THERMAL
THERMAL
THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FIRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
Power_PD2
2014.04.24
M1A_URSA9_UD
04
R402
10K
L410
BLM18PG121SN1D
+3.3V_NORMAL
R412
33K
OPT
PWM1
R432
0
5%
OPT
R454
100 5%
R431
1.2K
1%
C430
22uF
10V
L403
MLB-201209-0120P-N2
C428
2.2uF
10V
POWER_ON/OFF_1
C401
0.1uF
50V
ZD400
5V
TVS_SEMTECH(MULTI)
POWER_DET
RL_ON
ZD402
5V
TVS_SEMTECH(MULTI)
+3.3V_NORMAL
L401
CB2012PK501T
+12V
L400
CB2012PK501T
+24V
+3.5V_ST
L402
MLB-201209-0120P-N2
C429
0.1uF
16V
R423
100
R443
10K
R406
10K
R419
100
+3.5V_ST
POWER_DET_RESET
C402
0.1uF
16V
R449
1K
1/16W
1%
R450
200
1/16W
1%
L409
BLM18PG121SN1D
+3.3V_NORMAL
L411
CB2012PK501T
10uF
C426
10V
+1.5V_DDR
R427
27K
1%
OPT
R428
5.1K
1%
OPT
10uF
C431
10V
IC404
AZ1117EH-ADJTRG1
ADJ/GND
OUT
IN
R455
0
R437
100 5%
OPT
ZD403
2.5V
+12V
C433
4.7uF
16V
3216
R456
0
OPT
R426
10K
+3.5V_ST
C442
4.7uF
50V
3216
C400
1uF
10V
1005
OPT
R453
0
+24V
R457
8.2K
1%
OPT
R467
1K
OPT
R458
0
5%
OPT
R438
4.7K
OPT
C407
10uF
10V
2012
R420
1K
R424
3.9K
R401
10K
+24V
ZD404
5V
TVS_SEMTECH(MULTI)
+3.5V_POWER_DET
+3.5V_POWER_DET
+3.5V_POWER_DET
+3.5V_ST
R448
2.2K
C413
0.1uF
16V
OPT
R447
22K
R444
10K
+3.5V_ST
INV_CTL
R425
10K
C422
0.1uF
R435
100K
R430
2.7K
1%
R436
100K
OPT
+3.5V_ST
R400
10K
OPT
R404
4.7K
C415
0.1uF
16V
C425
0.1uF
25V
R445
10K
L408
MLB-201209-0120P-N2
L412
OPT
PANEL_CTL
R446
1.8K
R442
10K
R452
2K
OPT
PANEL_VCC
+12V
R451
2K
OPT
R470
0
IC401-*1
KIC7529M2
RESET_IC_KEC(MULTI)
1
GND
2
OUT
3
VCC
Q405-*1
RRH140P03TB
PANEL_FET_ROHM(MULTI)
3
S_3
2
S_2
1
S_1
4
G
5
D_1
6
D_2
7
D_3
D_4
8
URSA_OPT_6
URSA_OPT_5
R413
33
POWER_28P
URSA_L/D_VSYNC
R411
33
POWER_28P
R407
33
POWER_28P
ZD401
2.5V
C421
22uF
10V
R429
10K
C419
0.039uF
50V
R439
20K
1%
C435
0.1uF
16V
L406
CB2012PK501T
C418
0.01uF
+3.3V_NORMAL
IC403
TPS5432DDAR
3
PH
2
VIN
4
GND
1
BOOT
5
VSENSE
6
COMP
7
EN
8
SS
9
[EP]GND
+1.10V_VDDC
R433
2.7K
1%
C417
0.1uF
16V
C437
0.1uF
16V
C436
10uF
10V
OPT
C423
270pF
50V
C420
22uF
10V
C424
0.1uF
16V
OPT
C434
390pF
50V
R440
47K
1%
C416
0.33uF
16V
+3.5V_ST
C414
10uF
10V
PWM_DIM
PWM_DIM_SYNC
R416
0
PWM_from_TCON
R414
0
PWM_from_MAIN
L407
3.6uH
IC401
APX803E29
RESET_IC_DIODES(MULTI)
1
GND
2
RESET
3
VCC
IC402
APX803E29
OPT
1
GND
2
RESET
3
VCC
Q400-*1
MMBT3904(NXP)
NPN_NXP(MULTI)
E
B
C
Q400
2N3904S
NPN_KEC(MULTI)
E
B
C
Q401-*1
MMBT3906(NXP)
PNP_NXP(MULTI)
1
2
3
Q401
2N3906S-RTK
PNP_KEC(MULTI)
1
2
3
Q402-*1
MMBT3904(NXP)
NPN_NXP(MULTI)
E
B
C
Q402
2N3904S
NPN_KEC(MULTI)
E
B
C
Q404-*1
MMBT3904(NXP)
NPN_NXP(MULTI)
E
B
C
Q404
2N3904S
NPN_KEC(MULTI)
E
B
C
Q406-*1
AO3435
3.3V_FET_AOS(MULTI)
G
D
S
Q406
SSM3J332R
3.3V_FET_TOSHIBA(MULTI)
S
G
D
Q405
AO4447A
PANEL_FET_AOS(MULTI)
3
S_3
2
S_2
4
G
1
S_1
5
D_1
6
D_2
7
D_3
8
D_4
C408
18pF
OPT
C441
18pF
OPT
C432
18pF
OPT
R417
10K
Q403
2N3904S
NPN_KEC(MULTI)
E
B
C
Q403-*1
MMBT3904(NXP)
NPN_NXP(MULTI)
E
B
C
ZD400-*1
TVS_KEC(MULTI)
ZD404-*1
TVS_KEC(MULTI)
ZD402-*1
TVS_KEC(MULTI)
C427
10uF
16V
C438
10uF
16V
C440
10uF
16V
C439
10uF
16V
R415
10K
C404
0.1uF
L404
BLM18PG121SN1D
R410
22K
1%
+5V_NORMAL
C405
100pF
50V
C411
0.1uF
16V
C403
10uF
16V
+12V
IC405
BD9D321EFJ
3
VREG
2
FB
4
SS
1
EN
5
GND
6
SW
7
BOOT
8
VIN
9
[EP]
C409
1uF
10V
C410
2200pF
50V
C443
22uF
10V
+3.3V_NORMAL
C412
22uF
10V
L405
3.6uH
LPH6050T-3R6N-R
R408
120K
1%
+5V_NORMAL
IC406
BD2242G
3
EN
2
GND
4
OC
1
VIN
6
VOUT
5
ILIM
R403
10K
R405
4.7K
C406
0.1uF
16V
R
4
1
8
1
4
K
1
%
+3.3V_NORMAL
+5V_USB
USB1_CTL
USB1_OCD
R409
6.8K
1%
P401
POWER_24P
19
24V
14
12V
9
GND
4
PDIM2
18
24V
13
12V
8
3.5V
3
PDIM1
17
GND
12
12V
7
3.5V
2
DRV ON
16
GND
11
12V
6
GND
1
PWR ON
20
24V
15
12V
10
GND
5
3.5V
21
24V
22
GND
23
GND
24
NC
25
P402
POWER_28P
19
24V
14
12V
9
GND
4
PDIM2
18
24V
13
12V
8
3.5V
3
PDIM1
17
GND
12
12V
7
3.5V
2
DRV ON
16
GND
11
12V
6
GND
1
PWR ON
20
24V
15
12V
10
GND
5
3.5V
21
24V
22
GND
23
GND
24
NC
25
SCLK
26
GND
27
SIN
28
V_SYNC
29
.
+3.3V_Normal
+1.5V_DDR
Power_DET
FROM LIPS or POWER B/D
L14 POWER BLOCK (POWER DETECT 2)
R2
R1
1.3A
Vout=1.25*(1+R2/R1)+Iadj*R2
Ready - Dual Power Det
R432, R454-*1, R438
Now is
R457, R454
Detect Valtage
O
R430, R431, R454
Use Circuit Designator
Power 3.5V
Power 12V
Power 24V
Power Detect activity
* Notice
- Applying all inch models for LCD L14
- Dual Power Det is used
for detecting two kinds of voltage
PANEL_POWER
TYP 6000mA
Upper 79"
+1.10V_VDDC
3A
Vout=0.808*(1+R1/R2)
R2
R1
R2
R1
+5V_Normal
3A
1458mA
Copyright ⓒ 2015 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
Summary of Contents for 49UF6700
Page 57: ......