ViewSonic N3235w-2M Service Manual
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ViewSonic N3235w-2M Service Manual

32” lcd tv
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Service Manual
ViewSonic N3235w-2M
Model No. VS11770-2M
32" LCD TV
(N3235w-2M_SM Rev. 1a Apr. 2008)
®
ViewSonic
381 Brea Canyon Road, Walnut, California 91789 USA - (800) 888-8583

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  • Page 1 Service Manual ViewSonic N3235w-2M Model No. VS11770-2M 32” LCD TV (N3235w-2M_SM Rev. 1a Apr. 2008) ® ViewSonic 381 Brea Canyon Road, Walnut, California 91789 USA - (800) 888-8583...
  • Page 2 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.

  • Page 3: Table Of Contents

    6. Trouble Shooting Flow Chart..............59 7. Block Diagram .....................63 8. Schematic Diagrams..................64 9. PCB Layout Diagrams .................75 10. Exploded View And Exploded Parts List ..........80 11. Recommend Spare Parts List..............83 ViewSonic Corporation N3235w-2M Confidential - Do Not Copy...

  • Page 4: Precautions And Safety Notices

    (IEC60950 or UL1950), or be applied exemption. (14) The LCD module is designed so that the CFL in it is supplied by Limited Current Circuit (IEC60950 or UL1950). Do not connect the CFL in Hazardous Voltage Circuit. ViewSonic Corporation N3235w-2M Confidential - Do Not Copy...
  • Page 5 Do not touch the surface that may cause “Mura” of the polarizer. Take out the monitor with cushions Taking out the monitor by grasping the LCD panel. That may cause “Mura” ViewSonic Corporation N3235w-2M Confidential - Do Not Copy...
  • Page 6 Place the monitor on a clean and soft foam pad. Placing the monitor on foreign objects. That could scratch the surface of the panel or cause “Mura” ViewSonic Corporation N3235w-2M Confidential - Do Not Copy...

  • Page 7: Specification

    Typical. 0.35 V Audio Characteristics: AF Output Level Measured via LP 20 kHz Typical. 0.35Vrms Filter, RMS Decoder, 75us De-emphasis 10% (max.) 44 dB (min.) Compatible system TUNER NTSC/ATSC Compatible system AV NTSC M ViewSonic Corporation N3235w-2M Confidential - Do Not Copy...
  • Page 8 50 ± 3 Hz, 60 ± 3 Hz Input Frequency Range Input Current 3.0A @ 115VAC // 1.5A @ 230VAC Power Supply Inrush Max in < 80A (with fully loaded power supply) at 230Vac ViewSonic Corporation N3235w-2M Confidential - Do Not Copy...
  • Page 9 5. Firmware & OSD The product firmware of VS11770-2M shall have a firmware version of V:P01 or later version. Any changes/revisions afterward shall also be pre-approved by ViewSonic in written. For VS11770-2M, its firmware shall have a built-in frequency table for NTSC/ATSC off-air TV/CATV, Closed-Caption, and with MTS implementation.
  • Page 10 Power Key - PANTONE 032C (RED) Color Key Pads – PANTONE 11C & PANTONE 5C(Cool Gray) Texts Printed on Front Cover and Key Pads - PANTONE 427C, PANTONE 433C(Black) VS key-code & protocol Protocol ViewSonic Corporation N3235w-2M Confidential - Do Not Copy...
  • Page 11 Sample Sample of textured color chips, plastic material specification, and Material Safety Data Sheets shall be submitted to ViewSonic prior to Mass Production Release. In addition, all exterior surfaces shall have uniform texture/color. The maximum acceptable gap between the buckets to bezel plastic pieces shall be within 1.5 mm.

  • Page 12: Front Panel Function Control Description

    Power LED Indicator Lights up in blue when the TV is turned on. Lights up in amber when the TV is in standby mode. Remote Control Receiver Receives IR signals from the remote control. ViewSonic Corporation N3235w-2M Confidential - Do Not Copy...
  • Page 13 Connect the S-Video cable from the compatible device to this connector on the rear panel of the LCD TV. Air/Cable input jack Connect the coaxial (RF) connector from Antenna/ Cable/ Digital cable. ViewSonic Corporation N3235w-2M Confidential - Do Not Copy...
  • Page 14 If both are connected, S-Video signal has priority. N3235w / N3735w --- VIDEO: S-Video input [8] --- AUDIO: AV/ S-Video signal Audio input [13] N2635w --- VIDEO: S-Video input [8] --- AUDIO: AV/ S-Video signal Audio input [21] ViewSonic Corporation N3235w-2M Confidential - Do Not Copy...
  • Page 15 N3235w / N3735w --- VIDEO: VGA signal input [4] --- AUDIO: VGA/ HDMI 2 Audio input [16] N2635w --- VIDEO: VGA signal input [4] --- AUDIO: VGA/ HDMI 2 Audio input [23] ViewSonic Corporation N3235w-2M Confidential - Do Not Copy...
  • Page 16 ( For China area ) ( For Hong Kong area ) ( For China area ) ( For Hong Kong area ) ( For China area ) ( For Hong Kong area ) ViewSonic Corporation N3235w-2M Confidential - Do Not Copy...
  • Page 17 Press to display the Electronic Program Guide (EPG). It contains the program information for the channel you’re watching. ＊ The picture here shows an example of the GUIDE screen in a DTV source. ViewSonic Corporation N3235w-2M Confidential - Do Not Copy...
  • Page 18 Press to turn the OSD (On-Screen Display) menu on. When in OSD menu, press to exit or return to the previous page. Note: As for N2635w-2M, there are no FREEZE, ZOOM, and WIDE keys. ViewSonic Corporation N3235w-2M Confidential - Do Not Copy...
  • Page 19 Skip Scan at this step, you can still perform channel scan in Menu. 4. The channel scanning now starts. To interrupt scanning, press MENU at any time. 5. After you complete the Initial Setup, press ENTER to exit the wizard. ViewSonic Corporation N3235w-2M Confidential - Do Not Copy...
  • Page 20 (It shows all or some of the information about Input, Channel, Resolution, Audio Type, etc., depending on what input source it is in) ＊The picture here shows an example of the INFO screen in a DTV source. ViewSonic Corporation N3235w-2M Confidential - Do Not Copy...
  • Page 21 2. Press ▲ or ▼ to select the required input source between TV, AV, S-Video, YPbPr 1, YPbPr 2, VGA, HDMI 1, or HDMI 2. 3. To confirm the selection, press ENTER. ViewSonic Corporation N3235w-2M Confidential - Do Not Copy...
  • Page 22 4. Press ▲ or ▼ to select the control with II►, such as “Color Temperature”, “Auto Adjust”, “VGA”, “Auto Scan”, “Channel Skip”, “Time Setup”, “Close Caption”, “Memory Recall”, then press ENTER or ► to perform the function or enter detailed settings. ViewSonic Corporation N3235w-2M Confidential - Do Not Copy...
  • Page 23 ENTER button to enter “Channel Skip” setting. 3. Press ▲ or ▼ to select the channel you want to skip, and check or uncheck it with ENTER button. 4. Press MENU to exit. ViewSonic Corporation N3235w-2M Confidential - Do Not Copy...
  • Page 24 To perform custom digital caption style settings, select “Digital Caption Style” to “Custom”, then use ▲ or ▼ to select desired controls, ◄ or ► to adjust detailed settings. 4. Press MENU to exit. ViewSonic Corporation N3235w-2M Confidential - Do Not Copy...
  • Page 25 A (all types of content) D (sexsual dialog) L (adult language) S (sexual situations) V (violence) FV (fantasy violence) 2. Press ENTER to set or reset each area. 3. Press MENU to exit. ViewSonic Corporation N3235w-2M Confidential - Do Not Copy...
  • Page 26 16 ans+ (not appropriate for children of less than 16 years) 18 ans+ (reserved to adults) 2. Press ENTER to set or reset the rating level. 3. Press MENU to exit. ViewSonic Corporation N3235w-2M Confidential - Do Not Copy...
  • Page 27 1. Press ▲ or ▼ to select “Input Block”, then press ▲ or ▼ to select the input source from which you want to block. 2. Press ENTER to block or unblock the input source. 3. Press MENU to exit. ViewSonic Corporation N3235w-2M Confidential - Do Not Copy...
  • Page 28 2. Press ▲ or ▼ to select the “Setup” menu. 3. Press ENTER or ► to enter “Setup” menu. 4. Press ▲ or ▼ to select “Memory Recall”, then press ENTER to restore the factory default setting. ViewSonic Corporation N3235w-2M Confidential - Do Not Copy...
  • Page 29 TV channels. Auto Scan: To auto scan TV and DTV channels. • Channel Skip: To skip channels. • MTS: To select audio mode. • Audio Language: To select available audio language. • ViewSonic Corporation N3235w-2M Confidential - Do Not Copy...
  • Page 30 - Window Color: To select window color. - Window Opacity: To select window opacity. DCR: To turn on/off the DCR (Dynamic Contrast Ratio) • function. Memory Recall: To restore the factory default settings. • ViewSonic Corporation N3235w-2M Confidential - Do Not Copy...
  • Page 31 If you forget your initial password,you can press"3660"to resume. "MENU" Lock & Un-lock: Pressing "Vol+" and "Vol-" from Front Panel Keys. "POWER" Lock & Un-lock: Pressing "Vol+" and "MENU" from Front Panel Keys. ViewSonic Corporation N3235w-2M Confidential - Do Not Copy...

  • Page 32: Circuit Description

    New advanced motion adaptive de-interlacer converts accordingly the interlace video into progressive one with overlay of a 2D Graphic processor. Advanced full function color processing with fully 10-bit path provides high quality video contents. Independent two ViewSonic Corporation N3235w-2M Confidential - Do Not Copy...
  • Page 33 It incorporates a processor for system control. The processor issues instructions to control the peripheral via I²C. DDR SDRAM is externally connected to the MT538x, the unified memory allows all internal decoders can share data, which reduces external memory types and capacities. ViewSonic Corporation N3235w-2M Confidential - Do Not Copy...
  • Page 34 The serial audio signals that coming from MT8292 are put into MT538x for DSP and audio effect processing. The serial audio signals output from MT538x go into the MT8292 for doing digital-to-analog conversion and then put analog audio signals into the IC TFA9815. Two DAC ViewSonic Corporation N3235w-2M Confidential - Do Not Copy...
  • Page 35 -127 dB to +12 dB and digital de-emphasis function. The IC TFA-9815 is a class-D amplifier that can be output power of 10Watts per channel on a 6-ohm load speaker when using a 12V power supply operation. ViewSonic Corporation N3235w-2M Confidential - Do Not Copy...

  • Page 36: Adjustment Procedure

    4.After adjusting, switch to FULL WHITE and check the value of each color. Preset color for N3235W2M x=0.283±0.030 y=0.298±0.030 1.4.3 Power Consumption Check ( VGA MODE ) A. TIMING: 1360 x 768@60Hz ViewSonic Corporation N3235w-2M Confidential - Do Not Copy...
  • Page 37 After final QC step, we must to erase all saved changes again and restore the factory defaults. You should do “Memory Recall” again. Turn off the LCD TV by pressing “Power” button. ViewSonic Corporation N3235w-2M Confidential - Do Not Copy...
  • Page 38 613.75 655.00 614 – 620 615.25 619.75 661.00 621.25 620 – 626 625.75 667.00 626 – 632 627.25 673.00 631.75 632 – 638 633.25 637.75 679.00 639.25 639 – 644 643.75 685.00 ViewSonic Corporation N3235w-2M Confidential - Do Not Copy...
  • Page 39 635.75 677.00 336 – 342 337.25 383.00 636 – 642 637.25 693.00 341.75 641.75 342 – 348 343.25 347.75 389.00 642 – 648 643.25 647.75 689.00 348 – 354 349.25 353.75 395.00 ViewSonic Corporation N3235w-2M Confidential - Do Not Copy...
  • Page 40 B.CHANNEL36: Check whether the color of the color bar is normal. C.CHANNEL69: Turn RF attenuator and check the critical point of the change of the image’s S/N is under LEVEL<45~85> dBu, regards as normally. ViewSonic Corporation N3235w-2M Confidential - Do Not Copy...
  • Page 41 16.666ms 13.328ms 16.666ms V TOTAL 12.800ms 15.880ms 12.795ms 15.880ms V DISPLAY 0.448ms 0.600ms 0.466ms 0.600ms V B-Porch 0.064ms 0.124ms 0.050ms 0.124ms Vs Width 0.000ms 0.000ms 0.000ms 0.000ms V Border H/V Sync Interlace ViewSonic Corporation N3235w-2M Confidential - Do Not Copy...
  • Page 42 H B-Porch 1.310us 1.037us H Width 0.000us 0.000us H Border 16.662ms 16.661ms V TOTAL 16.097ms 16.005ms V DISPLAY 0.377ms 0.594ms V B-Porch 0.126ms 0.047ms Vs Width 0.00ms 0.00ms V Border H/V Sync Interlace ViewSonic Corporation N3235w-2M Confidential - Do Not Copy...
  • Page 43 DDC Card RS-232 cable Barcode Reader VGA Cable N3235W2M LCD TV DDC Card RS-232 Cable VGA Cable Barcode Reader 2.2 Setup Procedure 2.2.1 Connect VGA Card and DDC Card with RS-232 cable. ViewSonic Corporation N3235w-2M Confidential - Do Not Copy...
  • Page 44 2.2.4 Connect Power Cord to N3235W2M LCD TV. 2.2.5 Press ‘MENU’and ‘ENTER’ at the same time, then go into the BURN IN MODE. 2.3 DDC Key In Procedure 2.3.1 run DDC exe 2.3.2 Choose model number the ViewSonic Corporation N3235w-2M Confidential - Do Not Copy...
  • Page 45 2.3.3 Press “ENTER” key. 2.3.4 Press “F4” key and Input bar code ViewSonic Corporation N3235w-2M Confidential - Do Not Copy...
  • Page 46 2.3.5 Press “ENTER” key, then the successful picture is as follows. “DDC DOWNLOED OK! 2.3.6 Exit program. ViewSonic Corporation N3235w-2M Confidential - Do Not Copy...
  • Page 47 3.1 Equipment Needed N3235W2M LCD TV RS-232 cable Barcode Reader HDMI Cable N3235W2M LCD TV RS-232 Cable HDMI Cable Barcode Reader 3.2 Setup Procedure 3.2.1 Connect HDMI Card and DDC Card with RS-232 cable. ViewSonic Corporation N3235w-2M Confidential - Do Not Copy...
  • Page 48 3.2.3 Connect DDC Card and N3235W2M LCD TV with HDMI Cable. 3.2.4 Connect Power Cord to N3235W2M LCD TV. 3.3 DDC Key In Procedure 3.3.1 Run DDC.exe 3.3.2 Choose model number then ViewSonic Corporation N3235w-2M Confidential - Do Not Copy...
  • Page 49 3.3.3 Press “ENTER” key. 3.3.4 Press “F4” key. ViewSonic Corporation N3235w-2M Confidential - Do Not Copy...
  • Page 50 3.3.5 Input bar code 3.3.6 Press “ENTER” key, then the successful picture is as follows. “DDC DOWNLOED 3.3.7 Exit program ViewSonic Corporation N3235w-2M Confidential - Do Not Copy...
  • Page 51 USB Device detected and follow Windows comments to finish the Driver install. 4.4 Execute the Mtktool to start download the file. The Mtktool program will be upgraded if necessary. "MtkTool Auto BaudRate.exe" 4.5 The Mtktool Operat 4.5.1 Select Platform : MT538X ViewSonic Corporation N3235w-2M Confidential - Do Not Copy...
  • Page 52 4.5.2 Select COM port. Depends on the COM port assigned in System Device Manager (Refer below right). 4.5.3 Select Baud Rate. 115200x 8 (Suggestion) ViewSonic Corporation N3235w-2M Confidential - Do Not Copy...
  • Page 53 4.5.4 Enable the USB Bridge. 4.5.5 Browsing the File to download. ViewSonic Corporation N3235w-2M Confidential - Do Not Copy...
  • Page 54 2. You can slow down the baud rate if some Flash memory can not works properly in high-speed download. 3. Please call the Media Tek contact window if any problem found like unsupported Flash Type or fail to download. ViewSonic Corporation N3235w-2M Confidential - Do Not Copy...
  • Page 55 1.4 Place the LCD TV into the carton and then Put the other cushions on the LCD TV, put all the accessories into the carton. At last, close the carton and seal it with tape. (Figure 4) 1.Power Cord 2.User’s Guide 3.Remote control 4.Guarant Card 5.Battery Figure 3 Figure 4 ViewSonic Corporation N3235w-2M Confidential - Do Not Copy...
  • Page 56 PACKING PART LIST ( N3235w-2 ) ViewSonic Model Number: VS117 Rev: 1a Item ViewSonic P/N Ref. P/N Description Q'ty N3235W2M monitor P-00005968 2013054007P POLYETHY BAG P-00008435 2012199940P POLYFOAM (T.R) P-00008436 2012199950P POLYFOAM (T.L) P-00008437 2012199960P POLYFOAM(B.R) P-00008438 2012199970P POLYFOAM(B.L) P-00008078...
  • Page 57 Rear Cover 2. Disassembly of Main Board , Power Board , Switch Board ,Key Pad Board , IR Board ,Front Cover and Panel Unit. 2.1 Unscrew 11 screws to remove Front Cover . ViewSonic Corporation N3235w-2M Confidential - Do Not Copy...
  • Page 58 Front Cover Switch Board IR Board Key Board 2.2 Unscrew 2 screws to remove Dust Cover. Dust Cover ViewSonic Corporation N3235w-2M Confidential - Do Not Copy...
  • Page 59 2.3 Unscrew 14 screws to remove Shield Plate. Shield Plate 2.2. Unscrew 19 screws to remove METAL FITTG-I/O-Down. METAL FITTG-I/O-Down ViewSonic Corporation N3235w-2M Confidential - Do Not Copy...
  • Page 60 2.4. Unscrew 4 screws and disconnect the wires to remove Main Board. Main Board 2.5. Unscrew 5 screws and disconnect the wires to remove Power Board. Power Board ViewSonic Corporation N3235w-2M Confidential - Do Not Copy...
  • Page 61 2.6. Unscrew 4 screws to remove Panel Bracket and Panel Unit Panel Bracket Panel Unit ViewSonic Corporation N3235w-2M Confidential - Do Not Copy...

  • Page 62: Trouble Shooting Flow Chart

    6. Trouble Shooting Flow Chart 6.1. NO POWER ViewSonic Corporation N3235w-2M Confidential - Do Not Copy...
  • Page 63 6.2. NO VOICE ViewSonic Corporation N3235w-2M Confidential - Do Not Copy...
  • Page 64 6.3. NO DISPLAY 1...
  • Page 65 6.4. NO DISPLAY 2 ViewSonic Corporation N3235w-2M Confidential - Do Not Copy...

  • Page 66: Block Diagram

    Connector LCD Module ATSC+NTSC Combo Tuner CVBS / SIF Flash MT538x AV(CVBS) S-Video SDRAM YPbPr1,2 VGA (D-Sub) AV/SV Audio(RCAR/L) TFA9815 MT8292 Speaker (Audio Amp.) YPbPr1,2 Audio(RCAR/L) (Audio Codec) PC/DVI Audio(mini jack) HeadPhone ViewSonic Corporation N3235w-2M Confidential - Do Not Copy...

  • Page 67: Schematic Diagrams

    11.3K/1% POWER +1V2 FOR MT5380 (ANALOG) C520 FP6736 R0402 33nF SOT-23-6 C0402 Vout = 1.25 x ( 1 + Rb / Ra ) GNDPAD8X GNDPAD8X GNDPAD8X POWER SUPPLY +30V FOR SAMSUNG TUNER ViewSonic Corporation N3235w-2M Confidential - Do Not Copy...
  • Page 68 C185 C188 C189 C190 10uF/50V 10nF 0.1uF C186 C191 C187 4.7uF/16V/Y5V C192 4.7uF/16V/Y5V C193 CE025050 C0402 C0402 10uF/50V 0.1uF 100uF/16V C0805 0.1uF C0805 0.1uF C0603 C0603 CE025050 C0402 CE025063 C0402 C0402 AVSS25_SADC ViewSonic Corporation N3235w-2M Confidential - Do Not Copy...
  • Page 69 R0402 R190 U0TX OSCL0 OSDA0 Q106 R0402 GPIO_13 2N3904 ADIN4 R191 M24C16 NC/4.7K SOT-23 R192 SO08 R0402 NC/10K R0402 B4B-PH 6P200VM IIC ADDRESS "A0" MT5380 SYSTEM EEPROM FOR CODE DOWNLOAD AND DEBUGGING ViewSonic Corporation N3235w-2M Confidential - Do Not Copy...
  • Page 70 0.1uF CE025063 C0805 C0402 C0402 C0402 C0402 C0402 C0402 C0402 C0402 DV13_DDR C272 C273 C274 0.1uF 0.1uF 0.1uF C0402 C0402 C0402 BYPASS CAP. FOR TERMINATOR (EVERY 2 RESISTOR PUT 1 BYPASS CAP.) ViewSonic Corporation N3235w-2M Confidential - Do Not Copy...
  • Page 71 C320 C321 C322 C323 FB/80R/300mA C318 C319 0.1uF 0.1uF C0402 C0402 L0603 R248 R249 47nF 4.7uF/16V/Y5V C0603 C0603 C0402 C0805 AVSS25_VADC AVSS25_VFE D124 R0402 R250 C324 R0402 NC/EZJZ0V800AA 47pF R0402 C0402 R0603 ViewSonic Corporation N3235w-2M Confidential - Do Not Copy...
  • Page 72 U0TX VGASDA_IN VGASDA U0RX Q108 Q109 C346 2N3904 C347 2N3904 NC/100pF NC/100pF SOT-23 SOT-23 C0402 C0402 D158 D159 BAV99 BAV99 SOT-23 R281 SOT-23 R282 R283 R0402 R0402 D129 BZV55-C3V6 R0402 1N4148 FW_LOAD ViewSonic Corporation N3235w-2M Confidential - Do Not Copy...
  • Page 73 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF R319 R318 C0402 C0402 C0402 C0402 C0402 C0402 C0402 C0402 C0402 NC/10K NC/10K R0402 R0402 R320 NC/4.7K R0402 GPIO_10 Q116 NC/2N3904 R441 SOT-23 NC/10K R0402 ViewSonic Corporation N3235w-2M Confidential - Do Not Copy...
  • Page 74 C432 C433 C434 C429 C435 C436 C437 C438 OFF_MUTE Q122 C428 10uF/16V/Y5V NC/1uF 0.1uF 10uF/50V 10uF/16V/Y5V NC/1uF 0.1uF NC/2N3904 10uF/50V C0402 C0603 C0805 C0603 C0402 CE025050 C0603 C0805 C0603 C0402 SOT-23 CE025050 ViewSonic Corporation N3235w-2M Confidential - Do Not Copy...
  • Page 75 D154 C479 SOT-23 2,3,4,5,6,7,8,9,11,12 C521 1N4148 0.1uF 470uF/16V/LowESR R0402 1N4148 C0402 CE050100 D150 DV33SB HPDET 1N4148 1N4148 R392 4.7K R452 R0402 D151 OPCTRL1 1N4148 R0402 Q128 1N4148 2N3904 C480 SOT-23 0.1uF C0402 ViewSonic Corporation N3235w-2M Confidential - Do Not Copy...
  • Page 76 GPIO_9="L" : LVDS Power OFF R0402 C0603 L172 L173 FB/200R/2A FB/200R/2A AV33 L0805 AV33 L0805 AVDD33_LVDS AVDD33_VPLL C486 C487 C489 4.7uF/16V/Y5V C490 C488 C491 C0603 C0805 0.1uF 100uF/16V C0603 0.1uF C0402 CE025063 C0402 ViewSonic Corporation N3235w-2M Confidential - Do Not Copy...
  • Page 77 CH Up GPIO_1 C0402 P119 ADIN4 OPWM0 VOL Dec Enter / Source ADIN2 GPIO_6 VOL Inc KeyPad GPIO_3 CH Down GPIO_1 CH Up Menu / Exit OPWM1 ADIN2 Enter/Source OPWM1 Menu/Exit B7B-PH 7P200VM ViewSonic Corporation N3235w-2M Confidential - Do Not Copy...

  • Page 78: Pcb Layout Diagrams

    9. PCB Layout Diagrams 9.1. MAIN PCB TOP VIEW ViewSonic Corporation N3235w-2M Confidential - Do Not Copy...
  • Page 79 9.2. MAIN PCB BOTTOM VIEW ViewSonic Corporation N3235w-2M Confidential - Do Not Copy...
  • Page 80 9.3. CON PCB TOP VIEW 9.4. CON PCB BOTTOM VIEW ViewSonic Corporation N3235w-2M Confidential - Do Not Copy...
  • Page 81 9.5. IR PCB TOP VIEW 9.6. IR PCB BOTTOM VIEW ViewSonic Corporation N3235w-2M Confidential - Do Not Copy...
  • Page 82 9.8. P-BUTTON PCB BOTTOM VIEW 9.7. P-BUTTON PCB TOP VIEW ViewSonic Corporation N3235w-2M Confidential - Do Not Copy...

  • Page 83: Exploded View And Exploded Parts List

    10. Exploded View And Exploded Parts List ViewSonic Corporation N3235w-2M Confidential - Do Not Copy...
  • Page 84 ViewSonic Corporation N3235w-2M Confidential - Do Not Copy...
  • Page 85 EXPLODED PARTS LIST ( N3235w-2 ) ViewSonic Model Number: VS11770-2M Rev: 1a Serial No. Prefix: QZV Item ViewSonic P/N Ref. P/N Description Q'ty 2024278003P FRONT BEZEL 32R ABS HB G.L BLACK 2033152200P IR COVER 32R GE-LExAN 121R-BR2DO52T(426C) 2032202502P GRILL 32V ABS HB BLACK 4001C...

  • Page 86: Recommend Spare Parts List

    All revised RSPLs with newly added items or any change made should be highlighted and correlated with the ECN/ECR approved by ViewSonic Corporation. This is to eliminate repeated cross checks of each item between this version and prior versions. ViewSonic Corporation...
  • Page 87 BOM LIST ( N3235w-2 ) ViewSonic Model Number: VS11770-2M Rev: 1a Serial No. Prefix: QZV Item ViewSonic P/N Ref. P/N Description Location Universal number# Q'ty C103 2345710496P CS 0402/Y5V/16V 0.1u Z T CAP CHIP 2345710496P CS 0402/Y5V/16V 0.1u Z T...
  • Page 88 Item ViewSonic P/N Ref. P/N Description Location Universal number# Q'ty 2345710496P CS 0402/Y5V/16V 0.1u Z T CAP CHIP C264 C265 2345710496P CS 0402/Y5V/16V 0.1u Z T CAP CHIP 2345710496P CS 0402/Y5V/16V 0.1u Z T CAP CHIP C266 2345710496P CS 0402/Y5V/16V 0.1u Z T...
  • Page 89 Item ViewSonic P/N Ref. P/N Description Location Universal number# Q'ty 2347610696P CS 0805/Y5V/16V 10u Z T CAP CHIP C398 C399 2347610696P CS 0805/Y5V/16V 10u Z T CAP CHIP 2345122296P CS 0402/X7R/50V 2200p K T CAP CHIP C400 2347610696P CS 0805/Y5V/16V...
  • Page 90 Item ViewSonic P/N Ref. P/N Description Location Universal number# Q'ty 2364303296P SM360B DO-214AA SECOS DIODE,SCHOTTKY(SMD) D102 D102 2364303796P SR34 DO-214AA PANJIT DIODE,SCHOTTKY(SMD) 2364202696P SS14 DO-214AC DIODE,RECT(SMD) D104 2364304196P SM140A SOD-214AC SECOS DIODE,SCHOTTKY(SMD) D104 D107 2364600496P-01 MM4148 SOD80C GRANDE DIODE,SWITCH SMD...
  • Page 91 Item ViewSonic P/N Ref. P/N Description Location Universal number# Q'ty 2365426908P MT5380AU PQFP-256 MTK DIGITAL IC I113 I115 2365114196P W25X32VSFIG SOIC-16 WINBOND MEMORY IC (FLASH) 2365106396P M24C16-WMN6TP SO-8 MEMORY IC I116 2365112996P AT24C16BN-SH-T SOIC-8(8S1) ATMEL MEMORY IC (EEPROM) I116 I116...
  • Page 92 Item ViewSonic P/N Ref. P/N Description Location Universal number# Q'ty 2360301896P MMBT3904LT1G-LR SOT-23 LRC XISTOR NPN R SMD Q105 E-Q-0402-1087 Q106 2360301696P PMBS3904 SOT-23 PHILIPS XISTOR NPN R SMD E-Q-0402-1624 2360300896P MMBT3904K SOT-23 FAIRCHILD XISTOR NPN R SMD Q106 E-Q-0402-1608...
  • Page 93 Item ViewSonic P/N Ref. P/N Description Location Universal number# Q'ty 2253110296P RC 0402 1/16W 1K ohm J T RES CHIP 1/16W R111 R114 2253110296P RC 0402 1/16W 1K ohm J T RES CHIP 1/16W 2253100096P RC 0402 1/16W 0 ohm J T...
  • Page 94 Item ViewSonic P/N Ref. P/N Description Location Universal number# Q'ty 2253175096P RC 0402 1/16W 75 ohm J T RES CHIP 1/16W R220 R221 2253127396P RC 0402 1/16W 27Kohm J T RES CHIP 1/16W 2253168096P RC 0402 1/16W 68 ohm J T...
  • Page 95 Item ViewSonic P/N Ref. P/N Description Location Universal number# Q'ty 2253151296P RC 0402 1/16W 5.1Kohm J T RES CHIP 1/16W R323 R324 2253120296P RC 0402 1/16W 2K ohm J T RES CHIP 1/16W 2253147296P RC 0402 1/16W 4.7Kohm J T...
  • Page 96 Item ViewSonic P/N Ref. P/N Description Location Universal number# Q'ty 2253147396P RC 0402 1/16W 47Kohm J T RES CHIP 1/16W R436 R437 2253147396P RC 0402 1/16W 47Kohm J T RES CHIP 1/16W 2253100096P RC 0402 1/16W 0 ohm J T...
  • Page 97 Item ViewSonic P/N Ref. P/N Description Location Universal number# Q'ty 2336322791P EC 220u/ 16V 8*7 P=5.0 T CAP MINI ELE 105'C C482 C488 2333310713P EC 100u/ 16V 6.3*11 P=2.5 T CAP ELE 105'C 2336347613P EC 47u/ 16V 5*7 P=2.5 T...
  • Page 98 Item ViewSonic P/N Ref. P/N Description Location Universal number# Q'ty 2371115001P 15uH/ 8*10 UEW 0.5mm/21.5Ts COIL CHOKE L166 L167 2371115001P 15uH/ 8*10 UEW 0.5mm/21.5Ts COIL CHOKE 2371115001P 15uH/ 8*10 UEW 0.5mm/21.5Ts COIL CHOKE L168 2371115001P 15uH/ 8*10 UEW 0.5mm/21.5Ts COIL CHOKE...
  • Page 99 2055636091P N3235W-2M VS11770-2M SMALL LABEL 6P05 1087 2055617101P 10*20 HI-POT TESTED OK LABEL 6P13 1088 M-LB-0813-0530 6P50 2055135398P N3235W-2M VS11770-2M CMO USA LABEL 1089 2028557202P ABS 94HB BLACK NECK 5B01 1090 HW-00008151 2071875401P JC328VE SECC T=1.2 STAND BRACKET FIX 5B02...
  • Page 100 Company: Add: Tel: Fax: E-mail: After completing this form, please return it to ViewSonic Quality Assurance in the USA at facsimile 1-909-839-7943. You may also e-mail any suggestions to the Director, Quality Systems & Processes (marc.maupin@viewsonic.com) ViewSonic Corporation N3235w-2M Confidential - Do Not Copy...

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