background image

Close to respective power Pins

Refer Boot Strap Options

44-Pin PLCC
Socket

Refer Boot Strap Options

Close to respective power Pins

DNP

gProbe

Close to respective power Pins

Close to respective power Pins

DPWBN5642T8----;---A

A

VE175-3

4

6

Title

Size

Document Number

Rev

Date:

Sheet

of

VOL

LVDS_O4

LVDS_O2

PWM0

LED_ORANGE

ZAN3SL_VSYNC

SW2

LVDS_E7

AD3

LVDS_E3

INTR

LVDS_O9

LVDS_O1

LVDS_E1

AD4

AD1

LVDS_O6

AD2

RST#

KEY_ONOFF

AD3

MEM_REG

AD6

LVDS_E8

AD4

LVDS_E4

LVDS_E[0..9]

LVDS_O8

AD7

PPWR

HCLK/ALE

AD5

LED_GREEN

TXD

HCLK/ALE

AD6

LVDS_E6

RXD

AD1

PBIAS

LVDS_E5

LVDS_O5

RDn

AD5

DDC_SDA

AD7

LVDS_E0

uC_HSYNC_IN

DDC_SCL

AD0

ZAN3SL_HSYNC

WRn

LVDS_O3

SW3

INTR

LVDS_O0

LVDS_O7

AD0

LVDS_O[0..9]

LVDS_E9

uC_VSYNC_IN

RXD

TCLK

WRn

VGA_CAB

LVDS_E2

TXD

TXD

RXD

DDC_SCL

NVRAM_SDA

NVRAM_SCL

DDC_SDA

DDC_SCL

NVRAM_SDA

DDC_SDA

VGA_SCL
VGA_SDA

NVRAM_SCL

AD2

MEM_REG

RDn

RST#

3.3V_AVDD

3.3V_DVDD

GND

1.8V_DVDD

GND

1.8V_AVDD

+5V

GND

GND

GND

1.8V_AVDD

+5V

GND

GND

GND

+3.3V_VDD

3.3V_DVDD

+1.8V_VDD

GND

MCU3V3

GND

GND

GND

3.3V_LAVDD

+5V

1.8V_DVDD

MCU3V3

GND

GND

GND

MCU3V3

3.3V_AVDD

3.3V_DVDD

MCU3V3

3.3V_LAVDD

GND

GND

AGND

GND

MCU3V3

MCU3V3

GND

MCU3V3

MCU3V3

GND

MCU3V3

3.3V_DVDD

GND

GND

GND

GND

+5V

GND

GND

C40

0.1uF

C47

0.1uF

RN1

100R

1

8

2

7

3

6

4

5

R

46

10K/

N

C

R

49

10K

C25

0.1uF

C53

0R

R65

100R

U3

24LC16B

1
2
3
4

5

6

7

8

A0
A1
A2
VSS

SI

SCK

WP

VCC

C34

0.1uF

C56

0.1uF

R52

200R

R

58

10K/

N

C

R

59

10K/

N

C

C58

22pF

R50

100R

SP2

SP4

R93

1uf

R53

0R/NC

R51

0R/NC

R94 1uf

C36

0.1uF

C57
22pF

C24

10uF/16V

R95

20k

U2

gmZAN3SL

77
78
74
75
70
71

87

88

62
63

39
40

1

42
43
44
45

41

35

90

46

2

82

84

80

76

72

33

51

89

47

31

67

30
29

95
96

32

48

64

68

100

81

16

14

13

12

11

10

7

6

5

28

8
9

93

85

69

94

92

66

61

60

59

58

73

55

54

53

52

50

49

57

56

65

34

38

91

83
86

37
36

17
18
19
20
21
22
23
24
25
26

4

3
15
27

99

79

97
98

RED+
RED-
GREEN+
GREEN-
BLUE+
BLUE-

XTAL

TCLK

STI_TM1
STI_TM2

GPIO12/AD6
GPIO11/AD5

AVDD_LV_3.3

HDATA3/AD3
HDATA2/AD2
HDATA1/AD1
HDATA0/AD0

HFS/AD4

HCLK/ALE

RESETn

GPIO10/IRQn

VCO_LV

VDD_ADC_1.8

VDD_RPLL_1.8

AGND_ADC

AGND_ADC

AGND_ADC

RV

DD_

3

.3

RV

DD_

3

.3

AVDD_RPLL_3.3

CV

DD_

1

.8

CV

DD_

1

.8

CV

DD_

1

.8

PPWR
PBIAS

HSYNC
VSYNC

C

R

VSS

C

R

VSS

C

R

VSS

C

R

VSS

C

R

VSS

GND_ADC

VDD_OUT_LV_3.3

CH0N_LV_E/G1

CH0P_LV_E/G0

CH1N_LV_E/R7

CH1P_LV_E/R6

CH2N_LV_E/R5

CLKP_LV_E/R2

CH3N_LV_E/R1

CH3P_LV_E/R0

VDD_OUT_LV_3.3

CLKN_LV_E/R3
CH2P_LV_E/R4

C

R

VSS

VBUFS_RPLL

AVDD_ADC_3.3

RV

DD_

3

.3

CV

DD_

1

.8

NC

NC

GPIO8/B6

GPIO7/B4

GPIO6/B7

SOG_MCSS

GPIO3/DVS

GPIO2/DHS

GPIO1/PWM1

GPIO0/PWM0

GPIO9/B5

NC

GPIO5/DCLK

GPIO4/DEN

CV

DD_

1

.8

MEM_REG

GPIO13/AD7

RESET_OUT

VSS_RPLL
AVSS_RPLL

RDn
WRn

CH3P_LV_O/G2
CH3N_LV_O/G3
CLKP_LV_O/G4
CLKN_LV_O/G5
CH2P_LV_O/G6
CH2N_LV_O/G7

CH1P_LV_O/B0
CH1N_LV_O/B1
CH0P_LV_O/B2
CH0N_LV_O/B3

VDD_OUT_LV_3.3

AVSS_LV

VSS_OUT_LV
VSS_OUT_LV

CV

DD_

1

.8

AVDD_ADC_3.3

DDC_SCL
DDC_SDA

R

47

10K/

N

C

R35

100R

C29

0.1uF

C27

0.1uF

C30

0.1uF

R38

100R

C49

0.01uF/NC

R26

10K

L4

0805/60/100M

L5

0805/60/100M

R34

0R

L2

0805/60/100M

GND

U4

MTV312MV

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

35

36

37

38

39

40

41

42

43

44

DA

2

/P

5

.2

DA

1

/P

5

.1

DA

0

/P

5

.0

V

DD3

NC

NC

RST
VDD
P6.3/AD3
VSS
X2
X1
ISDA/P3.4/T0
ISDL/P3.5/T1
STOUT/P4.2
P6.2/AD2/HLFH1
P1.0

P1.

1

P

3

.2

/INT0

P1.

2

P1.

3

P1.

4

P1.

5

P1.

6

P1.

7

P

6

.1

/A

D1

P

6

.0

/A

D0

Hsd

a

/P

3

.1

/Txd

Hscl/P3.0/Rxd

P6.4/DA10

P6.5/DA11

P6.6/DA12

P6.7/DA13

DA6/P5.6

DA7/HCLAMP

VBLANK/P4.0

HBLANK/P4.1

DA9/HALFV

DA8/HLFHO

DA

5

/P

5

.5

DA

4

/P

5

.4

DA

3

/P

5

.3

H

SYN

C

VSYN

C

C54
0.1uF

R

48

10K

R60

10K

C42

0.1uF

R64

100R

R54

1M

R55

100R

SP1

R61

10K

R45

10K/NC

R36

100R

C33

0.1uF

R41

100R

C37

0.1uF

R39

10K

C41

10uF/16V

C31

10uF/16V

R40

10K

R44

10K/NC

C38

10uF/16V

R32

10K/NC

C28

0.1uF

C39

0.1uF

R63

0R

R62

0R

C32

0.1uF

R56

100R

L1

0805/60/100M

R43

100R

RN2

100R

1

8

2

7

3

6

4

5

R2

5

4

.7

K

R2

4

4

.7

K

CN2

1
2
3
4

C35

0.1uF

L3

0805/60/100M

C26

0.1uF

R37

100R

R31

100R

R29

100R

R30

100R

R28

100R

R27

10K

C43

0.1uF

X1

12MHz

R33

10K

C55

10uF/16v/NC

C44

0.1uF

SP3

C52

0.1uF/NC

C45

0.1uF

R57

100R

C51

0.1uF

C50

0.01uF

uC_VSYNC_IN

3

VGA_CAB 3

PWM0

5

AUD_ON

6

LVDS_O[0..9]

5

LVDS_E[0..9]

5

LED_ORANGE 5

PPWR

5

GREEN+

3

MUTE

6

SW2
5

PBIAS

5

BLUE-

3

SW3
5

ZAN3SL_HSYNC

3

BLUE+

3

uC_HSYNC_IN

3

ZAN3SL_VSYNC

3

VOL

6

SOG_MCSS

3

LED_GREEN 5

RED-

3

GREEN-

3

KEY_ONOFF
5

RED+

3

VGA_SDA

3

VGA_SCL

3

SRS

3

 

 

 

45

ViewSonic 

Corporation 

Co

nfidential

 

Do 

Not 

Copy 

 

 

 

VE175-3

0/19/04

Summary of Contents for VE175-3-1 VS 10231

Page 1: ...Model No VS 10231 17 Color TFT LCD Display Service Manual ViewSonic VE175 3 1 ViewSonic 381 Brea Canyon Road Walnut California 91789 USA 800 888 8583 VE175 3_SM_963 Rev 1a Dec 2004...

Page 2: ...ly 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...

Page 3: ...rouble Shooting Flow Chart 9 Block Diagram 10 Schematic Diagrams 7 Recommended Spare Parts List 1 Precautions and Safety Notices 5 Adjusting Procedure 8 Exploded Diagram And Spare Parts List 11 PCB La...

Page 4: ...se of the high voltage used in the inverter circuit the voltage is exposed in such areas as the associated transformer circuits 4 LCD Module Handling Precautions 4 1 Handling Precautions 1 Since front...

Page 5: ...nt lamp in LCD contains a small amount of mercury Please follow local ordinances or regulations for disposal 13 Small amount of materials having no flammability grade is used in the LCD module The LCD...

Page 6: ...monitor Do not touch the surface of the polarizer Surface of the LCD panel is pressed by fingers and that will probably cause Mura Take out the monitor with cushions Taking out the monitor by graspin...

Page 7: ...4 ViewSonic Corporation Confidential Do Not Copy VE175 3...

Page 8: ...Signals TTL DDC 1 2B Compliant with Revision 1 3 Sync Compatibility Separate Sync Video Compatibility Shall be compatible with all PC type computers Macintosh computers and after market video cards Re...

Page 9: ...ating 2H of Backlights 4 CCFL edge light 2 top 2 bottom Backlight Life 50 000 Hours Typ 30 000 Hours Min Panel Performance Luminance Condition CT 6500K Contrast Max Brightness Max xxx cd m2 max after...

Page 10: ...48 4kHz 14 1024 x 768 70Hz 56 5kHz 15 1024 x 768 72Hz 58 1kHz 16 1024 x 768 75Hz 60 0kHz 17 1280 x 1024 60Hz 63 4kHz 18 1280 x 1024 75Hz 79 97kHz User Presets Number of User Presets recognized timings...

Page 11: ...Menu with OnView controls Scroll through menu options and adjust the displayed control Displays saves changes to and exits the Main Menu Power On Off Selects a highlighted control Also displays the c...

Page 12: ...s user guide If necessary make small adjustments using H POSITION and V POSITION until the screen image is completely visible NOTE All OnView menus and adjustment screens disappear automatically menu...

Page 13: ...ghtness adjusts background black level of the screen image Color Adjust provides several color options preset color temperatures and User which allows you to adjust red R green G and blue B The factor...

Page 14: ...is automatic with your LCD dislay H V Position adjusts horizontal and vertical position of the screen image You can toggle between Horizontal and Vertical by pressing button 2 Horizontal moves the sc...

Page 15: ...ntrol Resolution Notice advises the optimal resolution to use After selecting Resolution Notice a sub menu appears asking if you want to Disable or Enable the notice If you want the Resolution Notice...

Page 16: ...ser won t be able to turn off the monitor 1 Up hold for 10 seconds OSD Lock Unlock Then press Up key at the same time and plug the AC cord All Mode Reset It will erase all end user s setting and resto...

Page 17: ...display OSD controller digital color controls and LVDS Transmitters Its provides a front end analog interface with standard VGA compliance and an output industry standard LVDS interface for speed grad...

Page 18: ...4 x 768 75Hz 60 0kHz 16 1024 x 768 85Hz 68 67kHz 17 1280 x 1024 60Hz 63 4kHz 18 1280 x 1024 75Hz 79 97kHz 5 4 2 Auto Image Adjust Please select and enter Auto Image Adjust function on Main Menu to see...

Page 19: ...85Hz 720x400 70Hz 800x600 56 60 72 75 85Hz 832x624 75Hz 1024x768 60 70 72 75 85Hz 1280x1024 60 75Hz Digital 640x350 70Hz 640x480 60 72 75 85Hz 720x400 70Hz 800x600 56 60 72 75 85Hz 1024x768 60 70 72...

Page 20: ...t at Power Saving state during D Sub of Monitor 15pin VGA PC printer port 25pin connector EDID Kit Cable Equipment Needed VE175 Monitor Fixture for Firmware Upgrade Power Adapter P N 47 58201 001 x1 f...

Page 21: ...Edit Year than you can key in the data you want after that press enter to exit and return It needs 4 numbers for this data Press 2 For week the cursor will move to the column behind Edit Week than you...

Page 22: ...ss 3 DDC Writer Check Data The Kit will start to program new data of EDID into monitor all DDC data will display on the screen after programming Please refer to Fig DDC3 below the DDC process is finis...

Page 23: ...l PPPYYWWxxxxx PPP Viewsonic Regional Product ID Code EX VE500 is 910 VE700 is A10 and VG900 is A1C VE175 3 is P8D YY 2 digits of Manufacturing year range 1996 2015 WW 2 digits of Manufacturing week r...

Page 24: ...From Pc Signal To Monitor Printer cable 12345678 Insert4 8 ON VE1753 1 2 3 4 5 6 7 OFF 21 ViewSonic Corporation Confidential Do Not Copy VE175 3...

Page 25: ...P Mode will display on monitor screen PC portion 1 We need 2 files for ISP windows version Port95nt exe and SAMPOISP_2 5a zip We can save them in t 2 For Win2K and WinXP Setup the Port95nt exe program...

Page 26: ...3 Unzip SAMPOISP_2 5a zip file in the same folder and Install the Setup exe 4 When the setup is completed launch the Sampotech ISP program 23 ViewSonic Corporation Confidential Do Not Copy VE175 3...

Page 27: ...re 6 In the program picture we need to setup 3 items a Click Creat Security File button we have to setup 3 addresses ISP Slave Add 7C Slave Add 7C Command 1 77 After setting ok click OK to exit the Se...

Page 28: ...b Choose the MTV type to MTV312M64 25 ViewSonic Corporation Confidential Do Not Copy VE175 3...

Page 29: ...he file you want to update 7 Click RUN button to start ISP If the entrance procedure of ISP is correct there will be a message box as the following picture Click OK to program the MCU 26 ViewSonic Cor...

Page 30: ...is as the following picture 9 If the programming process is correct the monitor will turn off and then turn on Click Ok to exit the ISP mode So far we have finished the ISP programming process 27 View...

Page 31: ...6 Trouble Shooting Flow Chart 28 ViewSonic Corporation Confidential Do Not Copy VE175 3...

Page 32: ...29 ViewSonic Corporation Confidential Do Not Copy VE175 3...

Page 33: ...V_VDD U6 1 8V_VDD U7 MCU3V3 Check 5V input JP2 pin1 pin2 End Power Part No Yes ZAN3SL MCU Check Start no display Check I2C Signal include U2 U4 Clock X1_12MHz Rest time Iinput Signal R G B H V_Sync Ho...

Page 34: ...ne synchronousness A few of colorfully Vertical lines Even or odd vertical Line is dark Check SW board S1 S5 Check OSD adjustment Check inverter backlight Check I F board panel Check panel Check I F b...

Page 35: ...F 81UAA F1 1 18 SCALLER GENESIS gmZAN3 E 00001040 VSIGMZAN3SL A U2 1 19 AC INLET BRACKET HW 00001041 LANGF2157D8 1 20 HINGE M MS 0808 8124 MHNGM0019D8 1 21 MAIN BRACKET HW 00001042 LANGF2086D8 K 1 22...

Page 36: ...LABEL 1PCS 34 CB 00001034 QCODS1741T8 VGA CABLE 1 8M FOR PC99 BLACK VGA CABLE 1 8M FOR PC99 BLACK 1PCS 35 A PC 0106 0180 QACC 1126D8D AC POWER CORD 1 8M USA BLACK AC POWER CORD 1 8M USA BLACK 1PCS 36...

Page 37: ...CS 40 E IC 0401 2120 VSIAIC1117 33 A Power Regulator 3 3V IC AIC1117 33 SOD223 U6 1PCS 41 N A VSIAIC1117 18 A Power Regulator 1 8V IC AIC1117 18 SOD223 U7 1PCS 42 M MS 0808 8003 QSOCI1642T844 IC SOCKE...

Page 38: ...0001042 LANGF2086D8 K MAIN BRACKET MAIN BRACKET 1PCS 7 M SCW 0824 0809 LX BZ1559N8 PANEL FIX 6 PANEL FIX 6 6PCS 8 M BK 0805 0053 LANGF2066D8 BRACKET MAIN SUB BRACKET MAIN SUB 1PCS 9 M SCW 0824 6733 XB...

Page 39: ...41 8 Exploded Diagram And Spare Parts List 36 ViewSonic Corporation Confidential Do Not Copy VE175 3...

Page 40: ...LOGO COVER 1 20 C 00001045 GCOVD2533D8F D HINGE COVER 1 21 M MS 0808 6478 HBDGA1724D8 BIRD PLATE 1 22 M SCW 0824 6804 XEASD30P06000 FOR MAIN BRACKET SCREW BRAZIER HEAD 3 6 Bronze 11 23 M SCW 0824 674...

Page 41: ...he PE bag and seal the bag with tape Figure 2 Figure 1 Figure 2 1 3 Put the cushions on the monitor Figure 3 1 4 Place the monitor into the carton and then put all the accessories into the carton At l...

Page 42: ...2 Disassembly Lie down the monitor on flat table Remove Base cover Remove Stand 39 ViewSonic Corporation Confidential Do Not Copy VE175 3...

Page 43: ...Take out 2 screws at bottom side of CAB B Take out 2 screws at bottom side of left shielding case Take out 3 screws of IF board 40 ViewSonic Corporation Confidential Do Not Copy VE175 3...

Page 44: ...Take out 3 screws at bottom side of IF board Disassemble the Stand if need Take off power inverter board 41 ViewSonic Corporation Confidential Do Not Copy VE175 3...

Page 45: ...D PANEL INVERTER POWER RUNTP5624T8 Serial EEPROM 24C16 U3 J1 DB15 SCALER gmZAN3L U2 CN4 30 PIN LVDS CABEL JP1 TO INVERTER SWITCH MODE POWER SUPPLY JP1 CON2 C O N 3 C O N 6 C 0 N 1 C O N 4 C O N 5 MCU...

Page 46: ...9 SOG_MCSS PWM0 LED_GREEN LED_ORANGE KEY_ONOFF VGA_CAB KEY_UP KEY_RIGHT KEY_DOWN KEY_LEFT VGA_SDA VGA_SCL LVDS_O 0 9 ZAN3SL_HSYNC ZAN3SL_VSYNC VOL AUD_ON MUTE SRS SW2 SW3 5 Display SHEET 5 PPWR LVDS_E...

Page 47: ...9 5 11 12 13 14 15 10 17 16 R15 120R 1 C1 10uF 16V C12 10PF NC FB1 0603 100 R C13 10PF NC C18 100pF NC FB2 0603 100 R FB3 0603 100 R C19 100pF NC D4 5 6V 1 2 C14 10PF NC D9 5 6V 1 2 C2 0 1uF D8 5 6V 1...

Page 48: ...DD_3 3 AVDD_RPLL_3 3 CVDD_1 8 CVDD_1 8 CVDD_1 8 PPWR PBIAS HSYNC VSYNC CRVSS CRVSS CRVSS CRVSS CRVSS GND_ADC VDD_OUT_LV_3 3 CH0N_LV_E G1 CH0P_LV_E G0 CH1N_LV_E R7 CH1P_LV_E R6 CH2N_LV_E R5 CLKP_LV_E R...

Page 49: ...ND GND Q7 2N3906 3 1 2 R80 4 7K R82 4 7K C59 100uF 16V 22uF C61 100uF 16V CN4 HEADER 15X2 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 25 27 29 24 26 28 30 R85 330R R84 330R R96 1K C64...

Page 50: ...le 1Vf Power Configuration R107 NC R110 0 ohm pitch_ 1 5 DPWBN5642T8 A A VE175 3 6 6 Title Size Document Number Rev Date Sheet of GND GND 1 8V_VDD GND 5V GND 5V GND GND GND 3 3V_VDD GND GND DGND GND 1...

Page 51: ...54 11 PCB Layout Diagrams MAIN BOARD 48 ViewSonic Corporation Confidential Do Not Copy VE175 3...

Page 52: ...CONTROL BOARD 49 ViewSonic Corporation Confidential Do Not Copy VE175 3...

Page 53: ...POWER BOARD 50 ViewSonic Corporation Confidential Do Not Copy VE175 3...

Page 54: ...51 ViewSonic Corporation Confidential Do Not Copy VE175 3...

Page 55: ...VE175 3 Service Manual m e t I t n e l l e c x E d o o G r i a F d a B 1 2 3 t i n U r i a F d a B in the USA at facsimile 1 909 839 7943 You may also e mail any suggestions to the Director Quality S...

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