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+3.5V_ST
R2301
10K
R2300
RL_ON
10K
P2300
SMAW200-H12S5K(BK)(LTR)
1
2
+3.3V_NORMAL
3
4
R2314
5
6
1K
7
8
9
10
INV_CTL
100
R2311
11
12
13
'15 UHD 12.5V sole out power
'Net name +12V means 12.5V power output
+3.3V - eMMC
+3.3V_NORMAL
+1.8V
3.3V_EMMC
DVDD18_EMMC
L2304
L2332
PZ1608U121-2R0TF
PZ1608U121-2R0TF
C2302
C2306
C2303
C2308
0.1uF
0.1uF
22uF
22uF
16V
16V
10V
10V
+1.8V - LM15U, eMMC
& Vx1 pull-up
+1.8V
+3.3V_NORMAL
IC2301
AZ1117EH-ADJTRG1
IN
OUT
R2309
ADJ/GND
1
+3.3V_NORMAL
+12V
L2300
PZ1608U121-2R0TF
C2301
10uF
25V
IC2302
TPS54427DDA
R2303
10K
EN
1
POWER_ON/OFF2_1
1%
0.1uF
VFB
C2372
2
R2302
R1
51K
VREG5
3
C2304
100pF
50V
SS
4A
4
R2305
OPT
15K
C2305
C2307
1uF
0.015uF
10V
50V
1%
Switching freq: 700K
R2
Vout=0.765*(1+R1/R2)
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.
Copyright © 2015 LG Electronics. Inc. All rights reserved.
Only for training and service purposes
+12V
L2321
+12V
MLB-201209-0120P-N2
L2331
MLB-201209-0120P-N2
C2316
C2319
C2312
C2313
10uF
10uF
0.1uF
4.7uF
16V
16V
25V
50V
OPT
100
PWM_DIM2
R2313
A12V
L2330
MLB-201209-0120P-N2
C2320
C2314
C2318
10uF
0.1uF
4.7uF
16V
0
25V
50V
R2317
PANEL_CTL
OPT
100
PWM_DIM
R2304
PWM_TCON_OUT
R2318 0
L/D_VSYNC
L/D_CLK
L/D_DI
+12V
L2309
PZ1608U121-2R0TF
+3.3V_NORMAL
C2323
10uF
16V
1.0V_DCDC_TI
C2335-*1
3300pF
50V
Switching freq: 700K
C2309
C2310
10uF
10uF
+1.1V or +1.15V _CPU CORE
10V
10V
+12V
L2310
PZ1608U121-2R0TF
MAX
A
Placed on SMD-TOP
C2321
C2322
C2324
10uF
10uF
0.1uF
16V
16V
16V
OPT
+3.3V_NORMAL
[EP]GND
VIN
8
16V
0.1uF
C2311
VBST
7
PS064T-2R2MS
L2333
2.2uH
SW
6
GND
C2315
5
C2317
22uF
22uF
10V
10V
Vout=0.8*(1+R1/R2)
R1:15K/R2:56K, V=1.00V(CPU_VID0=L,CPU_VID1=L)
R1:15K/R2:56K//240K, V=1.05V(CPU_VID0=H,CPU_VID1=L)
R1:15K/R2:56K//240K, V=1.05V(CPU_VID0=L,CPU_VID1=H)
R1:15K/R2:56K//240K//240K, V=1.10V(CPU_VID0=H,CPU_VID1=H)
PANEL_POWER
TYP 6000mA
L2322
MLB-201209-0120P-N2
C2326
C2331
C2328
10uF
0.1uF
0.01uF
AOS_PANEL_POWER_FET
IC2309
25V
50V
25V
AO4447A
OPT
S_1
D_4
1
8
OPT
OPT
OPT
C2334
C2336
S_2
D_3
R2329
C2338
2
7
10uF
10uF
1uF
10K
S_3
D_2
3
6
R2359
25V
25V
25V
2K
G
D_1
4
5
OPT
R2331
1.8K
C2341
C
10uF
R2372
25V
10K
B
Q2321
OPT
2N3904S
C2329
KEC_PANEL_CTL_TR
10uF
E
C
10V
B
Q2321-*1
MMBT3904(NXP)
NXP_PANEL_CTL_TR
E
DDR +1.5V
POWER_ON/OFF2_3
C2325
ROHM_BD9D321_1.5V_DDR_DCDC
0.1uF
IC2303
R2326
BD9D321EFJ
[EP]
10K
0.1uF
EN
VIN
1
8
16V
C2374
0.1uF
C2344
R2320
R2321
FB
BOOT
2
7
R1
18K
4.7K
L2312
1%
1%
2.2uH
VREG
SW
3
6
C2327
100pF
PS064T-2R2MS
50V
SS
GND
3A
4
5
C2346
22uF
R2322
10V
22K
C2332
C2335
1%
1uF
2200pF
10V
50V
1.0V_DCDC_ROHM
R2
Vout=0.765*(1+R1/R2)=1.554V
IC2300
L2311
BD86106EFJ
2uH
EAN62653301
[EP]
PGND
SW_2
1
8
VIN
SW_1
OPT
OPT
OPT
2
7
C2333
C2337
C2339
C2342
C2343
C2340
AGND
EN
3
6
0.0068uF
10uF
10uF
100uF
10uF
10uF
R2324
50V
6.8K
10V
10V
10V
10V
C2345
6A
FB
COMP
47pF
4
5
50V
R2325
POWER_ON/OFF2_4
R2-1.13V
C2330
10K
0.1uF
16V
R2332
20K
1%
+3.3V_NORMAL
R2333
200K
1%
R2371
D
10K
R2330
G
CPU_VID0
CPU_VID1
0
5%
S
D
Q2302-*1
G
G
2N7002K
S
DIODEDS_CPU_CORE_VID_FET
DIODEDS_CPU_CORE_VID_FET
Voltage drop 0.01V
Voltage drop 0.01V
Voltage drop 0.01V
Voltage drop 0.01V
Power_DET
PANEL_VCC
+12V
R2335
14K
1%
R2360
C2348
C2349
2K
10uF
0.1uF
R2336
OPT
25V
25V
5.6K
OPT
1%
ROHM_PANEL_POWER_FET
IC2309-*1
RRH140P03TB
S_1
D_4
1
8
S_2
D_3
2
7
RESET_IC_DIODES_NEW_APX803E29
S_3
D_2
3
6
G
D_1
4
5
VCC
3
+5.0V normal & USB
+1.5V_DDR
+12V
TI_TPS54327_1.5V_DDR_DCDC
IC2303-*1
TPS54327DDAR
[EP]GND
L2314
EN
VIN
1
8
120-ohm
VFB
VBST
2
7
VREG5
SW
VIN_1
3
6
1
THERMAL
SS
GND
VIN_2
4
5
2
29
C2353
VIN_3
C2350
C2351
3
0.1uF
10uF
10uF
IC2305
50V
PGND_1
35V
35V
4
SN1302001(TPS65286RHDR)
OPT
PGND_2
5
PGND_3
6
6A
V7V
7
C2347
ZD2302
22uF
2.5V
10V
DCDC_DIODE
C2355
0.0068uF
50V
MAX 2.7A
+3.5V_ST
+1.1V_VDDC_CPU
A12V
R2334
R1
15K
1%
C2354
C2356
10uF
0.1uF
25V
25V
R2345
13K
R2-1.13V
1%
R2312
R2346
R2
20K
43K
1%
1%
+3.3V_NORMAL
R2316
200K
1%
R2-1.1V
LM15 Power SEQUENCE
R2306
D
10K
R2310
G
0
5%
S
POWER_ON/OFF1(5V)
D
Q2303-*1
2N7002K
S
POWER_ON/OFF2_1(3.3V)
POWER_ON/OFF2_3(1.5V, 2.5V)
POWER_ON/OFF2_4(1.1V)
LM15U_12.5V_Sole out_UF69
+3.5V_ST
R2349
100K
RESET_IC_ROHM
R2354
10K
IC2307
OPT
BD48K28G
POWER_DET
VDD
VOUT
3
2
1
C2361
0.1uF
GND
16V
C2370
0.1uF
16V
POWER_DET_1
IC2307-*1
APX803E29
RESET
2
1
GND
12.5V-->3.58V
R2
C2358
OPT
2200pF
C2359
C2362
50V
100pF
0.047uF
50V
25V
R2344
10K
C2365
C2367
C2368
22uF
22uF
10uF
R1
10V
10V
10V
C2364
82pF
50V
LX_3
21
L2313
4.7uH
LX_2
20
LX_1
C2363
19
0.047uF
+5V_NORMAL
BST
25V
18
SW_IN2
17
C2366
SW_IN1
16
1uF
10V
NFAULT1
15
Vout=0.6*(1+R1/R2)
5.1V:R1-51K, R2-6.8K
+3.5V_ST
IC2306
TPS563200
GND
VBST
1
6
VLS5045EXT-2R2N
L2306
2.2uH
SW
EN
2
5
3A
1%
1%
VIN
VFB
1/16W
1/16W
3
4
R2
150K
33K
R2327
R2328
C2360
C2357
22uF
22uF
10V
10V
Vout=0.765*(1+R1/R2)
LM15U
2014-11-11
23
LGE Internal Use Only
R1
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