Advertisement
R704
100
001:AA21
AMP_RST
C707
1000pF
50V
R740
0
002:X21
AUDIO_MASTER_CLK
+3.3V
+1.8V_AMP
+1.8V_AMP
C709
0 . 1 u F
L701
C708
C705
1000pF
L700
50V
100pF
R708
50V
3.3K
C777
C778
C700
C702
10uF
10uF
1uF
0 . 1 u F
C704
C706
10V
10V
1uF
0 . 1 u F
10V
16V
10V
MCLK SDATA WCK BCK TP is necessory
R722
100
002:X21
MS_LRCH
R720
100
002:X21
MS_LRCK
R721
100
002:X21
MS_SCK
R709
100
0 0 1 : E 2 1 ; 0 0 9 : A J 1 9
SDA_SUB/AMP
R710
100
0 0 1 : E 2 1 ; 0 0 9 : A J 1 8
SCL_SUB/AMP
M o n i t o r 0 _ 1 _ 2 T P i s n e c e s s o r y
EARPHONE AMP
HP_LOUT
007:AE22
+5V_EARPHONE
C701
R701
1uF
10K
6.3V
HP_ROUT
007:AL23
+5V_EARPHONE
R742
10K
C
R700
B
Q700
2SC3052
10K
C
E
R741
B
Q705
HP_MUTE
2SC3052
10K
0 0 7 : J 2 5
E
SB_MUTE
001:W19;007:R12;009:Y23;009:Y26
001:AJ19
SIDE_HP_MUTE
THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
AMP
Copyright © 2009 LG Electronics. Inc. All right reserved.
Only for training and service purposes
+24V
C733
C729
C725
C780
0 . 1 u F
0 . 1 u F
10uF
10uF
35V
35V
C716
22000pF
C726
50V
22000pF
50V
C727
0 . 1 u F
16V
BST1A
NC
1
42
VDR1A
41
VDR2A
C732
2
22000pF
RESET
BST2A
3
40
50V
AD
39
PGND2A_2
4
DVSS_1
PGND2A_1
5
38
VSS_IO
37
OUT2A_2
6
IC701
CLK_I
OUT2A_1
7
36
VDD_IO
35
PVDD2A_2
8
EAN60664001
DGND_PLL
PVDD2A_1
9
34
AGND_PLL
33
PVDD2B_2
10
LFM
PVDD2B_1
11
NTP-3100L
32
AVDD_PLL
OUT2B_2
12
31
DVDD_PLL
OUT2B_1
13
30
C728
C720
TEST0
PGND2B_2
0 . 1 u F
0 . 0 1 u F
14
29
+1.8V_AMP
C760
1uF
C715
C731
0 . 1 u F
10V
22000pF
50V
OPT
+3.3V_ST
C721
33pF
50V
R724
R718
0
10K
C
R729
B
Q701
C712
C714
R717
2SC3052
33pF
33pF
33K
OPT
10K
50V
50V
E
IC700
TPA6110A2DGNRG4
R711
C717
R712
0 . 2 2 u F
27K
BYPASS
I N 1 -
20K
1
8
16V
C718
GND
VO1
2
7
SHUTDOWN
VDD
3
6
C710
C719
R702
C703
20K
I N 2 -
VO2
0 . 1 u F
4
5
16V
0 . 2 2 u F
16V
+5V_EARPHONE
R706
D700
27K
C711
ENKMC2838-T112
10uF
10V
C
D708
ENKMC2838-T112
A1
C
HP_MUTE
A2
007:C24
R725
D704
R705
1N4148W
12
12
100V
OPT
L704
AD-8770
C741
390pF
EAP60684501
50V
2S
2F
C742
390pF
1S
1F
50V
D705
1N4148W
R726
R713
100V
OPT
12
12
R727
R716
D706
12
12
1N4148W
100V
L705
OPT
C743
AD-8770
390pF
50V
EAP60684501
2S
2F
C744
390pF
1S
1F
50V
D707
R728
R719
1N4148W
100V
12
12
OPT
50V
+24V
C734
C735
C736
C779
10uF
10uF
0 . 1 u F
0 . 1 u F
35V
35V
D709
ENKMC2838-T112
A1
SB_MUTE
001:W19;007:G25;009:Y23;009:Y26
C
A2
NTP_MUTE
001:AA22
+3.3V
R707
10K
SHIELD_PLATE
100uF
16V
T_TERMINAL2
D710
HP_DET
C723
C775
B_TERMINAL2
R714
5.6V
0 . 1 u F
22uF
AMOTECH
1K
25V
100uF
16V
D711
AMOTECH
C722
C774
R715
0 . 1 u F
5.6V
22uF
B_TERMINAL1
1K
25V
+5V_GENERAL
T_TERMINAL1
A1
A2
SPK_L+
007:AA10
C755
0 . 0 1 u F
50V
R730
C749
R734
0 . 1 u F
4.7K
3 . 3
C745
SPEAKER_L
0 . 4 7 u F
50V
R735
C750
3 . 3
0 . 1 u F
R731
C756
4.7K
0 . 0 1 u F
50V
SPK_L- 007:AA10
SPK_R+ 007:AA11
C757
0 . 0 1 u F
C746
C751
R732
0 . 4 7 u F
50V
50V
0 . 1 u F
4.7K
R736
SPEAKER_R
3 . 3
R737
3 . 3
C752
R733
C758
0 . 1 u F
4.7K
0 . 0 1 u F
50V
SPK_R- 007:AA11
WAFER-ANGLE
5
L706
120-ohm
SPK_L+
007:AD2
4
L707
120-ohm
007:AD4
SPK_L-
3
L709
120-ohm
BLUETOOTH Audio TR Amp
007:AD6
SPK_R+
2
L708
120-ohm
007:AD8
SPK_R-
1
P700
2A => 5A
BT_LOUT_AMP
BT & HP AUDIO SWITCH
8
+5V_GENERAL
6B
R760
680K
7B
HP/BT_LOUT
R773
0
5
T_SPRING
4
R_SPRING
HP_LOUT
7A
BT_LOUT
6A
3
E_SPRING
+5V_GENERAL
PEJ027-01
JK700
R759
4.7K
R761
R769
0
0
C
R768
0
B
Q708
BT_AU_SW
KRC103S
OPT
OPT
E
BLUETOOTH
+5V_GENERAL
C761
1uF
47K
R747
R744
0
C
R748
R749
0
4.7K
B
2SC3052
BT_ON/OFF
Q703
E
P701
12507WR-08L
1
2
R746
BT_DM
3
0
4
R750
BT_DP
5
0
6
BT_LOUT_AMP
7
8
9
+5V_GENERAL
L711
CIC21J501NE
C765
0 . 1 u F
16V
R752
1K
E
2SA1504S
Q706
B
C
R754
47K
Q704
C762
2SC3052
C
10uF
6.3V
B
C766
BT_LOUT
22uF
R758
16V
E
3K
R755
C763
15K
0 . 1 u F
16V
R757
R753
47K
470
R756
OPT
OPT
3K
+5V_GENERAL
IC702
MC74HC4066ADR2G
C767
R764
0 . 1 u F
+5V_GENERAL
XA
VCC
680K
16V
1
14
R766
4.7K
YA
CONTROL_A
0
R770
0
2
13
R765
C
YB
CONTROL_D
3
12
Q707
B
0
R771
HP_AU_SW
KRC103S
OPT
OPT
XB
XD
E
4
11
CONTROL_B
YD
5
10
HP_ROUT
CONTROL_C
YC
0
6
9
R767
GND
XC
7
8
+5V_GENERAL
R762
680K
R772
0
HP/BT_ROUT
R763
680K
EAX60890801
2 0 0 9 . 0 4 . 1 6
AMP
7
LGE Internal Use Only
C773
0 . 1 u F
16V
1 2
Advertisement
