LG 43LF5900 Service Manual page 32

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 right reserved.
Only for training and service purposes
EARPHONE AMP
C6101 EXT_HP_OUT
EXT_HP_OUT EXT_HP_OUT
C6100 180pF
1uF R6100 R6102
10V 10K 43K
HP_ROUT_SOC
EXT_HP_OUT
1%
HP_ROUT_AMP
+3.3V_NORMAL
HP_OUT_MUTE 4.7K
R6103
0
SIDE_HP_MUTE
R6107
EXT_HP_OUT
IC6100
TPA6138A2
+INR +INL
1 14
EXT_HP_OUT C6107
EXT_HP_OUT
EXT_HP_OUT
180pF
R6104
-INR -INL EXT_HP_OUT
EXT_HP_OUT 43K
2 13
C6103 1%
C6105
10pF
10pF
OUTR OUTL
50V 3 12 50V
GND_1 UVP
4 11
+3.3V_NORMAL
MUTE GND_2
5 10
VSS VDD
6 9
EXT_HP_OUT
EXT_HP_OUT
C6106 C6108
C6102 CN CP
0.1uF
1uF
7 8
1uF
16V
10V
10V
C6104
1uF
10V
EXT_HP_OUT
HP_LOUT_AMP
HP_ROUT_AMP
Place at JACK SIDE
EXT_HP_OUT
C6109
R6106 1uF
10K 10V
HP_LOUT_SOC
EXT_HP_OUT
HP_LOUT_AMP
EXT_HP_OUT
L6101
BLM18PG121SN1D
HP_LOUT
EXT_HP_OUT
C6111
0.22uF
10V
EXT_HP_OUT
L6100
BLM18PG121SN1D
HP_ROUT
EXT_HP_OUT
C6110
0.22uF
10V
A5LR_Bring_Up
EARPHONE AMP
2014.11.01
61
LGE Internal Use Only