Earphone Amp - LG 49UH6500 Service Manual

EARPHONE AMP

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
EARPHONE AMP
HP_OUT
C6302
HP_OUT
AUDA_OUTR C6300 18pF
2.2uF R6301
10V 10K
HP_OUT
L6300
BLM18PG121SN1D
150 R6300
HP_ROUT_JACK HP_OUT
HP_OUT C6301
HP_OUT +3.3V_NORMAL
0.22uF
25V
SIDE_HP_MUTE
EAN62668301
IC6300
TPA6138A2
+INR +INL
1 14
HP_OUT
HP_OUT HP_OUT
R6303 R6305
-INR -INL HP_OUT
43K HP_OUT 43K
2 13
1% C6304 1%
C6306
10pF
10pF
OUTR OUTL
50V 3 12 50V
GND_1 UVP
4 11
+3.3V_NORMAL
MUTE GND_2
4.7K 5 10
R6304
VSS VDD
6 9
HP_OUT
HP_OUT
C6303 CN CP
7 8
1uF
10V
C6305
1uF
10V
HP_OUT
HP_OUT
C6308
HP_OUT
18pF C6310
R6307 2.2uF
10K 10V
HP_OUT
AUDA_OUTL
L6301
BLM18PG121SN1D
R6308 150
HP_OUT HP_LOUT_JACK
C6311 HP_OUT
HP_OUT
0.22uF
25V
HP_OUT
C6307 C6309
0.1uF
1uF
16V
10V
M16
HEADPHONE AMP
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2015.02.09
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LGE Internal Use Only