AOC L20W451T Service Manual page 52

20"
Table of Contents

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20" LCD TV
R602
1/16W
100
2
L_OUT
R604
1/16W
100
2
R_OUT
C608
0.033uF
C617
0.01uF
C619
0.47uF/50V
C642
0.33uF/50V
R605
1/16W
4.7K
R606
1/16W
100K
FOR MSP34X0 or
FOR MSP34X5 WITHOUT SRS
D602
BAV99
EARL
EARR
D603
BAV99
R625
1/16W
47K
R626
1/16W
47K
R628
1/16W
47K
R631
1/16W
1K
+
C635
10uF/16V
CN603
1
5
4
3
2
PHONEJACK
R601
NC
AUDIO_GND
GND
5V_A
L602
C640
+
47uF/16V
150 OHM
U601
1
14
FIL1
LIN
2
13
FIL2
RIN
3
12
FIL3
LOUT
4
11
VOL2
ROUT
5
10
VOL1
MODE
SRS_CTL
6
9
Vref IN
GND
7
8
Vref
V+
NJM2199
C648
0.1uF
C622
C623
+
+
+
+
2.2uF/16V
2.2uF/16V
R618
R619
C607
C643
1/16W
100
1/16W
100
10uF/16V
10uF/16V
EARR
R620
EARL
R623
EAR_R
EAR_R
2
R661
EAR_L
EAR_L
2
1/16W
100
R662
1/16W
100
C631
L607
100uF/16V
5V_A
C632
100uF/16V
R624
150 OHM
1/16W
10K
U603
1
8
OUT1
VDD
2
7
IN1-
OUT2
3
6
IN1+
IN2-
4
5
GND
IN2+
PT2308S
7
MUTE
Earphone_Det
R630
1/16W
1K
+
C634
C649
100uF/16V
0.1uF
8V_A
R632
R633
1/16W
100K
100K
L608
150 OHM
C636
10uF/16V
L609
150 OHM
C637
10uF/16V
R634
L610
1/16W
R635
100K
150 OHM
100K
C638
C639
560pF
560pF
GND
12V_A
5V_A
C602
0.1uF
R603
1/16W
0
U602
8
NC
C612
10
INL+
C613
0.47uF/50V
9
INL-
0.47uF/50V
19
7
FS1
20
FS2
R611
C616
NC
16
INR+
C618
0.47uF/50V
15
INR-
0.47uF/50V
11
/SHDN
17
G1
18
G2
C626
12
MAX9714
SS
1000pf /50V
C627
14
REG
1/16W
1K
0.47uF/50V
13
AGND
1/16W
1K
C629
C630
100pF
100pF
R640
1/16W
100
R641 NC
R642
D601
1
Q601
3
1
PMBS3904
1/16W
10K
2
BAV70
R643
1/16W
100K
R651
R652
1/16W
1/16W
100K
100K
1/16W
C651
9
AOUT_R
10uF/16V
1/16W
C652
9
AOUT_L
10uF/16V
R653
R654
1/16W
1/16W
100K
100K
52
12V_A
C603
0.1uF
C604
C605
C606
+
0.1uF
0.1uF
1000uF/16V
7
C609
C610
CHOLD
0.022uF/50V
1uF/16V
32
C614
C615
OUTL+
31
L603
0.1uF/50V
0.47uF/50V
OUTL+
22uH
30
C611
OUTL-
29
0.022uF/50V
OUTL-
L604
22uH
26
OUTR+
25
L605
OUTR+
22uH
C625
28
0.022uF/50V
OUTR-
27
OUTR-
L606
C620
C621
22uH
0.1uF/50V
0.47uF/50V
C624
6
0.022uF/50V
C1P
C628
5
C1N
0.1uF
R638
NC
R639
NC
12
13
X0
X
14
X1
15
3
X2
Y
11
X3
1
Y 0
5
Y 1
2
Y 2
4
U605
Y 3
74HC4052D
10
7
AUDIO_SW1
A
9
7
AUDIO_SW2
B
6
SW1
EN
7
Low
VEE
8V_A
16
VDD
L611
High
600 OHM
+
C641
C650
10uF/16V
0.1uF
LP601
EAR_R
5
4
6
3
Earphone_Det
7
2
EAR_L
8
1
120 OHM(8P4R)
5V_A
R644
CP601
22pF
1/16W
10K
A O C ( T op V i ct ory) E l ect ro ni cs C o . , Lt d.
Title
Size
Document Number
A3
Date:
Tuesday , June 13, 2006
AOC L20W451T
Audio_L+
2
C644
0.01uF
R647
1/16W
100
C645
0.01uF
R648
1/16W
100
Audio_L-
2
Audio_R-
2
C646
0.01uF
R649
1/16W
100
C647
0.01uF
R650
1/16W
100
Audio_R+
2
PC_R_I
2
PC_L_I
2
SW2
O / P
Low
PC
Low
HDMI
CN602
5
4
3
2
1
CONN
L601
150 OHM
AUDIO
Rev
1
715T1539-1-2
14
Sheet
11
of

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