AOC LE32M3571/91, Руководство по обслуживанию

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5
5
4
4
3
3
2
2
1
D D
C C
B B
A A
VGA-B
DDC-SDA-D
DDC-SCL-D
VGA-B
VGA-R
VGA-G
USB1_DM
USB1_DP
B5_RXEC-
G7_RXO4-
G7_RXO4-
R5_RXO1-
G7_RXO3-
R3_RXO2-
B5_RXEC-
G3_RXE0-
R7_RXO0-
B7_RXE2-
B3_RXE3-
G1_RXE1-
B3_RXE3-
G1_RXE1-
R3_RXO2-
B7_RXE2-
R7_RXO0-
R5_RXO1-
G7_RXO3-
G3_RXE0-
B5_RXEC-
B3_RXE4-
B3_RXE4-
VGA-G
VGA-R
PLMIT
AVCC
LIN_P
SD
RIN_P
OUTNL
OUTPL
BSNL
BSPL
OUTNR
OUTPR
BSNR
BSPR
LIN_N
GAIN0
RIN_N
GAIN1
GVDD
SHUTDOWN
LOUT+
OUTNL
OUTPL
BSNL
BSPL
LIN_N
OUTNR
OUTPR
BSNR
ROUT+
LIN_P
ROUT-
GAIN1
SD
PLMIT
AVCC
GVDD
BSPR
GAIN0
RIN_N
RIN_P
LOUT-
SHUTDOWN
E_AMP-R
E_AMP-L
+5V_USB2
+5V_Normal
+5V_USB2
Panel_VCC
AMP_12V
AMP_12V
AMP_12V
+5V_Normal
AMP_12V
+12V_NORMAL
AMP_12V
AMP_12V
+3.3V_Standby
BL-ON/OFF
AV-LIN 5
AV-RIN 5
AV-IN 5
UART-TX 5
VGA-HSYNC 5
UART-RX 5
VGA-G 5
VGA-VSYNC 5
VGA-B 5
VGA-R 5
USB1_DM 5
USB1_DP 5
RXO2+ 5
RXE2- 5
RXEC- 5
RXE1+ 5
RXEC+ 5
RXO0+ 5
RXO0- 5
RXE3- 5
RXO3- 5
RXE2+ 5
RXO1- 5
RXE3+ 5
RXO3+ 5
RXO1+ 5
RXE0+ 5
RXO4- 5
RXE0- 5
RXE1- 5
RXO4+ 5
RXE4+ 5
RXO2- 5
RXE4- 5
AMP-INL 4
AMP-INR 4
AMP_MUTE 4
AMP-INR 5
AMP-INL 5
AMP-INL 4
AMP-INR 4
Close to
Mstar IC
VIDEO
Close to Mstar IC
VGA
<2pF
USB2.0 INTERFACE
AUDIO AMP
Net to other page
LVDS
Copyright@ ShenZhen KTC Technology Co., LTD
Do not spread to third party without the written permission.
This document for ShenZhen KTC Technology CO., Ltd and presented party internal use only,
0
AMP GAIN(db)
1
1
0
0 1
32
36 1
0
20
26
GAIN1(PIN6) GAIN0(PIN5)
L:ON
H:MUTE
L:SHUTDOWN
EARPHONE OUT
R5 0R R5 0R
C18 330PF/NC C18 330PF/NC
R47 10R/NC R47 10R/NC
C320
10uF/16V
C320
10uF/16V
L204
0805_BEAD
L204
0805_BEAD
D705
NC/1pF
D705
NC/1pF
R402 10K R402 10K
R408
75R R408
75R
P601
VGA-W
P601
VGA-W
1
6
2
7
3
8
4
9
5 11
12
13
14
15
10
16
17
R273 100k/NC R273 100k/NC
C21 330PF/NC C21 330PF/NC
CN319 USB_4P CN319 USB_4P
D-
2
GND
4
D+
3
VCC
1
SHIELD
5
SHIELD
6
R240 10k/OB6220 R240 10k/OB6220
C332 0.47uF/OB6221 C332 0.47uF/OB6221
R609
75R R609
75R
ED2
NC/1pF
ED2
NC/1pF
R284 10k R284 10k
ED3
NC/1pF
ED3
NC/1pF
R277
1k
R277
1k
R20 68R R20 68R
L212
0805_BEAD
L212
0805_BEAD
CN201
3Pin/2.0mm
CN201
3Pin/2.0mm
-
1
GND
2
+
3
C187
1uF/16V
C187
1uF/16V
C24 10uf C24 10uf
C318
1nF C318
1nF
R6
NC R6
NC
R401 10K R401 10K
C317
1nF
C317
1nF
C308 0.22UF C308 0.22UF
R606 100R R606 100R
C409
NC/300pF
C409
NC/300pF
C227 0.47uF/OB6220 C227 0.47uF/OB6220
R8
NC R8
NC
R291 100k/nc R291 100k/nc
C330 0.47uF/OB6220 C330 0.47uF/OB6220
L114
BEAD 600R
L114
BEAD 600R
C316
1nF
C316
1nF
C605
10uF
C605
10uF
C321
1nF
C321
1nF
Q26
3904 Q26
3904
1
2
3
R300 10k/OB6220 R300 10k/OB6220
C617
0.1uF C617
0.1uF
C337
1uF/16V/OB6220 C337
1uF/16V/OB6220
C192
1nF
C192
1nF
C334 0.47uF/OB6221 C334 0.47uF/OB6221
C15
10uF/16V
C15
10uF/16V
C335
100nF
C335
100nF
C11 330PF/NC C11 330PF/NC
R403
12K R403
12K
C343
4.7nF
C343
4.7nF
ED12
NC/1pF
ED12
NC/1pF
CN308
AV_
IN
CN308
AV_
IN
ED10
NC/1pF
ED10
NC/1pF
R4 10k R4 10k
U203
OB6220R
U203
OB6220R
SD
1
FAULT
2
LINP
3
LINN
4
GAIN0
5
GAIN1
6
AVCC
7
AGND
8
GVDD
9
PLIMIT
10
RINN
11
RINP
12
NC
13
PBTL
14
PV
CCR
15
PV
CCR
16
BSPR
17
OUTPR
18
PGND
19
OUTNR
20
BSNR
21
BSNL
22
OUTNL
23
PGND
24
OUTPL
25
BSPL
26
PV
CCL
27
PV
CCL
28
T
AB
29
L17 70
欧
/4A L17 70
欧
/4A
CN401
40PIN/2.0mm CN401
40PIN/2.0mm
GND
1
VCC
2
GND
3
VCC
4
VCC
6
VCC
8
E4+
16
EC+
20
E2+
22
E1+
24
E0+
26
O3+
30
OC+
32
O2+
34
O1+
36
O0+
38
GND
40
GND
7
E3-
17
EC-
19
E2-
21
E1-
23
E0-
25
O3-
29
OC-
31
O2-
33
O1-
35
O0-
37
GND
39
NC
5
GND
9
GND
11
GND
13
E4-
15
O4-
27
VCC
10
P_PWM
12
GND
14
E3+
18
O4+
28
R605 100R R605 100R
R262
1K R262
1K
R611
75R R611
75R
L405 6V/1.1A L405 6V/1.1A
C225
100nF
C225
100nF
CN22
EARPHONE
CN22
EARPHONE
3
1
4
5
2
6
7
L23
70 欧 /4A
L23
70 欧 /4A
C298
0.22UF
C298
0.22UF
C340
4.7nF
C340
4.7nF
ED9
NC/1pF
ED9
NC/1pF
R46 10R/NC R46 10R/NC
C331 0.47uF/OB6221 C331 0.47uF/OB6221
L16
70
欧
/4A
L16
70
欧
/4A
R608
10K
R608
10K
R278
1k
R278
1k
R290 10k/OB6220 R290 10k/OB6220
R293 0R/OB6221 R293 0R/OB6221
C309 0.22UF C309 0.22UF
C26 10uf C26 10uf
R302 0R/nc R302 0R/nc
C188
100nF
C188
100nF
ED4
NC/1pF
ED4
NC/1pF
C408
NC/300pF
C408
NC/300pF
R292 0R/OB6221 R292 0R/OB6221
R610
75R
R610
75R
R298 0R/OB6221 R298 0R/OB6221
C333 0.47uF/OB6221 C333 0.47uF/OB6221
L15
70 欧 /4A
L15
70 欧 /4A
ED8
NC/1pF
ED8
NC/1pF
R258 10R R258 10R
C322 0.47uF/OB6220 C322 0.47uF/OB6220
L113
BEAD 600R
L113
BEAD 600R
C410 0.1uF/nc C410 0.1uF/nc
C12 330PF/NC C12 330PF/NC
R24 68R R24 68R
R607
10K
R607
10K
R45 10R/NC R45 10R/NC
ED11
NC/1pF
ED11
NC/1pF
R301
4.7k R301
4.7k
C336 0.22UF C336 0.22UF
CN210 CN210
1
2
R1210R/NC R1210R/NC
R404
12K R404
12K
C304
1uF/OB6220
C304
1uF/OB6220
C222
470uF/16V
C222
470uF/16V
U205
OB6221
U205
OB6221
PVCCL
1
SD
2
LINP
3
LINN
4
AVCC
5
AGND
6
RINN
7
RINP
8
GVDD
9
PVCCR
10
BSPR
11
OUTPR
12
PGND
13
OUTNR
14
BSNR
15
BSNL
16
OUTNL
17
PGND
18
OUTPL
19
BSPL
20
C191
1nF
C191
1nF
D704
NC/1pF
D704
NC/1pF
C255
0.47uF/OB6220,1uF/OB6221
C255
0.47uF/OB6220,1uF/OB6221
R276 33K R276 33K
USB ESD distributed capacity
Power amplifier adjustment
34