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1. 59 1 2 3 4 5 6 7 8 9 10 q E B B oe Ex meee Aus s wer RA PER ag LAMB 8 sns C 1 EV m ae lt Rus AA 7 s mey crie Cn mo w LEN 2 a 114 111 lom Ls m Lm s dm gm dm is dm DANS Sio um sia ie X PN E i L E 0105 P F lm ied los F TE FA 7206 80 onset 52 mm i Ce 4 m 5 mu F pons p i e ASA monpmovor 4 AP d Ep E E L 5 G EET TW 5 a H es m H ix m mun 228 oy Tu E E I Date 02 11 2003 LY REV Drawn LP CHANC Checked Approved PART NO REV SHEET J J 0 FILE NAME 11811 Jerry Chiu 17KMW 05AAW N 02 11 2003 18HMW SCHEMATIC OF LCD MONITOR 1 2 3 4 5 6 7 8 9 10 Frame Name FR9 1ROO TTL ViewSonic Corporation Confidential Do Not Copy VX800 3 G TD se Loa eg TT Po e eja as ew ow ow 1 5_33 qu mom m nme e die id
2. i z i 3 4 6 L 7 i 8 9 10 2 57 12v BACKLIGHT EN o 601 eros BACKLIGHT CONTROL INVERTER E 33v Hayne Vsync IC400 15215 DISPLAY ENGINE iD GM5120 Ts iin ADC DVI SCALER MCU CN 00 3 30 DVI D DIGITAL 4 INI SDA om H 07 SCL I P X 8PINS 1csol E T0602 PANEL EN 10502 VENL F mas VGA SDA aonr F va SCL T 1 EEPROM 10402 k av nas G EEPROM 1600 4 DVI D pyr scr DVI SDA k ue T H EEPROM E 1C404 H Sch DATA 4 POWER 3 12v I L AR v s x INDD3 3 KEY 1 E L Cie 3 AUDIO Date 02 11 2003 Drawn LP CHANG Checked Approved PART NO ev 095401 0 FILE NAME 118 mum Tom War OSAAW DESCRIPTION 2 11 200 211 2003 2 SCHEMATIC OF LCD MONITOR 1 2 3 T 4 T 5 T 6 i 8 T 9 10 Frame ViewSonic Corporation 3 1 Interface Board 1 1 Power Supply DC DC Converter 100 is a linear regulator that converts a 12V DC input voltage into regulated and stable output voltages of 5V respectively 1 2 Micro Controller 400 scaler built in a micro controller and extra a flash ROM IC402 39SF010 It plays a major role in the digital control of the LCD monitor IC400 acts as a Key control DPMS power saving control auto det
3. 22 2 2 OSD Operation TOW i sete reat ate 22 3 Circuit Description et desee oe ee dit Ee epa dd 31 351 Interface BOSE ien oec einer oe ea De fed ede tie ep tod 32 3 2 Audio BOSE cq m tst odd masc liad uto Da Ros 36 4 Troubleshooting Flow Chart 4 4 2 1 38 4 1 Fig re f WaVef riYi t 38 4 2 No Display on Screen Screen is black LED is 4 4 3 No Display on Screen LED is green et 42 am a qa Qhi aqha au ua a 43 4 5 No Sound Test signal 1r m s sine waveform 44 4 6 Show No Signal on screen J n ennt nene senes 45 Aol Keypad L ubt ba bet adt conde m 45 5 Adjust PrOCOGUF e u uu FER SUD Fx E cU EE Or 46 5 1 PREPARATION OF MANUAL ALIGNMENT pp 47 5 2 COLOR TEMPERATURE ALIGNMENT eene 48 5 3 FACTORY PRESET SETTING 50 6 Mechanical Assembly U 51 ViewSonic Corporation 111 x Confidential Do Not Copy VX800 3 6 2 Mechnical Parts Listrinenn nenat aI u E u aa
4. JACKOD3 57P 1PcE 219 3072231000 3551 01 70 JACK OD3 5 7P R AG 1 PCE 220 3076265034 A2005WVO 2D 5P HEADERBOXPBT94VO2 5P P20 1 PCE 221 B IF 0222 0037 56001100055 7 LCD I F BD ASSY L18HMWOSAAW 222 90313151000 232271161151 RESCH 1 4W 150 J 1206 1PcE 223 0313151000 232271161151 RESCH 1 4 150J1206 1PcE 72 Cenfidential Do Not Copy VX800 3 ViewSonic Corporation 275 7 0343201300 232270260201 RES CH110W200J0603 276 7 0343201300 232270260201 RESCH 1 10W 200 J 0603 286 7 0343223300 12322 702 60223 RESCH 1 10W 22K J 0603 287 7 0343223300 232270260223 RESCH 1 10W 22K J 0603 1PcE 28 0343223300 12322 702 60223 RESCH 1 10W 22K J 0603 1 289 0343223300 12322 702 60223 RESCH 1 10W 22K J 0603 1PcE 73 _ Confidential Do Not Copy VX800 3 ViewSonic Corporation 39 0343685300 RMC1 16685JTP RESCH 1 10W6 8M J 0603 1PcE 320 0343750300 232270260759 _ RESCH 1 10W75J0603 32 0343750300 12322 702 60759 RESCH 1 10W75J0603 322 0343750300 12322 702 60759 RESCH 1 10W75J0603 1PcE 323 0343823300 232270260823 RESCH 1 10W 82K J 0603 1PcE 324 0619700605 RS8M 22RO 4M RES ARRAY 1 16W 22 J 16P8R 4 1 1 PCE 32 0619700605 RS8M 22RO 4M RES ARRAY 1
5. end Ti Ts 7 e pepe pe a BEAD 1296 edi SET ebbe lume 65625 SD u His CoF ah E IC400 GM5120 G H due x suwas ERE AE TREE z x da E HEAVIER id 5 2 MAY NS di T gt Thee Wi iW mM ne aa ATABHF7F8TS 4Suc Em Date 02 11 2003 LY REV 00 Drawn LP CHANC Approved PART NO REV SHEET 1 0 FILE NAME L18H Tom 17KMW 05AAW ay 001 5 T 6 02 1 18HM pex SCHEMATIC OF LCD MONITOR 1 T 5 T
6. PEFILMt 0 02mm W 500 119 35200400 1800 1600 0 15 O 1 PCE 1220 3520130500 DRYER 15G80 60 PCE 122 PL SP 0723 0002 3520142700 PLASTIC STRIP W 12 T 5 BLACK 1 MTR 123 M MS 0808 7750 3532060100 MANUAL PACKING ASSY VSC 1PcE 124 M MS 0808 8396 3520094201 260 55 4 125 W MS 0808 7751 5011086700 MANUAL QUICK START GUIDE VSC 126 A CD vX800 3 353206020 CD ROMVSCA CD VX800 3 1JPCE 127 M WR 0828 0688 361017000 _____________ SOCKET ASSY L19EMWOSAAW 128 W WR 0828 0682 3670190000 WIRE WITH HOUSING 1007 28112 129 W WR 0828 0689 3670190700 JWIREWITH HOUSING 20276 30 12 130 M WR 0828 0690 367019400 WIRE WITH HOUSING 20276 2813 1 PCE 131 3670473700 WIREWITH HOUSING 2547 28147 1 PCE 132 E SK 0412 0070 3791940 SPEAKER RASSY L17KMWOSAAW 133 E SK 0412 0071 3790193500 7 5 ASSY L17KMWOSAAW 136 B AC 0215 0038 5600110006 7 LCD AUDIO BDASSYL19EMW_ 1PcE 71 Confidential Do Not Copy VX800 3 ViewSonic Corporation 209 2500047320 PQ20WZ1U IC REGU 20 1ASC 635PIN 1PcE 210 297300643 7 PWBDOL2FR 4 60 100 AUDIO B 217 3071312334 A2501WV2 4P 7 HEADER NYLON66 94V 0 4P P2 5 1 PCE 218 3072230400 3551 1 70
7. CORE BEAD 100 2 120 OHM 0 2 1 PCE 547 2921093612 MLB 160808 0120B N CORE BEAD 100MHZ 120 OHM 0 2 548 _ 2921093612 160808 0120 CORE BEAD 100MHZ 120 OHM 0 2 549 2921093612 MLB 160808 0120B N CORE BEAD 100MHZ 120 OHM 0 2 550 2921093612 160808 0120 CORE BEAD 100 2 120 OHM 0 2A 1 PCE 551 2921093612 160808 0120 CORE BEAD 100MHZ 120 OHM 0 2 552 2921093612 160808 0120 CORE BEAD 100MHZ 120 OHM 0 2 553 2921113212 321611 0120 CORE BEAD 100MHZ 120 OHM 4A 1 554 2921113212 321611 0120 CORE BEAD 100MHZ 120 OHM 4A 555 2921113212 321611 0120 CORE BEAD 100MHZ 120 OHM 4A 1 5560 2921113212 321611 0120 CORE BEAD 100MHZ 120 OHM 4A 1 557 2921113212 321611 0120 CORE BEAD 100MHZ 120 OHM 4A __55 2921113212 321611 0120 CORE BEAD 100MHZ 120 OHM 4A 1 559 7 2921113212 321611 0120 CORE BEAD 100MHZ 120 OHM 4A 1 560 2921113212 321611 0120 CORE BEAD 100MHZ 120 OHM 4A 561 2921113212 321611 0120 CORE BEAD 100MHZ 120 OHM 4A 52 2921113212 321611 0120 CORE BEAD 100MHZ 120 OHM 4A 563 2921113212 321611
8. 10 Frame Name FR9 1R00 TTL ViewSonic Corporation 60 Confidential Do Not Copy VX800 3 resto ess ps eg S CN569 FOR 17 18 Ec 1 ae nour Le Pip oun vroura 42 5 ao exar 2 eueur 20 pore mons it 2895 den a MM paa p S90C385 LR L Qm i roses rasos F ZV Gs Ll G Rising edge strobe Falling edge strobe R506 L X 39K Y 47K H I Date 02 DrawhP CHANG Approved PART NO SHEET J FILE NAME LIBH Ls Ly _ SCHEMATIC OF LCD MONITOR L1BHMW AAW 6 TO 7 1 T 2 T 9 10 Frame NameFR9 IROO TTL ViewSonic Corporation Confidential Do Not Copy F G
9. 149142211433 UWT1E221MNR1GS CAPALCP25V220UM8 10 1PcE 3607 7 149142211433 UWT1E221MNR1GS CAP AL 25V 2200 M 8 10 399 1547667100 COBOSY105Z016T ___ 16V 10 2 5 0805 1JPCE 40 1547667100 0805 1052016 CAP 16V 10 2 5 0805 4001 7 1547667100 CO805Y105Z016T ___ 16V 10 2 5 0805 402 1547667100 CO805Y1052016T CAP 16V 10 2 Y5V 0805 40 1547667100 CO805Y1052016T ___ 16V 10 2 5 0805 404 1547667100 0805 10520167 16V 1U 2 5 0805 40 1547667100 CO805Y1052016T ___ 16V 1U 2 5 0805 400 1547667100 CO805Y1052016T ___ 16V 10 2 Y5V 0805 407 7 1547667100 COBOSY105Z016T CAP 16V 1UZ Y5V 0805 408 1552458000 0603 104 02 7 CAPMC CP 25V 10 K X7R 0603 1 1552458000 C0603X104K025T ___ CP 25V 1U K X7ROG03 1 410 1552458000 C0603X104K025T ___ 25V 1U K X7ROG03 1 PCE 411 1552458000 C0603X104K025T ___ 25 10 K X7ROG03 1 412 1552458000 C0603X104K025T ___ 25V 1U K X7R 0603 1 PCE 413 1552458000 C0603X104K025T ___ 25V 1U K X7ROG03 PCE
10. 800 3 2 Front Panel Function Control Description 2 1 User control functions Control buttons X 1 1 v A 1 1 Press power button to power LCD monitor Led on the power button will turn to green 2 Press 2 button while no OSD will toggle the digital input port and analog input port to display 3 Press up and down button simultaneously will reset the contrast and brightness to default 4 Press 1 button will enter OSD main menu 5 Press volume plus volume minus can directly adjust the audio volume 6 Press mute button can directly mute on or off the audio volume ViewSonic Corporation 3 Confidential Do Not Copy 2 2 OSD Operation Flow The following steps show how to access the Main Menu Submenus and controls within each Submenu Details on the controls follow the steps listed below Note Any OSD setting will only save after user totally exit OSD menu 1 Press the 1 button to display the Main Menu shown below 2 Press the Y or A button to scroll to the desired menu option 3 Press the 2 button to select the menu option 4 Press the Y or A button to select submenu option 5 After making adjustments press the 1 button exit the screen must exit the OSD to save the settings Menu Contrast Brightness Input Select Audio Color Adjust Information Manual Image Adjust Setup Menu Memory Recall Exit Select Aut
11. ITEM VIEWSONIC P N REFERENCE NO DESCRIPTION 31020300X SCREW M4 0 8 FLAT pT 310512010 SCREW 470 712 IC ASSY 2 ASE ASSEMBLY M CV 0830 2382 336091640X ARM REAR C FP 0301 0326 336107440 __ BEZEL T 310512400 _ SCREW 4 0 7 6 CREW 3 0 5 ASSY x 310902050X SCREW TAPPING 1471 6 70 1 346011910X MINGE PLATE 19 1 IUJUZGUUA SCREW TAPPING T2 12 p 33710055 BRACKETVESA 16 33710057XX BRACKETKENSINOTON 322T4075TX TAFE 18 M 339720500 BRACKETRC 39 1 310902050X SCREWTAPPINGfPTE KIB 55 71 310901500X SCREW TAPPING 1371 278 25 33 7200420X COVERIV O 24 310901740 SCREW Mose 25 367019070X WIRE PANELTOTE 1 20 M 310901010X SCREWMS3 0b8 30 _310030080X__ SCREWM305 31 367047370X WIRE AUDIOTOSFK C 33 367019040X WIRE AUDIOTOTF SS 34 3670194400X WIRE F TORB 35 1 310901140X SCREW
12. Volume signal through ICA2 pin24 right pin25 left into audio amplifier 2 2 Audio amplifier ICA3 TDA1517 is an integrated class B dual output amplifier it contains two identical amplifier differential input stages The gain of each amplifier is fixed at 20 dB Pins 1 and 9 are right and left channel inputs respectively Pins 4 and 6 are right and left channel outputs which connect to two 8 OHM speakers Pin 8 is the mute stand by Pin 7 is the voltage input for ICA1 37 x Confidential Do Not Copy VX800 3 ViewSonic Corporation 4 Troubleshooting Flow Chart 4 1 Figure of Waveform FIG 1 12V FIG 2 5V FIG 3 3 3V FIG 4 2 5V FIG 5 32 GRAY SIGNAL INPUT FIG 6 H SYNC 38 Confidential Do Not Copy j VX800 3 ViewSonic Corporation FIG 7 V SYNC FIG 8 14 3M CLOCK FIG 9 DISPLAY CLOCK FIG 10 DISPLAY H SYNC FIG 11 DISPLAY V SYNC FIG 12 DISPLAY ENABLE 39 Confidential Do Not Copy j VX800 3 ViewSonic Corporation FIG 13 LVDS TX0 FIG 14 LVDS TXO T 1 il Jl ri af at ala Jt P up FIG 15 LVDS CLOCK FIG 16 LVDS CLOCK FIG 17 AUDIO SINE SIGNAL IN FIG 18 AUDIO SINE SIGNAL OUT 40 Confidential Do Not Copy j VX800 3 ViewSonic Corporation 4 2 No Display on Screen Screen is black LED is off Is screen black YES NO Check that C202 positive is at 5V FIG 2 Check that the vol
13. _Do Not Copy VX800 3 ViewSonic Corporation 59 M CV 0830 2381 336091630 ARM FRONT ABS 41 700 2 60 4020371607 4841 PLASTIC ABS 94HB 41 D 180 65 GRM 4020371609 SD 015041 PLASTIC ABS 94HB 41 SD 0150 65 GRM __62 4020371614 PA 70741 7 PLASTIC ABS 94HB 41 PA 707 65 GRM 63 M CV 0830 2382 3360916400 7 ARMREARABS41VX7002 1JPCE 64 4020371607 D 18041 PLASTIC ABS 94HB 41 D 180 85 GRM 65 4020371609 SD 015041 PLASTIC ABS 94HB 41 SD 0150 85 GRM 66 4020371614 PA 70741 PLASTIC ABS 94HB 41PA 707 85 GRM 67 C FP 0301 0326 3361074400 jF BABSSV 651VX8002 1PcE 68 4020372907 D 1805140 PLASTIC ABS 94HB 5140 D 180 235 GRM 69 4020372908 __ 380 5140 PLASTIC ABS 94HB 5140 HF 380 235 GRM 70 1 4020372909 150 0150 5140 94HB 5140 50 0150 235 GRM 71 4020372914 7575140 94HB 5140 757 235 GRM 336204800 COVER BASE ABS 41 02 73 7 4020371607 D 18041 PLASTIC ABS 94HB 41 D 180 121 GRM 74 7 4020371609 SD 015041 PLASTIC ABS 94HB 41 SD 0150 121 GRM 75 4020371614 PA 70741 7 PLASTIC ABS 94HB 41 707 ____ 121 GRM SPEAKER COVER ASSY 76 M CV 0830 2403 3368205200 L18HMWO05AAW 1 77 PL FK 0709 0114 3360727100 7 jFUNCTIONKEY ABS VSCO2B 1PCcE 78 4020372907 D 1805140 PLASTI
14. 4144 1552458000 C0603X104K025T ___ 25V 10 K X7ROG03 415 1552458000 C0603X104K025T ___ 25 10 K X7ROG03 1JPCE 416 1 1552458000 C0603X104K025T ___ 25V 1U K X7R 0603 417 1 1552458000 0603 104 0257 CAP MC 25V 10 7 0603 1 PCE 15 _ Confidential Do Not Copy VX800 3 ViewSonic Corporation 418 1552458000 C0603X104K025T CAP MC 25 10 K 7 0603 1 419 1552458000 C0603X104K025T MC CP 25V 1U K X7R 0603 1PCcE 420 1552458000 C0603X104K025T MC CP 25V 1U K X7R 0603 1 421 1 1552458000 C0603X104K025T ___ CP 25V 1U K X7R 0603 1 PCE 422 1552458000 C0603X104K025T CAP MC 25 1U K 7 0603 1 423 1552458000 0603 104 0257 MC CP 25V 1U K X7R 0603 1 PCE 424 1552458000 C0603X104K025T MC CP 25V 10 K X7R 0603 425 7 1552458000 C0603X104K025T CAP CP 25 1U K X7R 0603 1 PCE 426 1552458000 C0603X104K025T CAP 25 10 K 7 0603 427 1552458000 C0603X104K025T 25V 1U K X7R 0603 1 428 111 1552458000 C0603X104K025T MC CP 25V 1U K X7R 0603 1 429 1552458000 C0603X104K025T 25 1U K X7R 0603 1 430 15
15. 5 3033 5 1 _____ REGU 3 3V 1PcE 520 2500223009 SI 3033KS TL ICREGU3 3V TASMD 8P 1 521 1 2530192427 6 5120 0 IC IMAGE PROCESSOR PQFP 208P 1 PCE 520 1 2540317134 CS5828 ICLVDSX CEVIER 28 4 85MHZ TS 1 PCE 527 2540317134 CS5828 ICLVDSX CEVIER 28 4 85MHZ TS 1 PCE 528 2600088009 74F14SC IC HEX INVERTER 50 0 14 1PcE 534 2610380523 A290011TL 70 IC FLASH MEMORY 128K 8 70NS PL 536 2817127210 E 8770 CHOKECR 100uH T50 268 1 PCE 537 2921093612 160808 0120 CORE BEAD 100MHZ 120 OHM 0 2A 1 PCE 7 Cenfidential Do Not Copy VX800 3 ViewSonic Corporation 58 7 2921093612 160808 0120 CORE BEAD 100 2 120 OHM 0 2 1 PCE 539 2921093612 160808 0120 CORE BEAD 100MHZ 120 OHM 0 2 540 2921093612 160808 0120 CORE BEAD 100MHZ 120 OHM 0 2 1 2921093612 160808 0120 CORE BEAD 100MHZ 120 OHM 02A 1 PCE 542 2921093612 160808 0120 CORE BEAD 100 2 120 OHM 0 2 1 PCE 5433 7 2921093612 160808 0120 CORE BEAD 100MHZ 120 OHM 0 2 544 2921093612 MLB 160808 0120B N CORE BEAD 100MHZ 120 OHM 0 2 1 PCE 545 2921093612 160808 0120 CORE BEAD 100MHZ 120 OHM 02A 1 PCE 5460 2921093612 160808 0120
16. C0603X104K025T ___ 25V 10 K X7RO603 1JPCE 448 7 1552458000 C0603X104K025T ___ 25V 1U K X7R 0603 1 449 1552458000 C0603X104K025T ___ 25V 10 K X7R 0603 1 450 1552458000 C0603X104K025T ___ CP 25V 10 K X7ROG03 1 PCE 451 1 1552458000 C0603X104K025T ___ 25V 10 K X7R 0603 1PCcE 452 1552458000 C0603X104K025T ___ 25V 1U K X7R 0603 1 453 7 1552458000 C0603X104K025T ___ 25V 1U K X7R 0603 1 454 1552458000 C0603X104K025T ___ 25V 10 K X7ROG03 1 PCE 45 1552458000 C0603X104K025T ___ 25V 10 K 7 0603 1 456 1552458000 C0603X104K025T ___ 25V 1U K X7R 0603 457 1552458000 C0603X104K025T ___ CP 25V 1U K X7R 0603 458 7 1552458000 C0603X104K025T ___ 25V 10 K X7ROG03 459 1552458000 C0603X104K025T ___ 25V 10 K X7RO603 1PCcE 460 7 1552458000 C0603X104K025T ___ CP 25V 1U K X7R 0603 461 202351080105 1 5822 7 DIOSBD3A40V DO 2001AD 1PcE 76 Cenfidential Do Not Copy VX800 3 ViewSonic Corporation 482 204520700217 BAVOO 7 DIOSW02A70VSOT 23SE 483 204520700217 9 7 JDI
17. IO24XT68 85 I280X102460 VESA STANDARD 280102475 VESA STANDARD 0141 72 08 1 0023 210KHZ 5 02102 MOD 7 MOD 20 65967 10 BOG2sioHz MOD 21 9576 10 2 4 Luminance Control Analog signal 6500K Over 200 cd m Cont Bright max Digital signal 6500K 6 _ Confidential Do Not Copy VX800 3 ViewSonic Corporation Over 200 cd m Cont Bright max 2 5 Synchronization Horizontal 30 to 82 kHz Vertical 50 to 75 Hz Non interlaced Maximum 7582 1280 x 1024 mode Recommended 60Hz 1280 x 1024 mode 2 6 Display Characteristics 2 6 1 Picture Size Horizontal Width 357 12 mm typical Vertical Width 285 696 mm typical 2 6 2 Optical Characteristics General qualities The following data was measured by BM7 of TOPCON Data are panel optical data for analog signal 5 tolerances Contrast White Black at Image 200 500 VON bes Mu DR mm m p meme Brightness Bmax Tpd All White All Black 10 15 ms Center CR gt 10 80 85 Degree 80 85 Degree 80 T All White digital signal or analog 6500k gt 200 cont bright m Brightness at center of backlight display surface Degree These characteristics were measured under the following conditions Temperature 77 65 25 5 Viewing angle AU 0 0 War
18. It is also capable of detecting the field type of interlaced formats The IFM features a host programmable reset separate from the regular gm5120 soft reset This reset disables the IFM reducing power consumption The IFM is capable of operating while gm5120 is running in power down mode Horizontal measurements are measured in terms of the selected IFM CLK either T CLK or R_CLK 4 while vertical measurements are measured in terms of HSYNC pulses The gm5120 OSD controller supports both character mapped and bitmapped modes A user programmable palette of 256 true colors 255 colors 1 transparent is available In character mapped mode a maximum of four colors per character are available In 8 bit bitmapped mode any pixel can be assigned any one of 256 user defined true colors In 4 bit bitmapped mode any pixel can be assigned any one of 16 user defined true colors 15 colors plus one transparent The gm5120 incorporates an embedded microprocessor or Microprocessor This processor is intended to simplify the gm5120 system software implementation by providing embedded macro functions such as OSD menu configurations It is not intended to replace the system microprocessor An arbitration mechanism handles the register access requests from the OCM and the system micro 1 4 LVDS Transmitter IC500 501 SN75LVDS83 FlatLink transmitters contains four 7 bit parallel load serial out shift registers clock synth
19. moves OSD down A moves the OSD up 250 V Position 29 Confidential Do Not Copy VX800 3 ViewSonic Corporation Memory Recall Returns the adjustments back to factory settings only if the LCD display is operating in a factory preset mode Press the 2 button to select the Memory Recall menu option Note OSD Controls Auto Image Adjust Contrast Brightness Input Select Color Adjust 9300K 6500K default 5400 5000 R G B Information Mode Model Number Serial Number Manual Image Adjust H Size H Position V Position Fine Tune Sharpness Setup Menu Language Resolution Notice OSD Position OSD Timeout OSD Background Memory Recall These functions are not available in Digital Mode Memory Recall is to recall the following functions to factory setting Contrast Brightness Size H V Position Color Temperature 6500K OSD Position Sharpness amp OSD Timeout OSD Auto Save The OSD shall save new settings when it is turned off by the user or when it times out There shall not be a separate save 30 x Confidential Do Not Copy VX800 3 ViewSonic Corporation 3 Circuit Description
20. 0120 CORE BEAD 100MHZ 120 OHM 4A 1 564 2921113212 321611 0120 CORE BEAD 100MHZ 120 OHM 4A 1 556 2921113212 321611 0120 CORE BEAD 100MHZ 120 OHM 4A 5660 2921113212 321611 0120 CORE BEAD 100MHZ 120 OHM 4A 567 2921113212 321611 0120 CORE BEAD 100MHZ 120 OHM 4A 1 58 2921113212 321611 0120 CORE BEAD 100MHZ 120 OHM 4A 560 2921113212 321611 0120 CORE BEAD 100MHZ 120 OHM 4A 570 2921113212 321611 0120 CORE BEAD 100MHZ 120 OHM4A 571 297003541 7 jPWBMOLAFR4 140M17 F BD 52 3020015200 1041003201 2 1 275 0 1PcE 573 3070337934 A2002WR2 11P_ WAFER 2 0mm 11PR ANGLE 1PcE 574 7 3075308757 10 11201 8 1 CONN D SUB 15 R A 99 W O SC 1 575 7 3075316128 67351 9074 _______ DVI D 94 0 24 R AGOLDF 1 576 7 3076151434 A2003WR2 2A 15P PIN HEADER PBT 94VO 2 15P P20 1 577 3076265034 2005 0 20 X HEADERBOXPBT94VO2 5P P20 1 PCE __578 320200910 jLABELREISTRATION40 16 1PcE 59 3202215900 MCU 11 11 POLYESTER 508 1PCE 580 367047200 WIRE WITH HOSING 1007 24 L130 33670704600 PIRE WITH HOUSING 1007 28 120
21. 16W 22 J 16P8R 4 1 1 PCE 326 0619700605 RS8M 22RO J1 RES ARRAY 1 16W 22 J 16P8R 4 1 327 0619700605 RS8M 22RO J4M RES ARRAY 1 16W 22 J 16P8R 4 1 1 PCE 328 0619700605 RS8M 22RO J4M RES ARRAY 1 16W 22 J 16P8R 4 1 32 0619700605 RS8M 22RO J1 RES ARRAY 1 16W 22 J 16P8R 4 1 1 PCE 330 0619900705 RS1 1002R 1 _ RESARRAY 10K J 8P4R 1200 _ 1PcE 331 0619900705 RS1 1002R J1_ RES ARRAY 10K J 8P4R 1206 1 332 0619900712 YC164 JR 07 10K RES ARRAY 10K J 8P4R 1200 333 0619900712 YC164 JR 07 10K RES ARRAY 10K J8P4R 1206 1PcE 334 0730060412 ATO14318F30AA CRYSTAL 14 318 2 336 1 148121011303 UWX1C101MCR1GB CAP AL 16V 1000 6 3 5 4 1 PCE 337 148121011303 UWX1C101MCR1GB CAP AL 16V 1000 6 35 4 1 PCE 338 148121011303 UWX1C101MCR1GB CAP AL 16V 1000 6 54 1 PCE 339 148121011303 UWX1C101MCR1GB CAP AL 16V 1000 6 54 1 PCE 340 1 148121011303 UWX1C101MCR1GB_ CAP AL 16V 100U M 6 35 4 1 PCE 34 148121011303 UWX1C101MCR1GB_ CAP AL 16V 100U M 6 35 4 342 7 148121011303 UWX1C101MCR1GB_ CAP AL 16V 1000 6 3 54 1 PCE 343 148121011308 16REV100M6 3 5 5 __ AL 16V 1000 6 3 5 5 1 PCE 344 148121011308 16REV100M6 3 5 5 __ AL 16V
22. 5 1 Operating Conditions Temperature 0 through 40 C Humidity 2096 To 8596 39 degree welt bulb Altitude 0 3 000 Meter 5 2 Non operating Conditions Temperature 20 through 60 C Humidity 5 To 85 39 degree welt bulb Altitude 0 12 000 meter 1 6 Factory setting 6 1 OSD Brightness 100 based on 0 100976 Contrast 80 based on 0 100956 AutoTune Executed Color Temperature 6500k Volume 50 Balance 50 Bass Treble 50 OSD Timeout 15 Sec Language English OSD position Center 6 2 Power Switch OFF MeN SOHC 13 _ Confidential Do Not Copy VX800 3 Appendix Preset Signal Timings lt active Horizontal H front H back H pulse H total 771 V active Vertical c V front V back V pulse lt V total gt ViewSonic Corporation 14 x Confidential Do Not Copy 800 3 Analog Timing Mode TET Signal name symbol TEXT TEXT VESA VGA VESA VG mode mode A Hrequency He 31469 91468 3500 V requency Hz 000 70087 599 66667 2 2875 23 25175 00240 m e 800 800 864 H total H font porch TM he e vse pe p p k 5 9 js m Negative Negative Negative Negative Negative Negative Negative Negative Heresolution dots eso Veresolution dines oo lao 480
23. 8514A SVGA SVGA SVGA MAC 16 Hfrequenoy Hz pete COBRAR NE UE NES IR CCS Count 1024 1056 1040 1056 1048 1344 H total H tontporcn t fa jo fe e jm 15 _ Confidential Do Not VX800 3 ViewSonic Corporation Positive Positive 80 oo V resotution ines sno Hfrequency kta 56476 60022 867 63581 V trequenoy Hz 70069 72082 76009 6002 Pixel rate wie 7500 78760 04500 108 Hse fise que pe son ure o fione a pe he e b p p pm tw po po Tvd 808 Count num H total Thd H front porch iie V sync V back porch Count num V total V front porch H syne Polariy Positive V syne Play eg e 104000 1024 1024 1024 1280 1024 zee H resolution dots V resolution lines ViewSonic Corporation Negative Negative 832 624 20 720P 79 976 75 025 135 40 270 1658 750 5 Positive Positive 1280 1024 Negative Negative 1024 768 21 SXGA 45 000 60 00 74 250 144 248 1688 16 38 1066 1 Negative Negative 1280 720 800 3 Digital Timing Mode Table Signal name symbol TEXT TEXT VESA VG VESA VG VVESA VG mode mod
24. BOARD 28 BLUE 8 LY REV 001 Drawn LP CHANG Checked Approved PART NO REV SHEET FILE NAME LI8H LUM OSAAN oor TO OF LCD MONITOR mE xii 1 2 3 4 7 8 9 10 G Frame Name FR9 1R00 TTL ViewSonic Corporation 57 Confidential Do Not Copy VX800 3 1 i 2 3 i 4 5 i 6 7 8 9 10 A EM E B ae ES i Y ipa HC 1 pu i me m tou pu 2 m IUD 1 em T A M 2 Gss p pu 7 us caes B gt s FB204 S FB285 2 3 Mm Foru E G 7 H PM A crac 1 1 Date 02 11 2003 LY REV 001 Drawn LP CHANG Checked Approved PART NO REV SHEET J PWB 035401 0 FILE NAME L18F Jerry Chiu Tom Wang 17KMW 05AAW 001 TO 4 DESCRIPTION 02 11 2003 02 11 18HMW 05AAW 5 SCHEMATIC OF LCD MONITOR 1 2 3 4 5 6 7 8 9 10 Frame Name FR9 1ROO TTL ViewSonic Corporation 58 Confidential Do Not Copy VX800 3
25. M CV 0830 2369 3460119101 BRACKETREARCOVERSECCT 12 O 60 0822 0038 3460141801 BRACKET D SUB SECC 211 5 23 8 O 61 M MH 0822 0010 3460141900 BRACKET PANEL SECC 408 326 2T Corporation 67 Confidential Do Not Copy 800 3 62 M CV 0830 2396 3461223200 SHIELD SPTH 1925440 20 63 M MS 0808 8163 3461750601 _ HINGESUBASSYR 64 M MS 0808 8164 3461750701 _ HINGESUBASSYL i O 66 P FM 0602 0756 3500084701 END BLOCK EPS B 588140 END BLOCK EPS T 558 261 170 68 M MS 0808 7674 3500932401 500 640T 0 00 CLEAN 69 P BX 0601 0784 3512234900 CARTON 565 265 595 VSC VG800 2 0 PE BAG 260 155 0 1T 71 M MS 0808 7750 3532060100 MANUAL PACKING ASSY VSC VX800 O 72 A CD VX800 3 3532060200 CD ROM VSC A CD VX800 3 j 73 M WR 0828 0688 3610170900 AC SOCKET ASSY LI9EMWO5AAW L20 1 78 5 0412 0070 3790193400 SPEAKER RASSY LITKMWOSAAW 79 5 0412 0071 3790193500 SPEAKER LASSY LIZTKMWOBAAW 80 B SB 0221 0451 4900502900 DC AC INVERTER 12V 1500VMINGL gt O 81 5 0808 7751 5011086700 MANUAL QUICK START GUIDE VSCV 82 M LCD 0826 0124 5051800501 LCD 180 TFT PANEL 83 B AC 0215 0038 5600110046 LCD AUDIO BDASSYLT9EMWOSAAW 1 84 B IF 0222 0037 5600110055 LCD I F BD ASSYL18HMWOBAAW 85 B KB 0207 0031 5600110067 _ LCD FUN KEY BD ASSY L19EMW 0
26. PCBC B Mark SEMKO DEMKO FIMKO NEMKO BSMI VCCI CCIB EMC CCEE PSB Singapore Safety TCO 99 NOM and Argentina IRAM thru TUV Osd Language English French German Spanish Finnish Italian Japanese Traditional Chinese Simplified Chinese Others Tilt Angle 20 up 5 down Power Saving System User Control by tactile keypad with On Screen Display DDC1 2B compatible digital port DDC2B only ViewSonic Corporation 800 3 1 2 Electrical Characteristics 1 2 1 Power Supply AC Input Input Voltage Frequency Power Consumption 60 W max Less than 3W Current Rating 1 2 2 LCD LCD Effective display size Pixel number Color filter arrangement Display method Drive method Dot pitch Pixel pitch Dot number Backlight Brightness Contrast ratio Display color Typical viewing angle Response time 1 2 3 Interface Signals 2 3 1 RGB Video Signals AC90 264V 47 63Hz on mode power save mode audio cable not connected 0 7A AC100 240V Chi Mei panel TFT MVA 357 12 H x 285 696 V mm typ 18 0 45 72 cm diagonal 1280 x 1024 pixels R G B vertical stripe TFT normally black Active matrix TFT MVA 0 093 H x 0 279 V mm 0 279 H x 0 279 V mm 1280 x 1024 x 3 dots Edge lighting type with 6 CCFLs Cold Cathode Fluorescent Tube 200 cd min center all white 400 1 min 16 777 216 Up 80 down 80 right 80 left 80 min Contrast
27. all the procedures outlined in the user manual for this product Read all of these instructions Save these instructions for later use Follow all warnings and instructions marked on the product Do not use this product near water This display should be installed on a solid horizontal base When cleaning use only a neutral detergent cleaner with a soft damp cloth Do not spray with liquid or aerosol cleaners Do not expose this display to direct sunlight or heat Hot air may cause damage to the cabinet and other parts Adequate ventilation must be maintained to ensure reliable and continued operation and to protect the display from overheating 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 strong magnetism is generated Images on the display will become distorted and the color irregular Do not allow metal pieces or objects of any kind fall into the display from ventilation holes Slots and openings in the cabinet and the back or bottom are provided for ventilation to ensure reliable operation of the product and to protect it from overheating those openings must not be blocked or covered The openings should never be blocked by placing the product on a bed sofa rug or other similar surface This product should never be placed near or over a radiator or heat re
28. data transmission transparent to the user The only user intervention is the possible use of the shutdown clear SHTDN active low input to inhibit the clock and shut off the LVDS output drivers for lower power consumption A low level signal on SHTDN clears all internal registers to a low level ViewSonic Corporation 35 800 3 1 5 DDC 1 2 600 241 2 4 602 24LC21A can continuously transmit its extended identification EDID using DDC1 communication channel In addition the monitor can respond to a request for EDID or complete VDIF to be transmitted using DDC2 level B commands Pin6 SCL is clock input for DDC 2B pin5 SDA for data input and is clock input for DDC1 In DDC1 data transfer UNI directional mode the VCLK input pin is used as an input clock for data transmission and SDA output pin is used as serial data line the SCL pin will hold high The DDC2B node Bl directional mode BUS consists of two wires SCL is for the data transmission clock and SDA is for the data line 3 2 Audio Board 2 1 Audio processor ICA2 PT2313L is a four channel digital audio processor utilizing CMOS Technology Volume Bass Treble Balance Front Rear Fader Processor are incorporated into a single chip Loudness function and Selectable input gain are also provided to build a highly effective electronic Audio processor having the highest performance and reliability with the least external components And all
29. ratio 10 at Ta 25 C 77 F 25 msec Typical at 25 degree C 2 3 1 1 Separate Sync Signals Analog R 0 0 7 Vp p Signal Level 750 5 Sync Level TTL level Sync Polarity independent 2 3 1 2 Sync On green Composite Sync ViewSonic Corporation 3 x Confidential Do Not Copy VX800 3 2 3 2 TMDS digital Signals 2 3 2 1 Video type DVI 1 0 compliant 2 3 3 Audio spec 2 3 3 1 Line input connection 3 5 mm stereo jack x 1 2 3 3 2 Line input signal amp impedance 1 0Vrms 10 kOhm 2 3 3 3 OUTPUT SIGNAL AT SPEAKER TERMINAL 3W lt 5 DISTORTION 2 3 3 4 Frequency Response 400 Hz 20 KHz 2 3 3 5 Connector PC99 requirement Audio in Lime Green pantone 577C 2 3 3 6 Cable length 1 8 m 2 3 3 7 Audio DPMS Speakers stay on when the rest of the monitor is in power saving 2 3 3 8 Speakers Impedance 4 Ohm Output Wattage 3 0W max x 2 2 3 4 Input Signal Connectors 2 3 4 1 Analog RGB Video Input 15 pin mini D sub 54 2 JIGREEN 4 GROUD 5 GROUND 6 GROUND GROUND ViewSonic Corporation VX800 3 1019101910 sOOOOO 2 3 4 2 Digital TMDS DVI D Connector DVI D connector pin assignment Pin No I 2 3 4 5 6 7 8 9 RX1 10 11 12 13 14 15 16 17 18 RX0 TMDS positive differential input channel 0 19 GND Logic Ground 20 21 24 RXC TMDS negative differential input reference clock ViewSonic Corporation 5 Confide
30. 0813 0551 3200744000 LABEL BARCODE 55 15 5 5 1JPCE 40 M LB 0813 0696 3200753101 LABELBARCODE76 21 1JPCE 41 M LB 0813 0759 3200930800 LABEL VER CONTROL 20 20 VIEWS 1 PCE 42 M LB 0813 0763 3201942500 LABEL ID 160 43 VSC VX800 3 43 M LB 0813 0700 3202207300 LABEL MIC IN 102 15 1PcE 44 M LB 0813 0714 3202310700 LABEL HV WARNING 100 25 45 M MS 0808 8303 3211024500 MYLAR 435 350T 2 46 M MS 0808 8202 3220133600 1350F 1W 10 10 1350 13 0 3 MTR __47 7 3220605633 7290 W 45 TAPEW 4557290NITTO 0 1 MTR 48 3221101900 PP47W 76 50M TAPEW 76PP4750M 4P O 8 MTR 49 3221407510 VHB4926 W 7 TAPEW 7 VHB4926 468 0 2 MTR 50 3240659500 7 INSULATORFR 70014 193 2740 1 PCE 51 PL PD 0714 0067 3240956800 RUBBERFOOTS81 13 8TBLK PCE 52 PL PD 0714 0068 3240957500 jRUBBERFOOT 5 1073 PCE 53 5 0808 8155 3240959801 RUBBER HOLD PLUG OD5 2H3 8BL 334370532 JHSKALT 152190 55 C BC 0302 0487 3360240000 7 ABS 41 VX800 2 56 4020371607 D 18041 PLASTIC ABS 94HB 41 D 180 777 GRM 57 4020371609 SD 015041 PLASTIC ABS 94HB 41 SD 0150 777 GRM 581 4020371614 __ 707 41 PLASTIC ABS 94HB41PA 707 777 GRM 69 Confidential
31. 1000 6 35 5 1 PCE 345 148121011308 16REV100M6 3 5 5 __ AL 16V 1000 6 3 5 5 1 1 PCE 346 148121011308 16REV100M6 3 5 5 __ AL 16V 1000 6 3 5 5 1 PCE 347 148121011308 16REV100M6 3 5 5 __ AL 16V 1000 M 6 3 5 5 1 PCE 348 148121011308 16REV100M6 3 5 5 __ AL 16V 1000 6 35 5 1 PCE 349 148121011308 6REV100M6 3 5 5 CAPALCP 16V 1000 6 35 5 1 1 PCE 353 148124701308 16 47 6 355 CAP AL 16V 470 6 3 55 1 PCE 354 7 148124701308 6REV47M6 3 5 5 CAP AL 16V 47U 6 3 5 5 1 1 PCE 355 148124701308 6REV47M6 3 5 5 CAP AL 16V 47U M 6 3 5 5 1 1 PCE 3560 149121001108 16RGV10M4 5 5 AL 16V 10U M 4 5 5 357 149121001133 UWT1C100MCR1GB CAPALCP 16 100 M4 5 4 1PcE 74 Cenfidential Do Not Copy VX800 3 ViewSonic Corporation 360 149124711408 16RGV470M8 10 5 CAP AL 16V 470U 8405 1 PCE 361 1 149124711408 16RGV470M8 10 5 CAP AL 16V 4700 8405 1PcE 362 7 149124711433 UWT1C471MNR1GS CAPALCP 16V 4700 M8 10 363 149124711433 UWTI1C471MNR1GS CAP ALCP 16V 4700 M 8 10 1JPCE 364 149142211408 25RGV220M8 10 5 __ AL 25V 2200 M 8 10 5 1 PCE 365 149142211408 25RGV220M8 10 5 __ AL 25V 2200 8405 1 PCE 3660
32. 1PCE 582 B KB 0207 0031 5600110007 j LCDFUNKEYBDASSY L19EMW 1 PCE 230146251 LOWEN LED HEREDIGRN S P2CC 54 297003601 7 PWBSTFR 128 5 180 KEY BD 55 3000093900 SKHHPJ2410 SWITCHTACTILEDPST 1PcE 5860 3000093900 SKHHPJ2410 SWITCH TACTILE DPST 1PcE 587 3000093900 SKHHPJ2410 SWITCH TACTILE DPST 1PcE 588 7 3000093900 SKHHPJ2410 SWITCH TACTILEDPST 1PcE 589 3000093900 SKHHPJ2410 SWITCH TACTILEDPST 1PcE 590 3000093900 SKHHPJ2410 SWITCH TACTILEDPST 1PcE 3000093900 SKHHPJ2410 SWITCH TACTILEDPST 1PcE 592 3000093900 SKHHPJ2410 SWITCHTACTILEDPST 1 593 3070337934 A2002WR2 11P_ 2 0mm 11PR ANGLE 1PcE 594 3122009500 CC HOLDER FOR LED NY66 UL94V 2 6 595 M WR 0828 0224 3411000000 JUMP WIRE BRASS 0 6 7 5 4 0 6JPCE 596 W WR 0828 0402 401067000 JWIRECUOGTNC 0 1 GRM 597 B SB 0221 0450 5600200113 IMCROoPHONEBDASSY 1 78 Cenfidential Do Not Copy VX800 3 ViewSonic Corporation 598 0990601015 060520 2 4 MICROPHONE ASSY 46 4dB 599 29730740 PWBDOL2FR 15 5 60 MICROP 600 3072230200 JY 3561 F1 070 CONN PHONE JACK OD3 5 7P 601 3072230300 3561 51 070 CONN PHONE JACK OD3 5 7P 79 Cenfidential Do Not Co
33. 52458000 C0603X104K025T CAP MC 25V 10 K 7 0603 1 431 7 1552458000 0603 104 0257 CAP MC 25 10 K X7R 0603 1 432 1552458000 C0603X104K025T CP 25V 1U K X7R 0603 1 433 1552458000 C0603X104K025T MC 25 1U K X7R 0603 1 434 1552458000 C0603X104K025T CAP MC 25 10 K X7ROG03 435 1552458000 C0603X104K025T CAP MC 25 10 K X7RO603 1JPCE 436 1552458000 C0603X104K025T MC 25V 10 K 7 0603 1 437 1552458000 C0603X104K025T MC CP 25V 1U K X7R 0603 1 438 1552458000 C0603X104K025T ___ 25V 10 K X7ROG03 1 PCE 439 1552458000 C0603X104K025T ___ 25V 10 K X7R 0603 1PCcE 440 1 1552458000 C0603X104K025T CAPMC 25V 1U K X7R 0603 1 44 7 1552458000 C0603X104K025T ___ CP 25 1U K X7R 0603 1 PCE 442 1552458000 C0603X104K025T ___ CP 25V 1U K X7ROG03 443 1552458000 C0603X104K025T CAP MC 25 10 K X7R 0603 1 444 7 1552458000 C0603X104K025T ___ CP 25V 1U K X7R 0603 1 445 1552458000 C0603X104K025T ___ CP 25V 1U K X7R 0603 1 4460 7 1552458000 C0603X104K025T ___ 25V 10 K X7ROG03 1 447 1552458000
34. 5A ViewSonic Corporation VX800 3 9 2 Complete Parts List VS Model Name VX800 3 ITEM VIEWSONIC P N REFERENCE NO MFG PART DESCRIPTION QTY UM SJA AU 0120 0033 3080005100 CABLE AUDIO 1 1800 BLK 99 4 A MC 0105 0017 308000520 18008 1PcE 5 M MS 0808 8033 3080412101 CABLE D SUB D SUB RGBBLKL 6 M MS 0808 8041 3080412401 CABLE DVI D DVI D SINGLE LINK 1PcE 7JA PC 0106 0229 3091101 __ 11830 BLACK US 8 M SCW 0824 0410 3100300000 SCREWM 0 5 6 S P 520 2 9 W SCW 0824 0391 3100300000 SCREWM 0 5 8 PAN S P 520 4JPCE 10 M SCW 0824 0391 310030000 ____ M 0 5 8 S P S20 1JPCE 11 M SCW 0824 0696 3102030800 SCREWMM4 078FLATCS10CZ 2 12 M SCW 0824 0690 3105051501 4 40 7 HEXH 4 40 3S 2 13 0824 0690 3105051501 SCREW M 4 40 7 HEXH 4 40 3S 2 14 WM SCW 0814 0601 31051200100 SCREWM M4 07 12 PAN C S P S1 15 W SCW 0814 06902 3105124000 JSCREWM M4 076 PAN C S18C NI 2 16 M SCW 0814 0692 3105124000 SCREWM M4 0 7 6 PAN C S18C NI 17 M SCW 0814 0693 3105124500 jSCREWMM4 O76FF CS18CZN 4 PCE 18 W SCW 0814 0603 3105124500 JjSCREWMM4 O7 6FF CS18C
35. 8 9 00 FF FF FF FF FF FF 00 5A 63 11 25 01 01 01 01 01 0 01 03 OE 24 10 78 2A 16 76 A2 5A 4B 97 24 18 4F 54 BF EF 00 81 80 01 01 01 01 01 01 01 01 01 01 01 01 01 01 30 2A 00 98 51 00 2A 40 30 70 13 00 65 1E 11 00 00 1E 00 00 00 FF 00 41 32 38 30 32 30 31 30 30 30 30 31 0A 00 00 00 FD 00 32 4B 1E 53 OE 00 0A 20 20 20 20 20 20 00 00 00 FC 00 56 58 38 30 30 2D 33 0A 20 20 20 20 20 00 AE 128 BYTES OF EDID CODE 0 1 2 3 4 5 6 7 8 9 00 FF FF FF FF FF FF 00 5A 63 11 F5 01 01 01 01 01 OC 01 03 80 24 1D 78 2A 16 76 A2 5A 4B 97 24 18 4F 54 BF EF 00 81 80 31 0A 01 01 01 01 01 01 01 01 01 01 01 01 30 2A 00 98 51 00 2A 40 30 70 13 00 65 1E 11 00 00 1E 00 00 00 FF 00 41 32 38 30 32 30 31 30 30 30 30 31 0A 00 00 00 FD 00 32 4B 1E 53 OE 00 0A 20 20 20 20 20 20 00 00 00 FC 00 56 58 38 30 30 2D 33 0A 20 20 20 20 20 00 03 120 ViewSonic Corporation 19 Confidential Do Not Copy 800 3 Appendix Label Printing ID LABEL D ELGG Serial Ae YUN T XXE DAMES Low Manufactured Dale January 2003 IR 2E h c Bar Code label Serial No Label ViewSonic VX800 VLCDS26105 1 Model Number Serial Number A28YYWWnnnnn ViewSonic Corporation EE s z ViewSonic VX800 il MODEL NUMBER VLCDS26105 1W SERIAL NUMBER A28YYWWhnnnnn x wan Cine
36. 8H REV 01 USED ON L18H CODE 00 MADE BY _ P CHANG DATE 11 28 2002 P N 2970035401 COMPONENT SIDE SIZE 1 1 ViewSonic Corporation ViewSonic Corporation 65 _ Confidential Do Not Copy VX800 3 DRAWING NO PM 1 18H 1 USED N 2 VO TO MADE Bv BETTALEE DATE 25 0 38 COMPON lys da TUOHTIW 2301 30 ViewSonic Corporation 66 9 Parts Lists 9 1 Recommended Spare Parts List Item ViewSonic P N Reference No Description Remaks 1 A AD 0114 0182 0993026502 POWER 90 264 12VDC COMPUTER USE 2 0106 0193 3070000501 AC POWER L1800 BLACKEURO O 3 A AU 0120 0033 3080005100 CABLE AUDIO L 1800 BLK PC99 O 4 0105 0017 3080005200 CABLE L 1800 BLK 99 5 5 0808 8033 3080412101 CABLE D SUB TO D SUB RGB BLKL j 6 M MS 0808 8041 3080412401 CABLE DVI D DVI D SINGLE LINK 1 7 0106 0222 3090119001 AC POWER CORDL1830BLACKUS 1 8 M SCW 0824 0410 3100300600 SCREW M 3 0 5 6 PAN C S P S20 7 PANELBRKT BACK CABINET _ 9 M SCW 0824 0391 3100300800 SCREW M M3 0 5 8 PAN C S P 520 LCDPANEL PANELBKT SCREW M 4 40 7 HEXH 4 40 3 5 SCREW M4 0 7 12 PAN C S P 51 SCREW T 93 1 27 8 PAN C S20C SCREW T 94 1 6 10 PAN C S18C SCREW T
37. 94 1 6 10 PAN C 18 SCREW T 94 1 6 12 PAN C S18C SCREW T 4 1 27 12 FPH S18C SCREW T 94 1 27 12 FPH C S18C 35 M MS 0808 4686 3200462800 PLATE AL PC VSC 3 BIRDLO O 36 M MS 0808 8151 3200641801 NAME PLATE AL 43 6 9 1 15T VIE 17 37 5 0808 7739 3200648800 NAME PLATE ABS 94HB VIEWSONIC O 38 M LB 0813 0763 3201942500 LABEL ID 16043 VSC VX800 3 12 39 M LB 0813 0700 3202207300 LABEL MIC IN 10 2 15 40 M LB 0813 0714 3202310700 LABEL HV WARNING 100 25 42 C BC 0302 0477 3360240100 R C ABS VSCO2B VX700 2 43 C BC 0302 0487 3360240600 CABINET BACK ABS 41 VX800 2 O 44 PL FK 0709 0114 3360727100 FUNCTION KEY ABS VSCO2BS7LFA1 ____ O 45 M CV 0830 2381 3360916300 ARM FRONT ABS 41 VX700 2 172 46 M CV 0830 2382 3360916400 REAR ABS 41 VX700 2 17 7 47 C FP 0301 0326 3361074400 F B ABS SV 651 800 2 48 M CV 0830 2384 3361204500 COVER BASE ABS 41 VX700 2 17 7 49 M CV 0830 2402 3361204800 COVER SPEAKER ABS 41 8002 12 27 50 M CV 0830 2403 3368205200 SPEAKER COVER ASSY LIBHMWOBAAW 1 51 C BC 0302 0479 3368213600 R C ASSY LTI7KMWOSAAW 52 M MS 0808 8159 3371004902 BRKTBASESPCCT 2ZNBLK ___ ___ O 53 M MS 0808 8160 3371005202 MECK SPCC T 2ZNBLUE 1 1 56 M CV 0830 2348 3372004201 COVER INVERT SECC T 06 18 59
38. AS A m METTI C s 73 m t a pae He S L UA Hd a exe ELM T 4 D E E F G H I Date 02 11 2003 LYREV 001 Drawn LPCHANG Checked Approved PART NO REV SHEET J PWB 035401 0 FILE NAME L18H Jerry Chiu LI7KMW 05AAW 02 11 2003 001 7 8 DESCRIPTION 02 11 200 LIBHMW 05AAW SCHEMATIC OF LCD MONITOR 1 T 2 3 4 5 6 7 9 10 Frame NameFR9 1ROOTTL ViewSonic Corporation 62 Confidential Do Not Copy VX800 3 1 2 l 3 4 5 6 7 8 9 10 C P 9 i P ico ON OFF TN L E D ali pei Lu F To F 5 l1 c G H Date 02 11 2 Drawn LP CHANG Checked Approved PART NO REV SHEET PWB 03600 FILE NAME 1181 Jerry 05AAW 5 END DESCRIPTION 02 11 1BHMW O5AAW x SCHEMATIC OF LCD MONITOR 1 3 4 5 i 6 7 8 9 10 ViewSonic Corporation Confidential Do Not Copy VX800 3 Frame Name FR9 1R00 TTL 8 PCB Layout THESE DRAWINGS t SPECIFICATIONS ARE THE LTA ELECTRONICS INC AND SHALL a DUCED OR USED AS THE BASIS FOR ACTURE OR SELL a APPARATUSES OR DES WITHOUT PERMISSION DRAWING NO 1 1
39. B gain will automatically be saved when exiting the factory Mode OSD menu 2 3 5400 k alignment 2 3 1 Use up or down key to move cursor to 5400 color temperature Then press 2 key to select 5400 color temperature adjustment 2 3 2 Use 2 to move cursor to r driver or g driver or b driver and then press up or down key to adjust it to meet ViewSonic Corporation 4o Confidential Do Not Copy VX8003 following chromaticity spec 5400 x 0 332 0 003 y 0 348 0 003 gt 180cd m2 2 3 3 Press 1 to exit 5400 color temperature adjustment and do another color temperaute adjustment The above result R G B will automatically be saved when exiting the factory Mode OSD menu 2 4 5000 k alignment 2 4 1 Use up or down key to move cursor to 5000 color temperature Then press 2 key to select 5000 color temperature adjustment 2 4 2 Use 2 to move cursor to r driver or g driver or b driver and then press up or down key to adjust it to meet following chromaticity spec 5000 gt 0 346 0 003 y 0 359 0 003 gt 180cd m2 2 4 3 Press 1 to exit 5000 color temperature adjustment and do another color temperaute adjustment The above result R G B gain will automatically be saved when exiting the factory Mode OSD menu 5 3 Factory Preset Setting 3 1 in factory mode OSD main menu select factory default setting Press 2 to confirm the selection 50 x Confid
40. C ABS 94HB 5140 D 180 1 GRM 79 4020372908 __ 380 5140 PLASTICABS94HB 5140 HF 380 1 GRM 80 7 4020372909 150 0150 5140 PLASTICABS94HB 5140 SD 0150 1 GRM 4020372014 7575140 PLASTIC ABS 94 5140 PA 757 1 GRM 82 M CV 0830 2402 3361204800 COVER SPEAKER ABS 41 VX800 2 83 4020371607 D 18041 5 5 4 41 80 1 67 GRM 84 4020371609 SD 015041 PLASTIC ABS 94 41 SD 0150 67 GRM 85 4020371614 PA 70741 PLASTIC ABS 94HB 41 707 67 GRM 86 C BC 0302 0479 3368213600 jR CASSYLI7KMWOSAAW 1PcE 87 M MS 0808 7739 320064880 JNAMEPLATEABSO4HB 1PcE 4020371607 D 18041 PLASTIC ABS 94HB 41 0 180 11 GRM 89 4020371609 SD 015041 PLASTIC ABS 94HB 41 SD 0150 11 GRM 90 4020371614 PA 70741 PLASTIC ABS 94HB 41 PA 707 11 GRM 91 C BC 0302 0477 3360240100 5 5 028 702 1JPCE 92 4020371607 10 18041 PLASTICABS94HB 41D 180 54 GRM 93 4020371609 SD 015041 PLASTIC ABS 94HB 41 SD 0150 54 GRM 94 4020371614 PA 70741 PLASTIC ABS 94HB 41 PA 707 54 GRM 95 M MS 0808 8159 3371004900 jBRKTBASESPCCT 2ZNBLK 1PcE 96 337100523 BRACKET HINGE SPCC 128 1156 T 1 PCE 97 M MH 0822 0002 337100500 5 MOUNTING SECC 98 M MH 0822 0004 3371005701 BRACKET KE
41. Hz 60Hz 72Hz 75Hz 85Hz VGA 60Hz 72Hz 75Hz 85Hz Dos text 70Hz Synchronization Horizontal 30 kHz to 82 kHz automatically Vertical 50 Hz to 75 Hz automatically Non interlaced Max Pixel Rated 135Mhz Resolution Horizontal 1280 dots Vertical 1024 lines 1 x Confidential Do Not Copy VX800 3 ViewSonic Corporation Active Display Horizontal 357 12 typical Area Vertical 285 696 mm typical Active display area is dependent upon signal timings Power Supply INPUT AC90V 264V 50 60 Hz Rating AC Power 60W Max On mode Consumption less than 3W Off mode w o audio cable connected Current Rating AC input 0 7 100 240V DC input 4 0A 12 0V Dimensions Net 435 0 W x 461 5 H x 180 6 D mm Gross 565 0 W x 525 0 H x 260 0 D mm Weight Net 7 0Kg Gross 9 7Kg Environmental Operating 0 to 50 C PANEL SURFACE Conditions Temperature 20 to 85 no condensation lt Operating Humidity wetbulb 29 degree C 20 to 60 Storage Temperature 5 to 85 no condensation lt Storage Humidity wetbulb 29 degree C Accessories AC power cord UL 1 8m AC power cord Schuko 1 8m Analog VGA cable 1 8m DVI D cable 1 8m Audio cable 1 Micphone cable 1 ViewSonic CD Wizard 1 Regulatory UL CSA or cUL CB Report CE FCC B DOC B TUV Ergo Standards which covers 15013406 2 TUV GS PCT GOST R with 20 Hygienic certificates
42. MoS 36 1 346014180X ABRACKETD SUB 38 346014190X BRACKETPANEL O 4 39 310901140X SCREWMS 05b O 1 40 310901140X SCREWMS 0 56 346T22320X SHIELD CANTE 42 _____________824095740 SPONGEPUFOAMTOU TI 310030060 SCREWM3 05 0 45 5600200113 MICROPHONEBDASSY O 46 e 324095580X RUBBERFOOT 47 337100490 BRACKETBASE o y y 48 M 310512450X SCREWM4 O J 6BLACK o 49 1 324095750X RUBBERFOOT lt 51 3509324XX D SUB TO D SUB RGB BLK 35320601XX MANUAL ASSEMBLY USED ON LT8HMW 05AAW ViewSonic Corporation 56 _ Confidential Do Not Copy 7 Schematic D agrams 1 2 3 4 5 6 7 8 9 10 m e DVDD33 Dc DEN e DHS e DVS POWER e SCALER 5706 Ri A0 Al GP10 17 ROM 170 0 7 PIN GPIO22 HC 4 TO 5 CN601 5 UART_DO ZUART_DI ANALOG gui KEY
43. NSINGTON SECC 1PcE _ 99 M CV 0830 2348 3372004200 COVERINVERTSECCT 0 6 18 100 M MS 0808 8223 3372005001 BRACKETR CSUBSECCT 12 2 PCE 102 W CV 0830 2369 3460119101 BRACKET REARCOVERSECC 1PcE 103 M MH 0822 0038 3460141801 BRACKETD SUBSECC211 5 23 8 1 PCE 104 M MH 0822 0010 3460141900 BRACKET PANEL SECC 4083262 T 1 PCE 105 M CV 0830 2396 3461223200 SHIELD CAN I F SPTH 219 5141 1 PCE 106 M MS 0808 8163 3461750601 1FPCE 107 M MS 0808 8164 3461750701 j HINGESUBASSYL 108 M MS 0808 8165 3463000000 509307 109 P FM 0602 0756 3500084701 END BLOCK EPS B 558 261 170 110 P FM 0602 0757 3500084801 j ENDBLOCKEPS T 558 261 170 1 PCE TT M MS 0808 T874 3500932401 IPE BAG 500 640 T 0 06 CLEAN _______ _ a TRAY 1166 1076 142H INSIDE 0 1 PCE 550582100 TUBE 1156 1066 1050 H LCD 19 a 5910807600 ANGLEPAPER2TSUSPSS 115 351087840 1140 1050 120 OJPCE 116 P BX 0601 0784 3512234900 7 CARTON 565 265 595 VSC VG800 2 3520026000 IPALLETFUMIGATED 1070 1140 120 OJPCE 70 Confidential Do Not Copy VX800 3 ViewSonic Corporation 118 M MS 0808 5135 352008200
44. OSWO0 2A70V SOT 23SE 484 204520700217 BAVOO DIOSWO0 2A70VSOT 23SE 1PcE 485 204520700217 BAVOO 7 DIOSWO0 2A70V SOT 23SE 1PcE 486 7 204520700217 BAVOO 7 DIOSWO02A70VSOT 23SE 487 204520700217 BAVOO DIOSWO0 2A70V SOT 23SE 488 204520700217 BAVOO jDIOSWO0 2A70VSOT 23SE 1PcE 489 204520700305 BAV7OLT 7 DIOSWO0 2A70V SOT 23 C C 1JPCE 490 204520700305 BAV7OLT DIOSWO 2A70V SOT 23C C 1JPCE 491 204520700307 BAV70235 DIOSWO0 215A 75V SOT 23 1JPCE 492 1 204520700307 BAV70235 7 DIOSWO0 215A 75V SOT 23 1PcE 493 204520700317 BAV7O DIO SW 0 2A 70V SOT 23 C C 4904 204520700317 0 DIOSWO 2A70V SOT 23C C 1JPCE 509 211522000217 MMBT3900 7 40 022 SOT 23 100 300 510 1 211522000217 MMBT3906 7 TR 40V 0 2A SOT 23 100 300 511 1 243600600031 SI9933ADY T1 FET 20V 3 4A0 075ohm SO 8P 1 514 2500075813 LM2576D2TR4 5 IC VOLT REG 5V D2PAK 5P TO 1 PCE sis 2500080410 LD1085CDT R_ IC REGULDOADJ3ADPAK 1PcE 516 2500080541 APL1085 UCTTR IC REGUADJ3ATO 252 1PcE 517 2500088136 XC61CC4402MR VOL DETECTOR 4 4V 50 23 1 58 1 2500092109 5 805050 IC VOLT REGU 5V 3A TO 263 5 1 519 2500223009
45. Q306 Pin 4 is Low voltage Check that Pin 3 is approximately 9V YES NO Check ICA2 pin11 Pin15 signal is Check ICA1 pin2 is about 12V FIG 17 NO Q306 failure YES NO Check ICA3 pin 4 6 Pin5 6 7 8 is12V 1 JA1 failure 2 IC400 pin123 failure is FIGI8 failure 2 1C400 pin 123 failure YES NO Check ICAS ICA6 pin 4 is Failure point about 5V 1 QA6 or 7 failure YES 5 or ICA6 failure NO 2 ICA3 failure 400 pin 125 failure ViewSonic Corporation 44 VX800 3 4 6 Show No Signal on screen Test pattern 32 gray 1280X1024 60HZ Check the signal level of R610 R611 R612 is FIG 5 FIG 6 and FIG 7 1 The video connector is disconnected 2 Signal cable is disconnected 4 7 Keypad can not work Check that the cable 1 fully connected between the Interface board and Key board YES Failure point Failure point 1 IC400 pin 1 4 42 43 46 The cable is disconnected 47 125 206 failure 2 TACT switch failure ViewSonic Corporation 45 800 3 5 Adjust Procedure CONTENTS A INSTRUMENT ALIGNMENT 1 PREPARATION OF MANUAL ALIGNMENT 2 COLOR TEMPERATURE ALIGNMENT 3 FACTORY PRESET SETTING 46 _ Confidential Do Not Copy 800 3 ViewSonic Corporation 5 1 Preparation of Manual Alignment 1 1 The alignment procedure is performed after unit has been completely assembled a
46. Service Manual ViewSonic VX800 3 Model No VLCDS26105 1W 18 Color TFT LCD Display VX800 3 SM 645 Rev 1a Feb 2003 ViewSonic 381 Brea Canyon Road Walnut California 91789 USA 800 888 8583 Copyright Copyright 2003 by ViewSonic Corporation All rights reserved part of this publication may be reproduced transmitted transcribed stored in a retrieval system or translated into any language or computer language in any form or by any means electronic mechanical magnetic optical chemical manual or otherwise without the prior written permission of ViewSonic Corporation Disclaimer ViewSonic makes no representations or warranties either expressed or implied with 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 Corporation All other trademarks used within this document are the property of their respective owners Revision History Description Of Changes Approval 02 11 03 Initial Reversion DCN 3047 ViewSonic Corporation _ Confidential Do Not Copy 800 3 PRECAUTIONS AND NOTICES Prior to using this manual please ensure that you have carefully followed
47. ZN 19 M SCW 0824 0413 3109011400 0 5 6 BIND C 5180 Z 2 20 W SCW 0824 0413 3109011400 SCREWT M3 0 5 6 BIND 5180 2 21 WM SCW 0824 0413 3109011400 SCREWT M3 0 5 6 BIND S18CZ 4 PCE 22 W SCW 0824 0413 3109011400 SCREWTMS3 O 5 6 BIND 5180 2 23 W SCW 0824 0413 3109011400 0 5 6 BIND 5180 Z 4 PCE 24 W SCW 0824 0413 3109011400 SCREWT 0 5 6 BIND 5180 2 5 PCE 25 W SCW 0824 0413 3109011400 SCREWT M3 0 5 6 BIND S18CZ 2 PCE 26 W SCW 0824 0413 3109011400 SCREWTMS3 O 5 6 BIND 5180 Z 2 27 W SCW 0814 0604 310901500 5 921278 520 28 M SCW 0824 0620 310902000 SCREWT 4 1 6 10 PAN C S18C 29 M SCW 0824 0620 3109020500 5 9416 0 518 30 M SCW 0824 0431 3109020000 SCREWT g4 1 6 12 PAN C 5180 31 M SCW 0824 0733 3109026000 SCREWT 94 1 27 12 FPH S18C 32 W SCW 0824 0733 3109026000 SCREWT 94 1 27 12 FPH S18C 33 M MS 0808 8040 311025000 WASHER SPRING SWRT_ 2FPCE 34 M MS 0808 8040 311025000 JWASHERSPRINOSWRT 2FPCE 35 M LB 0813 0712 3200449700 37 5 0808 8151 3200641801 NAME PLATE AL 43 6 9 1 15T VIE 1 PCE 38 M LB 0813 0384 3200712700 LABELCONTROL100 90 0 1 PCE 39 M LB
48. are 3H Panel Model number M180E1 L03 18 TFT Panel Interfaces Dual LVDS Optical performance Contrast ratio 500 1 Typical 400 1 Minimum Luminance of white center 250 nits Typical 200 nits Minimum White Uniformity 80 5 points measurement Chromaticity values red green blue center 0030 0 030 Color temperature 3 0 310 0 030 y 0 330 0 030 EBU 70 Min Colors True 8 bits 16 7M Viewing Angle H V CR gt 10 160 Min Film Not used wide viewing film Response time ms Typical Tr 15ms Tf 10ms Maximum Tr 20ms Tf 15ms Number of Back Light CECIL 6 Edge type back light Backlight hrs 50 000 hours minimum 60 000 hours typical ViewSonic Corporation VX800 3 2 7 Power Management Unit will enter power saving mode under the following conditions Power Management condition and status State Signals Power Video LCD LED Supply oo Pulses Active On Green Stand by I oer 2 8 FullScan Capability When the input display mode is not 1280x1024 the image area is changed as follows Flex Scan Mode C F Des Expansion1 640 350 2 29 1280x1024 Expansion2 7 64040 2 256 1280x1024 Expansion3 7 64040 2 213 1280 1024 4 _______ 720 400 178 256 1280x1024 Expansion5 800 600 16 71 1280x1024 Expansion6 832x624 154 164 1280x1024 Expansion 1024x768 125 1 33 1280
49. awaq Plaka 56 7 Schematic i DIagrams F e de cnn FE ne 57 8 PCB Layo Ue 64 9 Parts Gone o ENDS i edt LEE EE LE 67 9 1 Recommended Spare Parts List eere 67 9 2 Complete suyana ide tdg ute use arista apti iay ta eds 69 _ Confidential Do Not Copy 800 3 ViewSonic Corporation Engineering Specifications 1 1 Scope The following specifications are applicable to model VX800 3 18 inch color LCD monitor General Description Quick Reference LCD Chi Mei 18 0 SXGA TFT premium Size 18 0 inches diagonal Effective Display Size 357 12 mm X 285 696 mm typical Pixel Pitch 0 279 mm X 0 279 mm Resolution 1280 x 1024 dot SXGA Brightness 250 cd typ 200 min Contrast Ratio 500 1 typ 400 1 min Color 16 777 216 Viewing Angle Up 80 Down 80 min Left 80 Right 80 min CR gt 10 1 Surface treatment Anti Glare Input Signals RGB Analog 0 7 Vp p Positive Polarity 750 TTL level Separate sync Composite sync Digital Sync On Green TMDS Input connector Analog mini D sub 15 pin x 1 Digital DVI D x 1 Audio min Din 2 channel x 2 Micro phone jack Speaker 3W x 2 Main IC GM5120 Display Colors 16 777 216 Preset Timings SXGA 60Hz 75Hz XGA 60Hz 70Hz 75Hz 85Hz SVGA 56
50. down key to adjust the R B value corresponding to the selected item 5 5 2 Color Temperature Alignment Before manually adjusting color temperature set OSD contrast 8096 brightness 100 factory default enter into factory mode and select color temp manualiem 2 1 9300 k alignment 2 1 1 use up or down key to move cursor to 9300 color ViewSonic Corporation 13 Confidential Do Not Copy VX8003 Temperature Then press 2 key to select 9300 color Temperature adjustment 2 1 2 Use 2 to move cursor to r driver or g driver or b driver and then press UP or DOWN key to adjust it to meet Following chromaticity spec 9300 k 0 283 0 003 0 298 0 003 gt 150cd m2 2 1 3 Press 1 to exit 9300 color temperature adjustment and do another color temperature adjustment The above result R G B gain will automatically be saved when exiting the Factory mode OSD menu 2 2 6500 k alignment 2 2 1 Use up or down key to move cursor to 6500 color temperature Then press 2 key to select 6500 color temperature adjustment 2 2 2 Use 2 to move cursor to r driver or g driver or b driver and then press up or down key to adjust it to meet following chromaticity spec 6500 gt 0 313 0 003 0 329 40 003 gt 180cd m2 2 2 3 Press 1 to exit 6500 color temperature adjustment and do another color temperature adjustment The above result R G
51. e A A H frequency kHz 31 468 31 469 31 468 31 468 V frequency Hz 70 087 70 087 60 000 59 941 Pixel rate MHz 25 175 28 322 25 175 25 175 H total H front porch Thf V sync V total 1 1 Negative Negative Negative Negative Negative Negative Negative Heresoluon dots eso 640 4o V resolution ines oso 0 49 aso Signal name Symbo IBM 8514A SVGA SVGA SVGA SVGA Es 15 io Count 1024 1056 1040 1056 1048 1344 1328 H total H frontporen m pa 9 se he le ViewSonic Corporation 7 Confidential Do Not Copy T Ve k p b V back porch H syne Polariy Positive V syne Pola resolution dots Bo0 oo 60 5 RR H frequency kHz 58 099 60 023 68 677 63 981 tse po gt H back porch Count num H total T H front porch Thf X NC V syne pp p b V back porch Count num V total V front porch ViewSonic Corporation 18 Confidential Do Not Copy Negative Negative 1024 768 HD 720P Negative Negative Negative Negative 1024 768 800 3 Appendix EDID Code Analog 128 BYTES OF EDID CODE 0 10 20 30 40 50 60 70 80 90 100 110 120 Digital 10 20 30 40 50 60 70 80 90 100 110 0 1 2 3 4 5 6 7
52. ect controller and controller of IC400 to do image process Pin 114 controls Inverter enable or disable Pin 113 enable vcc for panel Pin 125 send a HI signal when audio is invalid send a LOW signal when audio is valid pin 5 receive HI signal from IC401 pin 3 to reset Pin 1 4 39 43 46 47 125 206 make key function operate when press key button receive LOW signal from key button Pin 51 52 communicate with 12404 EEPROM by C Pin 48 detect audio in Pin 51 52 do ISP in system program Pin 40 controls the brightness of panel Pin 41 42 controls LED orange and green on off Pin 123 control audio boards 12V on off Pin 126 control IC500 501 LVDS Transmitter on off ViewSonic Corporation Confidential Do Not Copy 1 3 Image Processor 400 gm5120 is an all in one image processor for displays with a dual analog and digital interface supporting resolutions up to SXGA It provides integrated ADC PLL and a DVI compliant TMDS receiver and MCU a high quality zoom and shrink scaling engine an on screen display OSD controller a microprocessor and many other functions in a single device This high level of integration enables simple flexible cost effective solutions featuring fewer required components The gm5120 chip has three ADC s analog to digital converters one for each color red green and blue and supports digital separate sync HSYNC VSYNC digital composite sync and analog composite sync als
53. eft speaker A directs more of the sound to the right speaker Balance Bass Treble adjusts the high treble and low bass frequency audio output Press 2 button to select bass adjustment Bass press V or A to adjust bass Treble press V or A to adjust treble Viewsonic Corporati n 24 Confidential Do Not Copy VX800 3 Mute ute Color Adjust Color Adjust 5500 5400 b 5000 Color Adjust provides four preset color adjustment 9300K 6500K 5400K 5000K for improved brightness and color saturation Press button 2 to select the preset color Press button or A to fine tune the color response 9300K Adds blue to screen image for cooler white used in most office settings with fluorescent lighting 6500K Adds red to screen image for warmer white and richer red 5400K Adds green to screen image for a darker color 5000K Adds blue and green to screen image for a darker color User color Individual adjustments for red R green blue B 1 To adjust selected color press or A 2 Press button 2 to set adjustment and select next color to adjust User Color Exit Select ViewSonic Corporation 5 Confidential Do Not Copy VX800 3 Information Information Resolution 1024 X 768 Frequency H 60KHz 75 0Hz Model No VLCDS26105 Serial No A28020101001 Web Site www ViewSonic com Ex
54. ential Do Not Copy VX800 3 ViewSonic Corporation 6 Mechanical Assembly BASE ASSEMBLY DRAWING NO PM 1 18H 91 USED ON L18H CODE 00 THESE DRAWINGS AND SPECIFICATIONS ARE THE MADE LP CHANG DATE w 42 200 IT BE REPRODUCED OR USED AS THE P N 2970035401 URI F APPARATUSI GR SE DEVICES WITHOUT PERMISSION ESOR SIDE SIZE 1 1 ViewSonic Corporation 51 Confidential Do Not Copy 800 3 9 4 1 6 10 z a 1 5 E gt L ANE E tees 02 gt DX gt lt x gt lt gt D 22146 FRONT BEZ 55 LA SCREW TAPPING 3 800 3 Confidential Do Not Copy N ViewSonic Corporation 5670190 PANEL AUDIO BD 4PCE 5 g ViewSonic Corporation 53 Confidential Do Not Copy 800 3 BASE ASSEMBLY ViewSonic Corporation 54 VX800 3 ViewSonic Corporation CUSHION 324XX PE CUSHION BOTTOM EPS BAG CABLE CABLE CABLE CABLE P AUDIO x1P BLACK EURO x1PCE 55 Confidential Not Copy 800 3 Mechanical Parts List
55. esizer and five low voltage differential signaling LVDS line drivers in a single integrated circuit These functions allow 28 bits of single ended low voltage TTL LVTTL data to be synchronously transmitted over five balanced pair conductors for receipt by a compatible receiver 34 x Confidential Do Not Copy VX800 3 ViewSonic Corporation DGG PACKAGE nr sal GND GND D1 na 51 DO 09 soli 010 EV DSGNTI Voc raw 212 i Dia f 45 Y1P GND a4 Did aaf LWOSGND 215 Di 41 1 72 CLKSEL CLKOLITM 017 381 CLKOLITP 018 381 1354 218 Y3P GND LvnsGNn PLLGND Hf 022 2 33 PLLGND 2 SATON 717 CLKIN D24 028 025 GND 020 When transmitting data bits DO through 027 are each loaded into registers upon the edge of the input clock signal CLKIN The rising or falling edge of the clock can be selected by way of the clock select CLKSEL terminal The frequency of CLKIN is multiplied seven times and then used to unload the data registers in 7 bit slices and serially The four serial streams and a phase locked clock CLKOUT are then output to LVDS output drivers The frequency of CLKOUT is the same as the input clock CLKIN The SN75LVDS83 requires no external components and little or no control The data bus appears the same at the input to the transmitter and output of the receiver with the
56. functions are programmable using the IIC BUS IPIN NAME DESCRIPTION REF Analog reference voltage 1 2 VDD VDD Supply input voltage Agnd Analog ground CO OO IN I U Treb_L Left channel input for treble control Treb R Right channel input for treble control RIN Audio processor right channel input Rout O Gain output amp input selector for right channel Loud_R Right channel loudness input Rin 3 Right channel input 3 10 Rin 2 Right channel input 2 11 Rin 1 Right channel input 1 12 Loud L Left channel loudness input 13 Lin 3 Light channel input 3 14 Lin 2 Light channel input 2 15 Lin 1 Light channel input 1 16 LIN Audio processor left channel input 17 Lout O Gain output and input selector for channel 36 x Confidential Do Not Copy VX800 3 ViewSonic Corporation 18 Bin L Left bass controller input channel 19 Bout L JO Left bass controller output channel 20 Bin R Right bass controller input channel 21 Bou JO Right bass controller output channel 22 RRout O Right rear speaker output 23 LRout O Left rear speaker output 24 RFout O Right front speaker output 25 LFout O Left front speaker output 26 Dgnd Digital ground 27 Date Date 28 ICA1 control amp regulate the voltage 12Vto9V to the 2
57. gister This product should not be placed in a built in installation unless proper ventilation is provided ii x Confidential Do Not Copy ViewSonic Corporation VX800 3 Content 1 Engineering Specifications 1 c a unc PE 1 12 Electrical GharacterisUes tierra utes Do ra aa Halae 3 1 3 Mechanical Characteristics 12 E Packet gua eR cert te re asin Nt nudis 13 1 5 Environmental Characteristics s daga 13 dao IMG 13 Appendix IPreset Signal 14 Analog timing mode 15 Digital timing mode table 17 ADDGDDC ste din aet aed cU sae ve BIHO COdE oodd onn 19 Mie TC T ahah aches 19 Bep RM TC cT 19 Ill 20 se 20 Bar Code label Serial No 8 20 2 Front Panel Function Control Description 21 2 1 UserControl TUDICHODS u au
58. it Manual Image Adjust Manual Image Adjust Fine Tune Sharpness Exit H V Position Press the 2 button to select H Position or V Position H Position moves screen image left or right V move screen image to left A moves screen image to right Press the 2 button to toggle between H or V Position V Position moves screen image up or down W move screen image down A moves screen image up 26 Confidential Do Not Copy VX800 3 ViewSonic Corporation H Size adjusts the width of screen image decreases Width of screen image A increases width of image Fine Tune Fine Tune Sharpness adjusts the clarity of a non SXGA 1280 x 1024 RGB signal Press V or A to adjust Setup Menu Setup Menu Resolution Notice OSD Position OSD Timeout OSD Background Touch Tone Exit Select 2 Confidential Do Not Copy VX800 3 ViewSonic Corporation Language Select allows the user to choose from available languages Language f 1 Exit Resolution Notice presses the V or A button to select the Enable or Disable the Resolution Notice Resolution Notice Disable Exit Select OSD Position press the 2 button to select the OSD H Position or OSD V Position OSD H Position moves OSD left A moves the OSD right OSD H Position 28 Confidential Do Not Copy VX800 3 ViewSonic Corporation OSD V Position V
59. m Up time minimum 30 minutes Measuring instrument TOPCOM BM 7 Luminance Meter Measuring distance 500 mm ViewSonic Corporation Confidential Do Not Copy Measuring angle 2 2 Degree Notes Note 1 Contrast ratio is defined as the following formula Brightness Luminance with all pixels at white Brightness with all pixels at black Contrast ratio Note 2 Viewing angle is measured as follows Normal 0 0 0 12 o clock H 90 6 clock Y 0 R 90 1590 Note 3 Definition of response time is as follows Response time is measured when the display data is changed from white to black 8 _ Confidential Do Not Copy VX800 3 ViewSonic Corporation White TFT OFF Black TFT ON White TFT OFF White 100 Optical E 99 Response 1096 _ lt TR TF Note 4 Judge points for brightness uniformity Brightness uniformity is judged at nine 9 points on display area Bmin BUNI Bmax Bmax Maximum Brightness Bmin Minimum Brightness 9 _ Confidential Do Not Copy VX800 3 ViewSonic Corporation 2 6 3 LCD Panel Mechanical Active Area mm 357 12 x 285 696 Pixel pitch mm 0 279 0 093x3 Mass typical g 2500 Panel dimensions WxDxH mm 404 0x322 2x20 2 mm typ Resolution 1280 x 1024 Surface Treatment with Haze value Anti gl
60. nd before set inspection 1 2 Before Alignment set should be burned in for over 30min 1 3 measuring equipment used Pre programmed chroma 2226 or equivalent products Color meter Minolta CA210 or equivalent products 210 mm CA110 1 4 methods to enter exit factory mode 1 4 1 Press 2 and down key and power on to set the monitor to the burn in mode 1 4 2 Press VOL 1 key and power on to set the monitor to the factory mode 1 4 3 To ensure the monitor is under factory mode check the status in the OSD menu screen Factory 800 3 01 10 2003 Factory Default Brightness Blacklevel AutoColor Initial EDID CopyColor Temp Gamma Otherwise follow the procedure described in session 1 4 1 to enter the factory mode again 47 Confidential Do Not Copy VX800 3 ViewSonic Corporation 1 4 3 Under factory mode press power key The monitor will exit factory mode and enter normal Display mode 1 5 methods to enter exit manual color alignment menu Under factory mode select color temp manual Item on factory OSD menu It will display the following color temperature adjust menu Color Temp Manual Use up and down to move cursor between items 9300 6500 5400 and 5000 Press j 2j to select which color temperature to be adjusted It will show following menu Use 2 key to switch g b driver Up or
61. ntial Do Not Copy VX800 3 2 3 4 3 Audio Connector 2 5 mm Stereo jack x 1 3 5mm Microphone jack x 1 2 3 5 Signal Timing 2 3 5 1 User Timing Mode memory Always do auto image adjust after timing mode change 2 3 5 2 Timing mode Change Maximum time for mode Change with auto image adjust 7 sec 2 3 5 3 Signal Timing Table The factory test input video signal is defined as the following table Preset H sync V sync SYNC POL Video Mode Description No Frequency Frequency YNC SYNC NODI 148 10 405070 VODE Bi468ri0KHz fooson F p 04000 MOD Bi468st0KHz Bos iioHz 64048060 MESA STANDARD _ BosrstoHz 4046069 MOD 5 _B7 8621 0KHz 2814102 F 4048002 VESA STANDARD NODIS 75 10 __ 4024607 VESA STANDARD 327 1 0KHz 850310 H 4048008 VESA STANDARD MOD 6 _B5 1621 0KHz 5625310 BOOXG00 65 __ ESA STANDARD MOD 9 _B7 88 1 0KHz BO3zsioHz BOOXGO0 60 __ VESA STANDARD MOD 10 W amp O T i0KHz y219s10Hz BOOXG00 72 VESA STANDARD MOD W amp S75 10KHz 50s10Hz f F 00 60005 STANDARD 121 387 10 BSOstOHz f B00XS005 STANDARD MOD 131 972 10 fasso 832624 MOD 14 8300 21 0KH2 BoostOHz 02498860 VESASTANDAFD MMOD 16 B amp oTsTOKHz g208s10Hz 024X 6802 ESA STANDARD 10247685 VESA STANDARD
62. o Image Adjust automatically sizes centers and fine tunes the video signal to eliminate waviness and distortion Press the 2 button to confirm to do auto adjust NOTE Auto Image Adjust works with most common video card If using the function Does not work on your LCD Display Lower the video refresh rate to 60 Hz and try again See computer or graphic card user guide to adjust refresh rate The panel may be manually tuned using the horizontal and vertical phase controls shown below Contrasts adjust foreground white level of screen image A increase contrast decease contrast 22 Confidential Do Not Copy VX800 3 ViewSonic Corporation t EFE Brightness Shortcut Before displaying the OnView menu press the V or A button to adjust Press button 2 to toggle between brightness and contrast Brightness adjusts backlight brightness level of screen image A increase brightness decease brightness Brightness f Contrast Input Select press V or A button to select Input Source Input Select Audio press V or A button to scroll desired menu option Press 2 button to select submenu option Balance Bass Treble Mute Exit Select Viewsonic Corporati n 23 Confidential Do Not Copy VX800 3 Volume increase the volume decreases the volume volume Balance adjusts the proportion of sound coming from each speaker V directs more of the sound to the l
63. o known as sync on green or SOC All sync types are supported without the need for external sync separation extraction circuits The gm5120 features four clock inputs All additional clocks are internal clocks derived from one or more of these four using Direct Digital Synthesis DDS TCLK is generated using an external crystal recommended or an external clock oscillator 1 Input Clock TCLK The external connection to the oscillator is via the TCLK and XTAL pads 14 3MHz crystal source is recommended as internal PLL and logic circuits derive the required clock frequencies from this single source by default Other crystal frequencies may be used but require custom bootstrapping and programming In lieu of using a crystal oscillator XTAL can be driven by a single ended TTL CMOS input clock e g for testing of the IC the TCLK pin should be grounded through a 2 7k pull down resistor to maintain the correct duty cycle for the clock 33 x Confidential Do Not Copy 800 3 ViewSonic Corporation 2 TMDS Differential Input Clock RC and RC 3 Video Clock VCLK input pin 4 Host Interface Transfer Clock HCLK for 6 Wire nibble SCL for 2 wire serial The gm5120 has an Input Format Measurement block the IFM providing the capability of measuring the horizontal and vertical timing parameters of the input video source This information may be used to determine the video format and to detect a change in the input format
64. py VX800 3 ViewSonic Corporation Reader s Response Dear Readers Thank you in advance for your feedback on our Service Manual which allows continuous improvement of our products We would appreciate your completion of the Assessment Matrix below for return to ViewSonic corporation Assessment A What do you think about the content after reading VX800 3 series Service Manual ngineering Specifications anel Control Description Circuit Description roubleshooting Flow Chart MEN BEEN NEN Adjust Procedure 1 1 L ___ Mechanical Assembly chematic Diagrams CB Layout arts Lists B Are you satisfied with the VX800 3 service manual C Do you have any other opinion or suggestion about this service manual Reader basic data Company Add E mail After completing this form please return it to ViewSonic Quality Assurance in the USA at facsimile 1 909 444 8654 You may also e mail any suggestions to the Director of Quality Assurance marc maupin viewsonic com
65. tage level of CN100 is approximately 12V YES NO YES NO Check CN301 pinl 100 failure FB100 FB101 F100 or power board failure failure 1512 pin5 is 5V YES Inverter failure Check IC400 Pin 114 failures ViewSonic Corporation 4 800 3 4 3 Display on Screen LED is green Is the backlight lit YES Check that the cable is fully Check that the cable is fully connected to CN500 connected between the Inverter and Interface board NO YES NO 1 Failure point Check 16500 C50 Pin47 FIG 13 The cable is Pin48 FIG 14 disconnected Pin39 FIG 15 40 FIG 16 The cable is disconnected YES Check CN301 pinl is12V NO pins is 5V YES Failure point Check IC502 1 IC500 IC501 failure Pin 2 4 is low voltage 2 IC400 failure YES NO Check IC502 1 502 failure 5 6 7 8 is About 5V NO IC502 failure ViewSonic Corporation 42 800 3 4 4 Check that CN100 Pinl is approximately 12V YES NO 12V 1 Power Board failure 2 Disconnected between CN100 and power board YES NO Check hat F100 Is 12V F100 failure YES NO pin 2 is about 5V FB100 FB101 failure NO 1 L200 failure 2 D200 failure 3 IC100 failure ViewSonic Corporation VX800 3 43 4 5 No Sound Test signal 1 5 sine waveform Check that ICA3 Pin 7 is approximately 12V YES Check that
66. x1024 Expansion8 1152x864 19 2801024 Standard 2804024 2809024 ViewSonic Corporation 12 Confidential Do Not Copy 1 3 Mechanical Characteristics 3 1 Dimensions Net 435 0 W x 461 5 H x 180 6 D mm Gross 565 0 W x 525 0 H x 260 0 D mm 3 2 Weight Net 7 0Kg Gross 9 7Kg 3 3 Base Rotation Tilt up 20 down 5 3 4 Labeling 3 4 1 ID Label Paste on Rear Cover Material Polyester s Color Black same as plastic color White Letter Size 50 W X 25 H mm Location Rear Back Label Contents Appendix 3 4 2 Bar Code Number Label Carton Box Material Art Paper Color White Base Black Letter Size 76 W X 76 H mm Location Carton Box Side Wall Contents Appendix III 3 4 3 Serial Number Label Rear Back Label Material Art Paper Color White Base Black Letter Size 25 W X 50 H mm Location Paste on Rear Back Label Contents Appendix 3 5 Serial Number Format Serial No PPP YY WW XXXXX x Serial No 5 digit Manufacturing week Last digit of manufacturing year Regional Product ID Code VX800 3 A28 12 x Confidential Do Not Copy VX800 3 ViewSonic Corporation 3 6 UPC Coding Code 39 format Worldwide Model UPC Code 766907 81271 8 1 4 Packaging 4 1 Carton Box Dimensions 565mm W x 525mm x 260mm D Color 4 Color printing box Material BC FLUTE or Equivalent double wall 1 5 Environmental Characteristics

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