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EXT_SPEAKER_AMP
R8603
MAIN_AMP_RESET
100
+3.5V_ST
R8602
10K
R8610
OPT
OPT
C
OPT
B
Q8601
EXT_SPK_MUTE
MMBT3904(NXP)
R8601
10K
OPT
E
EXT_SPK
C8600
R8611
10K
HP_LOUT/Ext_LOUT
EXT_SPK
EXT_SPK
HP_ROUT/Ext_ROUT
C8601
EXT_SPK
C8602
HEAD PHONE AMP
C8621
18pF
50V
HP_OUT
C8620
1uF 10V
R8618
10K
R8619
HP_ROUT/Ext_ROUT
HP_OUT
HP_OUT
HP_OUT
R8620
43K
HP_OUT
+3.3V_NORMAL
HP_ROUT_AMP
R8621
4.7K
HP_OUT
SIDE_HP_MUTE
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 rights reserved.
Only for training and service purposes
+24V_AMP
EXT_SPK
EXT_SPK
L8604
BLM18PG121SN1D
EXT_SPK
EXT_SPK
EXT_SPK
C8611
C8609
0.1uF
0.1uF
50V
50V
EXT_SPK
IC8600
TPA3124D2PWPR
100
PVCCL_1
PGNDL_2
1
24
SD
PGNDL_1
2
23
EXT_SPK
L8602
22.0uH
PVCCL_2
LOUT
3
22
C8607
0.22uF
MUTE
BSL
4
21
50V
EXT_SPK
L8603
10V
22.0uH
1uF
LIN
AVCC_2
5
20
EXT_SPK
RIN
AVCC_1
6
19
10V
BYPASS
GAIN0
1uF
7
18
AGND_1
GAIN1
8
17
AGND_2
BSR
EXT_SPK
9
16
C8608
0.22uF
PVCCR_1
ROUT
50V
10
15
1uF
VCLAMP
PGNDR_2
50V
11
14
EXT_SPK
C8603
PVCCR_2
PGNDR_1
1uF
12
13
50V
EXT_SPK
C8604
EXT_SPK
4.7uF
50V
C8605
0.1uF
50V
HP_OUT
IC8601
TPA6138A2
C8625
+INR
+INL
18pF
1
14
50V
HP_OUT
-INR
-INL
43K
R8622
43K 1%
R8623
10K
C8626
1uF 10V
2
13
HP_OUT
HP_OUT
HP_OUT
HP_OUT
C8629
C8622
10pF
OUTR
OUTL
R8624
10pF
3
12
50V
43K 1%
50V
HP_OUT
HP_OUT
GND_1
UVP
4
11
MUTE
GND_2
5
10
+3.3V_NORMAL
VSS
VDD
6
9
C8627
C8628
CN
CP
1uF
0.1uF
7
8
10V
16V
HP_OUT
HP_OUT
C8623
1uF
10V
HP_OUT
C8624
1uF 10V
HP_OUT
C8610
4.7uF
50V
EXT_OUT_L
EXT_SPK
EXT_SPK
EXT_SPK
C8612
C8614
EXT_SPK
R8608
1uF
0.47uF
R8616
4.7K
50V
50V
10K
EXT_SPK
EXT_SPK
EXT_SPK
C8613
C8615
R8609
1uF
0.47uF
4.7K
50V
50V
EXT_OUT_R
EXT_SPK
R8617
10K
R8604
10K
R8606
OPT
10K
OPT
R8605
R8607
10K
10K
EXT_SPK
EXT_SPK
L8605
BLM18PG121SN1D
HP_LOUT_AMP
HP_OUT
C8630
0.22uF
10V
HP_OUT
L8606
BLM18PG121SN1D
HP_ROUT_AMP
HP_OUT
C8631
0.22uF
10V
HP_OUT
HP_LOUT/Ext_LOUT
HP_LOUT_AMP
+3.5V_ST
R8628
10K
HP_OUT
R8625
150
HP_LOUT
HP_OUT
HP_DET
R8627
150
HP_ROUT
HP_OUT
VA8601
5.6V
HP_OUT
EXT_SPK OUT(Single End)
JK8600
PEJ034-01
GND
EXT_OUT_R
C8618
1uF
10V
OPT
R
L
EXT_OUT_L
DETECT
C8619
1uF
10V
GND
OPT
+3.5V_ST
EXT_SPK
R8612
15K
EXT_SPK_DET
EXT_SPK_DET
Connected
High
HP_LOUT
HP_ROUT
SPDIF OUT
HP OUT
SPDIF_OUT
HP_OUT_5Pie
JK8601
KJA-PH-0-0177
GND
5
L
4
DETECT
3
R
1
xxLY960H-ZA
EXT_SPK
Disconnected
Low
+3.3V_NORMAL
JK8602
JST1223-001
GND
VCC
VINPUT
C8632
C8633
47pF
0.1uF
50V
16V
2014.06.23
EXT_SPK/HP/SPDIF
86
LGE Internal Use Only
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