AOC LE32D1332, Service Manual

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42
C431
10UF 10V
AV-AUOUTL3
AUVAG
R407 51R 1/16W 5%
C405
1uF 10V
C413
10UF 10V
HDMI-ARC
HOTPLUGA
HDMIA_DDC_SCL
HDMIA-RX1P
HDMIA-RX1N
HDMIA-RX2N
C444
10UF 10V
HDMIA-CLKN
HDMIA-CLKP
HDMIA-RX2P
HDMIA-RX0P
HDMIA-RX0N
HDMIA_DDC_SDA
TAGC
A_IFN
LED-Red
A_IFP
1
XTALO
AVDD33_DEMOD
TP95
TP94
KEY1-SAR1
VGA_BIN
VDD33
VGA-AUL1
HDMIA_DDC_SDA
PWR_ON
HDMIA_DDC_SCL
HDMIA-CLKN
HDMIA-CLKP
HDMIA-RX1N
HDMIA-RX0N
HDMIA-RX2P
HDMIA-RX0P
HDMIA-RX1P
HDMIA-RX2N
VGA-AUR1
VGA_VS
VGA_HS
+3.3V_Standby
AUVRM
Pr+
SOY
CVBS_OUT0
AUDIO_EN
AV1-CVBS0P
HDMI-ARC
U402
W25Q64FVSSIG
CS#
1
SO/SIO1
2
WP#
3
GND
4
SI/SIO0
5
SCLK
6
HOLD#
7
VCC
8
C420
100N 16V
C421
100N 16V
C422
100N 16V
XTALI
I/O
Interface
COMP_AUL4
AV-AUOUTR3
SERIAL FLASH
COMP_AUR4
C402
2.2UF 10V
USB0_DP
USB0_DM
UART-TX
UART-RX
Debug & ISP port
CHIP_CONFIG
USB1_DP
USB1_DM
Power
control
Backlight
control
ARC
C401
2.2UF 10V
PANEL_ON
PANEL_ON 6
RXE3-
SOG0
XTALO
Power 3.3V
XTALI
HOTPLUGA
HDMID-RX2P
HDMID-RX2N
HS401
NC/HEAT SINK
1
2
VGA_RIN
C436
22PF 50V
R409
100K 1/16W
HDMI
signal
Sy stem-RST
R408
51R 1/16W 5%
H/W Reset
R732
10K
+5V_Standby
AMP-AUOUTL0
R413
100K 1/16W
C417
100N 16V
R421
4.7K
R416
100K 1/16W
FB406
60 OHM
1 2
C412
100N 16V
R428
1M 1/16W
R412
68OHM 1/16W
R418
100K 1/16W
TP351
C406
180PF 50V
SPI-SDI
R422
4.7K
SPI_CS0N
SPI-SCK
C434
100N 16V
HDMID-SCL VBL-CTRL
SPI-SDO
G
N
D-
E
F
US
E
VGA-AUL1
VGA-AUR1
FB408
120R/3000mA
1 2
HDMID-RX1P
FB402
60 OHM
1
2
HDMID-RX1N
DDR Power
AVDD_DDR
C433
100N 16V
C407
47nF 16V
C432
100N 16V
+1.8V_DDR
FB405
60 OHM
1 2
HDMID-SDA
HDMID-RX0P
C411
180PF 50V
C423
100N 16V
HDMID-RX0N
R436
4.7K
HDMID-CLKP
SPI-SCK
RXE0-
RXE1-
RXE1+
RXE2+
RXE0+
RXE2-
RXE3+
RXEC+
RXE3-
R415
68OHM 1/16W
RXEC-
RXO1+
RXO0-
RXOC+
RXO2-
RXOC-
C414
180PF 50V
RXO3+
RXO2+
RXO3-
RXO0+
RXO1-
HDMID-CLKN
RXO3+ 6
RXO3- 6
RXOC+ 6
Y +
RXOC- 6
RXO2- 6
RXO2+ 6
RXO1- 6
R435 must close U401
Pb+
RXO0+ 6
RXO1+ 6
RXO0- 6
R424
4.7K
RXEC- 6
RXEC+ 6
RXE3- 6
C416
100N 16V
RXE3+ 6
RXE1- 6
RXE2+ 6
FB40760 OHM
1 2
RXE2- 6
RXE0- 6
RXE1+ 6
RXE0+ 6
TP39 TP40
RXOC-
RXO2+
RXE0+
TP41
RXO3-
RXO3+
RXOC+
RXE0-
TP44
TP43
C410
47nF 16V
RXO0-
RXO1-
RXO2-
RXO1+
RXO0+
TP42
C430
20PF
RXEC+
RXE2+
RXEC-
RXE1-
RXE1+
RXE2-
C419
100N 16V
C424
100N 16V
C418
100N 16V
R410
68OHM 1/16W
R431
4.7K
LVDS
signal
C425
20PF
AV1-CVBS0P
TP45
C408
47nF 16V
UART-RX
TP46
R435 51R 1/16W 5%
C409
180PF 50V
TP47
TP48
VDDC
TP49
VDD33
TP50
AVDD_MOD
TP51
HOTPLUGD
VDDC
AVDD_MOD
TP52
AU33
AVDD_MOD
TP53
R427
0R05 OHM
AVDD_DDR
AU33
TP54
TP55
AVDD33_DEMOD
TP56
+3.3V_Standby
VDD33
+3.3V_Standby
TP57
+3.3V_Standby
TP58
TP59
FB403
120R/3000mA
1 2
VDD33
VDDC
AVDD_DDR
TP60
+3.3V_Standby
+3.3V_Standby
TP61
TP62
A_IFP
A_IFN
+5V_Standby
TP63
AVDD_MOD
TP64
+3.3V_Standby
TP65
TP66
HDMI_CEC 8
TP67
HDMI-ARC 8
CVBS_OUT0 7
USB0_DP 7
TS_VALID
USB0_DM 7
TP68
A_IFP 10
A_IFN 10
TP69
TAGC 10
VBL_CTRL 4
TP70
AUDIO_EN 12
PWR_ON 4
TP71
TAGC
BRI_ADJ-PWM0 4
I2C_SCL 6,10,11
TP72
AMP_AUOUTR0 12
AMP_AUOUTL0 12
AV_AUOUTR3 13
AV_AUOUTL3 13
TP73
HDMID_D0- 8
HDMID_D1- 8
H 8
H 8
AMP-AUOUTR0
H 8
HDMID_D2- 8
TP74
HD 8
HDMID_DDC_SDA 8
HDMID_CLK- 8
TP75
HDMID_DDC_SCL 8
TP76
HOTPLUGD 8
H 8
HDMIA_D0- 8
HDMIA_D1- 8
TP77
H 8
CN466 component select:
For Philips : 311GW200G03BAX
For AOC : 033G3802 3B Y
H 8
HDMIA_D2- 8
LED-Blue
HD 8
LED-Blue 9
HDMIA_CLK- 8
HDMIA_DDC_SCL 8
HDMIA_DDC_SDA 8
HOTPLUGA 8
TP78
TP79
TP80
TP81
TP82
TP83
TP84
TP85
TP86
UART-RX
U401
MST6931XP-Z1
LVA2M
69
SOGIN1
23
BIN1P
22
GIN1M
25
GIN1P
24
CVBS1
29
HSYNC1
28
LINEIN_R1
37
GIN0P
17
GN
D
55
LVA3
P
63
TA
G
C
54
IM
53
AVDD_MOD
5
RIN1P
26
LVB2P
80
LVACKM
66
LVA1P
70
SAR
2
11
2
SAR
1
11
1
GIN0M
18
PWM2
93
TS1_D[0]
92
TS1_CLK
91
TS1_SY NC
90
TS1_VLD
89
LVA4
P
61
LVA4
M
62
LVA3
M
64
LVACKP
65
SCZ
97
LVA0M
73
LVB4P
74
LVB4M
75
LVB3P
76
LVB3M
77
LVB1P
83
LVA0P
72
SDO
96
IR
IN
11
3
CE
C
11
4
R
ESET
11
5
HO
T
P
LU
G
A
12
8
SOGIN0
16
LI
NE
O
U
T
_R0
47
XO
U
T
48
LI
NE
O
U
T
_R3
45
LI
N
E
OU
T
_L
0
46
A
V
D
D
_D
M
P
LL
50
XI
N
49
AV
D
D
_
R
E
F
51
RXCKN_A
1
RXCKP_A
2
RX0N_A
3
RX0P_A
4
RX1N_A
6
RX1P_A
7
DDCDA_DA
8
RX2N_A
9
RX2P_A
10
DDCDA_CK
11
ARC
12
AVDD_12
13
HSYNC0
14
BIN0P
15
RIN0P
19
VSYNC0
20
AVDD_ADC33
21
CVBS0
30
VCOM
31
CVBSOUT1
32
AVDD_AU33
33
LINEIN_L3
38
AUVAG
35
LINEIN_L1
36
LI
N
E
IN
_R
4
41
LI
N
E
IN
_L
5
42
IP
52
GP
IO
56
58
AV
D
D
_
P
LL
59
VD
D
C
60
GP
IO
55
57
LVA2P
68
LVA1M
71
AVDD_MOD
67
LVBCKP
78
LVBCKM
79
LVB2M
81
LVB1M
84
LVB0P
85
LVB0M
86
AVDD_MOD
82
INT/GPIO65
88
PW
M
0
10
5
PW
M
1
10
6
DM_P0
98
GN
D
10
4
DP_P0
99
AVDD_MOD
100
V
D
DI
O
_
DA
T
A
10
9
SCK
94
GN
D
11
6
SDI
95
SAR
0
11
0
DD
CA
_C
K
10
7
DD
CA
_D
A
10
8
E-
P
ad
12
9
VSYNC1
27
AUREFM
34
LI
N
E
OU
T
_L
3
44
LI
N
E
IN
_R
5
43
V
D
DI
O
_
CM
D
56
VDDC
87
HO
T
P
LU
G
D
11
7
RX
C
K
N_
D
11
8
R
X
C
KP_
D
11
9
R
X
0N
_D
12
0
R
X
0P
_D
12
1
R
X
1N
_D
12
3
R
X
1P
_D
12
4
DD
CD
D_
D
A
12
2
R
X
2N
_D
12
6
R
X
2P
_D
12
7
DD
CD
D_
C
K
12
5
LI
N
E
IN
_R
3
39
LI
N
E
IN
_L
4
40
DP_P1
102
DM_P1
101
GP
IO
11
10
3
TP88
TP87
VGA_HS 7
VGA_BIN 7
VGA_VS 7
VGA_GIN 7
VGA_RIN 7
Pb+ 7
TP89
Pr+ 7
TP90
Y+ 7
TP91
PWR_ON
AV1-CVBS0P 7
VGA-AUL1 9
Remove to U401 lefe side
TP92
TP93
UART-TX
VGA-AUR1 9
COMP_AUL4 7
COMP_AUR4 7
VBL-CTRL
I2C_SDA 6,10,11
SOG0 7
SOY 7
TP96
KEY1-SAR1 9
IRIN 9
UART-TX 7,9
TP97
UART-RX 7,9
BRI_ADJ-PWM0
I2C_SCL
I2C_SDA
TP98
Sy stem-RST
TP99
+3.3V_Standby
TP100
BRI_ADJ-PWM0
TP101
TP102
TP103
TP104
TP105
HDMI-CEC
TP106
TS_VALID
TS_VALID 11
TS_SY NC 11
TS_DI 11
TS_SYNC
TS_DI
TS_CLK
TS_CLK 11
COMP_AUL4
COMP_AUR4
TS_CLK, TS_SYNC, TS_VALID
must GND shieldinh
C480
NC 100N 16V
IRIN
C479
NC 100N 16V
TS_SYNC
KEY 1-SAR1
SOY
SPI-SCK trace must
GND shielding
C449 47nF 16V
System XTAL
IRIN
X401
24MHz
1
2 4
3
UART-TX
VGA_GIN
close to IC
TP107
VGA_GIN
RXE3+
HOTPLUGD
TP118
VGA_HS
VGA_VS
VGA_BIN
R495
4.7K
Power 1.2V
TP120
C429
100N 16V
TP121
C427
100N 16V
C428
100N 16V
VDDC
+1.2V_VDDC
FB401
120R/3000mA
1 2
TP122
TS_CLK
RXO4-
RXO4+
TP123
RXE4+
RXE4-
R494
4.7K
TP124
TP125
CVBS_OUT0
HDMID-SCL
TP126
R440 NC/0.05R
RXE4-
RXE4+
RXE4+ 6
RXE4- 6
RXO4+
RXO4- 6
RXO4-
RXO4+ 6
HDMI-CEC
HDMID-RX1N
HDMID-RX2N
HDMID-RX1P
HDMID-RX2P
HDMID-RX0N
HDMID-CLKP
HDMID-RX0P
HDMID-CLKN
LED-Blue
ARC_Det 11
Status Register Protect Bits (SRP1, SRP0)
SRP1 SRP0 WP Status
0 0 X SW protection
0 1 0 HW protection
0 1 1 HW Unprotection
1 0 X Power Supply Lock-Down
1 1 X One Time Program
C426
10UF 10V
HDMID-SDA
CN466
CONN
1
2
3
I2C_SDA
VGA_RIN
I2C_SCL
C403
10UF 10V
LED-Red
SOG0
Pr+
Y +
R420 4.7K
Pb+
R419 4.7K
C415
10UF 10V
USB0_DM
USB0_DP
SPI-SDI
SPI_CS0N
SPI-SDO
PANEL_ON
TS_DI
C451
10UF 10V
Close to IC
with width
trace
LED-Red 9