AOC 831S User Manual Page 18
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Service Manual AOC831S
18
Scarlar---Flash+key
C403
0.1uF/16V
DSUB_V3
DSUB_SOG3
LED_ORANGE
R458
NC
+
C430
NC
R455
LED_ORANGE
C411 22pF
NC
AVDD
KEY _RI GHT
R418 100R 1/16W 5%
DDC1_SCL3
NC
According to MST's
request, reserve another
RST circuit.
VCC3.3
R411 100R 1/16W 5%
CMVCC17
LVDS
X'TAL
56 pF
NC or 100R 1/16W 5%
R424
R451
R426
VCC3.3
KEY1
POWER_KEY#
C417
0.1uF/16V
C408
0.22uF 16V
VDDC
C413
0.1uF/16V
VCC3.37
Cs and Cd (C411, C412)
CMVCC1
MSC L
R406
10K 1/16W 5%
PA[4..9]
020A
M24C04-WMN6TP
27 pF
NC
VCC1.8
PB3
DSUB_B+3
10K 1/16W 5%
32 pF
PA5
U402
SST25VF010A-33-4C-SAE
1
2
3
4 5
6
7
8
CE#
SO
WP#
VSS SI
SCK
HOLD#
VDD
DSUB_H3
Mut e 7
X401
14.31818MHz
1 2
VDDP
R430 NC
EE_WP
CMVCC1
C416
0.1uF /16V
PA1
PA7
PB8
R421
10K 1/16W 5%
R425
NC
PPWR_ON# 6
U403
C412 22pF
DDC1_SDA3
Volume# 7
18 pF
Normal Function : CL = Cs + ((Cg*Cd)/(Cg+Cd))
adj_BACKLI GHT 7
For RSTN detect
function
10K 1/16W 5%
AVDD
KEY 1
R427
3.9K OHM 1/16W
R452
TSUM1PFR-LF
U401
13
10
11
8
12
9
7
16
17
4
15
14
21
23
22
24
27
56
1
2
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
34
33
5
6
32
31
52
30
18
19
62
20
28
55
58
59
60
61
63
64
25
26
54
51
53
29
57
3
RIN0P
GIN0P
SOGIN0
BIN0P
RIN0M
GIN0M
BIN0M
HSYNC0
VSY N C 0
REXT
REFP
REFM
SDO
SCK
SCZ
SDI
PWM2/GPI O_P24
PWM1/GPI O_P25
XI N
XO U T
LVA2P
LVA2M
LVA1P
LVA1M
LVA0P
LVA0M
LVB3P
LVB3M
LVBCKP
LVBCKM
LVB2P
LVB2M
LVB1P
LVB1M
LVB0P
LVB0M
LVA3M
LVA3P
GND
AVDD_ADC
MOD E[ 1]
MOD E[ 0]
VCTRL
VDDC
DDCA_SDA/RS232_TX
DDCA_SCL/rs232_R X
PWM0/GPI O_P26
GPIO_P15/PWM0
GPIO_P27/PWM1
GPIO_P12
GPIO_P00/SAR1
GPIO_P01/SAR2
GPIO_P06
GPIO_P07
GPIO_P13
GPIO_P14
GPIO_P11/I2C_MDA
GPIO_P10/ I2C_MCL
RST
VDDP
VDDC
GND
RSTN
GND
R432 NC
DSUB_R-3
CMVCC
CMVCC7
PB7
PB2
PA[0..1]
PB6
Befor AOC ID2007 OSD
For NVRAM
AVDD
R451
100R 1/16W 5%
PB[0..9]
C418
NC
CMVCC
DSUB_G+3
R453
NC
PB1
C407
0.1uF /16V
C406
0.1uF/16V
CMVCC7
Near to Connect
+
C410
10UF 50V
VDDC
R413 100R 1/16W 5%
CN402
NC \ CONN
1
2
3
4
5
6
7
8
R428
3.9K OH M 1/16W
R452
100R 1/16W 5%
X401
When NVRAM is used,
POWER_KEY# and PANEL_ID#
will not be used at same
time.
R459
NC
Max condition for LED:
1. Vcc = 3.3 V
2. Current = 12 mA
FW need to be modified.
100R 1/16W 5%
C419
R419 100R 1/16W 5%
VCTRL 7
R424
100R 1/16W 5%
VCC3.3
R453
10K 1/16W 5%
PANEL_ID# and POWER_KEY#
could be optional.
PB4
U402
0.22uF16V
R425, C418 depend on
case.
EE_WP
R407
10K 1/16W 5%
on_BACKLIGHT 7
R408
10K 1/16W 5%
PANEL_ID# 7
P.S : Assume Cs = 4 pF
NC
KEY_LEFT
R405 100R 1/16W 5%
R417
10K 1/16W 5%
PA8
R404
10K 1/16W 5%
R456 0R05 1/16W
DSUB_B-3
PA[4..9] 5
瑉红
(93G 22-53-J)
NC
10K 1/16W 5%
R420
POWER_KEY#
LED_ORANGE
KEY _AUTO
WP
PA6
U403
M24C04-WMN6TP
1
2
3
45
6
7
8
NC
E1
E2
VSSSDA
SCL
WC
VCC
R457 0R05 1/16W
PA9
PB[0..9] 5
U402
R410 75R 1/16W 5%
Q401
NC
PA[0..1] 5
Without NVRAM
MSC L
For user data, WB, EDID,
HDCP are saved in
Flash.
PB9
R426 NC
010A
R403 390 OHM 1/16W
C401
0.1uF/16V
NC
100R 1/16W 5%
MSD A
CN 401
CONN
1
2
3
4
5
6 LED_GRN/BLUE
R402
0R05 1/16W
R454
10K 1/16W 5%
蔼
(93G 22-53B-H)
R401
0R05 1/16W
C429
0.22uF 16V
R431 NC
C404
0.1uF/16V
C409
0.1uF 10V
NC
CBPCRM5D1Q1J 1E-2
IO A191
C
57Tuesday , January 20, 2009
715G2904-2-2
<
称爹
>
03.Scalar
G2904-2-2-IO-1-090120
OE M MO D EL Si ze
Rev
Date
Sheet
of
TPV MODEL
PCB NAME
称爹
T P V ( Top Victory Elect ronics Co . , Lt d. )
Key Component
絬
隔
瓜
絪
腹
R415
0R05 1/ 16W
100R 1/16W 5%
R455
10K 1/16W 5%
VCC1.87
VCC3.3
R414 75R 1/16W 5%
R409
20K OHM 1/16W
DSUB_R+3
NC
PB5
SST
NC or 100R 1/16W 5%
VDDP
C414
0.1uF/16V
DET_CABLE 4
NC
KEY 2
MSD A
PB0
R429 NC
FB401
300OHM
PA4
DSUB_G-3
R412 100R 1/16W 5%
PA0
LED_GRN/BLUE
R420 NC
LED_GRN/BLUE
POWER_KEY #
R460
NC
C415
0.1uF/16V
For ID2008
R454
KEY2
CL of SPEC
- LCD 显示器维修手册 1
- Custom： AOC 1
- Model： 831S 1
- CONTENTS 3
- 1. LCD Specifications 4
- 1.2 Factory preset modes 5
- 2. Operation instruction 6
- 2.3 OSD Lock Function 7
- 3.Interface description 8
- 4. Panel Feature 9
- b) Backlight unit 10
- 4.4 Optical Specifications 11
- 5.Block Diagram 13
- inverte 14
- Software Flow Chart 15
- 6. Circuit Schematic 16
- Key Component 17
- Scarlar---Flash+key 18
- based on 715G2904-D 19
- 6.2 Power Board 20
- Wed.Dec 24.2008 21
- AOC 831S 21
- 6.4 Key Board 715G2991 22
- 7.Exploded Views 23
- 8. PCB Layout 26
- 8.2 PowerBoard 715G2852-3-4 27
- 8.3 KeyBoard ---715G2991 28
- 9.2 Trouble Shooting 29
- Check flow chart 29
- For the no power 29
- No picture 30
- Check Correspondent 30
- solder? 30
- Power Board 31
- waveform? 32
- 10.BOM List 37
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