LG 86UH9500 Service Manual page 47

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
Power_DET
+13V
+3.5V_ST
R1304
100K
PD_+12V PD_+3.5V
PD_+18V
EAN62945801
R1300 R1303
R1300-*1
IC1300
0
14K
11K
1% 5% BD48K28G
1%
VDD VOUT
3 2
1
C1300
PD_+12V
PD_+18V
0.1uF
GND
R1301
R1301-*1
16V
5.1K
2.7K
1% 1%
0
R1302
OPT
POWER_DET_1
+3.5V_ST
R1305
10K
OPT
POWER_DET
C1301
0.1uF
16V
not to RESET
at 8kV ESD
24V-->3.48V
20V-->3.51V
12V-->3.58V
ST_3.5V-->3.5V
Power det 15/06/13
LGE Internal Use Only