ViewSonic VX2240W-4 Service Manual Download Page 53

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Summary of Contents for VX2240W-4

Page 1: ...ViewSonic VX2240W 4 Model No VS11985 22 Color TFT LCD Display Manufacture date NOV 2008 VX2240W 4 Service Manual...

Page 2: ...lar 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 re...

Page 3: ...Function Control Description 4 4 Circuit Description 9 5 Adjusting Procedure 16 6 Trouble Shooting Flow Chart 21 7 Block Diagrams 22 8 Schematic Diagrams 23 9 PCB Layout Diagrams 31 10 Exploded Diagra...

Page 4: ...mediately and consult your service technician Always unplug the monitor before cleaning it Clean the cabinet with a clean dry cloth Apply non ammonia based cleaner onto the cloth not directly onto the...

Page 5: ...tion Built in under 55W max 45W typ Power Cable Refer to Appendix G Analog Cable 1 8 m color black with PC 2001 and Hot Plug Detect DDC YES DVI D Cable 1 8m YES ViewSonic CD Wizard ViewSonic Quick Sta...

Page 6: ...1 15 Pin Number Pin Function 1 Red video input 2 Green video input 3 Blue video input 4 No Connection 5 Ground 6 Red video ground 7 Green video ground 8 Blue video ground 9 5V 10 H V sync ground 11 No...

Page 7: ...ontrol Description Use the buttons on the front control panel to display and adjust the OSD controls which display on the screen The OSD controls are explained at the top of the next page and are defi...

Page 8: ...5...

Page 9: ...plications Enabling this setting allows the LCD display to more accurately display colors the way they were originally intended Enabling the sRGB setting will cause the Contrast and Brightness adjustm...

Page 10: ...e serial number and the ViewSonic website URL See your graphics card s user guide for instructions on changing the resolution and refresh rate vertical frequency NOTE VESA 1680 x 1050 60Hz recommended...

Page 11: ...me the OSD screen is displayed For example with a 15 second setting if a control is not pushed within 15 seconds the display screen disappears OSD Background allows the user to turn the OSD background...

Page 12: ...built in noise reduction function to provide more stable video quality spread spectrum to provide low EMI solution sRGB for video color space convert and post pattern for manufacture test The display...

Page 13: ...10 Writer Ver 3 0 Setp1 Setup EasyUSB WriterV3 0 exe...

Page 14: ...11 Setp2 Enter...

Page 15: ...12...

Page 16: ...13 Step 3 Find Writer in this program Step 4 Option Configuration CHIMEI Confirm change...

Page 17: ...14 Step 5 Print to D Sub and DVI D Step 6 BIOS update Load File Auto Finish Choose tools for CMO The IIC speed catches by program Link Monitor which is update Link PC...

Page 18: ...15...

Page 19: ...utton on monitor keypad to Auto Adjust C The LCD monitor will start the Auto Adjust process automatically and run for 10 consecutive seconds during which time you will notice the image change 3 Firmwa...

Page 20: ...0Hz Test Pattern Full Screen 50 White Gray Inspection Item Bright Dot Particle Line Defect Mura 9 White Box Test Signal 1280 1024 60Hz Test Pattern Window standard pattern Inspection Item Particle Lin...

Page 21: ...creen Green Inspection Item Bright Dot Partial Line Defect 13 Blue Test Signal 1280 1024 60Hz Test Pattern Full Screen Green Inspection Item Bright Dot Partial Line Defect 14 Gray_Scale_0 100_V64 Test...

Page 22: ...0_H Horizontal 64 256 Gray Scale From 0 to 100 White Figure 2 3 Black Full Screen Black Figure 3 4 Red Full Screen 50 Red Figure 4 5 Green Full Screen 50 Green Figure 5 6 Blue Full Screen 50 Blue Figu...

Page 23: ...20 Figure 5 Figure 6 Figure 7 Figure 8...

Page 24: ...r If the other end of the video cable is not attached permanently to the LCD display tightly secure it to the LCD display Adjust brightness and contrast If you are using an Macintosh older than G3 you...

Page 25: ...22 7 Block Diagram MCU Scaler NT68665 Audio APA2068 KBoard Power Inveter 24C16 System 24C04 for HDCP 24C02 VGA 24C02 DVI VGA DVI LVDS Out...

Page 26: ...POL FSTHI F_D 0 19 B_D 0 19 PANEL_ON VCM_PWM GVON BSTHI SPK_R SPK_R SPK_L SPK_L 5V DVDD VGA_3V3 ADC_VAA MCU_VDD LIPS_5V KEY_UP KEY_DOWN AUTO_ADJ SOURCE_SELECT V33S CVDD1V8 B1 02_VGA RI1 RI1 SOGI GI1...

Page 27: ...9 5 11 12 13 14 15 10 RAI VGA_SDA VSI HSI BAI GAI VGA_SCL GND_POWER GND_POWER RAI VGA_5V C1 0402 47n 16V Y VGA_SDA VGA_SCL VGA_5V D1 BAV70W RoHS 1 2 3 C2 0402 47n 16V Y U1 AT24C02B 10TU 1 8 RoHS NC 1...

Page 28: ...CC R24 0402 100R 5 24C04_SDA 24C04_WP 24C04_SCL PVCC PVCC CVDD1V8 MUTE C24 0402 100n 16V Y R92 0402 0R 5 R22 0402 100R 5 DVDD U2 NT68665 RSTB 1 MCU_VCC 2 MCU_GND 3 RX2 4 RX2 5 AVCC 6 RX1 7 RX1 8 AGND...

Page 29: ...CU_VDD V33S 2 3 5 C64 LV101M016E055R 5V GND_POWER V5P R57 0402 33R 5 C37 NC 0402 100n 16V Y B5 0805 0R 5 1 2 C41 1206 10u 10V Y E R58 0402 33R 5 POL 3 C58 0402 100n 16V Y V18C1 TP 1 GND C60 0402 100n...

Page 30: ...1 3 2 RX2 3 RX2 3 RXC 3 RX2 RX2 RXC 3 CLK RXC RXC C45 NC 0402 100n 16V Y For 686x5 series DVI Read EDID Fail DATA2 RX2 RXC GND_POWER GND_POWER C47 NC 0402 100n 16V Y DVI_SCL CN5 2DS 0342 S01 RoHS DAT...

Page 31: ...3470KV05T 1 2 RIN LIN R87 NC 0402 0R 5 RIN R86 NC 0402 0R 5 RIN LIN GND LIN RIN GND AMP_SHDN 3 LIPS_5V 4 VOL_PWM 3 SPK_R 4 SPK_L 4 SPK_L 4 MUTE 3 SPK_R 4 U7 APA2068 SE BTL 13 ROUT 14 VDD 15 ROUT 16 MU...

Page 32: ...X03 SCH R125 R124 C106 R123 R126 R102 R101 R113 CX100 R110 R111 R106 Q100 1 2 3 CN100 D106 R104 U102 C103 3 4 2 1 LF100 D101 D100 D102 D103 C101 R128 DAC 19M020 AF INV R0C3X03 SCH DAC 19M020 AF INV R0...

Page 33: ...9 VDD 10 MODE 11 ONOFF 12 SEN2 13 SEN1 14 OPIN 15 OPOUT 16 IC200 1 2 CN201 D201 ZD200 R221 C230 C222 R210 R207 C202 C209 R204 C206 C205 C220 R213 C225 R225 C204 R200 R222 D202 R203 R226 F200 R202 R211...

Page 34: ...31 9 PCB Layout Diagrams...

Page 35: ......

Page 36: ...33 10 Exploded Diagram and Exploded Parts List...

Page 37: ...34...

Page 38: ...D018291 1 7 0M1G1740 8120 SCREW FOR STD MF 42 D020715 42 D000649 1 8 002G6008 2 SCREW 42 D015647 4 9 017G MBN1IUSIC000 MB 35 D019445 10 D024286 001071227_2 1 10 089G176C 15N17 FFC CABLE 15P 248 7mm 32...

Page 39: ...HINGE ASS Y40 D021919 N44GC010 1 MZ CUSHION LEFT 78 D022378 N44GC010 2 MZ CUSHION RIGHT 78 D022387 089G 728HAA DB D SUB CABLE 089G1738SAA600 D SUB CABLE 1800mm 32 D002132 089G1738JAA 23 D SUB CABLE 18...

Page 40: ...ASS Y 40 D021922 N52G 1VSC002 HY Security Tape 7345511002 N44GC010VSC 1A Shipping Draw 79 D022372 089G1748CAA AC SIGNAL CABLE DVI COMLINK main source 705GN734134 ZY STAND ASS Y 40 D021930 N52G 2191 0...

Page 41: ...7NC1 KEY BOARD 35 D021770 KEPC7NC3 KEY BOARD 35 D023591 main source N41G220296832A MANUAL 76 D022380 017G MBN1IUSIC000 MB 35 D019445 10 D024286 001071227_2 N07G0006 1 HW PALLET 78 D020542 750GLMC0KZ51...

Page 42: ...onductive Tape 60mm 24mm 0 06mm main source N52G 1211001 Conductive Tape 155mm 15mm 0 06mm N52G 1211001 HB Conductive Tape 155mm 15mm 0 06mm main source N52G 1VSC010 HB Conductive Tape 277mm 15mm 0 06...

Page 43: ...2438 main source 089G402A18NISC POWER CORD 32 D022438 705GN734133 ZY REAR ASSY 40 D021927 N40G0001968 2A S N LABEL 7741513161 N40G000196831A S N LABEL 77 D022381 N40G 22N96821C SAFETY LABEL 002G6008 2...

Page 44: ...LEFT 78 D022378 N44GC010 2 MZ CUSHION RIGHT 78 D022387 089G1738SAA600 D SUB CABLE 1800mm 32 D002132 089G1738JAA 23 D SUB CABLE 1800mm 32F3018003 089G 728CAAN00 D SUB CANBLE 1800MM 32 D002132 main sour...

Page 45: ...Shipping Draw 79 D022372 705GN734134 ZY STAND ASS Y 40 D021930 N52G 2191 01 TAPE 7345911004 050G 600 1 W WHITE STRAP 095G8014 2N00 WIRE HARNESS 2P 2P 20MM 32 D016783 095G8014 2N01 WIRE HARNESS 2P 2P 4...

Page 46: ...52G 1VSC011 ISOLATED TAPE 73 D018291 KEPC7NC3 KEY BOARD 35 D023591 N41G220296832A MANUAL 76 D022380 017G MBN1IUSIC000 MB 35 D019445 10 D024286 001071227_2 N07G0006 1 HW PALLET 78 D020542 750GLMC0KZ512...

Page 47: ...40G000196855A CARTON LABEL EDIDVSC22D001 CHECKSUM 0X09 EDIDVSC22A001 CHECKSUM 0XB4 N52G 1VSC006 HB Conductive Tape 60mm 24mm 0 06mm main source N52G 1211001 Conductive Tape 155mm 15mm 0 06mm N52G 1211...

Page 48: ...PE SHEET N40G000296824A POP LABEL 77 D022273 80GL22708DE POWER BOARD 27 D018867 main source 80GL22700YY POWER BOARD 27 D018868 089G414A18NIS6 POWER CORD 32E1818021 089G414A18NISC POWER CORD 32E181802...

Page 49: ...191 01 TAPE 7345911004 N41G780P968 1A WARRANTY CARD 78 D021250 050G 600 1 W WHITE STRAP 095G8014 2N00 WIRE HARNESS 2P 2P 20MM 32 D016783 095G8014 2N01 WIRE HARNESS 2P 2P 40MM 32 D015712 P45G 77001 enl...

Page 50: ...4 089G402A18N YH POWER CORD 32 D022438 089G402A18N IS POWER CORD TPV 32 D022438 089G402A18NISC POWER CORD 32 D022438 F40G 22N96821B SAFETY LABEL Diversity of TC6MNBDDNWVSNNN compared with TC6MNBDTNWVW...

Page 51: ...89G414A18N YH POWER CORD 32E1818021 N40G000296813B ZA QC PASS LABEL N40G000196858A S N LABEL 77 D022383 F40G 22N96821B SAFETY LABEL F40G000296822B ZA Supplier label N41G780P968 1A WARRANTY CARD 78 D02...

Page 52: ...t Procedure 6 Troubleshooting Flow Chart 7 Block Diagrams 8 Schematic Diagrams 9 PCB Layout Diagrams 10 Exploded Diagram and Exploded Parts List 11 Recommended Spare Parts List B Are you satisfied wit...

Page 53: ...www s manuals com...

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