AOC L27W451B, Service Manual

Page: 57 / 96

2
7
’’
L
C
D
T
V
A
O
C
L
2
7
W
4
5
1
B
ʳ
57
C610
100pF
C618
0.47uF/16V
CN61
CONN
1 2 3 4 5
R646
1
0
0
ǂ
NC
IN_L
C632
470pF
R630
10K
1/
16W
ǂ
R627
47K
ǂ
+
C608
10uF/16V
R647
1
0
0
ǂ
C621
0.1uF
7mA, 5V
U60
MAX9704
1
2
3
4
5 6 7
8 9
10 11 12 14 16 15 17 18 19 20
21
22
23
24
25 27 28 29 31 32 26 30
13
PGND
PGND
VDD
VDD
C1N C1P
CHOLD
NC INL- INL+ /SHDN SS REG INR+ INR- G1 G2 FS1 FS2
VDD
VDD
PGND
PGND OUTR+
OUTR- OUTR-
OUTL-
OUTL+ OUTL+
OUTR+
OUTL-
AGND
+ - - +
ST LM358
4.0V
U62
LM358
3 2
1
4 8
5 6
7
C633
100pF
Earphone Jack
R642
6.
8K
ǂ
L604
15uH
R616
100K
ǂ
C63 1
NC
Audio_L-
56L 192-10/ 14
R602
1
0
K
1
/1
6
W
ǂ
L607
600 OHM
C619
0.33uF/50V
R603
1
0
0
1
/1
6
W
ǂ
R601
1
0
0
1
/1
6
W
ǂ
C620
0.01uF
R651 10K
ǂ
C637
470pF
R615
4
.7
K
ǂ
+
C625
10uF/16V
2.5Vref
V20SW
AUDIO_GND
+
C606
470uF/25V
EAR_R
IN_R
R613 0 1/16W
ǂ
R619 100
ǂ
D603
BAV99
3
1
2
C651
0.01uF
+
C635
10uF/16V
C643
470pF
C644
2.2uF/16V
C615
100pF
L603
15uH
R639
1
0
0
ǂ
Audio_L-
C648 2.2uF/16V
IN_L
SRS_R
2
NC
H: SRS 3D on
R650
5
6
0
ǂ
C645
0.033uF
L610
600 OHM
C602
0.1uF
C649
0.01uF
L605
15uH L615
300 OHM
EAR_R
R636
0
1/
10W
ǂ
R632
10K
1/
16W
ǂ
R62 0
47K 1/16W
ǂ
R631
0
1/
16W
ǂ
R624
47K
ǂ
PRE_L
+
C630
47uF/16V
C628
0.1uF/16V
C646
0.01uF
L601
300 OHM
+
C634
47uF/16V
5V_A
L612
300 OHM
C639
470pF
Idc=4A,Rdc=0.15Ohm
PRE_R
R604
NC
U63
P
T2308S
1
8
2
7
3
6
4
5
OUT1
VDD
IN1-
OUT2
IN1+
IN2-
GND
IN2+
C623
2.2uF/16V
L600
0 OHM
R634
0
1/
10W
ǂ
R62 5 10K 1/16W
ǂ
C626
0.47uF
C622
2.2uF/16V
R629
47K
1/
16W
ǂ
R645 100
ǂ
C650
0.01uF
C653 0.1uF
R643
6
.8
K
ǂ
EAR_DET
C629
470pF
SRS_CTL
6
SRS_L
2
IN_R
12V
R637
4
7
K
ǂ
PRE_L
R622
47K
1/
16W
ǂ
R6 26 10K 1/16W
ǂ
R606
1K
ǂ
D604
BAV99
3
1
2
MUTE
6
EAR_L
C603 0.1uF
L614
300 OHM
C614 0.01uF
C601 0.1uF
5V_A
Audio_R-
L606
15uH
R638
1
0
K
1
/1
6
W
ǂ
C647 2.2uF/16V
+
C607
1uF
L608
600 OHM
C642
470pF
CN62 CONN
1 2 3
+
C641
10uF/16V
C600 NC
2.5Vref
R640
100K
ǂ
Q60
PMBS3904
3 2
1
R611
1
K
ǂ
C611
0.47uF/16V
R600
0
1/
10W
ǂ
+
C640
47uF/16V
R641
5
6
0
ǂ
R628
4
7
K
1
/1
6
W
ǂ
R644
100
ǂ
Jan.04-2006
R649
100
ǂ
R648
1
0
0
ǂ
Audio_R-
R635
4
7
K
1
/1
6
W
ǂ
L613
300 OHM
EAR_L
CN60 CONN
1 2
R614 0 1/16W
ǂ
GND
R633
0 1
/1
6
W
ǂ
Q61
PMBS3906
3 2
1
EAR_DET
6
C616
0.47uF/16V
C605
0.1uF
C624
0.01uF
ZD600
MLL5232B 5.6V
C604
0.1uF
PRE_R
U61
N
JM2199
1 2 3 4 5 6 7
8 9 10 11 12 13 14
FIL1 FIL2 FIL3 VOL2 VOL1 VrefIN Vref
V
+
GND
MODE
ROUT
LOUT
RIN
LIN
R623
47K
1/
16W
ǂ
C617
0.47uF/50V
TV2765W-4E
1.0
AUDIO
AOC (Top Victory) Electronics Co., Ltd.
Custom
9
12
Wednesday, January 04, 2006
<Variant Name> Title Size
Document Number
Rev
Date:
Sheet
of
5V_A
EAR_DET
L602
N
C
C652
0.01uF
L611
600 OHM
Speaker = 78T 447-1-L/R
D601 BAV70
3
1 2
L609
600 OHM
R618 100
ǂ
C627
0.47uF/
R621
4
7
K
1
/1
6
W
ǂ
C609
0.47uF/16V
C638
2.2uF/16V
C613
0.1uF
C612 0.01uF
56T535-8
R610
0 1
/1
6
W
ǂ
+
C636
10uF/16V