LG 65EF9500 Service Manual page 41

[EG92 ONLY] PWR
R2390
10K
DPC_CTRL
+3.5V_ST
L/D_DI
PANEL_CTL
L/D_CLK
L/D_VSYNC
PWM_DIM
PWM_DIM2
+3.3V - eMMC
+3.3V_NORMAL +1.8V
3.3V_EMMC DVDD18_EMMC
L2304 L2305
PZ1608U121-2R0TF PZ1608U121-2R0TF
C2308
C2309
0.1uF
22uF
16V
10V
+1.8V - LM15U, eMMC
& Vx1 pull-up
+3.3V_NORMAL
IC2301
AZ1117EH-ADJTRG1
IN OUT
ADJ/GND
+3.3V_NORMAL
+12V
L2300
BLM18PG121SN1D
Placed on SMD-TOP
C2303
C2300 C2301
10uF 10uF 0.1uF
16V 16V 16V
OPT
R2303
10K
POWER_ON/OFF2_1
1%
R1 R2302
51K
C2305
100pF
50V
R2305
15K C2306
1uF
10V
1%
R2
Switching freq: 700K
Vout=0.765*(1+R1/R2)
2015 LG Electronics Inc. All rights reserved.
+3.5V_ST
+3.5V_ST
R2389
RL_ON 10K
P2399
SMAW200-H24S5
R2393
PWR ON INV CTL 22
1 2
L2395
DPC PDIM#2
UBW2012-121F 3 4
3.5V GND
5 6
PD_OLED_AC
R2392
3.5V 3.5V
C2395 7 8 22K
0.1uF GND GND 1%
9 10
16V
12V 12V
11 12
12V 12V
13 14
UBW2012-121F
12V GND
15 16
+12V
GND 12V_ON
17 18
L2396
24V 24V
19 20
UBW2012-121F 24V 24V
21 22
C2394
GND GND
0.1uF 23 24
D2399
50V L2397
PTVS13VS1UR
23.2V
25
+12V
L2309
PZ1608U121-2R0TF
+3.3V_NORMAL
C2324
C2322
0.1uF
10uF
16V
C2307
C2312
0.1uF
22uF
16V
10V
1.0V_DCDC_TI
C2332-*1
3300pF
50V
Switching freq: 700K
+1.8V
R2309
1
POWER_ON/OFF2_3
C2310 C2311
10uF 10uF
+3.3V_NORMAL
10V 10V
TU_JP
C2320
0.1uF
16V
MAX A
+3.3V_NORMAL
+24V AUDIO AMP
IC2302
TPS54427DDA
[EP]GND
+24V
EN VIN
1 8
16V L2310
0.1uF
UBW2012-121F
C2314
VFB VBST
2 7
PS064T-2R2MS
L2306
2.2uH
VREG5 SW
3 6
SS GND
4A C2326
4 5 C2329 C2333 C2334
22uF 22uF 100uF
10uF
10V
10V
10V
C2313
0.015uF
50V
DCDC_DIODE_0DR050008AA(SEMTECH)
0DR050008AA
ZD2300-*1
+12V
C2396 C2397 C2398
12V_ON,PAENL_CTL IS FOR OLED QSM
10uF 10uF
10uF
16V 16V
16V
+3.3V_NORMAL
R2394
1K
INV_CTL
0
OLED_AC_DET
PD_OLED_AC
R2395
100
R2300 PANEL_CTL
L2398
+24V
UBW2012-121F
C2399
L2399
UBW2012-121F 0.1uF
50V
DDR +1.5V
+1.5V_DDR
POWER_ON/OFF2_3
TI_TPS54327_1.5V_DDR_DCDC
IC2303-*1
TPS54327DDAR
ROHM_BD9D321_1.5V_DDR_DCDC
EN 1 8
VFB
IC2303 2 7
R2326 BD9D321EFJ VREG5
[EP] 3 6
10K
SS
4 5
EN VIN
1 8
16V
0.1uF
R2320 R2321 FB BOOT C2336
2 7
R1
18K 4.7K L2312
1% 1%
2.2uH
VREG SW
3 6
C2325
100pF PS064T-2R2MS
DCDC_DIODE
50V
SS GND
3A
4 5 C2338 C2339 ZD2302
22uF
22uF 2.5V
R2322
10V 10V
22K
C2328 C2332
1%
1uF 2200pF
10V 50V
1.0V_DCDC_ROHM
R2
Vout=0.765*(1+R1/R2)=1.554V
+2.5V
TU_JP
+2.5V_Normal
TU_JP IC2300
R2312
TJ4220GDP-ADJ
[EP]GND
TU_JP
10K TU_JP
R2316
R2
C2321
1 8 22K
0.1uF 1%
GND
NC_1
TU_JP
2 7
R2317
R1
47K
EN2 ADJ/SENSE
1%
3 6
VIN3 VOUT
2A
4 5
TU_JP
NC4 NC_2
TU_JP
EAN62206201 C2323
ZD2301
10uF
10V
0DR050008AA
5V
0DTKE00018A
TU_JP_DCDC_DIODE(KEC)
ZD2301-*1
Vout=0.6*(1+R1/R2)
+24V_AMP
Power_DET
+12V +3.5V_ST
R2349
100K
PD_+12V PD_+3.5V
RESET_IC_ROHM(SUB)
R2335 R2343
IC2307
2.7K 0
BD48K28G
1% 5%
VDD
3
OLED_AC_DET
1
C2350
OLED_AC_DET PD_+12V
0.1uF GND
R2336
16V
1.2K
1%
PD_20_24V
+24V R2348
100K
PD_20_24V_ROHM
IC2308
PD_20V PD_24V
PD_UHD_24V
R2340-*2 R2340-*1 R2340 BD48K28G
5.6K 8.2K
9.1K
1% 1%
1%
VDD
3
1
PD_20V PD_24V
PD_UHD_24V C2351
GND
R2341-*1 R2341 0.1uF
R2341-*2
1.3K 1.5K
1.6K 16V
1% 1%
1% PD_20_24V
+5.0V normal & USB
R2
C2347 OPT
2200pF
C2349 C2352
50V
+12V 100pF 0.047uF
R2344 50V 25V
10K
C2359
22uF
[EP]GND
C2357 R1 10V
L2314
VIN
120-ohm 82pF
VBST 50V
SW VIN_1 LX_3
1 21 L2313
THERMAL 4.7uH
GND VIN_2 LX_2
2 29 20
C2340 C2341 C2344 VIN_3 3 19 LX_1 C2355
0.1uF 0.047uF
10uF 10uF IC2305
50V
PGND_1 BST 25V
35V 35V 4 18
SN1302001(TPS65286RHDR)
OPT
PGND_2 SW_IN2
5 17
C2360
PGND_3 SW_IN1
6 16 1uF
6A
10V
V7V NFAULT1
7 15
Vout=0.6*(1+R1/R2)
C2346
0.0068uF
50V
5.1V:R1-51K, R2-6.8K
LM15 Power SEQUENCE
POWER_ON/OFF1(5V)
POWER_ON/OFF2_1(3.3V)
POWER_ON/OFF2_3(1.5V, 2.5V)
POWER_ON/OFF2_4(1.1V)
RESET_IC_DIODES(MAIN)
IC2307-*1
APX803E29
VCC RESET
3 2
1
GND EAN61829902
PD_20_24V_DIODES
IC2308-*1
+3.5V_ST
APX803D29
R2354 RESET 2 3 VCC
10K
1
OPT
GND
POWER_DET
VOUT
2
C2364
0.1uF
16V
not to RESET
at 8kV ESD
C2365
0.1uF PWR_DET_SEPARATE
16V
R2356
POWER_DET_1
0
VOUT
2
PWR_DET_SEPARATE
24V-->3.48V
20V-->3.51V
12V-->3.58V
ST_3.5V-->3.5V
C2362 C2363
22uF 10uF
10V 10V
+5V_NORMAL
DCDC_DIODE_0DR050008AA(SEMTECH)
0DR050008AA
ZD2304-*1
LGE Internal Use Only