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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 ⓒ 2014 LG Electronics. Inc. All right reserved.
Only for training and service purposes
+5.0V normal & USB for UB model
C2338
2200pF
+24V
50V
R2349
10K
L2310
120-ohm
VIN_1
1
21
THERMAL
VIN_2
2
29
20
VIN_3
C2309
C2311
C2329
3
19
0.1uF
10uF
10uF
IC2304
50V
PGND_1
35V
35V
4
18
SN1302001(TPS65286RHDR)
OPT
PGND_2
5
17
PGND_3
6
16
6A
V7V
7
15
C2335
0.0068uF
50V
R2
OPT
C2343
C2344
100pF
0.047uF
50V
25V
C2351
C2358
22uF
22uF
R1
10V
10V
C2347
82pF
50V
LX_3
L2311
4.7uH
LX_2
LX_1
C2346
+5V_NORMAL
R2350
0.047uF
0
BST
25V
SW_IN2
C2349
SW_IN1
1uF
10V
NFAULT1
Vout=0.6*(1+R1/R2)=5.1V
C2350
10uF
LGE Internal Use Only
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