AOC L22W631 Service Manual page 36

22'' LCD TV
+5V
R414
10KΩ 1/10W
PWR-ON_MUTE
R415
AMP_MUTE Q402
PMBS3904
R422
47KΩ 1/10W
10KΩ
3 BL_EN
MCU_VDD
3 BL_BRIGHT
R419 1KΩ
MCU_VDD
R445 R444
NC 4.7KΩ NC 4.7KΩ
C425
R443 1uF
10KΩ
D603
2 IRQN
1N4148W
D604
ReqReadEv ent IR
TP106
1N4148W
2,5 SCL
MODIFY 9/27
2,5 SDA
TP107
+12V
ON MUTE
R670
1 Q601
PMBS3906
R672
3KΩ 1/10W
R671
1KΩ 1/10W
OFF MUTE
0Ω 1/10W
+
1 Q602
PMBS3906
C615
100uF/16V
10 IIC STATE
MODEL SELECT
MODIFY 9/27
MUTE 11
13 STANDBY
C424 PWR
NC
0Ω
R416
5,7 EDID_WP
+5V AMP_MUTE
R417 R418
1KΩ 10KΩ 1/10W
MCU_VDD MUTE 7
PA5/PWM7*
8
PA6/PWM8*
9
PA7/PWM9*
100Ω
R420 10
RSTB
RXD 11
P30/RXD
Add IRQN on 061210
IRQN 12
PD6
TXD 13
P31/TXD
100Ω
R421 14
PB2/ADC2/INTE0
15
PB3/ADC3/INTE1
100Ω
R427 16
P34/T0
R428 100Ω 17
P35/T1
R429 R430
4.7KΩ 4.7KΩ
MCU_VDD
2 RSTn
2 TCLK
MODIFY 9/18
R674
PWR-ON_MUTE
CN103
10KΩ 1/10W
R673 1
10KΩ 1/10W
2
3
4
5
6
7
8
8PIN/2.0mm
MCU_VDD MCU_+3.3V
FB410 300 OHM
1 2
+ C422
47UF/16V
C423
0.1UF
39
PC4/PWM1
38
PC5
37
PC6
36
PC7
35
PD1
U402
34
PD2
NT68F631A
33
NC
32
NC
31
PD3
30
PD4
29
PD5
R460
4.7KΩ
1MΩ
R431 TP108
TP109
1 2 TP110
C427 C428 TP111
X401 12MHz 22pF
22pF
C429
100pF
+5V MCU_VDD
MODIFY 9/18
C432 0.1UF
+5V_SW
R435
10KΩ
R436 100Ω
1KΩ
R439
1KΩ
R450
1KΩ
R451
C433 C434 C435 C436
0.1UF 0.1UF 0.1UF 0.1UF
36
+5V
R454
10KΩ
Q401
PMBS3904
R455 47KΩ
HDMI_HPD 5
PANEL_EN 3
VSO 2
HSO 2
VGA_DET 7
EEPM_WP
HDMI_INT 5
VIDEO_SEL 8
CN102
100Ω
R456
ReqReadEv ent 6
TP103
100Ω
R457
ReqComm 6
TP104
R458 100Ω
Ready Comm 6
TP105
NC CONN
MODIFY 9/27
MCU_VDD
MODIFY 9/18
R461
4.7KΩ
R442 100Ω
UOC3_SDA 6,10
R441 100Ω
UOC3_SCL 6,10
R432 100Ω
ISP_SDA 10
R433 100Ω
ISP_SCL 10
KEY 1
NC 100Ω
R440
STATAV1 6,11
U403
1 8
NC VCC
2 7
NC WC
3 6
NC SCL
IR 4 5
IR 6
VSS SDA
M24C16
MODEL SELECT
KEY 1
PWR
Title
Size Document Number
A3
Date: Wednesday , March 21, 2007
AOC L22W631
+5V_SW
R459
NC 10KΩ
AMP_STBY 11,12
C437
NC
CN101
+5V
UOC3_SDA 1
2
3
UOC3_SCL 4
IIC STATE 5
NC CONN
+5V
M_TXD 7
R423 100Ω
1
2 TXD
MODIFY 9/19
3 RXD
4
R426 100Ω
M_RXD 7
CN113
SCL 1
SDA 2
3
NC CONN
MCU_VDD +5V
FB402
1000 OHM
1 2
C430
2.2uF/16V
1 2
FB403
NC 1000 OHM
C431
0.22uF
EEPM_WP
R437 100Ω SCL
100Ω
R438 SDA
03. MCU_NT68F631A
Rev
0.5
T2448-1-X-X-5-070321
Sheet 4 of 13