ViewSonic VT2730-1M Service Manual
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ViewSonic VT2730-1M Service Manual

ViewSonic VT2730-1M Service Manual

27” lcd tv
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Service Manual

ViewSonic VT2730-1M
Model No. VS13154-1M
27" LCD TV
(VT2730-1M_SM Rev. 1a Mar. 2010)
®
ViewSonic
381 Brea Canyon Road, Walnut, California 91789 USA - (800) 888-8583

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  • Page 1: Service Manual

    Service Manual ViewSonic VT2730-1M Model No. VS13154-1M 27” LCD TV (VT2730-1M_SM Rev. 1a Mar. 2010) ® ViewSonic 381 Brea Canyon Road, Walnut, California 91789 USA - (800) 888-8583...

  • Page 2: Revision History

    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..............62 7. Block Diagram ..................... 64 8. Schematic Diagrams..................65 9. PCB Layout Diagrams ................. 75 10. Exploded View And Exploded Parts List ..........81 11. Recommend Spare Parts List..............84 ViewSonic Corporation Confidential - Do Not Copy VT2730-1M...

  • 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 Confidential - Do Not Copy VT2730-1M...
  • Page 5 Taking out the monitor by grasping the LCD panel. That may cause “Mura” 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 Confidential - Do Not Copy VT2730-1M...

  • Page 6: Specification

    2. Specification LCD panel of this product shall be provided by “CMO” with a model number of M270H1-L01.The following table defines this panel specification. Any changes in panel must be pre-approved by ViewSonic in written. Parameter Specification a-Si TFT Active Matrix Wide Color, Transmissive Mode,...
  • Page 7 Audio amp of this product shall be provided by “TI” with a Model Number of TPA3113D2 . “MST” MSD3003 for VT2730-1M shall be used as sound processor. In addition, a pair of speakers shall be integrated within this product. The audio signals of this product shall comply with the specification listed in the following table.
  • Page 8 The product firmware of VS13154-1M shall have a firmware version of V2.00EB0. Any changes/revisions afterward shall also be pre-approved by ViewSonic in written. For VS13154-1M, its firmware shall have a built-in frequency table for NTSC/ATSC off-air TV/CATV, and with MTS implementation.
  • Page 9 Size, Sort by Date, Sort by Date New->Old SlideShow Repeat on, Off TV Source Air, Cable Scan all channels, Digital channel only, Analog channel Auto Scan only Favorite CHANNEL Show/Hide Channel No. Channel Label DTV Signal LOCK Enter Password ViewSonic Corporation Confidential - Do Not Copy VT2730-1M...
  • Page 10 Power Key - PANTONE 032C (RED) Color Key Pads – PANTONE 10C & PANTONE 7C(Cool Gray) Texts Printed on Front Cover and Key Pads - PANTONE 427C Protocol VS key-code & protocol. ViewSonic Corporation Confidential - Do Not Copy VT2730-1M...
  • 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 mm.

  • Page 12: Front Panel Function Control Description

    Channel down when source is TV, or select a control while in OSD menu. INPUT Select input source. Power ON/OFF button Turn the power on from standby mode or turn the power off to return to the standby mode. ViewSonic Corporation Confidential - Do Not Copy VT2730-1M...
  • Page 13 Connect the Audio in cable for AV/ S-Video from this jack to the input (left/ right) corresponding connectors on your A/V device. 11 Composite Video input Connect this jack to the composite video output connectors on your A/V equipment. ViewSonic Corporation Confidential - Do Not Copy VT2730-1M...
  • Page 14 If you connect the headphones, the TV speakers will be muted. Connect this port to the HDMI output of A/V device. 15 HDMI 3 Input Terminal 16 SPDIF Optical output Connect this port to the SPDIF input of A/V device. ViewSonic Corporation Confidential - Do Not Copy VT2730-1M...

  • Page 15: Remote Control

    Description POWER Power ON/OFF Select Mono, Stereo or SAP sound Display current information INFO SLEEP Set timer to turn off TV ZOOM Adjust window size 0~9, - Directly channel select number buttons ViewSonic Corporation Confidential - Do Not Copy VT2730-1M...
  • Page 16 16 RETURN Press to return to previous channel. Press to change the channels up or down. 18 FAV Select from preset Favorite Channels 19 MENU Press to turn the OSD (On-Screen Display) menu ViewSonic Corporation Confidential - Do Not Copy VT2730-1M...
  • Page 17 There are six top menus on the screen: PICTURE, ( CHANNEL menu can only be enabled in TV source.) 3. Press ENTER appear when the control is highlighted) 7. Press MENU to exit from the OSD menu. ViewSonic Corporation Confidential - Do Not Copy VT2730-1M...
  • Page 18 4. To cancel the selection, Press ENTER again on the selected channel. 5. Press MENU to exit. To view your favorite channels, press FAV button to show Favorite List and select your favorite channels that have already been stored. ViewSonic Corporation Confidential - Do Not Copy VT2730-1M...
  • Page 19 6. After you input the channel name, press MENU or ENTER to complete the setting. 7. Press MENU to exit. ViewSonic Corporation Confidential - Do Not Copy VT2730-1M...
  • Page 20 (1) Press the MENU button to display the OSD main menu. press ENTER (4) Press MENU to exit. (1) Press the MENU button to display the OSD main menu. press ENTER function or enter detailed settings. ViewSonic Corporation Confidential - Do Not Copy VT2730-1M...
  • Page 21 ENTER Basic Selection: To set basic analog closed caption options. (CC1~CC4, TEXT1~TEXT4, Off) Advanced Selection: To select closed caption signal formats and set up caption modes for digital TV channels. (Service1~6, Off) ViewSonic Corporation Confidential - Do Not Copy VT2730-1M...
  • Page 22 Using the Parent Controls 1. Press the MENU button to display the OSD main menu. 3. Press ENTER 4. Enter the password. (The default password is 0000) detailed settings. ViewSonic Corporation Confidential - Do Not Copy VT2730-1M...
  • Page 23 PG-13 (recommended for children 14 years of age or older) R (mature audience) NC-17 (no one under 17 years of age) X (adult audience only) N/A (not applicable) 4. Press MENU to exit. ViewSonic Corporation Confidential - Do Not Copy VT2730-1M...
  • Page 24 8ans+ (children eight years and older) 13ans+ (not appropriate for children of less than 13 years) 16ans+ (not appropriate for children of less than 16 years) 18ans+ (reserved to adults) EXEMPT (exempt) 5. Press MENU to exit. ViewSonic Corporation Confidential - Do Not Copy VT2730-1M...
  • Page 25 RRT Setting may be different in your OSD menu according to the local broadcasting system. To Change Password password with number keys. After you complete the last step, the screen will return to changed successfully. ViewSonic Corporation Confidential - Do Not Copy VT2730-1M...
  • Page 26 To block by Input Source 3. Press MENU to exit. To Restore Factory Setting 1. Press the MENU button to display the OSD main menu. 3. Press ENTER to restore the factory default setting. ENTER ViewSonic Corporation Confidential - Do Not Copy VT2730-1M...
  • Page 27 TV will automatically turn into power-saving mode after a few seconds’ idleness. Press INPUT or POWER button on the remote control and the TV will return to VGA mode. ViewSonic Corporation Confidential - Do Not Copy VT2730-1M...
  • Page 28 To select the pictures auto-play interval time. Trans. Effect: To select the auto-play effects of the slide show. File List Sorting: To select the pictures arrange. SlideShow Repeat: To select the slide show repeat to On or Off. ViewSonic Corporation Confidential - Do Not Copy VT2730-1M...
  • Page 29 (Only available in DTV) Surround Sound: effect or not. Audio Only: To turn off the screen picture but keep the sound on. MTS: To select audio mode.(EX: Mono, Stereo, SAP) (Only available in ATV) ViewSonic Corporation Confidential - Do Not Copy VT2730-1M...
  • Page 30 Over Scan: To select this function to On or Off in HDMI1, HDMI2 and HDMI3.(Only available when input signal is in video timing. Ex:480i, 480p, 720p, 1080i, 1080p) Media: To set the picture slide show setting.(Only available in USB source) ViewSonic Corporation Confidential - Do Not Copy VT2730-1M...
  • Page 31 Channel Label: To edit a name for the current cannel. DTV Signal: To display the detected signal strength of the current DTV channel. Notes:Initial password:0000 If you forget your initial password,you can press"3660"to resume. ViewSonic Corporation Confidential - Do Not Copy VT2730-1M...

  • Page 32: Circuit Description

    VCLAMP CVBS/YC Mode Clamp Voltage Bypass H3 REFP Internal ADC Top De-coupling Pin H4 REFM Internal ADC Bottom De-coupling Pin H5 REXT Analog Input External Resister 390 ohm to AVDD_33 F4 HSYNC0 Schmitt Trigger Input w/ ViewSonic Corporation Confidential - Do Not Copy VT2730-1M...
  • Page 33 AUR0 Analog Input Audio Line Input Right Channel 0 J5 AUL1 Analog Input Audio Line Input Left Channel 1 K4 AUR1 Analog Input Audio Line Input Right Channel 1 K5 AUL2 Analog Input Audio Line Input Left Channel 2 L6 ViewSonic Corporation Confidential - Do Not Copy VT2730-1M...
  • Page 34 RXC2P DVI/HDMI Input Positive DVI/HDMI Input for C Link Data Channel 2 W11 LVDS Interface Pin Name Pin Type Function Pin LVA0M Output LVDS A-Link Channel 0 Negative Data Output Y17 LVA0P Output LVDS A-Link Channel 0 Positive Data Output W17 ViewSonic Corporation Confidential - Do Not Copy VT2730-1M...
  • Page 35 PF_D[7:0] Output NOR Flash Address/Data Bus for High Byte in 16-bit Mode V7, U8, V8, U6, V6, M16, M17, N16 GPIO Interface Pin Name Pin Type Function Pin GPIO[140:130] I/O w/ 5V-tolerant General Purpose Input/Output; 4mA driving strength E5, E6, D6, ViewSonic Corporation Confidential - Do Not Copy VT2730-1M...
  • Page 36 USB_DM Analog I/O USB Inverting Data Input/Output A6 UART Interface Pin Name Pin Type Function Pin UART1_RX/ GPIO86 Input w/5V-tolerant Universal Asynchronous Receiver 1 / General Purpose Input/Output; 4mA driving strength A8 ViewSonic Corporation Confidential - Do Not Copy VT2730-1M...
  • Page 37 J9, J10, J11, J12, J15, K9, K10, K11, K12, L9, L10, L11, L12, M9, M10, M11, M12 No Connects Pin Name Pin Type Function Pin NC No connect. K18, R8, T11, W12, Y12 ViewSonic Corporation Confidential - Do Not Copy VT2730-1M...
  • Page 38 It contains a 12-bit A/D converter and a PWM generator for automatic gain control. A host interface with an I2C bus is also included to control the behavior of the MSD1501. ViewSonic Corporation Confidential - Do Not Copy VT2730-1M...

  • Page 39: Adjustment Procedure

    Figure 4, Set Color bar to 100 IRE then move the cursor to the White Balance figure 5. Press “ ” Key figure 6. That will do auto white balance. Finally change 16 gray scale must be claire in each grays. ViewSonic Corporation Confidential - Do Not Copy VT2730-1M...
  • Page 40 Both CATV and DIGITAL CABLE two systems are mixed together. At this point in tuner to the need for a joint 'CATV and DIGITAL CABLE two systems are mixed in a the signal ViewSonic Corporation Confidential - Do Not Copy...
  • Page 41 B. Input full white pattern then measure the luminance. For example Value A C. Input full dark pattern the measure the luminace. For example Value B D. These two value ratio must be more than 100000. (A/B). ViewSonic Corporation Confidential - Do Not Copy VT2730-1M...
  • Page 42 613.75 655.00 614 – 620 615.25 619.75 661.00 621.25 620 – 626 625.75 667.00 626 – 632 627.25 631.75 673.00 633.25 632 – 638 637.75 679.00 639 – 644 639.25 643.75 685.00 ViewSonic Corporation Confidential - Do Not Copy VT2730-1M...
  • Page 43 630 –636 631.25 635.75 677.00 336 – 342 337.25 341.75 383.00 636 –642 637.25 641.75 693.00 342 – 348 389.00 642 –648 689.00 343.25 347.75 643.25 647.75 348 – 354 349.25 353.75 395.00 ViewSonic Corporation Confidential - Do Not Copy VT2730-1M...
  • Page 44 DIGITAL CABLE TV Frequence Table (table 3) U.S.A Channel Frequency Assignments (Cable) unit:MHz. CH NO. DTV Center Freq CH NO. DTV Center Freq CH NO. DTV Center Freq ViewSonic Corporation Confidential - Do Not Copy VT2730-1M...
  • Page 45 (3). After all of FUNCTION TEST completed, we must erase all saved changes again and restore the factory defaults. DTV TEST ITEM CHANNEL FREQUENCY SOUND PETTEN CHECK CONTENT Dynamic 471.25MHz Picture picture 603.25MHz Color bar Color Dynamic 801.25MHz Sound and Picture picture ViewSonic Corporation Confidential - Do Not Copy VT2730-1M...
  • Page 46 5.4.2 Connection PC to the Tv set by the tool as the follow picture (pc1~pc3) Action: The D_SUB cable must be 15 pin, and the TV set must be AC ON pc.1 ViewSonic Corporation Confidential - Do Not Copy VT2730-1M...
  • Page 47 2 pc 3 5.4.3 Start the Isp Open the “I.exe” Press the “config” , if the the ISP board have been found ,you will see the picture as bellow. pc.4 ViewSonic Corporation Confidential - Do Not Copy VT2730-1M...
  • Page 48 Press the “Connect” ,If all the things are ok and ready, it will show the device type as the bellow picture. Than pres “ ” pc.5 Press “read” and choose the right F/W . pc.6 ViewSonic Corporation Confidential - Do Not Copy VT2730-1M...
  • Page 49 2. If you find the DDC does not conform to the LCD TV, you have to do the DDC key in. 5.5.1 Equipment Needed - VT2730-M LCD TV - DDC Card - PC - RS-232 cable - Barcode Reader - VGA Cable ViewSonic Corporation Confidential - Do Not Copy VT2730-1M...
  • Page 50 (when key in DVI DDC information, use VGA transform to DVI port ) 4. Connect Power Cord to VT2730-M LCD TV. 5. Press ‘MENU’and ‘ENTER’ at the same time, then go into the BURN IN MODE. ViewSonic Corporation Confidential - Do Not Copy VT2730-1M...
  • Page 51 5.5.3 DDC Key In Procedure 1. run DDC exe 2. Choose model number the ViewSonic Corporation Confidential - Do Not Copy VT2730-1M...
  • Page 52 3. Press “ENTER” key. 4. Press “F4” key and Input bar code ViewSonic Corporation Confidential - Do Not Copy VT2730-1M...
  • Page 53 5. Press “ENTER” key, then the successful picture is as follows. “DDC DOWNLOED OK! 6. Exit program. ViewSonic Corporation Confidential - Do Not Copy VT2730-1M...
  • Page 54 VT2730-M LCD TV RS-232 Cable HDMI Cable Barcode Reader 5.6.2 Setup Procedure 1. Connect HDMI Card and DDC Card with RS-232 cable. 2. Barcode Reader connects with keyboard and PC keyboard port. ViewSonic Corporation Confidential - Do Not Copy VT2730-1M...
  • Page 55 3. Connect DDC Card and VT2730-M LCD TV with HDMI Cable. 4. Connect Power Cord to VT2730-M LCD TV. 5.6.3 DDC Key In Procedure 1. Run DDC.exe 2. Choose model number then ViewSonic Corporation Confidential - Do Not Copy VT2730-1M...
  • Page 56 3. Press “ENTER” key. 4. Press “F4” key. ViewSonic Corporation Confidential - Do Not Copy VT2730-1M...
  • Page 57 5. Input bar code 6. Press “ENTER” key, then the successful picture is as follows. “DDC DOWNLOED 7. Exit program ViewSonic Corporation Confidential - Do Not Copy VT2730-1M...

  • Page 58: Packing For Shipping And Disassembly Procedure

    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.User’s Guide 2.Battery Power Cord Remote control Figure 4 Figure 3 ViewSonic Corporation Confidential - Do Not Copy VT2730-1M...
  • Page 59 PACKING PART LIST (VT2730-M) ViewSonic Model Number: VS13154-1M Rev:1a Item ViewSonic P/N Ref. P/N Description Q'ty VT2730M monitor P-00008950 2013054065P POLYETHY BAG P-00010152 2012118901P POLYFOAM(L) P-00010153 2012118902P POLYFOAM(R) P-00010154 2012118903P POLYFOAM(B) P-00008947 2013222536P POLYETHY BAG 2001132184P OWNER GUIDE 2002400048P QUICK SETUP GUIDE(EN)
  • Page 60 Disassembly of Stand, Rear Cover and Shield Plate from LCD TV. 1.1 Unscrew 4 screws to remove Stand and Dust cover. Stand Dust cover 1.2 Unscrew 3 screws to remove Rear Cover. Rear Cover ViewSonic Corporation Confidential - Do Not Copy VT2730-1M...
  • Page 61 1.3 Unscrew 6 screws to remove Shield Plate. Shield Plate. 2. Disassembly of Front Cover , Main Board, Power Board and Panel Unit. 2.1 Unscrew 2 screws to remove Power board. Power Board ViewSonic Corporation Confidential - Do Not Copy VT2730-1M...
  • Page 62 2.2 Unscrew 4 screws to remove Main board and Shield Plate. Main Board 2.3 Unscrew 1 screws to remove Front cover and Panel. ViewSonic Corporation Confidential - Do Not Copy VT2730-1M...

  • Page 63: Trouble Shooting Flow Chart

    DTV-VDD33 D807,I801,I801 I110,SUROUND CAP I112 BEAD OK? SUROUND CAP OK? CHECK CHECK VCC1V2-STOK? D807,I801,I801 I108,SUROUND CAP I113 BEAD OK? SUROUND CAP OK? CHECK CHECK PANEL 5V OK? Q110 I107 D807,I801,I801 SUROUND OK? ViewSonic Corporation Confidential - Do Not Copy VT2730-1M...
  • Page 64 Check Check Check YPbPr SOUCE YPbPr cable P107,SUROU I107,SUROUND R235, R236, R237 Check Check Check Check TV SOUCE RF CABLE I109 TUNER R160 Check Check Check Check HDMI SOUCE HDMI P109,P110,P111 I113 ViewSonic Corporation Confidential - Do Not Copy VT2730-1M...

  • Page 65: Block Diagram

    VGA (D-Sub) DDR2 HDMI 1 Connector HDMI 2 Connector HDMI 3 Connector TPA3113D2 Speaker (Audio Amp.) AV/SV Audio(RCA L/R) TPA6113A2 Headphone YPbPr Audio(RCA L/R) (Headphone Amp.) PC/DVI Audio(mini jack) RCA audio out ViewSonic Corporation Confidential - Do Not Copy VT2730-1M...

  • Page 66: Schematic Diagrams

    100uF/16V 0.1uF Lo: Off 4.7K Q110 NC/0.1uF For T7 C147 2N3904 0.1uF Hi: On C148 <100 Panel_ON-P1 Q111 0.1uF R146 R145 NC/2N3904 R518 VCC1.2V_FB 1.21K/1% Vout=VFB*(1+RA/RB) C150 R147 NC/0.1uF 1.82K/1% VFB=0.8V RB=0.7K~5Kohm ViewSonic Corporation Confidential - Do Not Copy VT2730-1M...
  • Page 67 C212 TSA7 TS_D7 C213 C214 NC/10K NC/1N4148 RP03 100x4 TS_D[7:0] R176 0.1uF 0.1uF 0.1uF 0.1uF 0.1uF R194 RESET_N R192 2ndReset C215 If using 2ndReset, NC/10uF/10V/Y5V Change R191 => 1K, C215 => 1uF. ViewSonic Corporation Confidential - Do Not Copy VT2730-1M...
  • Page 68 Enter/Menu C317 C318 Button lock V+/V- 0.1uF 0.1uF Power lock V+/Menu Menu lock CH+/CH- relayout bypass cap link GND position from via to board side GND 081014 Factory Enter/CH+ similar timing Menu/CH- ViewSonic Corporation Confidential - Do Not Copy VT2730-1M...
  • Page 69 A_ODT R330 A-ODT DDR1.8V Close to MST IC DDR2 32Mx16bit (64Mbye) R331 NC/1K Erton : EM68B16CWPA-25H 64MB: R323=>NC, R331=>NC, R330=>22 ohm Zentel : A3R12E14JFF Elpida : EDE5116AJBG-8E-E 128MB: R323=>0 ohm, R331=>1K, R330=>NC ViewSonic Corporation Confidential - Do Not Copy VT2730-1M...
  • Page 70 D115 5V_STB BAT54C R496 NC R344 100 VGA-TX VGA5V R345 R346 100 R497 NC VGA-RX R338 C345 I119 R339 0.1uF 24C02 4.7K 4.7K R342 VGA-SCL R343 VGA-SDA Q114 HDMI-WP 2N3904 R348 4.7K ViewSonic Corporation Confidential - Do Not Copy VT2730-1M...
  • Page 71 Keep trace width(12mil+). NC/ESD4.7p Close to connector R361 AV-AUR1 RCA_AU_IN_3R D125 C361 C362 R362 330pF 560pF Keep A_GND trace with Signal. NC/ESD4.7p Keep Spacing for L/R cahnnel. Keep trace width(12mil+). Close to connector ViewSonic Corporation Confidential - Do Not Copy VT2730-1M...
  • Page 72 HDMI2_CLKN R415 HDMI2-CLKN R416 clk- Q122 4.7K HDMI2-HPDIN 2N3904 Hot-Plug Control For CEC Leakage Protect From HDMI connector To MST IC HDMI2_CEC R417 HDMI1_CEC R418 R420 HDMI0_CEC R419 HDMI-CEC close to chip ViewSonic Corporation Confidential - Do Not Copy VT2730-1M...
  • Page 73 0.1uF 0.1uF 10uF/10V/Y5V R309 1K/NC VAF2 R444 RCA OUT 1K/NC R441 7.5K I129B C384 C442 AVREF2 10uF/10V/Y5V/NC AUOutL_RCA C385 R442 R443 10uF/10V/Y5V 6.8K LM358 Q126 R517 R445 1.5K R446 1K/NC 2N3904/NC MUTE_L ViewSonic Corporation Confidential - Do Not Copy VT2730-1M...
  • Page 74 1N4148 C420 1N4148 AU_DAC0_R TU_PW_CON R468 IN1- C421 330pF C422 BYPASS PHONE_R AU_DAC0_L IN2- R469 C424 C423 PHONE_L Q131 PHONE_DET R470 330pF 2N3904 SHUTDOWN 100K R471 R472 C425 R473 R474 I131 TPA6113A2 ViewSonic Corporation Confidential - Do Not Copy VT2730-1M...
  • Page 75 NC/CON 2X15 1mm R479 USB0_DM R1_RXOC- CON 2X15 2mm C429 PANEL-VCC R480 USB0_DP 0.1uF SHELL D150 D151 SHELL USB0_DM USB0_DM USB0_DP NC/ESD4.7p NC/ESD4.7p USB0_DP USB_OCD USB_OCD OSDPOWERKEY OSDPOWERKEY LVDS Panel ( Header Type ) ViewSonic Corporation Confidential - Do Not Copy VT2730-1M...

  • Page 76: Pcb Layout Diagrams

    9. PCB Layout Diagrams 9.1. MAIN PCB TOP VIEW ViewSonic Corporation Confidential - Do Not Copy VT2730-1M...
  • Page 77 9.2. MAIN PCB BOTTOM VIEW ViewSonic Corporation Confidential - Do Not Copy VT2730-1M...
  • Page 78 9.3. KEYPAD PCB TOP VIEW 9.4. KEYPAD PCB BOTTOM VIEW ViewSonic Corporation Confidential - Do Not Copy VT2730-1M...
  • Page 79 9.5. IR PCB TOP VIEW 9.6. IR PCB BOTTOM VIEW ViewSonic Corporation Confidential - Do Not Copy VT2730-1M...
  • Page 80 9.7. POWER PCB TOP VIEW ViewSonic Corporation Confidential - Do Not Copy VT2730-1M...
  • Page 81 9.8. POWER PCB BOTTOM VIEW ViewSonic Corporation Confidential - Do Not Copy VT2730-1M...

  • Page 82: Exploded View And Exploded Parts List

    10. Exploded View And Exploded Parts List ViewSonic Corporation Confidential - Do Not Copy VT2730-1M...
  • Page 83 ViewSonic Corporation Confidential - Do Not Copy VT2730-1M...
  • Page 84 EXPLODED PARTS LIST (VT2730-M) ViewSonic Model Number: VS13154-1M Rev:1a Item ViewSonic P/N Ref. P/N Description Q'ty 2024291102P-01 FRONT BEZEL VT2730 ABS94HB G.L BLACK 2044275801P FUNCTION KEY JC279E ABS94HB G.L BLACK C-00010085 2022288602P-01 CABI BACK JC279E UA ABS94HB G.L BLACK 2028269001P STAND VT2730 ABS94HB G.L BLACK...

  • Page 85: Recommended Spare Parts List

    Remark 2: 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 cro Notice: 1. For some special parts, some photos for identification purpose may be asked by reques 2.
  • Page 86 BOM LIST (VT2730-M) ViewSonic Model Number: VS13154 Rev: 1a Item ViewSonic P/N Ref. P/N Description Location Universal number# Q'ty 27001C15900 SET ASS'Y VT2730-M 27011C15900 PCB ASS'Y VT2730-M 27021C15900 PCB-MAIN VT2730-M 27041C15900 AUTO INSERT-MAIN VT2730-M 27061C15900 SMT-MAIN VT2730-M 2345310496P-01 CAP CHIP CS 0402/X7R/16V 0.1u K T...
  • Page 87 ViewSonic Model Number: VS13154 2345310496P-04 CAP CHIP CS 0402/X7R/16V 0.1u K T MARUWA 2345310496P-01 CAP CHIP CS 0402/X7R/16V 0.1u K T DARFON 2345310496P-02 CAP CHIP CS 0402/X7R/16V 0.1u K T 2345310496P-03 CAP CHIP CS 0402/X7R/16V 0.1u K T WALSIN 2345310496P-04 CAP CHIP CS 0402/X7R/16V 0.1u K T...
  • Page 88 ViewSonic Model Number: VS13154 2345310496P-01 CAP CHIP CS 0402/X7R/16V 0.1u K T DARFON 2345310496P-02 CAP CHIP CS 0402/X7R/16V 0.1u K T 2345310496P-03 CAP CHIP CS 0402/X7R/16V 0.1u K T WALSIN 2345310496P-04 CAP CHIP CS 0402/X7R/16V 0.1u K T MARUWA 2345310496P-01 CAP CHIP CS 0402/X7R/16V 0.1u K T...
  • Page 89 ViewSonic Model Number: VS13154 2347710696P-04 CAP CHIP CS 0805/Y5V/10V 10u Z T MARUWA 2340130096P CAP CHIP CS 0402/NPO/50V 30p J T 2340130096P CAP CHIP CS 0402/NPO/50V 30p J T 2345110296P CAP CHIP CS 0402/X7R/50V 1000p K T 2345747396P CAP CHIP CS 0402/Y5V/16V 0.047u Z T...
  • Page 90 ViewSonic Model Number: VS13154 2345156196P CAP CHIP CS 0402/X7R/50V 560p K T 2340133196P CAP CHIP CS 0402/NPO/50V 330p J T 2345156196P CAP CHIP CS 0402/X7R/50V 560p K T 2340133196P CAP CHIP CS 0402/NPO/50V 330p J T 2345156196P CAP CHIP CS 0402/X7R/50V 560p K T...
  • Page 91 ViewSonic Model Number: VS13154 2346310596P-04 CAP CHIP CS 0603/X7R/16V 1.0u K T MARUWA 2346110296P CAP CHIP CS 0603/X7R/50V 1000p K T 2340133196P CAP CHIP CS 0402/NPO/50V 330p J T 2347647596P-01 CAP CHIP CS 0805/Y5V/16V 4.7u Z T DARFON 2347647596P-02 CAP CHIP CS 0805/Y5V/16V 4.7u Z T...
  • Page 92 ViewSonic Model Number: VS13154 2364302096P DIODE,SCHOTTKY(SMD) SK34B-TG-WS D0-214AA WILLAS 2364303896P DIODE,SCHOTTKY(SMD) SM340B DO-214AA SECOS 2364600496P-01 DIODE,SWITCH SMD MM4148 SOD80C GRANDE 2364600496P-02 DIODE,RECT(SMD) BAS32L SOD80C PHILIPS 2364600496P-03 DIODE,SWITCH RLS4148-T11 SOD80C ROHM 2436247996P VARISTOR ESD V-PORT 0603 4.7P M 2436250996P VARISTOR ESD V-PORT 0603 5.0P M...
  • Page 93 ViewSonic Model Number: VS13154 2365112896P MEMORY IC (EEPROM) AT24C02BN-SH-T SOIC-8(8S1) ATMEL 2365911696P IC,DIGITAL SMD 24LC02B/SN SOIC-8 MICROCHIP 2365426086P DIGITAL IC M24C02-WMN6TP SO-8 2365112896P MEMORY IC (EEPROM) AT24C02BN-SH-T SOIC-8(8S1) ATMEL 2365911696P IC,DIGITAL SMD 24LC02B/SN SOIC-8 MICROCHIP 2365426086P DIGITAL IC M24C02-WMN6TP SO-8...
  • Page 94 ViewSonic Model Number: VS13154 2360300896P XISTOR NPN R SMD MMBT3904K SOT-23 FAIRCHILD 2360301296P XISTOR NPN R SMD MMBT3904-F SOT23 DIODES 2360302996P XISTOR NPN R SMD LMBT3904LT1G SOT-23 2360301696P XISTOR NPN R SMD PMBS3904 SOT-23 PHILIPS 2360300896P XISTOR NPN R SMD...
  • Page 95 ViewSonic Model Number: VS13154 2253100096P RES CHIP 1/16W RC 0402 1/16W 0 ohm J T 2251112106P RES CHIP 1/16W RC 0402 1/16W 121 ohm F T 2253100096P RES CHIP 1/16W RC 0402 1/16W 0 ohm J T 2253110196P RES CHIP 1/16W...
  • Page 96 ViewSonic Model Number: VS13154 2253110296P RES CHIP 1/16W RC 0402 1/16W 1K ohm J T 2253110296P RES CHIP 1/16W RC 0402 1/16W 1K ohm J T 2253110296P RES CHIP 1/16W RC 0402 1/16W 1K ohm J T 2253100096P RES CHIP 1/16W...
  • Page 97 ViewSonic Model Number: VS13154 2253112396P RES CHIP 1/16W RC 0402 1/16W 12Kohm J T 2253112396P RES CHIP 1/16W RC 0402 1/16W 12Kohm J T 2253110396P RES CHIP 1/16W RC 0402 1/16W 10Kohm J T 2253110296P RES CHIP 1/16W RC 0402 1/16W 1K ohm J T...
  • Page 98 ViewSonic Model Number: VS13154 1042 2345310496P-04 CAP CHIP CS 0402/X7R/16V 0.1u K T MARUWA 1043 2345110296P CAP CHIP CS 0402/X7R/50V 1000p K T 1044 2346310596P-01 CAP CHIP CS 0603/X7R/16V 1.0u K T DARFON 1045 2346310596P-02 CAP CHIP CS 0603/X7R/16V 1.0u K T...
  • Page 99 ViewSonic Model Number: VS13154 1129 2345310496P-02 CAP CHIP CS 0402/X7R/16V 0.1u K T 1130 2345310496P-03 CAP CHIP CS 0402/X7R/16V 0.1u K T WALSIN 1131 2345310496P-04 CAP CHIP CS 0402/X7R/16V 0.1u K T MARUWA 1132 2345310496P-01 CAP CHIP CS 0402/X7R/16V 0.1u K T...
  • Page 100 ViewSonic Model Number: VS13154 1216 2345310496P-01 CAP CHIP CS 0402/X7R/16V 0.1u K T DARFON 1217 2345310496P-02 CAP CHIP CS 0402/X7R/16V 0.1u K T 1218 2345310496P-03 CAP CHIP CS 0402/X7R/16V 0.1u K T WALSIN 1219 2345310496P-04 CAP CHIP CS 0402/X7R/16V 0.1u K T...
  • Page 101 ViewSonic Model Number: VS13154 1303 2345310496P-04 CAP CHIP CS 0402/X7R/16V 0.1u K T MARUWA 1304 2345310496P-01 CAP CHIP CS 0402/X7R/16V 0.1u K T DARFON 1305 2345310496P-02 CAP CHIP CS 0402/X7R/16V 0.1u K T 1306 2345310496P-03 CAP CHIP CS 0402/X7R/16V 0.1u K T...
  • Page 102 ViewSonic Model Number: VS13154 1390 2364201296P DIODE,RECT(SMD) BAT54C-F SOT-23 DIODES 1391 2365911696P IC,DIGITAL SMD 24LC02B/SN SOIC-8 MICROCHIP 1392 2365426086P DIGITAL IC M24C02-WMN6TP SO-8 1393 2365112896P MEMORY IC (EEPROM) AT24C02BN-SH-T SOIC-8(8S1) ATMEL 1394 2253200096P RES CHIP 1/10W RC 0603 1/10W 0 ohm J T...
  • Page 103 ViewSonic Model Number: VS13154 1477 2403703496P TACT SWITCH H=1.5mm F=260g TOP 1478 2403703496P TACT SWITCH H=1.5mm F=260g TOP 1479 2403703496P TACT SWITCH H=1.5mm F=260g TOP 1480 2403703496P TACT SWITCH H=1.5mm F=260g TOP 1481 2202547000P PCB MULTILAYER JC279XX K/B FR4*2 96.5*19.5mm...
  • Page 104 ViewSonic Model Number: VS13154 1564 2347410496P-04 CAP CHIP CS 0805/Y5V/50V 0.1u Z T MARUWA 1565 2364600496P-01 DIODE,SWITCH SMD MM4148 SOD80C GRANDE 1566 2364600496P-02 DIODE,RECT(SMD) BAS32L SOD80C PHILIPS 1567 2364600496P-03 DIODE,SWITCH RLS4148-T11 SOD80C ROHM 1568 2364500396P DIODE,ZENER SMD RLZ5.6B (5.45-5.73V) LL-34...
  • Page 105 ViewSonic Model Number: VS13154 1651 2360609196P FET N-CH(SMD) 2N7002LT1G SOT-23 1652 2360610796P FET N-CH(SMD) MTN7002ZHN3 SOT-23 CYStech 1653 2360702296P FET P&N-CH STM8457 SO-8 SamHop 1654 2360702396P FET P&N-CH MTC2804Q8 SOP-8 CYSTECH 1655 2360702596P FET P&N-CH P2804NVG SOP-8 NIKO-SEM 1656 2360702296P FET P&N-CH...
  • Page 106 ViewSonic Model Number: VS13154 1738 2284110291P CAP CER CC 1000P/1KV X7R P=5.0 K T 1739 2284110291P CAP CER CC 1000P/1KV X7R P=5.0 K T 1740 2284110291P CAP CER CC 1000P/1KV X7R P=5.0 K T 1741 2284110291P CAP CER CC 1000P/1KV X7R P=5.0 K T...
  • Page 107 ViewSonic Model Number: VS13154 1821 2357518108P-02 EC HI-RIPPLE 105C 400V(3000hr) EC 180u/400V 20*40 P=10.0 S (HER-MEI) 1822 2336015811P HI-LIFE LOW ESR E.CAP(6000hr) EC 1500u/ 16V 10*21 P=5.0 C 1823 2335815811P-01 HI-LIFE LOW ESR E.CAP(6000hr) EC 1500u/ 16V 10*20 P=5.0 C...
  • Page 108 ACCESSORY ASS'Y VT2730-M 1976 2005100500P BATTERY,DRY R03UG 1.5V (AAA) English TOSHIBA 1977 A-00008696 2419200272P REMOTE CONTROL ViewSonic 35-key ATSC Remote (PHILIPS RC5 Code) 1978 A-00005362 2427130046P AC POWER CORD USA WALL 1.83M BLACK 1979 2001132184P OWNER GUIDE VIEWSONIC VT2730-M VS13154-1M UG...
  • Page 109 C. Do you have any other opinions or suggestions regarding this service manual? Reader’s basic dada: Name: Title: 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. ViewSonic Corporation Confidential - Do Not Copy VT2730-1M...

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