LG 50UH5500 Service Manual page 46

RL_ON
PSU_MODE_SELECT_NON
INV_CTL
MODE_SELECT
L/D_VSYNC
+13V
'15 UHD 12.5V sole out power
'Net name +12V means 12.5V power output
R1
R2504
12K
1%
R2505
1.6K
1%
R2
R2510
560
1%
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 2016 LG Electronics Inc. All rights reserved.
Only for training and service purposes
+3.5V_ST
R2502
10K
R2500
10K P2502
SMAW200-H18S5
PSU_18P
55INCH_BOE_M+_MODULE
D-GND D-GND R2507
P/ON PDIM2
+13V
L2502 55/60/65INCH_LGD_M+_MODULE
+3.3V_NORMAL D-GND D13
R2506
D13 D13 MLB-201209-0120P-N2 0
LGD_M+_MODULE
L2503 A13V
R2501
A13 A13
1K
PSU_MODE_SELECT_NON R2508
A-GND A-GND MLB-201209-0120P-N2
BOE_M+_MODULE
100 R2503
INVON PDIM1
R2509 100
GND SCLK
VSINC SIN R2512 100
R2514 100 R2513 100
P2501
SMAW200-H12S5K(BK)(LTR)
PSU_12P
C2505
JP2505
0.1uF
JP-BLOCK-1POWER_13V
25V
D13V
GND
+5.0V normal & USB
+13V
L2500
PZ1608U121-2R0TF
C2504
POWER_ON/OFF1
10uF
25V
IC2500
[EP]PGND
RT7231GQW
C2516
150pF
50V
EN VIN_2
1 10
C2500
OPT R2511
0.1uF 10K
FB VIN_1
16V
2 9
C2501
VREG5 BOOT
3 8
C2503
10V 1uF SPM6530T-3R3M
0.1uF
C2502
SS SW_2 25V
4 7
50V 4700pF
PGOOD SW_1
5 6
Vout=0.765*(1+R1/R2)
A13V
C2511
+13V
10uF
25V
100
PWM_DIM2
PWM_TCON_OUT
100
PWM_DIM
L/D_CLK
L/D_DO
PANEL_CTL
+13V
C2508 C2512
10uF 10uF
25V 25V
C2506
0.1uF
16V
OPT
+5V_NORMAL
L2501
3.3uH
C2509 C2513 C2514 C2515
10uF 10uF 10uF 10uF
10V 10V 10V 10V
PANEL_POWER
Q2302 Change: Diodes --> NXP, 131118
Q2504
SSM3J332R
L2504
UBW2012-121F
C2520 R2519 C2522
0.1uF 0.1uF
36K
50V 50V
R2520
150K
C
Q2503
B
MMBT3904(NXP)
R2518
10K E
C2521
4.7uF
10V
OPT
PANEL_VCC
C2523 C2524
10uF 10uF
25V 25V
K2H 2015-01-10
08
PWR_2
LGE Internal Use Only