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Service Manual 

ViewSonic N4200w-1(M)

Model No. VS10945-1M

42” LCD TV

 

 

 

 

 

 

 

 

 

 

 

 

 

   

(N4200w-1M_SM_Rev.1a_Apr.2006)

ViewSonic

®

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

Summary of Contents for N4200w-1 VS10945-1M

Page 1: ...Service Manual ViewSonic N4200w 1 M Model No VS10945 1M 42 LCD TV N4200w 1M_SM_Rev 1a_Apr 2006 ViewSonic 381 Brea Canyon Road Walnut California 91789 USA 800 888 8583 ...

Page 2: ...pecifically 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 Optiquest is a registered trademark of ViewSonic Corporation ViewSonic is a registered trad...

Page 3: ... tool equipment required 6 3 Specification 6 4 Front Panel Function Control Description 10 5 Adjustment Procedure 13 6 Exploded Diagram and Exploded Parts List 45 8 Schematic Diagrams 49 9 Wiring Diagram 63 10 PCB Layout Diagrams 64 11 Trouble Shooting Flow Chart 73 12 Recommended Spare Parts List 78 7 Block Diagrams 47 ...

Page 4: ...et 8 Protect the power cord from being tread upon or pinched particularly at the plug and the point where if emerges from the equipment Be sure that the power outlet is located near the equipment so that it is easily accessible 9 Only use attachments accessories specified by the manufacturer 10 Use only with the cart stand tripod bracket or table specified by the manufacturer or sold with the equi...

Page 5: ...any directions 9 In case that if a Module has to be put back into the packing container slot after once it was taken out from the container do not press the center of the CCFL Reflector edge Instead press at the far ends of the CFL Reflector edge softly Otherwise the TFT Module may be damaged 10 At the insertion or removal of the SIGNAL Interface Connector be sure not to rotate nor tilt the Interf...

Page 6: ...olarizer Surface of the LCD panel is pressed by fingers and that may cause Mura Take out the LCD TV with cushions Take out the LCD TV by grasping the LCD panel That may cause Mura Place the LCD TV on a clean and soft foam pad Place the LCD TV on foreign objects That could scratch the surface of the panel or cause Mura ViewSonic Corporation Confidential Do Not Copy N4200w 1 5 ...

Page 7: ...ereo Φ3 5mm x 1 RCA L R x 4 Compatibility PC Up to 1360 x 768 Non interlaced Resolution 1360 x 768 60 Hz Speaker Output 10W x 2 Power Voltage 90 240 VAC 50 60 Hz Display area Full Scan 930 25mm H x 523 01 mm V 36 62 inch H x 20 59 inch V Operating Temperature 32 F to 104 F 0 C to 40 C conditions Humidity 0 to 95 no condensation Altitude To 10 000 feet 3 000m Storage Temperature 4 F to 140 F 20 C t...

Page 8: ...0 60Hz Yes Yes 640 480 72Hz Yes Yes 640 480 75Hz Yes Yes 800 600 56Hz Yes Yes VESA 800 600 60Hz Yes Yes 800 600 72Hz Yes Yes VESA 800 600 75Hz Yes Yes MAC 832 624 75Hz Yes Yes VESA 1024 768 60Hz Yes Yes 1024 768 70Hz Yes Yes VESA 1024 768 75Hz Yes Yes 1280 720 60Hz Yes Yes 1280 720 75Hz Yes Yes VESA 1280 768 60Hz Yes Yes 1280 768 75Hz Yes Yes VESA 1280 1024 60Hz Yes Yes 1280 1024 75Hz Yes Yes 1360...

Page 9: ...ue Video 4 GROUND 5 GROUND 6 Red Video Ground 7 Green Video Ground 8 Blue Video Ground 9 Mandatory 5V Supply for PC Bypass 10 Sync Ground 11 GROUND 12 Bi directional Data SDA for PC Bypass 13 Horizontal Sync 14 Vertical Sync 15 Data Clock SCL for PC Bypass Connector pin assignments for HDMI cable HDMI 19 pins HDMI connector is designed to match with HDMI digital signal cable the pin assignment is ...

Page 10: ...ViewSonic Corporation Confidential Do Not Copy N4200w 1 9 ...

Page 11: ...own Decrease volume or adjust a highlighted control decreasingly while in OSD menu D Volume Up Increase volume or adjust a highlighted control increasingly while in OSD menu E CH Down Channel down Scroll down F CH Up Channel up Scroll up G Power Turn the power ON OFF ViewSonic Corporation Confidential Do Not Copy N4200w 1 10 ...

Page 12: ...able terminals of your DVD player D HDMI 2 Have one HDMI cable terminals of your DVD player E VGA Connect the VGA cable output of PC to the VGA terminal input F PC STEREO Connect the Audio in cable from audio output of your PC to the audio input terminal ViewSonic Corporation Confidential Do Not Copy N4200w 1 11 ...

Page 13: ... F L Connect Video Audio cable from compatible devices into the side jack G VIDEO Connect the external video device such as VCR DVD and video game into this jack H S V2 Connect the external video device such as VCR DVD and video game into this jack I R Connect Audio cable from compatible devices into the side jack J L Connect Audio cable from compatible devices into the side jack K Pr Cr Connect t...

Page 14: ... in Power Switch POWER S W B Make sure the system is Power on status C Do Factory Preset under the OSD Setup menu D Press the POWER key to turn off system E Press the POWER key to turn on system 5 3 2 Calibration in VGA or HDTV source Adjustment 1 VGA calibration verification A Timing 1280x720 60Hz B Pattern 16 gray C Connect VGA port to VG 849 or VG859 D Press INPUT key to open the Main Source In...

Page 15: ...r Calibration item in the factory OSD and press VOL key then the Calibration will be auto adjusted I After Step H check Gray Patten on both Main Window and Sub Window with HDTV1 YPbPr signal If Color Shift exists or Gray Step Saturation is abnormal do Step A H again 5 4 Adjusting Procedures 5 4 1 Function Test Video Audio Receiving Test I PC FUNCTION CHECK Test Equipment Color Video Signal Pattern...

Page 16: ...attern Specification Remark 1 Frequency and Tracking Fine Line Moire Eliminate visual wavy noise Figure 1 2 Contrast Brightness 16 Gray Scale 16 gray levels should be distinguishable Figure 2 3 Boundary Horizontal and Vertical Thickness Horizontal and Vertical position of video should be adjustable to be within the screen frame Figure 3 4 RGB Color Performance RGB Color Intensities Contrast of eac...

Page 17: ...Thickness Pattern Figure 3 R Color Pattern Figure 4 Fine Line Morie Pattern Figure 1 Gray Scale Pattern Figure 2 G Color Pattern Figure 5 B Color Pattern Figure 6 ViewSonic Corporation Confidential Do Not Copy N4200w 1 16 ...

Page 18: ...ach LCD TV should be warmed up for at least 30 minutes with the following conditions a In room temperature b With full white screen RGB and Black c With cycled display modes Full White Pattern Figure 7 Dark Screen Pattern Figure 8 Black White Pattern Figure 8 ViewSonic Corporation Confidential Do Not Copy N4200w 1 17 ...

Page 19: ...o Interface YPbPr 2 Check Picture Unclear color steps snowinterference unclear gray steps water waves and unclear crosstalk can not happen Picture must be vivid and clear Audio must have no noise ViewSonic Corporation Confidential Do Not Copy N4200w 1 18 ...

Page 20: ...function test and alignment each LCD TV should be warmed up for at least 30 minutes with the following conditions a In room temperature b With full white screen RGB and Black c With cycled display modes Test Display Modes Pattern ViewSonic Corporation Confidential Do Not Copy N4200w 1 19 ...

Page 21: ...rence unclear gray steps water waves and unclear crosstalk can not happen Picture must be vivid and clear Audio must have no noise IV HDMI INTERFACE FUNCTION TEST Test Equipment 1 PC 2 VG859A ViewSonic Corporation Confidential Do Not Copy N4200w 1 20 ...

Page 22: ...1280 x 1024 60Hz 12 1360 x 768 60Hz 13 480I 60Hz 14 480p 60Hz 15 720p 50Hz 16 720p 60Hz 17 1080i 60Hz Function Test Display Pattern Item Test Content Pattern Specification Remark 1 Frequency and Tracking Fine Line Moire Eliminate visual wavy noise Figure 1 2 Contrast Brightness 16 Gray Scale 16 gray levels should be distinguished by bare eyes Figure 2 3 Boundary Horizontal and Vertical Thickness H...

Page 23: ...k Screen The numbers of dead pixels should be compliant with the spec Figure 7 8 7 White Balance White and Black Pattern Figure 9 Horizontal Vertical Thickness Pattern Figure 3 R Color Pattern Figure 4 Fine Line Morie Pattern Figure 1 Gray Scale Pattern Figure 2 ViewSonic Corporation Confidential Do Not Copy N4200w 1 22 ...

Page 24: ...G Color Pattern Figure 5 B Color Pattern Figure 6 Full White Pattern Figure 7 Dark Screen Pattern Figure 8 Black White Pattern Figure 8 ViewSonic Corporation Confidential Do Not Copy N4200w 1 23 ...

Page 25: ...adjusting F Color temperature verification Warm x 0 3 0 03 y 0 31 0 03 STD x 0 285 y 0 293 Cold x 0 274 y 0 286 HDMI Mode A Test Equipment CA210 Astro 859 B Timing 1280 720 60Hz C Pattern full white D LCD TV should be run in and warmed up for at least 30 minutes E Color temperature adjusting F Color temperature verification Warm x 0 3 0 03 y 0 31 0 03 STD x 0 285 y 0 293 Cold x 0 274 y 0 286 POWER...

Page 26: ...DTV1 HDTV2 YPbPr YCbCr brightness signal cable Green Component signal cable Red Blue Audio cable Left White Right Red sound track VIDEO AUDIO OUTPUT TEST 1 HDTV AV output A 42 LCD display in AV pattern inputs the CVBS signal the output meets HDTV HDTV links to another 42 LCD display sending HDTV pattern Examines two 42 LCD display whether they show same images But their sound doesn t affect each o...

Page 27: ...ase do the following procedures to upgrade it to the latest version 1 Power on the target system Information Display 2 Connect the supplied cable from the PC s RS 232 port to the target system s update port as shown in Figure 1 3 Launch FlashUpgrader utility Use the figure shown in Figure 2 to set the application Figure 1 ViewSonic Corporation Confidential Do Not Copy N4200w 1 26 ...

Page 28: ...system Please verify the COM port selection in the FlashUpgrader utility is correct 5 Select Choose in the FlashUpgrader dialog box as shown in Figure 3 to browse for the appropriate appcode inf file Figure 3 Figure 2 ViewSonic Corporation Confidential Do Not Copy N4200w 1 27 ...

Page 29: ...r shows Waiting for target reset message reset the system by clicking Reset key SW1 as shown in Figure 5 9 When downloading completes click Finish and power cycle the system 10 Select Factory Preset under the OSD Setup menu 11 Power Off and then Power On LCD TV again Firmware update procedure completes Figure 4 Figure 5 ViewSonic Corporation Confidential Do Not Copy N4200w 1 28 ...

Page 30: ...0 software user s manual 9 PC CPU PentiumIII 800 or above OS Microsoft Windows 98 2000 xp Memory 128 MB or above CD ROM Driver For software installation 3 Interface Cable 4 DVI RS 232 Cable 5 DVI to HDMI cable 7 VGA Cable 6 VGA RS 232 Cable ViewSonic Corporation Confidential Do Not Copy N4200w 1 29 ...

Page 31: ...de Reader connects with keyboard and PC keyboard port 5 Update HDMI EDID Use DVI RS 232 Cable and DVI HDMI cable connect D8330 card to LCD TV 6 Execute DDC exe Select N4200w HDMI1 or N4200w HDMI2 model 7 Press F4 or buttom and use Barcode to input the data serious number The system would check the length of input data The function implement successfully would show the pass screen as below D8330 Ca...

Page 32: ...V 9 Execute DDC exe Select N4200w VGA model 10 Press F4 or Use Barcode to input the data serious number The system would check the length of input data The function implement successfully would show the pass screen as below ViewSonic Corporation Confidential Do Not Copy N4200w 1 31 ...

Page 33: ...D TV in PE bag and seal the bag Figure 2 1 4 Put the LCD TV on the bottom cushion Figure 3 1 5 Put all the accessories into the top cushion Figure 4 1 6 Cover the Carton on LCD TV and seal it with tape Figure 5 1 Power Cable 2 VGA Cable 3 Manual 4 Remote Control 5 Batteries 6 Speakers 7 Screws Figure 1 Figure 2 Figure 3 Figure 4 ViewSonic Corporation Confidential Do Not Copy N4200w 1 32 ...

Page 34: ...k cover from LCD TV 1 1 Unscrew 6 screws to remove Stand 1 2 Unscrew 3 screws to remove Cover wireless 1 3 Unscrew 1 screw to remove Cove DTV 1 4 Unscrew 3 screws to remove IO Box Stand Figure 5 ViewSonic Corporation Confidential Do Not Copy N4200w 1 33 ...

Page 35: ...1 5 Unscrew 11 screws that secure Back cover 1 6 Disconnect 2 speak cables to remove Back cover Cover wireless Cover DTV IO Box Back cover ViewSonic Corporation Confidential Do Not Copy N4200w 1 34 ...

Page 36: ...2 Disassembly of IO Board 2 1 Unscrew 6 screws to remove IO Box Up 2 2 Unscrew 5 screws to remove IO Board IO Box Down IO Board IO Box Up ViewSonic Corporation Confidential Do Not Copy N4200w 1 35 ...

Page 37: ...D Board 3 1 Unscrew 5 screws that secure ground loop on cables 3 2 Unscrew 2 screws to remove Keypad set 3 3 Disconnect all the cables on Main Board Power Module AC IN Board Keypad Board IR Board and Panel Keypad Board ViewSonic Corporation Confidential Do Not Copy N4200w 1 36 ...

Page 38: ...3 4 Unscrew 1 screw to separate Keypad Board 3 5 Unscrew 7 screws to remove Main Board Switch Housing Key Keypad Board Main Board ViewSonic Corporation Confidential Do Not Copy N4200w 1 37 ...

Page 39: ...3 6 Unscrew 6 screws to remove Power Module 3 7 Unscrew 3 screws to remove AC IN Board Power Module AC IN Board ViewSonic Corporation Confidential Do Not Copy N4200w 1 38 ...

Page 40: ...3 8 Unscrew 8 screws to remove 2 Gaskets Gasket ViewSonic Corporation Confidential Do Not Copy N4200w 1 39 ...

Page 41: ...3 9 Unscrew 8 screws to remove Chassis 3 10 Remove 2 Cables Chassis ViewSonic Corporation Confidential Do Not Copy N4200w 1 40 ...

Page 42: ...3 11 Unscrew 2 screws to remove IR LED set 3 12 Unscrew 2 screws to separate IR LED Board IR LED Board Lense Housing LED ViewSonic Corporation Confidential Do Not Copy N4200w 1 41 ...

Page 43: ...4 Disassembly of Panel 4 1 Unscrew 15 screws to remove Front cover Front cover ViewSonic Corporation Confidential Do Not Copy N4200w 1 42 ...

Page 44: ...4 2 Unscrew 16 screws to remove 2 Corbel MB Corbel panel and Corbel panel R Corbel Panel Corbel Panel R Corbel MB ViewSonic Corporation Confidential Do Not Copy N4200w 1 43 ...

Page 45: ...4 3 Unscrew 6 screws to remove Bracket panel Bracket panel Panel ViewSonic Corporation Confidential Do Not Copy N4200w 1 44 ...

Page 46: ... 7 9 8 11 10 12 13 14 15 16 17 18 19 20 21 23 24 25 22 28 29 30 31 26 27 32 33 34 35 36 37 38 39 40 42 43 44 41 6 Exploded Diagram and Exploded Parts List ViewSonic Corporation Confidential Do Not Copy N4200w 1 45 ...

Page 47: ...TOP SECC 1 21 N A 6051B0065001 COVER I O REAR PC ABS 1 22 N A 6052B00040301 SCREW PAN WASHER M4 12 0mm MACH 10mm 3 2 8 23 N A 6054B0069901 FOOT RUBBER 10mm 31mm 7 24 N A 6053B0073901 STAND MAIN AL ALLOY 2 25 N A 6053B0074001 BASE MAIN STAND AL ALLOY 1 26 N A 1510B0166101 ASSEMBLY LEFT SWITCH 1 27 N A 1510B0166201 ASSEMBLY RIGHT SWITCH 1 28 N A 6053B0080601 COVER DTV SECC 1 29 N A 6052B0040401 SCRE...

Page 48: ...C IN TTL EP387A AV2_AUD SC1_IN PW328 I2SOD HDMI IR LED YPbPr MUXIN1 Keypad PW9701 YPbPr I2SID3 PowerBoard BKL I2SID0 SIL9021 Flash_8Mbit HD2x3 SD0 YC328 AV1 S1 HD1x3 IR Board CVBS RClamp0514M DebugBoard MUXIN1 MAX232 RGB3 Keypad PWM PCx3 DSUB HD1_AUD C1_VID HD2 AV2_VID PC_AUD AV2_AUD HDMI2 HD1 AV1_AUD HDMI1 PC HD2_AUD Y1_VID AV1_VID C2_VID Y2_VID 7 Block Diagrams 7 1 N4200w 1M schematic block diag...

Page 49: ...V 0 3633A NJW1148FP1 9V 0 045A SIL9011CLU 1 8V 0 263A 3 3V 0 314A LM1117 3 3 LM1117 1 8 FQ1236 MK3 H3 5V 0 16A LC370W01 A6 12V 0 68A 24V 7 5A LM4910MA 5V 0 015A 9V 0 02A LM1117 ADJ 12V 0 02A LM1117 3 3 5V 0 5588A 5VS I 0 086 I 0 236A 5V 0 263A 5V 0 511A LM1117 ADJ LM1117 ADJ 12V 0 317A 12V 0 045A TL072CD 12V 0 01A 5V 3A LM1117 3 3 5V 0 537A POWER CONVERTER 5VS 12V 24V 5V 220V FM6038TM2 5AN 3 3V 0 ...

Page 50: ...ADC2 14 OPEN R31 1 2 0 5 0 5 R531 2 V12SW LVDS 14 BKLPWR 1 R5 1 2 R736 10K 5 1 2 V33 PW328 1 2 OPEN R802 1 2 0 5 2 3 3 4 4 5 5 6 6 14 15 R734 10K 5 10K 5 R8 1 2 CN13 89401 0610 1 1 2 4 4 5 G 6 G 2K 1 R701 1 2 1 2 B 3 C 1 E CN40 4P 53398 0490 1 1 2 2 3 3 10K 5 R740 1 2 R841 0 5 1 2 SST3904 Q2 2 V33 PW328 2K 1 R57 1 2 5 5 6 6 7 7 8 8 9 9 10K 5 R9 1 1 1 10 10 G 11 12 G 2 2 3 3 4 4 0 5 1 2 V33 PW328 0...

Page 51: ... 12 13 14 6 12 13 6 12 13 0 047UF_16V 1 2 6 12 13 6 12 13 12 13 C78 0 047UF_16V 1 2 R76 39_5 1 2 C65 L28 CCM_0805_10N_F 1 2 C63 0 047UF_16V 1 2 1 2 12 0 047UF_16V C62 1 2 12 R59 1 05M_1 1 2 13 6 12 13 R727 OPEN C774 0 1UF_16V 1 2 47PF_50V C86 1 2 5 5 6 6 7 7 8 8 9 9 C767 0 1UF_16V 1 2 3 30 30 31 31 32 32 33 33 34 34 35 35 36 36 37 37 38 38 4 4 2 20 20 21 21 22 22 23 23 24 24 25 25 26 26 27 27 28 2...

Page 52: ... AC20 EXTMCLK EXTRSTEN AD9 AE26 NMI RD AD16 AE10 RESETB AC19 ROMOE AE17 ROMWE AF24 D12 D13 AF23 D14 AD20 AD21 D15 D2 AD24 AE23 D3 AF26 D4 D5 AC22 AD23 D6 D7 AE22 D8 AE15 A7 AC14 AF15 A8 A9 AD14 AF10 ADR24B CS0 AF18 AD18 CS1 AE24 D0 D1 AC23 D10 AD22 AC21 D11 AC11 A18 A19 AD12 AE16 A2 A20 AE12 A21 AF12 A22 AC9 A23 AD10 AF16 A3 A4 AC16 AD15 A5 A6 PW328_20L U11 A1 AC15 A10 AC12 A11 AE14 AC13 A12 A13 A...

Page 53: ...6 7 8 8 8 47_5 RS26 1 2 3 3 4 5 6 7 8 C707 0 1UF_16V 1 2 C10 0 1UF_16V 1 2 47_5 RS24 1 2 C14 0 1UF_16V 1 2 8 RS17 3 2 1 4 5 8 7 6 1 2 3 4 5 6 7 8 47_5 V25_PW328 C719 0 1UF_16V 1 2 47_5 RS13 47_5 RS14 1 2 3 4 5 6 7 8 0 1UF_16V C714 1 2 C703 0 1UF_16V 1 2 47_5 RS25 1 2 3 4 5 6 7 8 RS30 47_5 1 2 3 4 5 6 7 8 C701 0 1UF_16V 1 2 47_5 RS11 1 2 3 4 5 6 7 8 7 8 1K_1 R12 1 2 E12 F4 VDDQ9 RS23 47_5 1 2 3 4 5...

Page 54: ...95 47 5 1 6 12 6 12 47 5 RS44 1 2 3 4 5 OPEN C154 1 2 7 12 1 2 C126 0 22UF 16V 1 2 14 1 2 8200PF 50V C832 1 2 13 C161 68PF 50V 7 8 V33SWB C159 68PF 50V 1 2 C839 0 22UF 16V FSRAS P10 FSWE P9 47 5 RS41 1 2 3 4 5 6 FSD14 R5 T5 FSD15 P6 FSD2 FSD3 N6 P7 FSD4 FSD5 N7 FSD6 P8 FSD7 N8 R8 FSD8 T8 FSD9 FSDQM T9 R10 FSBANK0 N10 P11 FSBANK1 FSCAS N9 FSCLK R9 FSD0 P5 FSD1 N5 R7 FSD10 FSD11 T7 FSD12 R6 FSD13 T6...

Page 55: ... P13 18VSS19 18VSS2 G20 P14 18VSS20 18VSS21 18VDD32 AB21 AB22 18VDD33 18VDD4 F11 F12 18VDD5 18VDD6 F13 18VDD7 F17 F18 18VDD8 F19 18VDD9 18VSS1 G7 18VSS10 M12 M13 AA19 18VDD23 AA20 18VDD24 AA21 18VDD25 AA22 AB9 18VDD26 18VDD27 AB13 18VDD28 AB14 18VDD29 AB15 F8 18VDD3 18VDD30 AB19 AB20 18VDD31 18VDD12 18VDD13 H6 J5 18VDD14 J6 18VDD15 K5 18VDD16 18VDD17 K6 AA9 18VDD18 AA13 18VDD19 18VDD2 F7 18VDD20 A...

Page 56: ...33D7 G13 H13 V33D8 V33D9 J13 C1050 0 1UF_16V 1 2 V33ADC7 M5 M4 V33ADC8 D10 V33D1 K13 V33D10 V33D11 L13 V33D12 M10 M11 V33D13 M12 V33D14 V33D2 D11 V33D3 D12 D13 V33D4 V33A1 V33A2 G4 H4 V33A3 V33A4 G8 E9 V33A5 L8 V33ADC1 L7 V33ADC2 V33ADC3 L6 L5 V33ADC4 L4 V33ADC5 M6 V33ADC6 G6 V18D4 E11 E12 V18D5 G12 V18D6 V18D7 J12 L10 V18D8 V18D9 L12 V18P1 H5 J5 V18P2 J6 V18P3 V18SP E7 M7 K6 GND7 K5 GND8 GND9 K4 ...

Page 57: ... Q12 126 25 OGND1 75 OGND2 90 OGND3 OGND4 108 OGND5 120 OGND6 135 5 OVCC0 OVCC1 26 OVCC2 76 89 OVCC3 OVCC4 104 INT 87 MCLKIN MCLKOUT 88 MUTEOUT 77 100 NC0 93 NC1 83 NC_SD1 82 NC_SD2 81 NC_SD3 121 ODCK 4 OGND0 DVCC0 35 DVCC1 94 DVCC2 24 GND0 80 GND1 91 GND2 106 GND3 115 GND4 127 GND5 138 GND6 HSYNC 2 19 DACVCCG 16 DACVCCR 13 1 DE DGND0 73 DGND1 36 95 DGND2 DSCL0 32 30 DSCL1 DSDA0 31 29 DSDA1 74 28 ...

Page 58: ...131 IBO6 129 128 IBO7 IBO8 127 IBO9 125 IDEN 140 GNDPLLIO IBE0 93 92 IBE1 IBE2 90 IBE3 89 87 IBE4 86 IBE5 IBE6 84 IBE7 83 81 IBE8 80 IBE9 GND33_2 43 49 GND33_3 61 GND33_4 73 GND33_5 85 GND33_6 97 GND33_7 114 GND33_8 126 GND33_9 158 GNDPLLC 161 GNDPLLD 156 55 GND18_4 67 GND18_5 79 GND18_6 91 GND18_7 103 GND18_8 108 GND18_9 6 GND33_0 19 GND33_1 170 GND33_10 186 GND33_11 202 GND33_12 GND18_0 25 GND18...

Page 59: ...TP 1 L728 B1000AS220M_P3 1 2 0 68UF_25V C E 2 R766 150K_5 1 2 R776 1 5K_5 1 2 C895 47UF_20V 1 D_GND Q33 MMB3904 1 B 3 47K_5 1 2 R781 20K_5 1 2 47K_5 R773 1 C917 1 D_GND R788 33K_5 1 2 R782 R784 47K_5 1 2 C933 150PF_50V 1 2 47UF_20V R771 22K_5 1 2 R769 150K_5 1 2 C904 10UF_35V 1 1N4148 D25 2 1 V_12_A 9 7V 75K_5 R785 1 2 SST3906 Q31 B 2 3 C E 1 1 2 R778 20K_5 1 2 D26 40V_3A_1W 2 1 VSA1_2 29 VSA2_1 V...

Page 60: ... 4 3 2 1 8 7 6 5 11 6 7 8 11 LPVDD L734 CB 201209 102 1 2 RS5 8 8 9 9 47 5 RS6 1 2 3 4 5 24 24 25 25 26 26 3 3 4 4 5 5 6 6 7 7 17 17 18 18 19 19 2 2 20 20 21 21 22 22 23 23 1 1 10 10 11 11 12 12 13 13 14 14 15 15 16 16 OPEN R41 1 2 11 11 11 16 87832 2620 CN60 1 2 3 4 5 6 7 8 16 11 11 1 2 3 4 5 6 7 8 RS9 47 5 1 2 3 4 5 6 7 8 47 5 RS3 1 2 3 4 5 6 7 8 RS8 47 5 11 C1136 0 1UF 16V 1 2 11 RS1 47 5 11 0 ...

Page 61: ...1 2 12 1 2 OPEN R911 1 2 VCCA HD VCCA HD VCCSW 3 14 CB 201209 110 L32 1 2 C139 0 1UF 25V 1 2 6019A0243201 PI5V330Q U19 AGND 8 DA 4 7 DB 9 DC DD 12 15 EN IN 1 S1A 2 OPEN R928 1 2 R929 OPEN 1 2 VCCA HD 2 L48 CB 201209 110 1 2 R922 OPEN 1 2 13 CB 201209 110 L37 1 2 L36 CB 201209 102 1 OPEN R925 1 2 VCCA HD VCCA HD VCCA HD 2 R945 0 5 1 2 R946 0 5 1 2 OPEN R908 1 2 0 5 R944 1 1 2 L748 CB 201209 110 1 2...

Page 62: ... R95 47 5 1 6 12 6 12 47 5 RS44 1 2 3 4 5 OPEN C154 1 2 7 12 1 2 C126 0 22UF 16V 1 2 14 1 2 8200PF 50V C832 1 2 13 C161 68PF 50V 7 8 V33SWB C159 68PF 50V 1 2 C839 0 22UF 16V FSRAS P10 FSWE P9 47 5 RS41 1 2 3 4 5 6 FSD14 R5 T5 FSD15 P6 FSD2 FSD3 N6 P7 FSD4 FSD5 N7 FSD6 P8 FSD7 N8 R8 FSD8 T8 FSD9 FSDQM T9 R10 FSBANK0 N10 P11 FSBANK1 FSCAS N9 FSCLK R9 FSD0 P5 FSD1 N5 R7 FSD10 FSD11 T7 FSD12 R6 FSD13 ...

Page 63: ...67 1 2 470PF_50V C191 1 2 VCCG VCCG D19 2 3 1 R194 0_5 1 2 CB_201209_110 R191 1 2 R197 10K_5 1 2 BAV99 L77 1 2 BAV99 D10 2 3 1 75_5 12 13 CB_201209_110 OPEN R139 1 2 12 13 1 2 R192 0_5 1 2 VCCG VCCG 2 VCCG VCCG BAV70 D20 1 2 3 L75 CB_201209_110 6 7 7 8 8 9 9 VCCG VCCG 0 1UF_16V C186 1 14 15 15 16 G 17 G 2 2 3 3 4 4 5 5 6 CN17 SYN_7519S_15G2_08 LAYOUT_03 Monet_PAL_MB_0805 1 1 10 10 11 11 12 12 13 1...

Page 64: ...eft Speaker Right Speaker 6017B0062401 CN46 CN47 CN40 CN19 CN41 CN45 6017B0062201 6017B0062301 6017B0062801 CN59 CN60 CN6 6017B0062601 6017B0062701 CN51 CN52 6017B0063301 6017B0063201 6017B0063001 6017B0063101 ViewSonic Corporation Confidential Do Not Copy N4200w 1 63 ...

Page 65: ...10 PCB Layout Diagrams 10 1 Main PCB Top View ViewSonic Corporation Confidential Do Not Copy N4200w 1 64 ...

Page 66: ...10 2 Main PCB Bottom View ViewSonic Corporation Confidential Do Not Copy N4200w 1 65 ...

Page 67: ...10 5 IR Board Top View 10 6 IR Board Bottom View 10 3 Keypad Board Top View 10 4 Keypad Board Bottom View ViewSonic Corporation Confidential Do Not Copy N4200w 1 66 ...

Page 68: ...10 7AC in Board Top View ViewSonic Corporation Confidential Do Not Copy N4200w 1 67 ...

Page 69: ...10 8AC in Board Bottom View ViewSonic Corporation Confidential Do Not Copy N4200w 1 68 ...

Page 70: ...10 9 IO Board Top View ViewSonic Corporation Confidential Do Not Copy N4200w 1 69 ...

Page 71: ...10 10 IO Board Bottom View ViewSonic Corporation Confidential Do Not Copy N4200w 1 70 ...

Page 72: ...10 11 Power Top View ViewSonic Corporation Confidential Do Not Copy N4200w 1 71 ...

Page 73: ...10 12 Power Bottom View ViewSonic Corporation Confidential Do Not Copy N4200w 1 72 ...

Page 74: ...t NO NO 12V on L1 L49 remove CN46 CN47 replace power board 5V on L9 L14 check 12V 5V YES NO Check PW328 replace X1 PW328 is working YES NO YES Replace Keypad board Check CN6 Check wire harness ViewSonic Corporation Confidential Do Not Copy N4200w 1 73 ...

Page 75: ...YES HDMI NO NO YES Check Jack6 Jack Check audio Check U10 Check Jack2 Check audio Replace U10 Check U8 Check Jack2 Check audio input Check CN13 CN14 Check audio input Check U43 Replace U8 Replace U43 Check speaker ViewSonic Corporation Confidential Do Not Copy N4200w 1 74 ...

Page 76: ...Replace Jack8 Check U15 U19 Replace U15 U1 Check U11 Check U54 Check U51 Replace U54 Replace panel Check panel Check panel power board Check power for U11 U9 U5 X1 Check power for U51 CN45 CN59 Replace U51 Check LVDS Wire harness YES NO YES YES NO NO NO YES YES NO YES NO NO YES NO YES NO YES YES NO ViewSonic Corporation Confidential Do Not Copy N4200w 1 75 ...

Page 77: ...heck U46 U55 U56 U47 U57 U58 Replace U46 U55 U56 U47 U57 U58 Check U40 Replace U40 Check U54 Replace U54 Check U51 Check panel power 24V Check panel power board Replace panel Check power for U51 CN45 CN59 Replace U51 Check LVDS wireharness NO NO YES YES YES YES NO YES YES NO NO NO NO NO NO YES NO YES ViewSonic Corporation Confidential Do Not Copy N4200w 1 76 ...

Page 78: ...k U23 X3 Check U11 Check power for U11 U9 U5 X1 Check U54 Replace U54 Check U51 Check power for U51 CN45 CN59 Replace U51 Check Lvds wireharness Check panel power 24V Check panel power board Replace panel NO NO YES YES NO NO YES NO NO YES YES NO YES YES NO ViewSonic Corporation Confidential Do Not Copy N4200w 1 77 ...

Page 79: ...065701 1 35 CABLE ROUND 3POS 120mm I AC CB 00005562 6017B0063401 1 36 Documentation LABEL AGENCY 183 6mm 51 6mm USA DC 00005539 6060B0182201 1 37 LABEL BLANK 76 2mm 76 2mm USA DC 00005540 6060B0189501 1 38 LABEL BLANK 50 8mm 25 4mm 288519 008 DC 00005541 6060B0146401 1 39 LABEL SECURITY 7mm 7mm USA DC 00005542 6060B0190001 1 40 LABEL BLANK 028 49 14 DC 00005543 60600509X309 1 41 QUICK START GUIDE ...

Page 80: ... HW 00005522 6053B0080401 BRACKET MAIN STAND SECC 2 28 C 00005523 6053B0080501 COVER WIRELESS SECC 1 29 M 00005573 6051B0056601 PLUG DEBUG PC ABS 1 30 PL 00005530 6054B0096401 GASKET CHASSIS REAR CASE CATER 3 31 N A 6052B0040201 SCREW PAN M3 0 8mm TAP 5 5mm 2 4 32 N A 6052B0040401 SCREW PAN M4 6 0mm MACH 7 0mm 1 33 C 00005531 6053B0080601 COVER DTV SECC 1 34 C 00005532 6053B0074101 CASE REAR SECC ...

Page 81: ...SE HOLDER 2P V PRESS 2 8X8 0 2 89 N A 6014B0017001 FILTER LINE 1KHz DIP 30X30mm 4 1 90 N A 6052B0040201 SCREW PAN M3 0 8mm TAP 5 5mm 2 1 91 C 00005571 6051B0053001 HOUSING FRONT CASE PC ABS 1 92 N A 6052B0040201 SCREW PAN M3 0 8mm TAP 5 5mm 2 2 93 PL 00005546 6051B0052801 LENS LED FRONT ACRYLIC 1 94 C 00005570 6051B0052901 HOUSING LED REAR PC ABS 1 95 N A 6026B0028402 JACK RCA 2X2 6P NICKEL DIP TR...

Page 82: ... FM 15P 7519S 15G2 08 SUY 1 152 N A 60120IA14380 CONN ML 4P 53398 0490 MLX 2 153 N A 60120IA14320 CONN ML 8P 53398 0890 MLX 1 154 N A 6011A0022601 DIODE SCH 40V 3A 1W SMD SMA TA 8 155 N A 6011A0020001 DIODE LED BLUE 1608 30mcd 130D 1 156 N A 6010A0049701 CAPACITOR CHIP 1pF 50V C NPO 0 4 157 N A 6010A0046901 CAPACITOR CHIP 1uF 25V K X5R 0 4 158 N A 6010A0035601 CAPACITOR AL SMD 470uF M 16V 8 5 159 ...

Page 83: ...9T RES CHIP 1 05M 1 1 10W 0603 T 3 215 N A 60130B10400Z RES CHIP 100K 5 1 10W 0603 TA 1 216 N A 60130B10300Z RES CHIP 10K 5 1 10W 0603 TAP 41 217 N A 60130B10200Z RES CHIP 1K 5 1 10W 0603 TAP 16 218 N A 60130B10100Z RES CHIP 100 5 1 10W 0603 TAP 10 219 N A 60130B10019T RES CHIP 1K 1 1 10W 0603 TAP 2 220 N A 60130B20019T RES CHIP 2K 1 1 10W 0603 TAP 4 221 N A 60130B18400T RES CHIP 180K 5 1 10W 0603...

Page 84: ...0Z CAP CHIP 102 K 50V X7R TAP 060 4 271 N A 60100718020Z CAPACITOR CHIP 18pF J 50V NPO 6 272 N A 60100747120Z CAPACITOR CHIP 470pF J NPO 50V 3 273 N A 6010073340CT CAPACITOR CHIP 0 33uF K 10V X5 9 274 N A 60130B51009T RES CHIP 510 1 1 10W 0603 TAP 1 275 N A 60130B75000Z RES CHIP 75 5 1 10W 0603 TAP 17 276 N A 60130BA0003T RES CHIP 0 5 1 8W 0805 TAP 6 277 N A 60130B47100T RES CHIP 470 5 1 10W 0603 ...

Page 85: ...d Exploded Parts List 7 Block Diagrams 8 Schematic Diagrams 9 Wiring Diagram 10 PCB Layout Diagrams 11 Trouble Shooting Flow Chart 12 Recommended Spare Parts List B Are you satisfied with this Service Manual Item Excellent Good Fair Bad 1 Service Manual Content 2 Service Manual Layout 3 The form and listing C Do you have any other opinions or suggestions regarding this service manual Reader s basi...

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