Philips 43PUS6412/12 Service Manual page 87

8-6-14 DCDC-SYSTEM-POWER1
DC POWER INPUT
Updated on 2016/1/11
Updated on 2016/5/27
Add on 2015/7/21
CN1190
NC/0R05 OHM R4378
+3V5-SB 1 2 TP4319 NC/100OHM1/16W
3 4
Main_12V TP4315
Main_12V 5 6
TP4317
AU_12V 7 8 TP4318
9 10
11 12
NC/100 OHM 1/16W
POWER-ON 13 14
TP4307 NC/100 OHM 1/16W
BL-DIM1 100 OHM 1/ 16W R4316 TP4309 15 16 TP4308 100 OHM 1/ 16W
TP4311
CONN
To PSU
FB4300
NC/30R 1A
1 2 TP4343
+12V
FB4301
C4327
1 2 100NF 16V
30R 1A
C4351
100NF 16V
+5V-SW U4301
TPS563201DDCR
R4329
6 1
10K 1/ 16W 5% VBST GND
5 2
EN SW
4 3 L4300
VFB VIN
TP4341 2.2uH
Updated on 2016/10/4
TP4342
FB4327
NC/30R 1A Updated on 2016/3/25
1 2
Main_12V
FB4326
C4400
1 2
30R 1A
NC/100NF 25V
RT6217EHGJ8F
4 5
3 GND BOOT 6
20R +-1% 1/ 16W
SW EN
2 7
VIN NC
1 8
MODE FB
U4309
Add on 2016/5/23
C4401
Add on 2016/5/23
NC/1NF
Add for ADB on 2016/11/7
5*22/122 = 0.9
6.6 * 22/122 = 1.19
12*22/122 = 2.16
Vout=0.791*(1+100/(22//120)) = 5.04
Vout=0.791*(1+100/(36//120)) = 3.64
Vout=0.791*(1+100/(39//120)) = 3.47
Vout=0.791*(1+150/(47)) = 3.315
+1V8 From +3V3 NC/AZ1117CH-1.8TRE1
+3V3 U4305
3 2
VIN VOUT
+1V8-EMMC-IO
U4303
R4374
9
10K 1/ 16W 5%
1 E-Pad 8
POK GND
2 7 TP4321
VEN ADJ
3 6
4 VIN VO 5
VPP NC
C4344
G9661
10UF 6. 3V
C4356
C4354 TP4353
0.8V
1uF 10V
Vout=0.8*(1+4.7/(4.7//18)) = 1.808
AVDD1V0-STB From +3V6-STB
+3V5-SB AVDD1V0_STB
U4308
R4382
9
10K 1/ 16W 5%
1 E-Pad 8
POK GND
2 7 TP4322
VEN ADJ
3 6
4 VIN VO 5
VPP NC
C4394
G9661
10UF 6. 3V
C4395
C4396 TP4362
0.8V
1uF 10V
Vout=0.8*(1+1.6/5.1) = 1.05
+3V5-SB
R4107
+12V FB4307 NC/120R/3000mA +12V-AUDIO
NC/0R05 1/10W
1 2
1
2 VIN
FB4308 NC/120R/3000mA
3 GND
EN
1 2
Updated on 2016/5/27
U4304
+3V5-SB
FB4309 NC/120R/3000mA C4355 RT9193-33GB
1UF 10V
1 2
R4308 BL-I-CTRL
Main_12V +3V3
Main_12V R4309
AU_12V
Updated on 2016/4/1 4K7 1/ 16W 5%
NT-LCD-PWR-ON
R4325
2D/3D_SELECT TP4331 POWER-ON
R4313 R4320 TP4313
R4318 BL-ON TP4330
4.7K 1/ 16W
STANDBY Q4301
MMBT3904 C4301
100nF 50V
R4324
47K 1/ 16W
Updated on 2015/5/15
TP4334
BL-I-CTRLn
Q4302
NC/PDTC114EU
+12V-AUDIO +12V
AVDD3V3/DVDD3V3
+3V3-AVDD +3V3
R4348 R4349
Add on 2016/3/4 NC/22K 1/ 16W 10K 1% 1/16W
FB4302
TP4320 TP4314 TP4360
1 2
R4352 BTA1576S3 1
120R 3A
110K 1% Q4303
R4355
ZD4301
22K 1/ 16W
MM3Z3V6B-HAF
TP4361
Updated on 2017/01/13
Vout=0.768*(1+33.2/10) = 3.31
Add on 2016/5/23
+3V5-SB
Updated on 2016/5/6
FB4328
L4304
R4387 C4397
1 2
4.7uH 120R 3A
100NF 16V C4307
R4385
68PF 50V
R4392
100K 1%
0R05 OHM R4393
POWER-ON
0R05 OHM
Normal:High
Stand_By:Low
Add on 2016/5/23
R4390
120K 1%
POWER-ON
Updated on 2016/8/24
+3V5-SB +5V-SW
D4301 D4302
R4108 FB340M FB340M
NC/0R05 1/ 10W
Add on 2016/9/13
SUP-DDR
Updated on 2016/11/18
+3V5-SB
C4340 C4341
100NF 16V 10UF 25V
R4342
DDR-PWR-EN
TP4355
DRAM Power 100 OHM 1/ 16W
3A DC/DC
Vout=0.827x (1+8.44K/10K) = 1.525V
+12V
FB1709 120R 3A
1 2
+1V0-AVDD 1 2
FB1710 120R 3A
R4105 C1745 C1746
0R05 1/ 10W
8A DC/DC
Vout=0.6x (1+16.82K/24K) =
1.02V for VCCK
R849 100K 1%
+12V
R848
68KOHM 1/16W +/-5%
Add on 2016/8/24
+3V3-STANDBY
Updated on 2015/7/6
5 R4104
VOUT
Add on 2016/3/4
4 +3V3
0R05 1/ 10W +5V-SW
BP
ZD4300
MM3Z3V6B-HAF
C4345 C4309 +3V3
22NF 25V 1UF 10V
+3V3 R4312
BL-ON
10K 1/ 16W 5%
R4315 Q4300 TP4338
NC/10K+-5%1/16W NC/PDTC114EU
R4319
R4323 NT-BL-ONn 1 R1
TP4332 NC/0R05 OHM
0R05 OHM
BL-I-CTRL
TP4335 TP4337 R2
R4322 TP4333 R4311
NC/0R05 OHM C4337 4.7K 1/16W
1 R1 NC/10UF 6.3V X5R +-20%
R2
+1V0-AVDD From +3V3-AVDD
12V drop detect
+3V3-AVDD U4300
9
R4328
E-Pad
10K 1/ 16W 5% 1 8
2 POK GND 7
Updated on 2017/01/13
3 VEN ADJ 6
VIN VO
4 5
+5V-SW VPP NC
G9661
C4331
TP4359 C4336
1uF 10V
+3V3-STANDBY
TP4340
R4357
12V-DETECT
10UF 6.3V
R4359 0R05 OHM
100K 1/ 16W
Vout=0.8x(1+1.8/5.1)=1.082V
+12V FB4323 +12V-AMBI
1 2
120R 3A
Main_12V +12V
FB4324 If PSU has 3V3SB, all
AU_12V
NC/120R/3000mA conponents are ex isting.
1 2
If PSU has 3V3SB, all
Q4304 conponents are NC.
8 1
D D
7 2
6 D D 3
5 D D 4
S G
OPWRSB_PWR > +12V =3ms SM3201PSQA-TRG
+
C4305
C4303 NC/100UF 16V
1UF 10% 16 V
R4317 R4304 R4377
10K 1/ 16W 5% 22K 1/16W 10K 1/16W 5%
POWER-ON
R4321
Normal:High
5K1 1/ 16W 5%
Stand_By:Low
Q4305
AO3416
R4305 1 POWER-ON R4347 1
10K 1/16W 5% 10K 1/ 16W 5%
Updated footprint on 2016/3/17
R4337 100K 1/ 16W
TP4357
TP4358
C4333
C4332
U4302 100NF 16V 10UF 6. 3V
TP4354 L4301 TP4346
1 12 TP4347 1.5uH
VIN SW
2 11 C4375
3 VIN SW 10
GND SW
4 9
10UF 6. 3V 10UF 6. 3V
GND SS/TR
+
TP4352
RT8079ZQW
TP4351
TP4350 TP4349
C4346
10000pF 50V
C4347
3.3nF 50V
R1746
100K 1/ 16W 5%
PGOOD
U1708
RT7299BHGQW
+1V0-VCCK
C1744 100NF 16V
2 13 L1700 1.5UH
GND BOOT
3 12
4 GND LX 11
5 PVIN LX 10 PWR_EN
PVIN EN
6 9 R1748
VIN SS/TR
C1747 16K 1%
R1750
820R 1% C1758
NC/470PF 50V
Updated on 2017/01/04
R1754 R1752
C1759 680R 1/ 16W 5% 24K 1%
180PF 50V
C1760
8.2NF 50V
PWR_EN
To create VB1 return path
+1V0-VCCK
C8437 C4371 C4370 C4359
10UF 6. 3V
100NF 16V 100NF 16V 100NF 16V
Item number in function group 4 sub-group 3
12V-DETECT
12V-DETECT 17,19
BL-I-CTRLn
BL-I-CTRLn 8,19
NT-BL-ONn
NT-BL-ONn 8,9
NT-LCD-PWR-ON
NT-LCD-PWR-ON 8,9
BL-DIM1
BL-DIM1 8,9
2D/3D_SELECT
2D/3D_SELECT 19
STANDBY
STANDBY 2
NT-CTRL-DISP3
NT-CTRL-DISP3 8,9
DDR-PWR-EN
DDR-PWR-EN 19
PGOOD
PGOOD 16
+1V0-AVDD
TP4323
R4106
NC/0R05 1/ 10W
FB4325
+12V-AUDIO
NC/120R/3000mA
1 2
R4303
10KOHM
Q4306
8 1
D D
7 2
6 D D 3
5 D D 4
S G
SM3201PSQA-TRG
C4304
1UF 10% 16V
R4326
6K8 1/ 16W 5%
R4384
5K1 1/ 16W 5%
Q4307
AO3416
FB4305 120R 3A
+1V5-DDR DDRV
1 2
C4334
C4335
10UF 6. 3V FB4304 120R 3A
1uF 10V
TP4324
Add on 2016/3/15
1 2
C4382 C4362 C4377 CM47 CD106 CD121
+
NC/100UF 16V R4339
100NF 16V 8.2K 1%
R4341
240R 1%
TP4348
CM48 CM49 CM51 CM55
1UF 10% 16V
100NF 16V 100NF 16V 100NF 16V
R4346
10K 1/16W
Close to DDR power source
Updated on 2016/1/26
+1V0-VCCK Close to main chip
C4378 C4357 C4358
22UF 6. 3V 100NF 16V 100NF 16V
C4360 C4374 C4386 C4387 C4388
100NF 16V 100NF 16V 100NF 16V 100NF 16V 100NF 16V