AOC LE32K1D7 Service Manual page 68

31.5 & 40 led tv
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Main Speak CKT
220R/2000mA
FB632
+24V_16V
1
2
220R/2000mA
FB633
DV33
FB631
AUD_V33
220R/2000mA
1
2
1
2
C632
C633
+
100UF 35V
220UF 35V
C631
4.7uF 10V
AUD_V33
AUD_V33
C643
AUD_V33
VDD_PLL
100N 16V
R643
2.2OHM 1/10W
SMD/0402
PWRDN
R645
2K2 1/16W 5%
C640
VDD_PLL
C639
C641
C642
100N 16V
100N 16V
4N7 50V
680pF 50V
PLL_FILTER
SMD/0402
SMD/0402
SMD/0402
SMD/0402
PLL_GND
R644
0R05 1/10W
I2S input
MCLK
BICKI
Clos e to
LRCLK
U602
AOMCLK
R646
MCLK
SDI
22R 1/16W 5%
BICKI1
R647
BICKI
22R 1/16W 5%
AUD_RST
AOLRCK
R648
LRCLK
22R 1/16W 5%
AOSDATA0
R649
SDI
22R 1/16W 5%
OSDA0
R651 22R 1/16W 5%
OSCL0
R652 22R 1/16W 5%
Clos e to
MT5365
DV33SB
DV33
R693
10K 1/16W 5%
R688
R691
SPK_MUTE:
NC/10K 1/16W 5%
10K 1/16W 5%
SMD/0402
NORMAL: Low
D696
MUTE: High
SPK_MUTE
1
2
A
K
R692
10K 1/16W 5%
BAS316WS
SMD/0402
R694
4K7 1/16W 5%
SMD/0402
+24V_16V
STB_PWR5V
D692
BAS316WS
D693
R695
R696
NC/0R05 1/10W 5%
0R05 1/10W
1
2
OFF_MUTE
A
K
BAS316WS
D691
1
2
A
K
BAS316WS
C699
220UF 25V
+
1
BC857BW
Q692
EC80 SMD
R697
4K7 1/16W 5%
SMD/0402
R698
0R05 1/16W
2
1
SMD/0402
K
A
R699
D694
NC/100K1/16W
BAS316WS
SMD/0402
DV33
DV33SB
REMOVE AC
R689
R690
NC/10K 1/16W 5%
10K 1/16W 5%
POP
SOUND CKT
D695
HP_SC_MUTE
1
2
SC_MUTE
A
K
BAS316WS
REMOVE POP SOUND CKT
W hen AC ON and DC OFF
Clos e to
AUD_V33
Clos e to
U602
U602 Pin8
Pin11
AUD_VCC
R641
4K7 1/16W 5%
SMD/0402
C634
C635
C636
C637
AUD_RST
+
100N 50V
1uF 50V
100N 50V
1uF 50V
C638
1UF16V
EAPD
TW
R659
10K 1/16W 5%
I2S AUDIO AMP
U602
19
18
DDX3A
EAPD/OUT4B
OUT3A
20
17
DDX3B
TWARN/OUT4A
OUT3B
21
16
C645
VDD_DIG
CONFIG
22
15
100N 50V
GND_DIG
VDD
23
14
PWRDN
GND_REG
24
13
OUT1A
VDD_PLL
OUT1A
25
12
FILTER_PLL
GND1
AUD_VCC
26
11
GND_PLL
VCC1
27
10
OUT1B
XTI
OUT1B
28
9
BICKI
OUT2A
AUD_VCC
29
8
LRCKI
VCC2
OUT2A
30
7
SDI
GND2
31
6
OUT2B
RESET
OUT2B
32
5
C646
INT_LINE
VCC_REG
33
4
100N 50V
SDA
VSS
34
3
SCL
TEST_MODE
35
2
GND_DIG
SA
SMD/0402
36
1
VDD_DIG
GND_SUB
37
Thermal Pad
A_ONSEL
STA339BWTR
A_GAIN
AUD_V33
SMD/0402
PWRDN
PWRDN_Wof
R661
C644
0R05 1/16W
100N 16V
EAPD
SMD/0402
R662
NC/0R05 1/16W
SMD/0402
DV33
OFF_MUTE
Q633
BC847C
R681
4K7 1/16W 5%
PWRDN
Q691
BC847BW
Sound Woofer CKT
Power AMP
37
36
35
C666
C667
34
NC/0.1uF 50V
NC/0.1uF 50V
33
DDX3B
32
31
30
SMD/0402
DDX3A
29
TW
28
R660
27
26
C669
C668
+
PWRDN_Wof
NC/10K 1/16W 5%
25
SMD/0402
24
NC/100uF 10V
NC/0.1uF 50V
23
AUD_V33
22
21
C670
C671
20
NC/0.1uF 50V
NC/0.1uF 50V
19
L602
 
47UH
C648 0.1UF50V
C651
R653
1N 50V
22 OHM 1/4W
SMD/0402
C653
C649
R654
C650
1N 50V
C647
0.1UF50V
12R
220N 50V
SMD/0402
330PF 50V
SMD/0402
C652
1N 50V
SMD/0402
L603
 
47UH
C654 0.1UF50V
R655
C655
12R
0.1UF50V
 
L604
47UH
C657 0.1UF50V
C660
R656
1N 50V
22 OHM 1/4W
SMD/0402
R657
C662
C658
12R
C659
1N 50V
C656
0.1UF50V
220N 50V
SMD/0402
330PF 50V
SMD/0402
C661
1N 50V
SMD/0402
L605
 
47UH
C697 0.1UF50V
R658
C696
12R
0.1UF50V
U606
GND
+24V_16V
1
FB634
VCCSIGN
GND-SUB
OUTB
OUTB
2
NC/120R/6000mA
VCCSIGN
OUT2B
3
Clos e to U606 Pin4&Pin7
VSS
OUT2B
4
1
2
VSS
VCC2B
5
IN2B
GND2B
6
C672
C673
IN2A
GND2A
7
C676
+
IN1B
VCC2A
8
NC/1UF 50V
NC/0.1uF 50V
NC/220UF 35V
IN1A
OUT2A
9
TH_WAR
OUT2A
10
FAULT
OUT1B
11
TRI-STATE
OUT1B
12
PWRDN
VCC1B
13
CONFIG
GND1B
14
C674
C675
VL
GND1A
15
VDD
VCC1A
16
NC/1UF 50V
NC/0.1uF 50V
VDD
OUT1A
OUTA
OUTA
17
GND-REG
OUT1A
18
GND-CLEAN
NC
NC/STA515W
Clos e to U606 Pin12&Pin15
R/A
L601
OUTB
2
1
 
C678
NC/22uH
NC/0.1uF 50V
C677
CN605
NC/330pF 50V
SMD/0402
C682
WSPK-
2
WSPK+
1
R663
NC/CONN
NC/22 OHM 1/8W
WOFFER
C681
NC/22uH
NC/0.1uF 50V
OUTA
2
1
 
L606
68
CN601
LSPK+
4
LSPK-
3
RSPK+
2
RSPK-
1
R/A
CONN
DV33
L/R SPK
R680
4K7 1/16W 5%
SMD/0402
HPOUTR
HPOUTL
HP_DET#
R685
C663
C664
C665
NC/0.05R
R679
10N 50V
100N 50V
100N 50V
R684
NC/0R05 1/10W 5%
SMD/0402
NC/0.05R
R683
0.05R
R682
0.05R
HEADPHONE R/L OUTPUT
HeadPhone CKT
Close to MT5365
U607
TPA6132A2RTER
AL1O
R666
R668
C690 1UF16V
1
INL-
4K7 1/16W 5%
C686
4K7 1/16W 5%
C687
SMD/0402
470P 50V
SMD/0402
470P 50V
2
INL+
C736 1UF16V
3
INR+
AR1O
R667
R669
C691 1UF16V
4
INR-
4K7 1/16W 5%
C688
4K7 1/16W 5%
C689
SMD/0402
470P 50V
SMD/0402
470P 50V
C737 1UF16V
+5V_SW
R674
NC/10K1/16W
SMD/0402
R675
0R05 1/16W
SMD/0402
T P V ( Top
Victory
Electronics
絬 隔 瓜 絪 腹
Key Component
9. AUDIO AMP/HP OUT
Date
Wednesday , February 23, 2011
+24V_16V
+24V_16V
4,8
+12V/5V
+12V/5V
4,5
STB_PWR5V
STB_PWR5V
4
+5V_SW
+5V_SW
4,5,7,10,11,13,14,15
DV33
DV33
4,5,6,7,8,13,14,15,16
DV33SB
DV33SB
5,6,7,11,13,14
GND
4,5,6,7,8,10,11,12,13,14,15,16,17
I2S audio input for SPK AMP
AOMCLK
AOMCLK
6,8
AOLRCK
AOLRCK
6,8
BICKI1
BICKI1
6,8
AOSDATA0
AOSDATA0
6
PWM audio input for HP AMP
AL1O
AL1O
6
AR1O
AR1O
6
Audio Control
HP_SC_MUTE
HP_SC_MUTE 6
SPK_MUTE
SPK_MUTE
6
OFF_MUTE
PHONEJACK
OFF_MUTE
8,10
SC_MUTE
SC_MUTE
8,10
5
HP_DET#
HP_DET#
15
AUD_RST
4
AUD_RST
15
3
2
6
7
1
I2C for SPK AMP
CN602
OSDA0
OSDA0
6,7,16
OSCL0
OSCL0
6,7,16
BICKI
BICKI
6,8
MCLK
MCLK
6,8
LRCLK
LRCLK
6,8
R670
10R 1/10W 5%
HPOUTL
FB635
1
2
+5V_SW
120R/3000mA
C692
R671
SMD/0402
10U 10V
4K7 1/16W 5%
R672
OFF_MUTE
4K7 1/16W 5%
SMD/0402
SC_MUTE
Q632
R673
BC847C
4K7 1/16W 5%
SMD/0402
C693
12
HPVDD
2.2uF 10V
11
CPP
10
C694
PGND
1UF16V
9
CPN
+5V_SW
C695
2.2uF 10V
R676
10K 1/16W 5%
SMD/0402
R677
NC/0R05 1/16W
SMD/0402
R678
10R 1/10W 5%
HPOUTR
Co . ,
Ltd. )
OEM MODEL
LE40K1D7
Size
Custom
TPV MODEL
Rev
PCB NAME
715G4589M01000004K
称 爹
Sheet
9
of
17

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