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ViewSonic VLCDS23723-1W, Service Manual

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ViewSonic VLCDS23723-1W Service Manual Download Page 56

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M04-3005F1 REV.A

MEMORY

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VX2000

B

7

11

Title

Size

Document Number

Rev

Date:

Sheet

of

VP1

VP3

VPP

IRPn

VPPON

IA21

IA20

A12

A5

A1

A11

A8

A8

A16

A15
A16

A6

A9

A2

A7

A14

A1

A18

A11

A4

FCEn

A2

A3

A14

A4

A10

A15

A13

A13

A18

A7

A17

ICEn

A5

A10

A12

A19

A9

A3

A17

A6

D4

D5

D10

D6

D1

D11

D3

D14

D9

D6

D8

D0

D2

D2

D5

D7

D15

D10

D12

D9

D4

D7

D15

D13

D13

D11
D12

D14

D8

D3

D1

D0

A19

D0

D5

D1

D2
D3

D6

D4

D4

D2

D1

D5

D7

D3

D0

D6
D7

+12VPP

FWPn

VP2

D14

D10

D9

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D12
D13

D8

D11

ROMOEn

ROMWEn

ROMOEn

ROMWEn

A[19:0]

D[15:0]

CS0n
SETn

D[15:0]

PDO

SCL
SDA

MK

VPPEN

BOOTWE

BOOTWE

RST
TEST0

SYNCSEL

BLON_FU

LEDAMB

CS1n

RDn

VGA_DET

COMP_OK

DVI_DET

S_OK

JAU

SCDT

MUTE

DOWN

SEL1

UP

POWER

VOL_DOWN

VOL_UP

RDn

SEL2

CS1n

LEDGRN

BRI

BRIGHTNESS

BLON_FU

DF_BLON

V33

V33

V33

V33

V33

V33

V33

V33

V33

+18_12V

V33

+18_ 12V

+12 VPP

+12 VPP

V33

+5VA

C358

R126

R311

R12 5

U38

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1A

1Y
2A

2Y
3A

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GND

VCC

6A
6Y

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5Y

4A
4Y

C255

R217

U25

5

6

8

4

1

2
3

7

SDA

SCL

VCC

GND

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NC1

NC2

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Vout

AD

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1

3

2

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CON2

1

2

3

4

R130

R219

Q3

1

2

3

R220

C335

C336

CON1

1

2

3

4

U41

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I0

I1
I2

I3
I4

I5
I6

I7

O0

O1

O2
O3

O4
O5

O6
O7

GND

VCC

OE1/
OE2/

R128

CON3

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U42

3
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8

13

14
17

18

2

5
6
9

12
15

16
19

11

1

20

10

D1
D2

D3
D4

D5
D6

D7
D8

Q1

Q2
Q3

Q4
Q5

Q6
Q7

Q8

CLK

CLR

VCC

GND

C432

C433

R131

C318

R132

R133

C257

U24

37

13

46
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VCC

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GND1

GND2

D1

D9

D2

D10

D3

D11

D4

D12

D5

D13

D6

D14

D7

D15

D8

D16

A15

A14

A13

A12

A11

A10

A9

A8

A17

A7

A6

A5

A4

A3

A2

A1

A0

A16

CE

OE
WE

RP
WP

BYTE

A18

R127

R19 7

C256

U51

2
3

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18

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I0

I1
I2

I3
I4

I5
I6

I7

O0

O1

O2
O3

O4
O5

O6
O7

GND

VCC

OE1/
OE2/

C407

R315

ViewSonic Corporation 

ViewSonic Corporation 

 Confidential 

– Do Not Copy

VX2000

10-1-7

Summary of Contents for VLCDS23723-1W

Page 1: ...Service Manual ViewSonic VX2000 1 Model No VLCDS23723 1W 20 1 Color TFT LCD Display VX2000 1_SM_558 Rev 1a Oct 2002 ViewSonic 381 Brea Canyon Road Walnut California 91789 USA 800 888 8583 ...

Page 2: ...ith respect to the contents hereof and specifically disclaims any warranty of merchantability or fitness for any particular purpose Further ViewSonic reserves the right to revise this publication and to make changes from time to time in the contents hereof without obligation of ViewSonic to notify any person of such revision or changes Trademarks ViewSonic is a registered trademark of ViewSonic Co...

Page 3: ...Speakers Chapter 4 Function of Boards 4 1 Main Board 4 2 Control Board Chapter 5 Troubleshooting Procedure 5 1 Equipment Needed 5 2 Main Procedure Chapter 6 Function Test and Alignment Procedure 6 1 Product and Test Equipment 6 2 Hot Key Service Function 6 3 Test Condition 6 4 Test Display Modes Pattern ViewSonic Corporation ii Confidential Do Not Copy VX2000 1 6 5 Function Test and Alignment Proc...

Page 4: ...el Model FLC51UXC8V Chapter 10 Schematic Diagram PCB Layout 10 1 Schematic Diagram 10 2 PCB Layout Chapter 11 Appendix 11 1 The Serial Number System Definition 11 2 Reader s Response ViewSonic Corporation iii Confidential Do Not Copy VX2000 1 ...

Page 5: ...m overheating Do not block ventilation slots and openings with objects or install the display in a place where ventilation may be hindered z Do not install this display near a motor or transformer where strong magnetism is generated Images on the display will become distorted and the color irregular z Do not allow metal pieces or objects of any kind fall into the display from ventilation holes Slo...

Page 6: ...entioned in the troubleshooting Turn off the Product before cleaning Use only a dry soft cloth when cleaning the LCD panel surface Use a soft cloth moistured with mild detergent to clean the display housing Use only high quality and safety approved AC DC power Adapter Disconnect the Power Plug from AC outlet if the Product is not used for a long period of time Do not touch the LCD panel surface wi...

Page 7: ...anel 20 1 diagonal screen size 408 0 H 306 0 V Active Size 1600 1200 addressable pixels 0 255mm 0 255mm pixel pitch 280 max 250 typ 200 min Lamp number 6 CCFLs Life 50 000 hrs min ViewSonic Corporation 1 2 Confidential Do Not Copy VX2000 1 Ɣ Ɣ Ɣ Ɣ Ɣ Ɣ Ɣ Ɣ Ɣ Ɣ Ɣ Ɣ Ɣ Ɣ Ɣ Ɣ Ɣ Ɣ Ɣ Analog and digital signal inputs cd m2 cd m2 cd m2 cd m2 cd m2 cd m2 650 1 max 500 1 typ 350 1 min 30 82kHz Horizontal Fre...

Page 8: ...72Hz 58 1kHz 1024 768 75Hz 60 0kHz 1024 768 85Hz 68 67kHz 1280 2 60Hz kHz 1280 1024 75Hz 79 97kHz 1600 1200 60Hz Digital 640 350 70Hz 31 5kHz 640 400 60Hz 31 5kHz 640 480 60Hz 31 5kHz 640 480 75Hz 37 5kHz 640 480 72Hz 37 9kHz 640 480 85Hz 43 27kHz 720 400 70Hz 31 5kHz 800 600 56Hz 35 1kHz 800 600 60Hz 37 9kHz 800 600 75Hz 46 9kHz 800 600 72Hz 48 1kHz 800 600 85Hz 53 7kHz ViewSonic Corporation 1 3 ...

Page 9: ... exclude Stand 483 0mm 502 1mm 210 35mm full set Monitor Weight 8 4kgs 18 5lbs Operating Temperature 00 C to 400 C Storage Temperature 200 C to 600 C Operating Relative Humidity 20 85 RH Non Condensing Storage Relative Humidity 5 85 RH Non Condensing ViewSonic Corporation 1 4 Confidential Do Not Copy VX2000 1 Ɣ Ɣ Ɣ Ɣ Ɣ Ɣ ...

Page 10: ...VX2000 Series Service Manual VX2000 series Chapter 2 Mechanical Construction 2 1 Package Overview ViewSonic Corporation 2 1 Confidential Do Not Copy VX2000 1 ...

Page 11: ...M M O C 8 1 0 0 2 0 1 2 5 5 5 0 2 0 5 T M L 3 5 5 9 1 5 9 3 B X O B 9 3 0 0 1 0 9 9 5 2 4 s e i r e S X V E R O C 2 m m 0 0 8 1 P 5 1 A G V E L B A C 0 1 1 0 0 1 0 7 8 5 7 4 E S L A 6 6 6 V 2 1 T U O V 0 4 2 0 0 1 N I R E T P A D A 1 1 2 1 0 8 0 1 6 5 2 4 0 0 1 4 3 4 7 8 8 X E L O M E R O C 2 M 8 1 I V D I V D E L B A C 2 1 1 0 0 3 0 9 9 5 2 4 0 0 0 2 X V M L K B M L M 8 1 O I D U A E L B A C 3 1 ...

Page 12: ...VX2000 Series Service Manual VX2000 series 2 2 Exploded Overview ViewSonic Corporation 2 3 Confidential Do Not Copy VX2000 1 ...

Page 13: ... M A N 6 1 1 0 0 1 0 7 8 5 1 6 0 0 0 2 X V t 0 1 C C E S T K R B T R O P P U S 7 1 1 0 0 4 0 7 8 5 1 6 0 0 0 2 X V n Z B O N K H C U O T 8 1 1 0 0 2 0 7 8 5 1 6 0 0 0 2 X V E G N I H T L I T 9 1 1 0 0 3 0 7 8 5 1 6 0 0 0 2 X V t 0 2 n Z C H P S E T A L P E S A B 0 2 1 0 0 1 0 7 8 5 0 8 0 0 0 2 X V D B N I A M A B C P 1 2 1 0 0 2 0 7 8 5 0 8 0 0 0 2 X V D B L O R T N O C A B C P 2 2 1 0 0 3 0 7 8 5...

Page 14: ... L 6 3 1 0 0 2 0 3 8 5 5 3 c i n o S w e i V m m 0 4 0 4 E D O C R A B L E B A L 7 3 1 0 0 9 7 0 0 0 1 5 9 0 8 D O O G N I P N O L Y N R E H S A W R O T S I S N A R T 8 3 1 0 0 2 1 7 8 5 1 5 0 0 0 2 X V R A L Y M m m 5 0 0 0 8 5 3 3 E T A L P E G A K A E L T H G I L 9 3 1 0 0 3 1 7 8 5 1 5 0 0 0 2 X V R A L Y M m m 5 0 0 0 9 5 4 4 E T A L P E G A K A E L T H G I L ViewSonic Corporation 2 5 Confide...

Page 15: ... Body 1 1 Lay VX2000 Monitor face down to take off Rear Arm and Hinge Cap 2 Unscrew the four screws to remove the Stand and Main Unit 3 Unscrew the four screws to remove the Hinge Tilt and Base Unit Hinge Cap Rear Arm Stand Unit 2 Base Unit Hinge Tilt Unit 3 ViewSonic Corporation 3 1 Confidential Do Not Copy VX2000 1 ...

Page 16: ...o remove the Front Arm and Hinge Tilt 5 Unscrew the four screws to remove the Base Cover and Plate 6 Unscrew the two screws to remove the Mic Board from Base Cover 4 5 Hinge Tilt Unit Base Cover Base Plate Mic Board 6 ViewSonic Corporation 3 2 Confidential Do Not Copy VX2000 1 ...

Page 17: ... and press the two sides from up to down to remove the Cosmetic Cap 2 Unplug the Control wire and unscrew the two screws to remove the Control Board Cosmetic Cap 3 Unscrew the three screws of Front Cover and push from down to up to remove it from Main Unit Control Board 1 2 3 Main Unit Front Cover 3 ViewSonic Corporation 3 3 Confidential Do Not Copy VX2000 1 ...

Page 18: ... screws on the LCD Panel 2 Unplug all wires on the LCD Panel 3 Remove the LCD Panel LCD Panel Main Board 4 Unscrew the four screws on the Main Board 5 Turn over the Rear Cover Unit and unscrew the four hex screws 6 Turn over it again and remove the Main Baord 1 3 6 2 4 5 ViewSonic Corporation 3 4 Confidential Do Not Copy VX2000 1 ...

Page 19: ...t and Speakers 1 Unscrew the eight screws on Support Bracket to remove it 2 Unscrew the eight screws on the Speakers to remove it Speakers 2 1 3 Remove the Lock Bracket Tinplate from Rear Cover Lock Bracket Tinplate 3 ViewSonic Corporation 3 5 Confidential Do Not Copy VX2000 1 ...

Page 20: ...N O L B _ F D n o i t c e n n o C o N 3 s s e n t h g i r B t n e m t s u j d A s s e n t h g i r B 4 D N G d n u o r G 5 D N G d n u o r G 6 D N G d n u o r G 7 D N G d n u o r G 8 D N G d n u o r G 9 2 P V 2 1 y l p p u S r e w o P V 2 1 0 1 2 P V 2 1 y l p p u S r e w o P V 2 1 1 1 2 P V 2 1 y l p p u S r e w o P V 2 1 2 1 2 P V 2 1 y l p p u S r e w o P V 2 1 JP1 JP8 JP3 JR7 JR1 JR5 JR4 ViewSo...

Page 21: ...i D e v i t a g e N 5 1 C N n o i t c e n n o C o N 6 1 N I A K C t u p n I l a i t n e r e f f i D e v i t i s o P 7 1 C N n o i t c e n n o C o N 8 1 3 N I A R t u p n I l a i t n e r e f f i D e v i t a g e N 9 1 C N n o i t c e n n o C o N 0 2 3 N I A R t u p n I l a i t n e r e f f i D e v i t i s o P 1 2 y l p p u S r e w o P V 2 1 2 2 0 N I B R t u p n I l a i t n e r e f f i D e v i t a g ...

Page 22: ...onnector n i P n o i t p i r c s e D n o i t c n u F 1 D N G d n u o r G 2 N I L t u p n I l e n n a h C t f e L 3 N I R t u p n I l e n n a h C t h g i R 0 1 D N G d n u o r G 1 1 D N G d n u o r G 4 1 5 JP8 Connector OSD Key Connector n i P n o i t p i r c s e D n o i t c n u F 1 L P S t f e L r e k a e p S 2 D N G d n u o r G 3 R P S t h g i R r e k a e p S 4 D N G d n u o r G 5 r e z z u B _ P...

Page 23: ... d i V n e e r G 3 4 N I B t u p n I o e d i V e u l B 4 C N n o i t c e n n o C o N 5 D N G d n u o r G 6 D N G d n u o r G o e d i V d e R 7 D N G d n u o r G o e d i V n e e r G 8 D N G d n u o r G o e d i V e u l B 9 T E D A G V V 5 0 1 D N G d n u o r G 1 1 C N n o i t c e n n o C o N 2 1 A D S C D D A a t a D l a i r e S 3 1 3 0 n I H A c n y S l a t n o z i r o H 4 1 3 0 n I V A c n y S l a...

Page 24: ...s o P S D M T 1 1 D N G d n u o r G c i g o L 2 1 C N n o i t c e n n o C o N 3 1 C N n o i t c e n n o C o N 4 1 X C C V V 5 5 1 D N G d n u o r G 6 1 S N E S V 5 7 1 0 X R 0 l e n n a h C t u p n I l a i t n e r e f f i D e v i t a g e N S D M T 8 1 0 X R 0 l e n n a h C t u p n I l a i t n e r e f f i D e v i t i s o P S D M T 9 1 D N G d n u o r G 0 2 C N n o i t c e n n o C o N 1 2 C N n o i ...

Page 25: ... 5 7 A D E L r e b m A D E L r e w o P 8 G D E L n e e r G D E L r e w o P 9 D N G d n u o r G 0 1 C N n o i t c e n n o C o N 1 1 n w o D _ l o V e m u l o V 2 1 r e w o P y e K r e w o P 3 1 n w o D e s a e r c e D 4 1 1 l e S 1 t c e l e S 5 1 2 l e S 2 t c e l e S 6 1 p U e s a e r c n I 7 1 e t u M e t u M e m u l o V 8 1 p U _ l o V e m u l o V 4 2 Control Board 4 2 1 The Location of Connect...

Page 26: ... 4 2 3 J2 Connector Speakers Connector n i P n o i t p i r c s e D n o i t c n u F 1 R P S t h g i R r e k a e p S 2 D N G d n u o r G 3 L P S t f e L r e k a e p S 4 D N G d n u o r G ViewSonic Corporation 4 7 Confidential Do Not Copy VX2000 1 ...

Page 27: ... resolution Y Screw Driver 5 2 Main Procedure Start Power on Power LED ok A Power Circuit Troubleshooting Yes No Is display performance ok Yes No Is function adjustment ok Yes No Are Speakers all right Yes No End B Performance Troubleshooting C Function Troubleshooting D Speakers Troubleshooting ViewSonic Corporation 5 1 Confidential Do Not Copy VX2000 1 ...

Page 28: ...formance Troubleshooting Start Yes No Change LCD Panel Change Main Board Is screen white Yes Yes No Yes No Change LCD Panel Change Main Board Abnormal Color Yes Yes No Yes Change FPC Cable No Yes No Change LCD Panel Change Main Board Is screen black Yes Yes No Yes Change Inverter Board No ViewSonic Corporation 5 2 Confidential Do Not Copy VX2000 1 End ...

Page 29: ... Is LCD line defective Bad Uniformity Yes No Yes Change Main Board Have line bar or noise Yes Yes No 1 Yes No Yes Ghost image Yes Yes Change LCD Panel Yes Connect VGA cable to the PC directly Yes No Check the Compatibility on the computer Yes No No Feedback info to View Sonic Change Main Board Yes Adjust H size Fine tune or Auto Image Adjust Adjust H size Fine tune or Auto Image Adjust ViewSonic C...

Page 30: ...roubleshooting Yes Start No Change Main Board and Retry Change Control Board and Retry Yes End 5 2 4 D Speakers Troubleshooting Yes Start No Change Main Board and Retry Change Speakers and Retry Yes End ViewSonic Corporation 5 4 Confidential Do Not Copy VX2000 1 ...

Page 31: ...to 50 while in volume Adjustment or when OSD is not open 1 and buttons for 10 seconds OSD locked Do again OSD unlocked 1 and buttons for 10 seconds Power button locked Do again Power button unlocked 6 2 Hot Key Service Function 6 3 Test Condition Before function test and alignment each LCD monitor should be run in and warmed up for at least 2 hours with the following conditions a In Room Temperatu...

Page 32: ...Hz 49 7kHz 1024 768 60Hz 48 4kHz 1024 768 70Hz 56 5kHz 1024 768 72Hz 58 1kHz 1024 768 75Hz 60 0kHz 1024 768 85Hz 68 67kHz 1280 1024 60Hz 63 4kHz 1280 1024 75Hz 79 97kHz 1600 1200 60Hz Digital 640 350 70Hz 31 5kHz 640 400 60Hz 31 5kHz 640 480 60Hz 31 5kHz 640 480 75Hz 37 5kHz 640 480 72Hz 37 9kHz 640 480 85Hz 43 27kHz 720 400 70Hz 31 5kHz 800 600 56Hz 35 1kHz 800 600 60Hz 37 9kHz 800 600 75Hz 46 9k...

Page 33: ... n e e r c s e h t n i h t i w e b o t e l b a t s u j d a e b e m a r f 3 e r u g i F 4 r o l o C B G R e c n a m r o f r e P r o l o C B G R s e i t i s n e t n I e b d l u o h s r o l o c B G R h c a e f o t s a r t n o C l a m r o n e r u g i F 6 5 4 5 y t i m r o f i n U n e e r c S r e k c i l F e t i h W l l u F c e p s e h t h t i w t n a i l p m o c e b d l u o h S 7 e r u g i F 6 e n i L...

Page 34: ...00 Series Service Manual VX2000 series G Color Pattern Figure 5 B Color Pattern Figure 6 Full White Pattern Figure 7 Dark Screen Pattern Figure 8 ViewSonic Corporation 6 4 Confidential Do Not Copy VX2000 1 ...

Page 35: ...adjust each function manually 6 5 3 Fine Tune Test Signal 1600 1200 60Hz Test Pattern Line Moire Pattern Check and see if the image has noise and focus is well performed If not readjust by the following steps a Select and enter Manual Image Adjust function on OSD Main Menu b Then select and enter Fine Tune function to adjust the image to eliminate visual noise 6 5 4 Boundary Test Signal 1600 1200 ...

Page 36: ...el with shadow gauge and filter film The total numbers and distance of dead pixels should be compliant with the spec 6 5 8 Check for Secondary Display Modes Test Signal 640 350 70Hz 640 480 60 67 72 75 85Hz 720 400 70Hz 800 600 56 60 72 75 85Hz 832 624 75Hz 1024 768 60 70 72 75 85Hz 1280 1024 60 75Hz 1600 1200 60Hz 6 5 9 All Mode Reset After final QC step we have to erase all saved changes again a...

Page 37: ...CD panel and cosmetics material with soft cotton 6 7 Inspection Standard Y Appearance Inspection Scratches Abrasions a Mechanical 2 lines scrapes Face A Not Allowed Figure 1 Face A View Face B Length 12 7mm Width 0 25mm Figure 2 Face B View ViewSonic Corporation 6 7 Confidential Do Not Copy VX2000 1 ...

Page 38: ...000 Series Service Manual VX2000 series Face C Length 76mm Width 0 76mm Figure 3 Face C View Face D Length 89mm Width 0 76mm Figure4 Face D View ViewSonic Corporation 6 8 Confidential Do Not Copy VX2000 1 ...

Page 39: ...q Power Adapter P N 47 56001 501 for Fixture A and Power Adapter P N 47 53402 004 for Fixture B q VGA Cable P N 42 59901 003 q PC Personal Computer q Firmware Upgrade Program VX 2000 monitor Connect to VGA Cable Connect to Power Adapter 47 58701 001 Connect to DFP DVI Cable P2 to VGA cable JP1 to Power Adapter P1 to RS232 cable JP3 DDC Mode JP4 F WMode JP3 to Power Adapter P1 to RS232 cable P2 to ...

Page 40: ... and COM1 of PC 3 Connect VGA cable between P2 of Fixture and VX2000 4 Plug Power Adapter into the Fixture 5 Connect PC to the additional monitor 6 Power on the Fixture 7 Do not plug power cord into monitor 7 3 Firmware Upgrade Procedure 1 Click Flash Upgrader icon on the window and Click Next icon ViewSonic Corporation 7 2 Confidential Do Not Copy VX2000 1 ...

Page 41: ...VX2000 Series Service Manual VX2000 series 2 Search pwSDK inf from Browse and then Click Next icon ViewSonic Corporation 7 3 Confidential Do Not Copy VX2000 1 ...

Page 42: ...l Port which you connect with the Fixture and then Click Next 4 After the message Download progress for file Flasher Hex appears plug the power cord into VX2000 then it will be programming automatically ViewSonic Corporation 7 4 Confidential Do Not Copy VX2000 1 ...

Page 43: ...n Then click the Finish icon and do All Mode Reset to finish the firmware upgrade procedure 6 After finishing Firmware Upgrade Procedure go to Burn In Mode Ref 6 2 press any button besides Power button to check the Firmware version if it is correct ViewSonic Corporation 7 5 Confidential Do Not Copy VX2000 1 ...

Page 44: ...Fixture A and Power Adapter P N 47 53402 004 for Fixture B q VGA Cable P N 42 59901 003 q PC Personal Computer q DDC Key in Program q DFP DVI Cable P N 42 81702 001 P2 to VGA cable JP1 to Power Adapter P1 to RS232 cable JP3 DDC Mode JP4 F WMode P3 to DFP DVI cable JP3 to Power Adapter P1 to RS232 cable P2 to VGA cable P3 to DFP DVI cable Fixture A Fixture B VX 2000 monitor Connect to VGA Cable Con...

Page 45: ...xture Fixture A or Fixture B 2 Connect RS232 cable between P1 of Fixture and COM1 of PC 3 Connect VGA cable between P2 of Fixture and VX2000 4 Connect DFP DVI cable between P3 of Fixture and VX2000 5 Plug Power Adapter into Fixture 6 Plug Power Cord into VX2000 monitor should be turn off 7 Connect PC to the additional monitor 8 Power on the Fixture ViewSonic Corporation 8 2 Confidential Do Not Cop...

Page 46: ...0 series 8 3 DDC Key in Procedure 1 Run VX2000V2 EXE program in the computer 2 Key in S N serial number or use the bar code reader scaning then press Enter to begin programming ViewSonic Corporation 8 3 Confidential Do Not Copy VX2000 1 ...

Page 47: ...pearing when the VGA and DFP success 4 Get into Burn In Mode Ref 6 2 press any button besides Power button to check if the S N is correct 5 Connect PC signal to VX2000 Press 1 on the select knob then choose Information to double check if the S N is correct ViewSonic Corporation 8 4 Confidential Do Not Copy VX2000 1 ...

Page 48: ...ent with Haze value Anti glare 2H Panel Mode Number FLC51UXC8V A Mechanical Contrast Ratio Luminance of White Center White Uniformity 70 9 points measurement Viewing Angle H V CR 10 H 170o V 170o Response time ms Typical Tr 15ms Tf 10ms Number of Back Light CCFL 6 edge type back light Backlight hrs 50 000 hours B Optical Performance ViewSonic Corporation 9 1 Confidential Do Not Copy VX2000 1 280 m...

Page 49: ...Chapter 10 Schematic Diagram PCB Layout ...

Page 50: ... 4 5 6 7 8 9 L1 L2 U1 1 2 3 4 8 6 5 7 NC S S G D D D D C1 C23 JP1 1 2 3 4 5 6 7 8 9 10 11 12 1 2 3 4 5 6 7 8 9 10 11 12 C25 FB2 C328 C26 R320 R319 FB1 C456 R321 D1 R322 C21 C375 C330 C352 C13 C353 FB3 R2 Q1 1 2 3 U6 2 3 1 GND VI VO C329 R4 R334 L23 L21 C22 C4 R333 R5 L20 U3 1 2 4 5 3 VIN VOUT VOS S S GND C439 C24 C6 U57 3 1 2 VIN ADJ VOUT L3 C12 C440 L24 C5 C16 C19 C7 C18 C20 R1 C354 U5 3 1 2 VIN ...

Page 51: ...11 14 3 6 10 13 16 4 7 9 12 8 A B OE A1 A2 A3 A4 B1 B2 B3 B4 VCC Y1 Y2 Y3 Y4 GND U50D 12 11 13 R30 U50B 5 6 4 R301 D6 1 3 2 R31 R209 R359 D2 1 3 2 C459 C35 R16 R210 C41 R33 U56 A 3 2 1 8 4 D3 1 3 2 R300 U56B 5 6 7 8 4 D7 1 3 2 R273 Q8 1 3 2 R13 D8 1 3 2 R289 R288 D4 1 3 2 R18 R292 U50 A 2 3 1 R299 C397 R295 C398 D5 1 3 2 R28 R296 U50 C 9 8 10 R294 R1 9 R290 R291 R32 R27 R293 R298 R29 R26 R325 R34 ...

Page 52: ... 25 26 34 37 38 56 69 79 89 98 102 112 122 39 Rin0 Gin0 Bin0 RmidscV Rin1 Gin1 Bin1 BmidscV CLAMP COAST CKEXT CKINV FILT REF BYPASS SOGIN0 SOGIN1 HSYNC0 VSYNC0 HSYNC1 VSYNC1 SDA SCL A0 GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND GND SOGOUT VSOUT HSOUT DATACKB DATACK BB7 BB6 BB5 BB4 BB3 BB2 BB1 BB0 BA7 BA6 BA5 BA4 BA3 BA2 BA1 BA0 GB7 G...

Page 53: ...3 24 25 26 27 28 29 R280 C421 R279 R278 R281 R283 C426 C425 U12 8 5 6 4 7 3 2 1 VCC SDA SCL GND VCLK NC2 NC1 NC0 C424 U11 1 15 2 5 11 14 3 6 10 13 16 4 7 9 12 8 A B OE A1 A2 A3 A4 B1 B2 B3 B4 VCC Y1 Y2 Y3 Y4 GND R282 R48 R233 R47 R44 C423 U53 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 IN0A DGND IN1A GND IN2A VCC VEE IN2B GND IN1B GND IN0B VCC DVCC VEE OUT2 VCC OUT1 VEE OUT0 VCC...

Page 54: ...5 U14 1 15 2 5 11 14 3 6 10 13 16 4 7 9 12 8 A B OE A1 A2 A3 A4 B1 B2 B3 B4 VCC Y1 Y2 Y3 Y4 GND U16 1 2 3 4 5 6 7 8 9 10 11 12 13 14 1A 1B 1Y 2A 2B 2Y GND 3Y 3A 3B 4Y 4A 4B VCC U15 90 91 85 86 80 81 93 94 96 100 4 1 7 3 9 2 8 10 11 12 13 14 15 16 17 49 50 51 52 53 54 55 44 46 47 48 40 41 42 19 28 45 58 76 5 39 68 98 79 83 87 89 92 18 29 43 57 78 6 38 67 97 82 84 88 95 20 21 22 23 24 25 26 27 30 31...

Page 55: ...0 VDD21 VDD22 VDD23 VDD24 VDD25 VDD26 VDD27 VDD28 VDD29 VDD30 VDD31 VDD32 VDD33 VDD34 VCC1 VCC2 VCC3 VCC4 VCC6 VCC7 VCC8 VCC9 VCC10 VCC11 VCC12 VCC13 VCC14 VCC15 VCC16 VCC17 VCC18 VCC19 VCC20 VCC21 VCC22 R114 RN44 1 2 3 4 8 7 6 5 R115 CS2N1 C242 R360 RN45 1 2 3 4 8 7 6 5 C232 C239 RN51 1 2 3 4 8 7 6 5 L1 6 C219 C194 L17 Video Port U23B A9 B10 A10 D11 C11 B11 A11 D12 C12 B12 A12 B13 A13 D14 C14 B14...

Page 56: ... 4Y C255 R217 U25 5 6 8 4 1 2 3 7 SDA SCL VCC GND NC0 NC1 NC2 WP R218 U40 3 2 1 Vin Vout ADJ C338 Q2 1 3 2 C339 R129 CON2 1 2 3 4 R130 R219 Q3 1 2 3 R220 C335 C336 CON 1 1 2 3 4 U41 2 3 4 5 6 7 8 9 18 17 16 15 14 13 12 11 10 20 1 19 I0 I1 I2 I3 I4 I5 I6 I7 O0 O1 O2 O3 O4 O5 O6 O7 GND VCC OE1 OE2 R128 CON3 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 ...

Page 57: ...SW2 1 4 2 3 C349 RN60 1 2 3 4 8 7 6 5 RN61 1 2 3 4 8 7 6 5 R242 C326 C325 CON4 1 2 3 4 R143 U43 4 5 2 8 6 1 3 7 GND RESET RESIN VDD RESET CONTROL CT SENSE RN58 1 2 3 4 8 7 6 5 RN59 1 2 3 4 8 7 6 5 C264 C263 R313 SW1 1 4 2 3 C359 C360 C361 C260 R135 R134 Y3 R312 R243 U26 1 16 11 8 12 13 3 5 6 9 X1 X2 CLK1 SCLK DATA OE VDD GND CLK2 STROBE U28 1 16 11 8 12 13 3 5 6 9 X1 X2 CLK1 SCLK DATA OE VDD GND C...

Page 58: ...TXIN3 TXIN4 TXIN5 TXIN6 TXIN7 TXIN8 TXIN9 TXIN10 TXIN11 TXIN12 TXIN13 TXIN14 TXIN15 TXIN16 TXIN17 TXIN18 TXIN19 TXIN20 TXIN21 TXIN22 TXIN23 TXIN24 TXIN25 TXIN26 TXIN27 TXOUT0 TXOUT1 TXOUT2 TXOUT3 TXCOUT TXOUT0 TXOUT1 TXOUT2 TXOUT3 TXCOUT CLKIN PWRDN R_F VCC1 VCC2 VCC3 PVCC OVCC GND1 GND2 GND3 GND4 GND5 PGND1 PGND2 OGND1 OGND2 OGND3 C274 U31 51 52 54 55 56 2 3 4 6 7 8 10 11 12 14 15 16 18 19 20 22 ...

Page 59: ... C296 R230 R221 Q5 1 2 3 R222 C389 C390 U36 1 3 9 2 5 6 4 7 8 IN 1 Vref IN 2 SGND PGND OUT 2 OUT 1 VCC ST BY C298 JR7 2 10 11 3 1 R16 3 C385 R16 4 C310 1 2 C303 U48 1 2 3 4 8 6 5 7 NC S S G D D D D R264 C313 C346 C309 U35 11 12 13 14 15 16 17 18 19 20 10 9 8 7 6 5 4 3 2 1 SDA SCL OUT L TREBLE L BASS L BASS L PSEUDO 2 IN1 L PSEUDO 1 IN1 R DGND OUT R TREBLE R BASS R BASS R AGND VCC IN2 R VCAP IN2 L ...

Page 60: ... 13 4 16 8 CEXT REXT CEXT A B CLR Q Q 3 3V GND C451 R356 U60B 6 7 9 10 11 5 12 16 8 CEXT REXT CEXT A B CLR Q Q 3 3V GND C450 U61 1 15 2 5 11 14 3 6 10 13 16 4 7 9 12 8 A B OE A1 A2 A3 A4 B1 B2 B3 B4 VCC Y1 Y2 Y3 Y4 GND C455 U59B 6 7 9 10 11 5 12 16 8 CEXT REXT CEXT A B CLR Q Q 3 3V GND C452 R353 C449 U59A 14 15 1 2 3 13 4 16 8 CEXT REXT CEXT A B CLR Q Q 3 3V GND ViewSonic Corporation ViewSonic Cor...

Page 61: ...22 4 1 36 33 16 17 20 21 3 2 35 34 14 13 24 23 5 6 31 32 11 9 27 10 30 26 12 8 7 25 28 29 Ref_1 Ref_2 Ref_3 Ref_4 Ref_5 Ref_6 Ref_7 Ref_8 Sin_1 Sin_2 Sin_3 Sin_4 Sin_5 Sin_6 Sin_7 Sin_8 Sout_1 Sout_2 Sout_3 Sout_4 Sout_5 Sout_6 Sout_7 Sout_8 Osc_bias_adj1 Osc_bias_adj2 VDD GND P_on_rst Hold_clk_adj EN_3 EN_2 EN_1 Buzzer_out Buzzer_R Buzzer_Ctrl D7 1 3 2 C16 C26 R7 D9 1 3 2 C25 R1 R4 R8 D10 1 3 2 C...

Page 62: ... B B A A M04 3005F1 REV A MIC B VX2000 A 1 1 Tuesday July 02 2002 Title Size Document Number Rev Date Sheet of R2 C1 R3 J2 2 10 11 3 1 J1 1 2 R1 ViewSonic Corporation ViewSonic Corporation Confidential Do Not Copy VX2000 10 1 13 ...

Page 63: ...ViewSonic Corporation Confidential Do Not Copy VX2000 10 2 1 ...

Page 64: ...ViewSonic Corporation Confidential Do Not Copy VX2000 10 2 2 ...

Page 65: ...CAM350 V 5 0 Tue Jul 2 17 52 30 2002 Untitled comp lgr ViewSonic Corporation Confidential Do Not Copy VX2000 10 2 3 ...

Page 66: ...CAM350 V 5 0 Tue Jul 2 17 52 32 2002 Untitled slk1_update lgr ViewSonic Corporation Confidential Do Not Copy VX2000 10 2 4 ...

Page 67: ...CAM350 V 5 0 Tue Jul 2 17 52 32 2002 Untitled sold lgr ViewSonic Corporation Confidential Do Not Copy VX2000 10 2 5 ...

Page 68: ...00016 represents whole serial number for VX2000 series model It s produced on 13 week of 2002 and its serial code is 00016 PPP Regional Product ID Code ex A17 VX2000 series YY Last 2 digits of manufacturing year ex 2001 01 2002 02 WW Manufacturing week AAAAA Sequence number PPP YY WW AAAAA 1 2 3 4 1 2 3 4 ViewSonic Corporation 1 1 Confidential Do Not Copy VX2000 1 1 1 1 1 ...

Page 69: ... Last Number of the Year ex 2001 1 2002 2 X Month ex Jan Sept 1 9 Oct Dec X Y Z A1 Version ex A1 D1 G3 etc EEEE Serial Code from 0001 EX MG9M23G90014 This label MG9M23G90014 represents the vendor is Might and Main board of version G9 for VX2000 on March 2002 Its serial code is 0014 M VV B Y X A1 EEEE 1 2 3 4 5 6 7 1 2 3 4 5 6 7 ViewSonic Corporation 11 2 Confidential Do Not Copy VX2000 1 1 ...

Page 70: ...C d d A l e T x a F l i a m E m e t I t n e l l e c x E d o o G r i a F d a B t n e t n o C l a u n a M e c i v r e S 1 t u o y a L l a u n a M e c i v r e S 2 g n i t s i l d n a m r o f e h T 3 t i n U t n e l l e c x E d o o G r i a F d a B n o i t c u d o r t n I 1 n o i t c u r t s n o C l a c i n a h c e M 2 y l b m e s s a s i D f o e r u d e c o r P 3 s d r a o B f o n o i t c n u F 4 e r ...

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