ViewSonic VE510+-1 User Manual Download

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ViewSonic VE510+

-1

Model No.VLCDS23587

-2W

Service Manual

” Color TFT LCD Display

(VE510+-1_SM_546 - Rev.

– Dec 2002)

ViewSonic

381 Brea Canyon Road, Walnut, California 91789 USA - (800) 888-8583

Summary of Contents for VE510+-1

Page 1: ...ViewSonic VE510 1 Model No VLCDS23587 2W Service Manual 15 Color TFT LCD Display VE510 1_SM_546 Rev 2a Dec 2002 ViewSonic 381 Brea Canyon Road Walnut California 91789 USA 800 888 8583...

Page 2: ...eof 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 ti...

Page 3: ...in Board I O Connections 11 4 3 Inverter Board I O Connections 13 4 4 Theory of Circuit Operation 13 Chapter 5 Adjustment 29 Chapter 6 Troubleshooting Flow Chart 32 6 1 Figures of Wave Form 32 6 2 Tro...

Page 4: ...rheating Do not block ventilation slots and openings with objects or install the display in a place where ventilation may be hindered Do not install this display near a motor or transformer where stro...

Page 5: ...f following measures Reorient or relocate the receiving antenna Increase the separation between equipment and receiver Use a different power outlet for the monitor and receiver Consult the dealer or a...

Page 6: ...e button should be one shot logic operation 2 Power Supply Support Ability to accept voltages from 87 264VAC thus allowing a full range of input AC power supply 3 Power Saving System This environmenta...

Page 7: ...1 mm V Power Voltage 87 264VAC 47 63 Hz Power Consumption 40W max Adaptor plus monitor Operating Conditions Temperature 32 to104 0 to 40 Humidity 10 to 90 no condensation Altitude 0 to 3 000 meters S...

Page 8: ...46 70 08 VGA 640x480 31 47 60 05 VESA 640x480 37 86 72 81 VESA 640x480 37 50 75 00 MAC 640x480 Composite 35 00 66 66 VESA 800x600 35 15 56 25 VESA 800x600 37 87 60 31 VESA 800x600 48 07 72 18 VESA 80...

Page 9: ...e Pin Number Pin Description 1 Red video input 2 Green video input 3 Blue video input 4 Ground 5 Ground 6 R video ground 7 G video ground 8 B video ground 9 5V 10 Ground 11 No Connection 12 SDA 13 Hor...

Page 10: ...3 Disassembly Assembly Instructions ViewSonic Corporation 7 Confidential Do Not Copy VE510 1...

Page 11: ...ViewSonic Corporation 8 Confidential Do Not Copy VE510 1...

Page 12: ...on 4 1 Block Diagram COMPLETE TFT LCD DISPLAY UNIT AC Outlet Adaptor Main Board Inverter Control Brightness TFT LCD Panel Digital Signal Analog Signal Video Card 12V 12V VAC ViewSonic Corporation 9 Co...

Page 13: ...ling Engine Sync detect Phase calibration OSD Generator OSD overlay MUX MCU port Dithering Output control Output LCD Panel R G B Sync Buffer U6 SYNCMOS SM5964 MCU HS VS HS VS U1 MRT MASCOT R G B offse...

Page 14: ...ECTION INVERTER CONTROL Pin Description 1 N C 2 CON 3 VEE 4 GND 5 VDD P5 CONNECTION OSD CONTROL Pin Description 1 POW 1 2 GND 3 LED1 4 LED2 5 KEY1 6 KEY2 7 KEY3 8 KEY4 9 10 11 MUTE ViewSonic Corporati...

Page 15: ...GO7 12 BE4 13 GO6 13 GND 14 GO5 14 BE3 15 GO4 15 BE2 16 GND 16 BE1 17 GO3 17 BE0 18 GO2 18 GND 19 GO1 19 GE7 20 GO0 20 GE6 21 GND 21 GE5 22 GO7 22 GE4 23 RO6 23 GND 24 RO5 24 GE3 25 RO4 25 GE2 26 GND...

Page 16: ...t V that combines a high performance ADC with an advanced image process controller Using advanced image scaling algorithms Mascot V has intelligently adaptive sub algorithms that will automatically op...

Page 17: ...sitive to any voltage variance we need LDO 1084 3 3V U11 to produce a stable voltage 3 3VX There is still an important consideration about power consumption We must greatly reduce the power consumptio...

Page 18: ...d Vertical Sync signals pass through the Schmitt trigger buffer U4 to stabilize then input to Mascot U1 pin38 VGA_VSYNC pin39 VGA_HSYNC or pin40 SOGI and the image processing Then Mascot will detect t...

Page 19: ...V has intelligently adaptive sub algorithms that will automatically optimize the display quality for different images the text is sharper and the graphics is smoother FIG3 1 ADC Functional Block Diagr...

Page 20: ...g clock frequency 30 MHz to 80 MHz from external line clock CKREF The exact frequency is register programmable and related to the input line clock CKREF as follows Freq PLL Freq CKREF Ndiv 12 0 To eas...

Page 21: ...bits and fine 5 bits One to four interpolations is performed in fine conversion step to minimize the number of preamplifier and to improve differential non linearity errors DNL In addition in order t...

Page 22: ...d separately each period basic cycles that can be programmed to be 0 255 basic cycles and the basic cycle is defined by design which also has four kinds of basic cycles can be chosen by programming Sy...

Page 23: ...UV to RGB Block This block performs color space format conversion Mascot V can convert 16 Bit YUV RGB into 24 Bit RGB data format Scaling Down This block is used to conditionally drop incoming data if...

Page 24: ...caling engine uses an advanced scaling technology and provides high quality scaling of text images graphic images and real time video Display Control FIG3 5 Display Control ViewSonic Corporation 21 Co...

Page 25: ...hip will look up the OSD code then retrieve the character font data that corresponding to the code and then display the character on LCD panel There are 320 memory spaces from 0 to 319 in SRAM It is s...

Page 26: ...earity of RGB data It is used to adjust the RGB data according to the individual display characteristics and human eyes favorite In addition the gamma table may be used for contrast brightness and whi...

Page 27: ...FIG3 8 Mascot function block ViewSonic Corporation 24 Confidential Do Not Copy VE510 1...

Page 28: ...rdware features and powerful instruction set it s straight forward to make it a versatile and cost effective controller for those applications which demand up to 32 I O pins for PDIP package or up to...

Page 29: ...operation instruction Page free jumps 8 bit Unsigned Division 8 bit Unsigned Multiply BCD arithmetic Direct Addressing Indirect Addressing Nested Interrupt Two priority level interrupt A serial I O p...

Page 30: ...FIG4 2 MPU Control Block ViewSonic Corporation 27 Confidential Do Not Copy VE510 1...

Page 31: ...512 is a dual 1 W BTL Balanced Transformer Less audio power amplifier IC Speakers and microphone stay on the rest of the monitor is in power saving See FIG5 1 FIG5 1 Audio block diagram ViewSonic Corp...

Page 32: ...UST CONTRAST BRIGHTNESS Adjustment Bar COLOR ADJUST 6500K default 9300K default USER RED Adjustment Bar GREEN Adjustment Bar BLUE Adjustment Bar INFORMATION LANGUAGE ENGLISH FRANCAIS DEUTSCH ITALIANO...

Page 33: ...d It also means that with the power button locked the LCD would automatically turn back On when power is restored after a power failure If the power button is not in the locked mode then power should...

Page 34: ...ition color temperature 6500K OSD position sharpness OSD timeout volume and Resolution Notice Note Memory Recall should have no effect for Mute Language or User Color Settings ViewSonic Corporation 31...

Page 35: ...eform Input Signal VGA Card Sis 620 Resolution 1024X768 HSYNC 48 5 KHz VSYNC 60Hz CH1 INPUT HSYNC PIN13 OF P8 CH2 INPUT VSYNC PIN14 OF P8 CH1 VGA_HSYNC PIN39 OF U1 CH2 VGA_VSYNC PIN40 OF U1 ViewSonic...

Page 36: ...CH1 DISP_HSYNC PIN79 OF U1 CH2 DISP_VSYNC PIN77 OF U1 CH1 DISP_DE PIN76 OF U1 CH2 DISP_VSYNC PIN77 OF U1 ViewSonic Corporation 33 Confidential Do Not Copy VE510 1...

Page 37: ...CH1 DISP_DE PIN76 OF U1 CH2 DISP_HSYNC PIN79 OF U1 CH1 BLU_OUTB_4 PIN116 OF U1 CH2 HSCLK PIN78 OF U1 ViewSonic Corporation 34 Confidential Do Not Copy VE510 1...

Page 38: ...mode 1 Check video cable 2 Is the timing supported 1 Is inverter ok 2 Is P3 connected ok Check U1 input well include VGA_VSYNC VGA_HSYNC or SOGI and RI GI BI Does U1 output It means data to panel 1 Ar...

Page 39: ...1 Check video cable 2 Check settings of host system Check RI GI BI level 1 Check resistor arrays of U1 outputs 2 Check power of voltage 3 Check U1 to P1 P2 1 Is P1 P2 connected well 2 Is panel working...

Page 40: ...correct 3 3Vx correct The voltage is about 12V 1 Check power adaptor 2 Check power cable 3 Check FUSE1 The voltage is about 5 0V 1 Check U5 output 2 Check L17 frequency The voltage is about 5 0V Chec...

Page 41: ...No Yes TROUBLE OF DDC READING Start Analog DDC OK Support DDC1 2B 1 Analog cable ok 2 Check signal U14 SDA SCL 3 Check IIC protocol END ViewSonic Corporation 38 Confidential Do Not Copy VE510 1...

Page 42: ...7 Schematics Diagrams ViewSonic Corporation ViewSonic Corporation 39 Confidential Do Not Copy VE510 1...

Page 43: ...ViewSonic Corporation ViewSonic Corporation 40 Confidential Do Not Copy VE510 1...

Page 44: ...ViewSonic Corporation ViewSonic Corporation 41 Confidential Do Not Copy VE510 1...

Page 45: ...ViewSonic Corporation ViewSonic Corporation 42 Confidential Do Not Copy VE510 1...

Page 46: ...8 PCB Layout ViewSonic Corporation 43 Confidential Do Not Copy VE510 1...

Page 47: ...ViewSonic Corporation 44 Confidential Do Not Copy VE510 1...

Page 48: ...9 Explode Diagram and Mechanical Parts List ViewSonic Corporation 45 Confidential Do Not Copy VE510 1...

Page 49: ...150MB 1701 0203 9020 1 22 M MS 0808 8065 REAR LOGO PLATE VIEWSONIC PLASTIC 1936 1000 0240 1 22 M MS 0808 7668 REAR LOGO PLATE VIEWSONIC G7397 VG150M 1936 1000 0270 1 22 M MS 0808 8349 REAR LOGO PLATE...

Page 50: ...23 0390 5001 8293 D19 21 E D 0403 1743 SCHOTTKY DIODE SB340 T 0390 6000 9172 D4 22 E FS 0410 0084 PICO FUSE 125V 3 5A 3 7MM R25103 5 0182 1352 3703 FUSE1 23 E L 0407 1057 DRUM CORE L 70UH 2A 10 16 036...

Page 51: ...01B1250 BLK V SONIC 0300 7012 4234 1 2 A AD 0114 0170 AC TO DC ADAPTOR 12V 4 0A UP04821120B BLK 0300 7012 4533 CS 3 A AD 0114 0171 AC TO DC ADAPTOR 12V 4 0A 0217B1248 BLK 0300 7012 4554 CS 4 A PC 0106...

Page 52: ...721 0003 1050 9 23 TAP SCREW TP M2 0 6 0L NI 1721 1020 0620 10 24 M MS 0808 4677 V SONIC LOGO AL PLATE 1936 1000 0100 1 25 M MS 0808 8065 REAR LOGO PLATE VIEWSONIC PLASTIC 1936 1000 0240 1 26 M MS 080...

Page 53: ...2000 0464 P10 1 23 M MS 0808 8056 CONN B TO FPC IL FHR 40P IL FHR F40S HF 0303 1000 0403 P2 1 24 M MS 0808 8057 CONN B TO FPC FH12 40S 0 5SH 40PIN 0303 1000 0404 CS 25 M MS 0808 1765 WAFER 2 00MM 5P...

Page 54: ...E C 0404 3712 C M MULTI 0 1UF 25V Y5V 0603 0111 3104 2536 C26 1 75 C M MULTI 5600PF 50V X7R 0805 0111 3562 5115 C27 1 76 C M MULTI 150PF 50V NPO 0603 0111 3151 5106 C28 1 77 E C 0404 3712 C M MULTI 0...

Page 55: ...S BAV70 SMD SOT 23 0390 5001 8293 D19 1 125 CHIP BEAD CORE 1 5uH MLI 201209 1R5K 0370 0000 6952 L1 1 126 CHIP BEAD CORE 100ohm MLB 160808 0100B N3 0370 0000 7053 L10 1 127 CHIP BEAD CORE 100ohm MLB 16...

Page 56: ...CF 4 7Kohm 1 10W J 0603 0130 4701 0055 R11 1 174 E R 0405 5794 RES CF 0 0ohm 1 10W J 0603 0130 0000 0055 R112 1 175 E R 0405 6277 RES CF 1 0Kohm 1 10W J 0603 0130 1001 0055 R113 1 176 E R 0405 6287 RE...

Page 57: ...0603 0130 0000 0055 R61 1 225 RES CF 470Kohm 1 10Wohm J 0603 0130 4703 0055 R63 1 226 E R 0405 6287 RES CF 4 7Kohm 1 10W J 0603 0130 4701 0055 R65 1 227 E R 0405 6287 RES CF 4 7Kohm 1 10W J 0603 0130...

Page 58: ...3PIN SOT 23 0430 7010 9058 U3 1 258 IC LM810M3 4 63 3PIN SOT 23 3 0430 7010 9004 CS 259 E IC 0401 2521 IC 74LCX14 SMD 14PIN SOIC 0430 1004 4035 U4 1 260 E IC 0401 2373 IC LM2596S 5 0 TO 263 5PIN 0430...

Page 59: ...t the content after reading VE510 1 series Service Manual e m a N e l t i T y n a p m o 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...

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