPT
R486
4.7K
R420
100
ERROR_OUT
PWM_DIM
PANEL_POWER
OPT
C442
OPT
C438
C409
C436
10uF
0.1uF
0.015uF
0.01uF
25V
25V
50V
50V
Q409
AO3407A
C443
R439
10uF
33K
25V
G
OPT
OPT
R431
R440
C451
22K
5.6K
0.1uF
25V
C
R430
10K
B
Q407
MMBT3904(NXP)
OPT
C
OPT
R429
E
OPT
R435
47K
B
Q406
22K
MMBT3904(NXP)
R489
E
10K
+1.5V_DDR
IC407
AP7173-SPG-13 HF(DIODES)
L420
[EP]
BLM18PG121SN1D
IN
OUT
1
8
R1
R457
PG
FB
4.3K
2
7
1/16W
1%
VCC
SS
3
6
1.5A
+3.3V_Normal
R2
R433
10K
EN
GND
C467
R456
4
5
4.7K
560pF
1/16W
50V
C475
1%
0.1uF
16V
Vout=0.8*(1+R1/R2)=1.5319
+2.5V/+1.8V
+3.3V_Normal
IC402
+2.5V_Normal
TJ3940S-2.5V-3L
VIN
VOUT
3
2
Vd=550mV
1
R473
GND
1
C432
0.1uF
16V
C403
C440
10uF
0.1uF
10V
16V
ST_3.5V--> 3.375V --> 3.46V
20V-->3.51V --> 3.76V (3.59V)
+12V/+15V
24V-->3.78V --> 3.92V (3.79V)
12V -->3.58V --> 3.82V (3.68V)
18.5V-->3.5V --> 3.75V (3.59V)
C411
PANEL_VCC
0.1uF
16V
+24V
+3.5V_ST
PD_+24V
C455
R405
R407
0.1uF
5.6K
5.6K
25V
PD_+24V
PD_+24V/PD_+3.5V_#2
C412
0.1uF
16V
+3.3V_Normal
Max 1000mA
+3.5V_ST
+1.5V_DDR
C435
0.1uF
16V
C472
C476
22uF
0.1uF
10V
16V
POWER_ON/OFF_1
OPT
R490
10K
+12V/+15V
+5V_USB
L401
C405
C4075
10uF
10uF
25V
25V
OPT
300 mA
PGND
VIN
OPT
C4073
R1
0.1uF
16V
AGND
R416
R609
56K
11K
1%
1%
R423
OPT
12K
C4072
R2
1%
100pF
Vout=0.8*(1+R1/R2)
S7LR core 1.2V volt
C447
+3.3V_Normal
0.33uF
R428
16V
10K
+3.5V_ST
L413
VIN_1
1
12
THERMAL
VIN_2
2
17
11
C430
C431
10uF
0.1uF
GND_1
3
IC403
10
10V
16V
TPS54319TRE
GND_2
4
9
3A
$ 0.165
Vout=0.827*(1+R1/R2)=1.225V
+3.5V_ST
+3.5V_ST
R488
100K
OPT
R463
10K
PWR_DET_ON_SEMI
IC408
NCP803SN293
R402
POWER_DET
100
VCC
RESET
3
2
IC408-*1
1
APX803D29
C474
GND
0.1uF
RESET
VCC
2
3
1
GND
PD_+24V/PD_+3.5V_#2
PWR_DET_ON_DIODES
R404
100K
IC409-*1
APX803D29
PD_+24V_PWR_DET_ON_SEMI
IC409
NCP803SN293
RESET
VCC
R480
2
3
100
VCC
RESET
3
2
1
1
GND
PD_+24V/PD_+3.5V_#2
PD_+24V_PWR_DET_DIODES
GND
Power_DET
780 mA
+3.3V_Normal
Q403
L403
AO3435
BLM18PG121SN1D
OPT
C437
C425
G
OPT
0.1uF
C445
22uF
R434
R438
R446
C423
16V
10K
0.1uF
16V
22K
2.2uF
10K
10V
16V
R445
2.2K
C
R443
10K
B
Q400
MMBT3904(NXP)
E
2000 mA
R410
10K
+5V_Normal
+5V_USB
IC401
L425
L406
BLM18PG121SN1D
3.6uH
AOZ1051PI
[EP]LX
OPT
OPT
C420
C4074
NC
C492
1
8
22uF
0.1uF
22uF
16V
16V
16V
SS
2
7
C493
EN
0.01uF
3
6
50V
FB
COMP
4
5
3A
R608
12K
C494
2200pF
50V
C441
+1.10V_VDDC
0.1uF
16V
L415
3.6uH
PH_3
PH_2
NR8040T3R6N
C444
C453
C456
0.1uF
PH_1
22uF
22uF
16V
10V
10V
SS/TR
C488
R1
3300pF
C439
50V
100pF
R432
1/16W
330K
5%
C448
R436
15K
3300pF
50V
R2
GP4L_S7LR2
2011/10.05
POWER_LARGE
R414
LGE Internal Use Only
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