ViewSonic Vp9303 Service Manual

ViewSonic Model Number:  VS10725
Rev:  1a
Serial No. Prefix:  QCK
Item ViewSonic P/N Ref. P/N Description Qty1 N/A 2024272901P FRONT BEZEL GCABA2369T8F...MGY 1
2 N/A 2044269101P FUNCTION KEY JKNBP2392T8F...MGY 1
3 N/A 2053756001P LED INDIC.-PWR HDECP2012TSF VP930 1
4 N/A 2202525100P PCB MULTILAYER VP930-2 K/B FR4*2 108*9 1
5 N/A 2051353800P NAME PLATE VIEWSONIC BIRD LOGO H:8MM 1
6 E-00008011 2212090200P LCD PANEL M190EG01-V0                AUO 1
7 N/A 2071881300P BRACKET,FIX LANGF2232T8 VP930B 2
8 N/A...

ViewSonic Model Number:  VS10725
Rev:  1a
Serial No. Prefix:  QCL
Item ViewSonic P/N Ref. P/NQty
1 N/A 2024272900P FRONT BEZEL GCABA2369T8F...MGY 1
2 N/A 2044269100P FUNCTION KEY JKNBP2392T8F...MGY 1
3 N/A 2053756001P LED INDIC.-PWR HDECP2012TSF VP930 1
4 N/A 2202525100P PCB MULTILAYER VP930-2 K/B FR4*2 108*9 1
5 N/A 2051353800P NAME PLATE VIEWSONIC BIRD LOGO H:8MM 1
6 E-00008011 2212090200P LCD PANEL M190EG01-V0                AUO 1
7 N/A 2071881300P BRACKET,FIX LANGF2232T8 VP930B 2
8 N/A 2071979700P...

ViewSonic Corporation Confidential - Do Not Copy  VP930-3_VP930b-3 
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ViewSonic Model Number:  VS10725
Rev:  1a
Item ViewSonic P/N Ref. P/NLocationQty
1 N/A 7998907132LCD MONITOR 1
2 P-00005322 2012186700P PACKING    PolyFoam  R / L  1
3 P-00008026 2013054030P BAG 1
4 P-00005325 2011091103PCARTON 1
5 A-VC-0101-0386 2427501187P D-SUB CABLE 1
6 CB-00005318 2427590004P DVI CABLE 1
7 DC-00008034 2438570025P MENU 1
8 A-00005362 2427130046P POWER CORD 1
PACKING PART LIST (VP930b-3 )
ViewSonic Model Number:  VS10725
Rev:  1a
Item ViewSonic P/N Ref. P/NLocationQty
1 N/A...

ViewSonic Corporation Confidential - Do Not Copy  VP930-3_VP930b-3 
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9. Block Diagram 
 
 
  DVI-D
ADJBACKLITE
12V
G
SCL
DDC
-SCL
H-SyncBR
I102,Q102
DC / DC
I103
TSUM66AJ
SXGA
LVDS
SCALAR
KEY- PAD  LED
I106
24LC16
EEPROM
SWITCHING
POWER SUPPLY
V901
LCD PANEL
V-Sync
5V
1.8V,3.3V
DDC-SD
A
SDA
IC1 BIT3193
INVERTER
AC 110~220V
INPUT
12V
ONBACKLITE
RXORXECLK
5V
5V
ONBACKLITE
PANEL POWE
R
H/V
I104
PM25LV010
FLASH ROM
             SDA
       SCL
I101
24LC21
EEPROM
DDCD-DDC
-SCL 

ViewSonic Corporation
 Confidential - Do Not Copy  VP930-3_VP930b-3 
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HSI 1
CLK_DDC 1
DAT_DDC 1
VSI 1 PC5V1
RXC+ RXC- RX2-
RX0+
RX0- RX1-
SCL
RX1+ RX2+ SDA
ST_DET1 3
RIN1 3GIN1 3BIN1 3GNDG1 3GNDB1
3GNDR13
R+ 3G- 3G+ 3R- 3B- 3CLK+ 3CLK- 3B+ 3
DVI5V 2
SOGIN1 3
HSYNC1 3VSYNC1 3
DDC_SCL 2DDC_SDA
2
DDCA_SCL 3
DDCD_CONTROL 3DDCA_SDA3
DDC_SCL
2DDC_SDA
2
DDCD_SCL
3DDCD_SDA 3
DDCA_SCL 3
DDCA_SDA 3
DDC_SCL
2
DDC_SDA
2
ST_DET2 3
5V
PC5V1
5V
VCC3V3
VCC3V3
5V
DVI5V
5V
PC5V1
5V
VCC3V3
5V
5V
I106A
74LVC14
1
2...

ViewSonic Corporation
 Confidential - Do Not Copy  VP930-3_VP930b-3 
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TO INVERTER CON1 TO POWER CON2
PC5V0
DAT_DDC 0
CLK_DDC 0
HSI 0
VCTRL
3
on_Panel
3
VLCD 4
DVI5V
1PC5V0
2
ST_DET0 3
RIN0 3GIN0 3BIN0 3GNDG0 3GNDB0 3GNDR0 3
HSYNC0 3VSYNC0 3
PC5V0
2
DDC_SCL 1DDC_SDA 1
SOGIN0 3
adj_BACKLIGHT 3
PC5V1
1
on_BACKLIGHT 3
5V
5V
VCC3V3
5V
VCC3V3
VCC5V
5V
5V
5V
VCC3V3
VCC3V3
VCC3V3
12V
5V
12V
5V
5V
R135 100
C119
220P12
R147
1K
D125
5V6
R151 4.7K
C111
0.047U
1
2
R159
10K
C1120.047U
1
2
R154
2K
C113 0.047U
1...

ViewSonic Corporation
 Confidential - Do Not Copy  VP930-3_VP930b-3 
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UP
1 43
2
S101 Layout
PB3
PB6 PA1
PB[0..9]
PA8 PA0
PA6
PB1 PA9 PA5
PB5 PB2
PB8 PA7 PA[0..9]
PA4
PB7 PB0 PA3
PB4 PA2
UP
PB9
LED_A
LED_G
2
DOWN
1
POWER
1 DOWN 2 WP
POWER LED_A
LED_G
UP
WP
PA[0..9] 4
RIN02GNDR02GIN02GNDG02SOGIN02BIN02GNDB02HSYNC0
2VSYNC0
2DDCA_SCL
1DDCA_SDA
1
RIN11GNDR11GIN11GNDG11SOGIN11BIN11GNDB11HSYNC1
1VSYNC1
1
VCTRL 2
PB[0..9] 4
ST_DET0 2ST_DET1 1ST_DET2 1on_BACKLIGHT 2adj_BACKLIGHT 2on_Panel 2
R-1R+1G+
1B-1B+...

ViewSonic Corporation
 Confidential - Do Not Copy  VP930-3_VP930b-3 
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 PB5 LVA2M PB4 LVA2P PA6 LVB1P PA4 LVB2P
PB9 LVA0M PB2 LVACKP PA3 LVBCKM
PB0 LVA3P PA8 LVB0P
PB1 LVA3M PA0 LVB3P
PB6 LVA1P PA9 LVB0M PA1 LVB3M
PA2 LVBCKP
PB7 LVA1M PB3 LVACKM PA5 LVB2M
PA7 LVB1M
PB[0..9] PA[0..9]
PB8 LVA0P LVBCKM
RXECKIN-
LVACKM
RXOCKIN- LVB1P
RXEIN1+
LVA1M
RXOIN1- LVB2M
RXEIN2-
LVA2M
RXOIN2-
LVA0P
RXOIN0+ LVA2P
RXOIN2+ LVB0M
RXEIN0- LVB1M
RXEIN1-
LVA1P
RXOIN1+ LVB3M
RXEIN3- LVB3P
RXEIN3+
LVA3M
RXOIN3- LVA3P...

ViewSonic Corporation
 Confidential - Do Not Copy  VP930-3_VP930b-3 
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S706
SW
12
S703
SW
12
S702
SW
12
P701
SMD
12345678
SELECT
DOWN UP
MENU GND
LED_GREEN
LED_AMBER LCD_ONOFF
S705
SW
12
S704
SW
12
D701
LED
2
3
1
Model
TitleDate Rev:ViewSonic Corporation
KEY PAD