THERMAL
THERMAL
THERMAL
THERMAL
THERMAL
THERMAL
THERMAL
THERMAL
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.
+19V
+3.5V_ST
PANEL_CTL
+3.5V_ST
POWER_ON/OFF2_3
+5V_NORMAL
PANEL_VCC
+3.3V_NORMAL
POWER_DET
+12V
RL_ON
PANEL_VCC
+19V
POWER_ON/OFF2_3
+3.3V_NORMAL
POWER_ON/OFF2_1
POWER_ON/OFF2_4
RL_ON_BUFFER
VDD3V3_HDMI
+3.3V_NORMAL
+3.5V_ST
POWER_ON/OFF2_2
INV_CTL
POWER_ON/OFF1
+3.5V_ST
WLED_ENABLE
+3.5V_ST
+5V_NORMAL
+12V
+1.2V_MTK_CORE
POWER_ON/OFF1
+3.5V_ST
POWER_ON/OFF2_3
+3.5V_ST
+3.5V_ST
+12V
+5V_NORMAL
RL_ON_BUFFER
+1.5V_DDR
POWER_ON/OFF2_1
PCM_5V_CTL
+5V_CI_ON
+5V_NORMAL
POWER_ON/OFF2_2
+3.3V_NORMAL
R2436
16K
1%
L2408
BLM18SG121TN1D
OPT
C2440
1uF
25V
R8889
10K
R2417
100K
OPT
R2451
2K
1/8W
OPT
C2423
0.01uF
50V
C2427
0.1uF
16V
R8813
6.8K
OPT
C2429
0.1uF
16V
R2452
2K
1/8W
OPT
R8809
10K
OPT
R2418
100
R2454
0
1/16W
5%
OPT
Q2407
AO3407A
G
D
S
R8812
1K
R8801
10K
C2433
0.1uF
50V
R2438
51K
1%
R2416
100K
R8808
3.3K
OPT
R2410
2.7K
1%
OPT
R8823 10K
R2453
10K
C2428
10uF
10V
Q8802
MMBT3906(NXP)
1
2
3
R2421
10K
OPT
C2435
4.7uF
50V
OPT
C2426
22uF
10V
C2422
0.1uF
50V
C8817
0.1uF
50V
C8816
0.1uF
50V
C2432
0.01uF
50V
R2409
1.2K
1%
OPT
C2425
22uF
10V
C2412
0.1uF
16V
D2401
40V
B540C
JK8800
KJA-DC-1-0032
11
22
44
L2409
BLM18PG121SN1D
R2439
10K
L2407
4.7uH
C2410
0.1uF
50V
R8811
10K
R2412
8.2K
5%
C2443
0.1uF
50V
R2437
10K
C2453
0.1uF
16V
C2411
0.1uF
16V
OPT
L8804
MLB-201209-0120P-N2
L2406
BLM18PG121SN1D
R8888
10K
C8820
68uF
35V
R8828
10K
R2413
0
5%
OPT
C2424
150pF
50V
R2419
100
OPT
L2401
BLM18SG121TN1D
C2400
10uF
16V
C2408
10uF
10V
R2402
6.8K
R2403
10K
C2403
0.1uF
16V
OPT
L2400
BLM18PG121SN1D
C2404
0.1uF
16V
C2407
10uF
10V C2441
47pF
50V
OPT
C2402
10uF
16V
C2409
10uF
10V
L2404
2uH
R2404
5.1K
1%
C2414
10uF
10V
R2406
10K
1%
L2405
BLM18PG121SN1D
R2400
0OPT
IC2400
BD86106EFJ
3
AGND
2
VIN
4
FB
1
PGND
5COMP
6EN
7SW_1
8SW_2
9
[EP]
IC2404
RT8289GSP
3
NC_2
2
NC_1
4
FB
1
BOOT
5EN
6GND
7VIN
8SW
9
[EP]GND
C2406
10uF
25V
R2429
3.3
1/16W
R2405
10K
C2458
0.22uF
16V
R2434
0.1
1W
R2420
10K
1/16W
C2401
47uF
25V
R2435
0.1
1W
IC2406
TPS40210DGQR
3
DIS/EN
2
SS
4
COMP
1
RC
5
FB 6GND
7ISNS
8GDRV
9BP
10 VDD
11
[EP]
D2400
100V
BR210
R2408
10K
1/16W
C2416
100pF
50V
R2401
4.7K
R2425
30K
1/16W
Q2400
MMBT3904(NXP)
E
B
C
R2423
220K
1/16W
C2413
0.1uF
50V
OPT
Q2401
AOD478
S
D
G
R2450
0
L2403 10uH
C2473
47uF
25V
C2468
10uF
25V
C2471
220pF
50V
C2469
0.1uF
50V
R2447
10
R2446
36K
R2448
300K
D2402
40V
SMAB34
C2475
0.1uF
50V
R2445
100K
C2472
150pF
50V
OPT
R2449
68K
C2474
10uF
10V
C2470
0.1uF
16V IC2407
MP1584EN
3COMP
2EN
4FB
1SW
5
GND
6
FREQ
7
VIN
8
BST
9
[EP]GND
R2457
100K
1/10W
1%
R2458
33K
1/10W
1%
R2456
39K
1/10W
1%
IC2402
APX803D29
OPT
1
GND
3
VCC 2RESET
IC2401
APX803D29
1
GND
3
VCC 2RESET
Q2406
MMBT3904(NXP)
E
B
C
Q8800
MMBT3904(NXP)
E
B
C
Q8811
MMBT3904(NXP)
E
B
C
C2480
0.1uF
50V
R2460
10
C2479
0.1uF
50V R2464
100K
C2485
100pF
50V
C2478
0.1uF
50V C2488
0.1uF
50V
R2462
4.7K
R2469
0
IC2408
NB634EL
3
SW_2
2
SW_1
4
SW_3
1
IN
6
BST
5
SW_4
7
EN/SUNC 8FB
9PG
10 AAM
11 VCC
12 GND_1
13 GND_2
14 AGND
15
[EP]
R2459
22K
OPT
R2463
82K
L2412 15uH
R2461
82K R2467
12K 1%
R2466
820 1%
R2465
33
1%
R2470
0
C2481
47uF
25V
OPT C2482
10uF
25V
OPT C2483
10uF
25V
OPT C2484
10uF
25V
C2486
10uF
25V
C2417
10uF
25V
C2405
0.0068uF
50V
R2430
10K
C2450
0.01uF
50V
C2454
10uF
10V
L2411
2.2uH
NR5040T2R2N
C2420
0.1uF
16V
C2447
10uF
10V
C2455
0.1uF
16V
C2448
10uF
10V
R2431
15K
1/16W 5%
ZD2401
5V
OPT
C2419
0.1uF
16V C2451
10uF
10V
C2452
100pF
50V
C2418
10uF
10V
R2455
47K 1%
C2421
4700pF
50V
IC2403
TPS54319TRE
1
VIN_1
3
GND_1
7
COMP
9SS/TR
10 PH_1
11 PH_2
12 PH_3
13 BOOT
14 PWRGD
15 EN
16 VIN_3
5
AGND
8
RT/CLK
6
VSENSE
4
GND_2
2
VIN_2 17
EP[GND]
C2457
0.1uF
16V
C2456
10uF
10V
R2432
330K1/16W 5%
R2433
56K
1/16W
1%
R6218
10K
CI
C6210
1uF
25V
CI
R6217
100
CI
IC6200
AP2151WG-7
CI
3FLG
2GND
4
EN
1OUT
5
IN
C2434
0.1uF
16V
OPT
C2431
10uF
16V
C2445
100pF
50V
OPT
L2410
2uH
NR8040T2R0N
C2437
0.1uF
16V
R2427
30K
1%
ZD2400
5V
OPT
C2446
1uF
10V
R2428
10K
1%
R2414
10K
C2442
10uF
10V C2444
10uF
10V
C2436
0.1uF
16V C2487
3300pF
50V
C2430
10uF
16V
C2438
10uF
10V C2439
10uF
10V
IC2405
TPS54327DDAR
3
VREG5
2
VFB
4
SS
1
EN
5GND
6SW
7VBST
8VIN
9
[EP]GND
C2476
4.7uF
50V C2477
4.7uF
50V
R2442
33K
R2441
5.6K
C2460
0.1uF
25V
R6219
10K
CI
Q2408
NTR4501NT1G
G
D
S
R2440
3.3K
1%
R2411
1.8K
5%
L2402
33uH
C2462
33uF
100V
C2463
1uF
100V
C2464
1uF
100V
C2465
1uF
100V
C2466
1uF
100V
C2415
0.033uF
50V
R2407
18K
1/16W
1%
R2415
1K
1/16W
C2449
470pF
50V
R2426
3.9K
1/16W
C2461
330pF
50V
C2459
1uF
25V
R2422
680
1/8W
1% R2424
51K
1/16W
1%
C2493
33uF
100V
Q2402
SMK630D
S
D
G
IC2409
DT1641AS
3
NC_1
2
OVP
4
PGND_1
1
EN
6
PDIM
5
PGND_2
7
RISET
8
LS8
9
LS7
10
LS6
11
LS5
12
NC_2 13 LGND
14 LS4
15 LS3
16 LS2
17 LS1
18 RT
19 COMP
20 RSS
21 NDRV
22 CS
23 VREF
24 VIN
25
[EP]GND
R2471
100K
C2490
33uF
100V
R2480
47K
1%
C2500
4700pF
50V
R2474
1M
1/8W
1%
C2467
1uF
100V
C2498
0.1uF
250V
R2478
1M
1/8W
1%
ZD2402
33V
R2476
100K
1%
R2486
30K 1%
R2487
0.1
1W
1%
R2482
39K
1%
C2496
1000pF
50V
JP2401
R2477
75K
1%
D2403
UF3D(SUZHOU GRANDE)
R2473
1M
1/8W
1%
R2483
1.5K
1%
C2495
100pF
50V
C2492
100pF
50V
R2485
1.5K 1%
C2491
33uF
100V
R2479
1M
1/8W
1%
C2501
0.1uF
25V
C2499 1uF
25V
R2468
100
R2481
10K
C2494
33uF
100V
WLED_ENABLE
R2444
100
C2489
1uF
100V
L2413
33uH L2414
33uH
R2475
6.2K
1%
R2484
220K 1%
+19V
R2472
270K
1/8W
1%
C2497
0.1uF
250V
BLU_CURRENT_CTL
R2443
120K
1/8W
1%
P2400
SMAW200-03
1
2
3
JP2400
PWM_DIM1

Power_DET

HDMI LEAKAGE Workaround in MTK A2(A0) (Default= with HDMI_LEAKAGE)
R1

DDR MAIN 1.5V

not to RESET at 8kV ESD
R2
12V-->3.58V
Vout=1.222*(1+R1/R2)
ST_3.5V-->3.5V
3.3K -> 1K (threshold voltage up)

+5V_Normal

24V-->3.48V
19V->12V(Real Output : 12.3V)

+3.3V_NORMAL

PANEL_POWER

TYP 1450mA

5A

Vout=0.8*(1+R1/R2)

+1.2V MTK CORE

CI POWER ENABLE CONTROL
20120726 KH.JUNG
12V -> 5V
20120726 KH.JUNG
20120813 KH.JUNG
R2410 APPLY -> OPT
R2413 OPT -> APPLY
20120808 KH.JUNG
5V_Normal->POWER_ON/OFF2_1
20120813 LCD-TV
20120813 LCD-TV
R2
Placed on SMD-TOP
R1
20120813 LCD-TV
29LN460 2012.12.22
6 8
POWER / LED driver
For POLA/ROW LPB Model --> Use P_DET_12V and P_DET_3.5V
For Others(Cinema LPB,EDGE/POLA PSU) --> Use P_DET_12V
20120816 CJ.LIM
85C -> 125C
11.10.27
12.03.08
EAE42868301(3225)->
EAE61081701(3216)

+12V

+3.5V_ST

20120913 CJLIM
20121010 CJLIM
3225 -> 3216
20121010 CJLIM
3225 -> 3216 20120816 LCD-TV
3A
R2

3A

R1
Vout=0.827*(1+R1/R2)=1.521V
2012.10.16 LCD-TV
R2
Placed on SMD-TOP
R1
[DV2]
20120816 CJ.LIM
LCD-TV
PANEL_DISCHARGE_REG->OPT
20121101 CJLIM
[DV2]
[DV2]
[DV2]
Vout=0.765*(1+R1/R2)
[DV2]
[DV2]
REDUCE RIPPLE CURRENT
VOUT#1=53.2V
REDUCE RIPPLE CURRENT
REDUCE RIPPLE CURRENT
REDUCE INDUCTOR TEMP ISSUE

FIRST BOOST UP

VOUT = VREF*(1+51K/680)
= 0.7 *(1+51K/680)
= 53.2V
EAX65323501
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Only for training and service purposes
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