AOC 931SW series Service Manual page 18

Service Manual
Scarlar---Flash/key
U402
SST For user data, WB, EDID,
HDCP are saved in
Eon
Flash.
SST U402
4 DSUB_R+
010A Befor AOC ID2007 OSD
4 DSUB_R-
4 DSUB_G+
4 DSUB_G-
020A For ID2008 ID2009
4 DSUB_SOG
4 DSUB_B+
4 DSUB_B-
4 DSUB_H
Eon U402
4 DSUB_V
4 DDC1_SDA
4 DDC1_SCL
020 For All model
VCC3.3
R487
4.7K1/16W AVDD
CS
VCC3.3
CS
C408
U402
0.22uF16V
1 8
CS# VCC
R408 2 7
DO HOLD#
WP 3 6
WP# CLK
10K 1/16W 5% 4 5
VSS DI
R405
EN25F20-100GCP
CMVCC1
4,6,7 CMVCC1
C410
NC/10uF/50V
R417
C411
22pF
NC/10K 1/16W 5%
X401
14.31818MHz
C412
22pF
VCC3.3
R421 R427 R428
CN408
10K 1/16W 5% 3.9K OHM 1/16W 3.9K OHM 1/16W
6
5
4
3 LED_GRN/BLUE
2
1
C413 C414
0.1uF/16V 0.1uF/16V C415
ZD404
CONN NC/UDZSNP5.6B ZD402 ZD403 0.1uF/16V
NC/UDZSNP5.6B NC/UDZSNP5.6B
Near to Connect
CN409
7
6
5
4
3
2
LED_ORANGE/TOUCH VCC
1
NC/CONN
AVDD VCC3.3 VCC1.8
U401
52
VCTRL
33
LVA3P
13 34
RIN0P LVA3M
12
RIN0M
10
GIN0P
9 35
GIN0M LVA2P
11 36
SOGIN0 LVA2M
8 37
BIN0P LVA1P
7 38
BIN0M LVA1M
16 39
HSY NC0 LVA0P
17 40
VSY NC0 LVA0M
18
DDCA_SDA/RS232_TX
19
DDCA_SCL/rs232_RX
41
LVB3P
42
LVB3M
43
LVBCKP
44
LVBCKM
45
LVB2P
46
LVB2M
47
LVB1P
48
LVB1M
4 49
REXT LVB0P
R403 390 OHM 1/16W 50
LVB0M
15
REFP
C401
0.1uF/16V 14
REFM
20
GPIO_P15/PWM0
27
PWM2/GPIO_P24
21
LVDS
SDO
22 55
SCZ GPIO_P12
23 56
SCK PWM1/GPIO_P25
24
SDI
57
RSTN
100R 1/16W 5% 28 58
GPIO_P27/PWM1 GPIO_P00/SAR1
59
GPIO_P01/SAR2
54
RST
60
GPIO_P06
61
GPIO_P07
62
PWM0/GPIO_P26
63
GPIO_P13
R401 1 64
XIN GPIO_P14
100R 1/16W 5%
2
XOUT
0R05 1/16W
R402
26
GPIO_P10/I2C_MCL
25
GPIO_P11/I2C_MDA
31
MODE[0]
32
MODE[1]
RTD2270S-GR
CN406
R463 NC 1
R464 NC 2
3
4
5
6
7
8
R478 NC
NC/CONN
CN402
KEY 1 R461 0R05 1/16W 1
KEY 2 R462 0R05 1/16W 2
POWER_KEY # 3
4
LED_ORANGE/TOUCH VCC LED_ORANGE/TOUCH VCC 5
6
C416 R404 C417 R407
10K 1/16W 5%
0.1uF/16V 10K 1/16W 5% 0.1uF/16V NC/CONN
VCC3.3 FB404 CN407
1
2
NC 3
4
FB405
5
6
TOUCH POWER 7
NC
ZD401 C433 NC/CONN
NC/RLZ5.6B
NC
7
VCTRL 7
PA0
PA1
PA[0..1]
PA[0..1] 6
PA4
PA5
PA6
PA7
PA8
PA9
7
PA[4..9]
PA[4..9] 6
PB[0..9]
PB[0..9] 6
PB0
PB1
PB2
PB3
PB4
PB5
PB6
PB7
PB8 EE_WP
PB9
R425 C418
NC NC
R485 4K7 1/16W 5%
R424 NC
R426 NC
R452 NC
on_BACKLIGHT 7
adj_BACKLIGHT 7
R411 100R 1/16W 5% KEY 2
R412 100R 1/16W 5% KEY 1
R414 10K 1/16W 5% LED_G/B
R410 10K 1/16W 5% LED_O
R418 NC/100OHM1/16W
Volume# 7
R420 100R 1/16W 5%
R419 NC/100OHM1/16W
Mute 7
R451 NC
Max condition for LED:
1. Vcc = 3.3 V
2. Current = 12 mA
FW need to be modified.
PPWR_ON# 6
R413 100R 1/16W 5%
DET_CABLE 4
CMVCC1
R466
2K2 1/16W 5%
LED_G/B Q403
LMBT3906LT1G
LED_GRN/BLUE
U403
R468 200R 1/10W 5%
C419
CMVCC1
R481
0R05 1/16W R424
VCC3.3
R451
R482 NC
R452
R469 R453
2K2 1/16W 5%
R454
LED_O Q402
R455
LMBT3906LT1G
LED_ORANGE/TOUCH VCC
R471 330R 1/10W 5%
R426
When use touch R420
Key,GPIO_P07 as
to control touch
key VCC
18
VCC3.3 AVDD
FB401
VCC3.3
300OHM
C403 C404
0.1uF/16V 0.1uF/16V
VCC1.8
VCC1.8
C406 C407
0.1uF/16V 0.1uF/16V
EDID_CTRL 4
PANEL_ID# 7
MSDA
POWER_KEY #
MSCL
VCC3.3
C429
R453 R454 R455
U403 NC
NC NC NC 8 1
VCC NC
EE_WP 7 2
WC E1
MSCL 6 3
SCL E2
MSDA 5 4
SDA VSS
NC/M24C04-WMN6TP
For NVRAM Without NVRAM
When NVRAM is used,
POWER_KEY# and PANEL_ID#
M24C04-WMN6TP NC
will not be used at same
time.
0.22uF16V NC
R425, C418 depend on
100R 1/16W 5% NC
case.
100R 1/16W 5% NC
100R 1/16W 5% NC
PANEL_ID# and POWER_KEY#
could be optional.
10K 1/16W 5% NC
10K 1/16W 5% NC
10K 1/16W 5% NC
NC NC or 100R 1/16W 5%
NC NC or 100R 1/16W 5%
T P V ( Top Victory Electronics Co . , Ltd. ) OEM MODEL
A1981Wx
G3244-2-2-X-8-090909
TPV MODEL
絬 隔 瓜 絪 腹
Key Component 03.Scalar PCB NAME G3244-2-2
Date Monday , Nov ember 23, 2009 Sheet 5 of 7
AOC 931SW+
Size C
Rev F
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