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ViewSonic PJ1158-1, Service Manual

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ViewSonic PJ1158-1 Service Manual Download Page 78

13. Basic circuit diagram

Parts with hatching are not mounted.

PWB assembly BATTERY (EDX40N)

PWB assembly CONTROL (EDX40N)

CONFIDENTIAL

APTD

1

APRD

1

ET01

3175-09M

1

2

3

4

5

6

7

8

9

G1

G2

APSG

1

GND1

APU5

1

ET21

UBB-4R-D14C

1

1

2

2

3

3

4

4

G1

G1

G2

G2

APUM

1

APUP

1

APT6

1

APT4

1

ET02

PH-05V-D

1

2

3

4

5

ET03

PH-03V-D

1

2

3

RD

TD

RS232C

RD

TD

GND

USB

USB D+

USB D-

RD

GND

TD

1

-

+

EL05

CR2032BH

1

1

2

2

3

3

1608

LL37

600 H

1

2

1608

LL36

600 H

1

2

EL06

SH-02H

1

2

G1
G2

APL1

1

APL2

1

APL3

1

APL4

1

6

5

4

3

2

1

6

5

4

3

2

1

E

D

C

B

A 

 

 

 

ViewSonic 

Corporation

Co

nfidential

 

- 

Do 

Not 

Copy

 

 

 

 

PJ1158-1

75

Summary of Contents for PJ1158-1

Page 1: ...Service Manual ViewSonic 381 Brea Canyon Road Walnut California 91789 USA 800 888 8583 Model No VS11459 ViewSonic PJ1158 1 XGA LCD Projector PJ1158 1_SM Rev 1b Oct 2006 ...

Page 2: ... to make changes from time to time in the contents hereof without obligation of ViewSonic to notify any person of such revision or changes Trademarks ViewSonic is a registered trademark of ViewSonic Corporation All other trademarks used within this document are the property of their respective owners Optiquest is a registered trademark of ViewSonic Corporation Revision History i ViewSonic Corporat...

Page 3: ...m 9 Replacement parts list 6 Service points 1 Precautions and Safety Notices 4 Adjustment 7 Wiring diagram 10 RS 232C commands 1 2 3 12 Connector connection diagram 6 13 Basic Circuit diagram 11 Block Diagram ViewSonic Corporation Confidential Do Not Copy PJ1158 1 ii 13 20 38 49 58 60 73 74 75 ...

Page 4: ...touch the exhaust fan during operation 5 The LCD module assembly is likely to be damaged If replacing to the LCD LENS PRISM assembly do not hold the FPC of the LCD module assembly 6 Use the cables which are included with the projector or specified Service Warning Warning The technical information and parts shown in this manual are not to be used for the development design production storage or use...

Page 5: ...urst signal 75Ω termination 0 3 0 1Vp p PAL SECAM burst signal 75Ω termination COMPONENT VIDEO Y 1 0 0 1Vp p 75Ω termination positive CB PB 0 7 0 1Vp p 75Ω termination positive CR PR 0 7 0 1Vp p 75Ω termination positive AUDIO signal AUDIO IN 1 500mVrms 47kΩ or more max 2Vrms AUDIO IN 2 AUDIO IN 3 4 L R 500mVrms 47kΩ or more max 2Vrms AUDIO OUT 0 500mVrms output impedance 1kΩ max 2Vrms Speaker outp...

Page 6: ...ing use or just after use since it is too hot Do not look into the lens or vents while the lamp is on since the strong light is not good for your eyes Do not grab the front cover to hold the projector up since the projector may drop down Do not handle the elevator knobs without holding the projector since the projector may drop down CAUTION Maintain normal ventilation to prevent the projector from...

Page 7: ... OUT port 18 AUDIO OUT port 19 REMOTE CONTROL port 20 LAN port CAUTION Do not use the security bar and the security slot to prevent the projector from falling down since it is not designed for it Use the shutdown switch only when the projector is not turned off by normal procedure since pushing this switch stops operation of the projector without cooling it down 6 5 4 1 2 3 VIDEO CONTROL AUDIO IN ...

Page 8: ...on 25 ESC button 26 Mouse left button 27 Mouse right button 28 PAGE UP button 29 PAGE DOWN button 30 Wired remote control port 31 Battery cover 32 Battery holder 33 Frequency switch WARNING Do not look into the beam outlet and point the beam at people and pets while pressing the LASER button since the beam is not good for eyes CAUTION Note that the laser beam may result in hazardous radiation expo...

Page 9: ...Press the MENU button to display the EASY menu If Advanced menu comes up move to the Easy menu Select the RESET in the EASY menu and press the or ENTER button to open the RESET dialog Choose the EXECUTE with the button Note that the projector will not allow you to reset its adjustment values with no signal input 5 Perform all adjustments from the FACTORY MENU Operate as follows to display the FACT...

Page 10: ...cker is about the same across the whole screen adjust so that the flicker at the center of the screen is somewhat less than elsewhere 2 In the same way use DAC P V COM G in the FACTORY MENU to adjust the G color flicker 3 In the same way use DAC P V COM B in the FACTORY MENU to adjust the B color flicker NOTE The test pattern shown on the left some times has a horizontal line across the screen 4 4...

Page 11: ... and G in the FACTORY MENU If the background is white solid press the ENTER key on the remote control to change to W monochrome in the 33 tone grayscale 7 Adjust GAMMA SUB BRT R and B in the FACTORY MENU so that low brightness white balance is best 8 Adjust GAMMA SUB CNT R and B in the FACTORY MENU so that middle brightness white balance is best 9 Repeat steps 7 to 8 above and adjust so that brigh...

Page 12: ...een can be adjusted by adjusting the white balance for each of the points starting in order from the low numbers 5 Adjustment point No 1 should not be adjusted because it controls the brightness of the entire screen 6 To temporarily turn correction off place the cursor on C UNIF in the Adjust Tone menu and press the key The ON OFF menu appears Place the cursor on ON with the key and press the key ...

Page 13: ...ote Since excessive correction may lead to a correction data overview during internal calculations use the following values for reference No 2 to No 5 40 or less No 6 to No 9 50 or less No 10 to No 13 70 or less No 14 to No 17 120 or less 10 Then adjust the MIN tone G so that the adjustment values are two times as much as MID 1 tone G values This completes G color adjustments 11 Then adjust MIN to...

Page 14: ...nts No 4 No 5 No 12 No 13 and make similar adjustments 8 Then adjust measurement points No 6 No 7 No 8 No 9 No 14 No 15 No 16 and No 17 This completes the MIN tone adjustments 9 Make similar adjustments for other tones except the MID 4 and MID 6 tones as described in steps 1 to 8 above 8 3 16 17 9 11 6 14 2 12 15 13 10 7 4 1 5 8 3 16 17 9 11 14 12 15 13 10 4 1 5 6 2 7 8 3 16 17 9 11 6 2 12 13 14 1...

Page 15: ...ift 1 Use the vertical lens shift knob to shift the picture upward or downward 2 Use the horizontal lens shift knob to shift the pic ture left or right 2 5 1 10 1 10 UP DOWN RIGHT Lens shift cover LEFT NOTE When the vertical lens shift is adjusted it is recom mended to shift the picture upward for fine adjustment ViewSonic Corporation Confidential Do Not Copy PJ1158 1 12 ...

Page 16: ...1 E807 E800 E806 E804 E808 E805 EW51 EA02 EA03 EE01 EA04 E802 E803 E801 E305 IS04 IS07 IS01 IS02 EE02 E310 DK01 POWER DK02 TEMP DK03 LAMP E1 E2 PW assembly REMOTE PW assembly KEYPAD PW assembly SW ViewSonic Corporation Confidential Do Not Copy PJ1158 1 13 ...

Page 17: ... pins 9 and 14 and between pins 12 and 14 of E800 Disconnect TSW from power unit circuit and measure resistance of TSW Open 0Ω PWB assembly MAIN Power unit circuit Thermal switch TSW Open Power unit circuit Fuse on the power unit circuit NO Measure resistance between pins 2 and 4 and between pins 7 and 11 of E800 0Ω PWB assembly MAIN Power unit circuit Power unit circuit Short Open Go to the next ...

Page 18: ...the pin 2 of connectors for DC fans soon after the button is pressed Is the voltage supplied to the pin 4 of E805 and E804 soon after the button is pressed Observe the voltage waveforms at pin 1 of connectors for DC fans soon after the button is pressed Blinks DC fan failed in above check Correct waveform is drawn below f 40Hz PWB assembly MAIN NO 0V PWB assembly MAIN NO 1V or 5V PWB assembly MAIN...

Page 19: ...IN LCD Lens prism assembly OK PWB assembly MAIN NG Picture is not displayed when the Video S Video or component signal is input Are the splash screen and the user menu displayed correctly YES Confirm the LCD Panels connection to the MAIN board No CPC36 connector PWB assembly MAIN LCD Lens prism assembly OK NG PWB assembly MAIN PWB assembly INPUT ViewSonic Corporation Confidential Do Not Copy PJ115...

Page 20: ...after parts change 1 PC power supply OFF 2 Connection of cable 3 Projector starting 4 PC starting When not operating PC set up change of cable Can not control to RS 232C NO YES Use cross cable Check the RS 232C cable Are pin No 2 and 3 crossed Make sure PC setup NO YES PWB assembly MAIN PWB assembly CONTROL Are the signals input at each pins on the CONTROL Port RX TX Pin Pin ViewSonic Corporation ...

Page 21: ...Menu Network IP ADORESS and SUBNETMASK menu with manual operation Is the DHCP in the Advanced Menu Network DHCP is on NO Is the computer connected with the projector directly If Subnet Mask is 255 255 255 0 are xxx yyy zzz portion of IP address setting of computer and projector same PWB assembly MAIN YES Is there DHCP server on the network which the projector is connected to Make sure those settin...

Page 22: ...00 in INFORMATION on NETWORK menu YES YES NO NO Configure the Daylight Saving Time in web setting Is the time adjusted by Daylight Savings Time Is TIME DIFFERENCE on INFORMATION correct Set the time Is internal clock battery old Time in not correctly displayed PWB assembly NETWORK PWB assembly NETWORK PWB assembly BATTERY Cables CNWL1 CNBAT PWB assembly MAIN Use new battery see 6 4 ViewSonic Corpo...

Page 23: ...o not apply the soldering iron without solder Servicing soldering iron A soldering iron with a temperature setting capability temperature control function is recommended The melting point of lead free solder is higher than leaded solder Use a soldering iron that maintains a high stable temperature large heat capacity and that allows temperature adjustment according to the part being serviced to av...

Page 24: ...ools and materials as follows And prepare relatively clean room not to work in additional dust while removing operation 1 Swab for cleaning P NX05742 Cotton stick L70 2 Air duster Dust blower spray can 3 Vacuum cleaner 2 Disassemble and setting up 1 Turn off the projector and unplug the power cord 2 Remove the lamp cover and upper case according to the disassembling diagram of chapter 8 3 Unscrew ...

Page 25: ...flexible cables 5 Press and hold the switch S941 using an insulator during maintenance 6 Keep the unscrewed wires away from all of electric parts Remove these screws Flexible cables of LCD panel Remove these 9 screws ViewSonic Corporation Confidential Do Not Copy PJ1158 1 22 ...

Page 26: ...ust separated dust will be blown off by air cooling system Please pay attention not to damage panels and optical filters 5 Re assembly 1 Turn off the set and unplug the power cord 2 Remove an insulator from S941 3 Screw down the PWB assembly MAIN and connect the LCD panel flexible cables to the PWB assembly MAIN 4 Re assemble the set 5 While re assembling please clean the intake filter by using a ...

Page 27: ...older The battery will fall out of the holder so be careful not to lose it 4 Turn the projector over once more so that the bottom faces up and reload the battery correctly Consumption of the battery makes the clock not to work correctly When the clock is wrong or it has stopped please replace the battery according to the following procedures NOTE The internal clock s time will be reset when the ba...

Page 28: ...be controlled should be set to the same mode as the remote control To set the mode of the remote control slide the knob of the frequency switch inside the battery cover into the position indicated by the mode number to choose 2 1 Back of the remote control Inside of the battery cover Frequency switch About the Laser pointer WARNING The laser pointer of the remote control is used in place of a fing...

Page 29: ...ed type will come together with a replacement lamp for this projector 1 Turn the projector off and unplug the power cord Allow the lamp to cool for at least 45 minutes 2 When the projector is suspended from the ceiling apply the vacuum cleaner to and around the filter cover first to prevent penetration of dust or the like 3 Hold the filter cover knobs while lifting it The filter unit made up the f...

Page 30: ... mouth Before replacing the lamp turn the projector off and unplug the power cord then wait at least 45 minutes for the lamp to cool sufficiently Handling the lamp while hot can cause burns as well as damaging the lamp Never unscrew except the appointed marked by an arrow screws Do not open the lamp cover while the projector is suspended from above This is dangerous since if the lamp s bulb has br...

Page 31: ... the lamp by the handles 5 Insert the new lamp and retighten firmly the 3 screws of the lamp that are loosened in the previous process to lock it in place 6 Slide the lamp cover back in place and firmly fasten the screw of the lamp cover 7 Turn the projector on and reset the lamp time using the LAMP TIME function in the OPTION menu 1 Press the MENU button to display a menu Only when the EASY MENU ...

Page 32: ...oft cloth Select Lens type in OPTION SERVICE LENS TYPE Menu after changing the Lens Replacing the Lens 1 Remove the front cover 1 Remove the 2 screws marked U triangle from the inside of the lens knob cover Lens knob cover 2 Remove the 2 screws marked U triangle from the front of the projector 3 Turn the lens shift dial and lower the projection lens to the lowest position 2 Insert your finger from...

Page 33: ...e safe use of the projector it needs to clean and inspect the projector about once a year Caring for the lens If the lens is flawed soiled or fogged it could cause deterioration of display quality Please take care of the lens being cautions of the handling 1 Turn the projector off and unplug the power cord Allow the projector to cool sufficiently 2 After making sure that the projector is cool adeq...

Page 34: ... AUTO function should be used with the full size picture that has bright tone on its peripheral Note 1 The phenomenon at the failure of AUTO adjustment depends on resolution of input source scene of picture etc 2 There is no failure above in AUTO with video source through VIDEO S VIDEO or COMPONENT input The reason is why recognition of input signal s standard does not need to search the capture r...

Page 35: ...ton of remote for 3 second or more to display SERVICE PASSWORD box 3 Enter the Life Key MENU KEYSTONE Then all security functions will be inactivated temporarily Note The Life key can be used up to 30 times The key cannot be used thereafter If the Life key cannot be used see the paragraph of SECURITY in the User s Manual The frequency in which Life key is input will be set to 0 after the registere...

Page 36: ... Master PIN codes can be used up to 30 times The codes cannot be used thereafter If the Master PIN codes cannot be used see the paragraph of the PIN LOCK system inactivation The PIN LOCK System inactivation 1 When the PIN BOX menu is displayed press RESET for 3 seconds or more in order to get the ID Inquiring Code PIN BOX ID Inquiring Code 2 Send ViewSonic servicing provider the Inquiring code 10 ...

Page 37: ... internal portion temperature is rising Please turn the power OFF and allow the unit to cool down at least 20 minutes After having confirmed the following items please turn the power ON again Is there blockage of the air passage aperture Is the air filter dirty Does the peripheral temperature exceed 35 C If the same indication is displayed after the remedy please set FAN SPEED of the SERVICE item ...

Page 38: ...utes After the projector has sufficiently cooled down please make confirmation that no foreign matter has become caught in the fan etc and then turn the power on again If the same indication is displayed after the remedy please replace a fan Blinking In Red or Lighting In Red Turned off Lighting In Red There is a possibility that the interior portion has become heated Please turn the power off and...

Page 39: ...f this is executed all of the user data is initialized Never use it when not required Set operating time display method accumulated lamp time display method 1 Select OPTION from the Advanced menu then place the cursor on the LAMP TIME 2 Press the ENTER or RESET button 3 Press the Reset button once then press KEYSTONE button of the remote control for 3 seconds or more to display the screen shown be...

Page 40: ...execute reset The operation described above resets not only Web password but also NETWORK settings NOTE When you execute this reset operation with any other settings than above described in the step 2 to 5 the WEB password SNTP server address DATE AND TIME and other sched ule settings are not initialized but the network settings DHCP IP ADDRESS SUBNET MASK and DEFAULT GATEWAY are initialized 8 If ...

Page 41: ...7 Wiring diagram Wiring diagram 1 ViewSonic Corporation Confidential Do Not Copy PJ1158 1 38 ...

Page 42: ...Wiring diagram 2 ViewSonic Corporation Confidential Do Not Copy PJ1158 1 39 ...

Page 43: ...Wiring diagram 3 ViewSonic Corporation Confidential Do Not Copy PJ1158 1 40 ...

Page 44: ...Wiring diagram 4 ViewSonic Corporation Confidential Do Not Copy PJ1158 1 41 ...

Page 45: ...Wiring diagram 5 ViewSonic Corporation Confidential Do Not Copy PJ1158 1 42 ...

Page 46: ...Wiring diagram 6 ViewSonic Corporation Confidential Do Not Copy PJ1158 1 43 ...

Page 47: ...Wiring diagram 7 ViewSonic Corporation Confidential Do Not Copy PJ1158 1 44 ...

Page 48: ...Wiring diagram 8 ViewSonic Corporation Confidential Do Not Copy PJ1158 1 45 ...

Page 49: ...Wiring diagram 9 ViewSonic Corporation Confidential Do Not Copy PJ1158 1 46 ...

Page 50: ...Wiring diagram 10 ViewSonic Corporation Confidential Do Not Copy PJ1158 1 47 ...

Page 51: ...Wiring diagram 11 ViewSonic Corporation Confidential Do Not Copy PJ1158 1 48 ...

Page 52: ...8 Disassembly diagram ViewSonic Corporation Confidential Do Not Copy PJ1158 1 49 1b 1b ...

Page 53: ...ViewSonic Corporation Confidential Do Not Copy PJ1158 1 50 ...

Page 54: ...hen disassembling the machine If the upper case is detached with the lamp door installed the MAIN board might be damaged a Remove the Lamp door Loosen this screw Lamp door b Remove 2 screws on the front and 2 screws on the upper case 1 Before remove 2 screws on the upper case open the Lens shift cover 2 screws Lens shift cover ViewSonic Corporation Confidential Do Not Copy PJ1158 1 51 ...

Page 55: ... on the bottom and 2 screws on the rear to detach the upper case 2 screws 9 screws 2 Remove 2 screws on the front 3 Remove the front cover 2 screws front cover ViewSonic Corporation Confidential Do Not Copy PJ1158 1 52 ...

Page 56: ...ViewSonic Corporation Confidential Do Not Copy PJ1158 1 53 ...

Page 57: ... Lamp door CAUTION The ballast bracket holding the bal last power unit is installed under neath the power supply bracket Be careful not to injure your fin gers or hand by the edges of the ballast bracket during mainte nance around the power units Ballast bracket CAUTION Tighten this screw using a manual screwdriver ViewSonic Corporation Confidential Do Not Copy PJ1158 1 54 ...

Page 58: ...ly Tighten 6 screws and hook the panel fan duct assembly When assembling Remove 6 screws and unhook the panel fan duct assembly as shown in the diagram When disassembling Panel fan duct assembly ViewSonic Corporation Confidential Do Not Copy PJ1158 1 55 ...

Page 59: ...he fan bracket to the new power unit fan using 2 screws 2 Stick the Fan cushion along the right side of the fan as shown in the diagram Note If you install the new fan without the fan cushion the fan vibration in operating might make noise Be careful not to invert the fan when assembling the exhaust fan assembly 6 Replacing the PWB assembly NETWORK Attach the bracket to the PWB assembly NETWORK co...

Page 60: ...rd first when assembling the FOOT MTL This is necessary when replacing the FAN and so on CAUTION Make sure that power unit board was fixed by 4 hooks of PWB HOLDER Make sure that it is hard to remove Remote board Cross Section ViewSonic Corporation Confidential Do Not Copy PJ1158 1 57 ...

Page 61: ...772 EV01663 EV01673 EV01683 QT49631 EW06661 EW06031 HL02195 NX05741 NX05742 EDX40 PWB ASS Y INPUT EDX40 PWB ASS Y CONTROL EDX40 PWB ASS Y SW EDX40 PWB ASS Y BATTERY EDX40 PWB ASS Y NETWORK CPC36 CONNECTOR PLASTIC RIVET FOR HANDLE EDX40 LCD LENS PRISM ASS Y SERVICE or REPAIR EDX POWER UNIT BALLAST EDX POWER UNIT CIRCUIT FUSE 8A EDX FILTER UNIT SP 40M C R PH301 ASY SP 40M C L PH301 ASY SP 40M C PH12...

Page 62: ... Fan BT1002 M 00008019 GS01271 40 Fan BG0703 M 00008020 GS01351 41 Fan 3110KL M 00008021 GS01282 42 DIFAN 3610KL M 00008022 GS01361 43 Fan Shade M 00008023 MU03731 44 Lens Cap M 00008025 PH39011 45 Cushion for Fan M 00008026 MU03764 46 Cleaning Tool For Dust M MS 0808 3937 NX05741 47 Cables Audio Cable M MS 0808 7969 EW06031 48 Hardware Screw D Sub M SCW 0824 6780 MJ02872 49 Craft Box P 00008047 S...

Page 63: ...nd after the computer has started up turn on the projector power supply Communications setting 19200 bps 8N1 1 Protocol Consist of header 7 bytes Command data 6 bytes 2 Header BE EF 03 06 00 CRC_low CRC_high CRC_low Lower byte of CRC flag for command data CRC_high Upper byte of CRC flag for command data 3 Command Data Command Data Chart byte_0 byte_1 byte_2 byte_3 byte_4 byte_5 Action Type Setting...

Page 64: ...the decrement code Header Command data 05H 00H type 2 bytes 00H 00H to the projector 2 The projector decreases the setting value on the above setting code 3 The projector returns the response code 06H to the computer When the projector cannot understand the received command When the projector cannot understand the received command the error code 15H is sent back to the computer Sometimes the proje...

Page 65: ...06 00 00 70 00 00 CONTRAST Get BE EF 03 06 00 FD D3 02 00 04 20 00 00 Increment BE EF 03 06 00 9B D3 04 00 04 20 00 00 Decrement BE EF 03 06 00 4A D2 05 00 04 20 00 00 CONTRAST Reset Execute BE EF 03 06 00 A4 D2 06 00 01 70 00 00 PICTURE MODE Set NORMAL BE EF 03 06 00 23 F6 01 00 BA 30 00 00 CINEMA BE EF 03 06 00 B3 F7 01 00 BA 30 01 00 DYNAMIC BE EF 03 06 00 E3 F4 01 00 BA 30 04 00 BOARD BLACK BE...

Page 66: ...0 C4 FE 02 00 95 30 00 00 Increment BE EF 03 06 00 A2 FE 04 00 95 30 00 00 Decrement BE EF 03 06 00 73 FF 05 00 95 30 00 00 User Gamma Point 7 Get BE EF 03 06 00 80 FE 02 00 96 30 00 00 Increment BE EF 03 06 00 E6 FE 04 00 96 30 00 00 Decrement BE EF 03 06 00 37 FF 05 00 96 30 00 00 User Gamma Point 8 Get BE EF 03 06 00 7C FF 02 00 97 30 00 00 Increment BE EF 03 06 00 1A FF 04 00 97 30 00 00 Decre...

Page 67: ...INT Reset Execute BE EF 03 06 00 7C D1 06 00 0B 70 00 00 SHARPNESS Get BE EF 03 06 00 F1 72 02 00 01 22 00 00 Increment BE EF 03 06 00 97 72 04 00 01 22 00 00 Decrement BE EF 03 06 00 46 73 05 00 01 22 00 00 SHARPNESS Reset Execute BE EF 03 06 00 C4 D0 06 00 09 70 00 00 MY MEMORY Load Set 1 BE EF 03 06 00 0E D7 01 00 14 20 00 00 2 BE EF 03 06 00 9E D6 01 00 14 20 01 00 3 BE EF 03 06 00 6E D6 01 00...

Page 68: ...2 21 00 00 Decrement BE EF 03 06 00 02 83 05 00 02 21 00 00 H SIZE Reset Execute BE EF 03 06 00 68 D2 06 00 04 70 00 00 AUTO ADJUST Execute BE EF 03 06 00 91 D0 06 00 0A 20 00 00 COLOR SPACE Set AUTO BE EF 03 06 00 0E 72 01 00 04 22 00 00 RGB BE EF 03 06 00 9E 73 01 00 04 22 01 00 SMPTE240 BE EF 03 06 00 6E 73 01 00 04 22 02 00 REC709 BE EF 03 06 00 FE 72 01 00 04 22 03 00 REC601 BE EF 03 06 00 CE...

Page 69: ... 33 01 00 AUTO2 BE EF 03 06 00 6B 23 01 00 04 33 02 00 THEATER BE EF 03 06 00 CB SF 01 00 04 33 10 00 PRESENTATION BE EF 03 06 00 5B 2E 01 00 04 33 11 00 Get BE EF 03 06 00 38 22 02 00 04 33 00 00 WHISPER Set NORMAL BE EF 03 06 00 3B 23 01 00 00 33 00 00 WHISPER BE EF 03 06 00 AB 22 01 00 00 33 01 00 Get BE EF 03 06 00 08 23 02 00 00 33 00 00 MIRROR Set NORMAL BE EF 03 06 00 C7 D2 01 00 01 30 00 0...

Page 70: ...8 04 00 75 20 00 00 Decrement BE EF 03 06 00 76 C9 05 00 75 20 00 00 BASS RGB1 Get BE EF 03 06 00 0D FB 02 00 80 20 00 00 Increment BE EF 03 06 00 6B FB 04 00 80 20 00 00 Decrement BE EF 03 06 00 BA FA 05 00 80 20 00 00 BASS RGB2 Get BE EF 03 06 00 3D FA 02 00 84 20 00 00 Increment BE EF 03 06 00 5B FA 04 00 84 20 00 00 Decrement BE EF 03 06 00 8A FB 05 00 84 20 00 00 BASS M1 D Get BE EF 03 06 00 ...

Page 71: ... EF 03 06 00 75 FE 02 00 92 20 00 00 SRS WOW SURROND Component Set TURN OFF BE EF 03 06 00 32 FF 01 00 95 20 00 00 LOW BE EF 03 06 00 A2 FE 01 00 95 20 01 00 MID BE EF 03 06 00 52 FE 01 00 95 20 02 00 HIGH BE EF 03 06 00 C2 FF 01 00 95 20 03 00 Get BE EF 03 06 00 01 FF 02 00 95 20 00 00 MUTE Set TURN OFF BE EF 03 06 00 46 D3 01 00 02 20 00 00 TURN ON BE EF 03 06 00 D6 D2 01 00 02 20 01 00 Get BE E...

Page 72: ...5 DC 02 00 32 20 00 00 AUDIO Component Set TURN OFF BE EF 03 06 00 32 DD 01 00 35 20 00 00 Audio1 BE EF 03 06 00 A2 DC 01 00 35 20 01 00 Audio2 BE EF 03 06 00 52 DC 01 00 35 20 02 00 Audio3 BE EF 03 06 00 C2 DD 01 00 35 20 03 00 Audio4 BE EF 03 06 00 F2 DF 01 00 35 20 04 00 Get BE EF 03 06 00 01 DD 02 00 35 20 00 00 IR REMOTE Front Set Off BE EF 03 06 00 FF 32 01 00 00 26 00 00 On BE EF 03 06 00 6...

Page 73: ...ecute BE EF 03 06 00 DC C6 06 00 43 70 00 00 MENU POSITION V Get BE EF 03 06 00 40 D7 02 00 16 30 00 00 Increment BE EF 03 06 00 26 D7 04 00 16 30 00 00 Decrement BE EF 03 06 00 F7 D6 05 00 16 30 00 00 MENU POSITION V Reset Execute BE EF 03 06 00 A8 C7 06 00 44 70 00 00 BLANK Set My Screen BE EF 03 06 00 FB CA 01 00 00 30 20 00 ORIGINAL BE EF 03 06 00 FB E2 01 00 00 30 40 00 BLUE BE EF 03 06 00 CB...

Page 74: ...00 0D 20 00 00 AUTO KEYSTONE Set TURN OFF BE EF 03 06 00 EA D1 01 00 0F 20 00 00 TURN ON BE EF 03 06 00 7A D0 01 00 0F 20 01 00 Get BE EF 03 06 00 D9 D1 02 00 0F 20 00 00 MY BUTTON 1 Set RGB1 BE EF 03 06 00 3A 33 01 00 00 36 00 00 RGB2 BE EF 03 06 00 FA 31 01 00 00 36 04 00 M1 D BE EF 03 06 00 CA 33 01 00 00 36 03 00 COMPONENT BE EF 03 06 00 6A 30 01 00 00 36 05 00 S VIDEO BE EF 03 06 00 5A 32 01 ...

Page 75: ... 00 01 36 12 00 PICTURE MODE BE EF 03 06 00 F6 3F 01 00 01 36 13 00 FILTER RESET BE EF 03 06 00 C6 3D 01 00 01 36 14 00 ACTIVE IRIS BE EF 03 06 00 56 3C 01 00 01 36 15 00 e SHOT BE EF 03 06 00 A6 3C 01 00 01 36 16 00 VOLUME BE EF 03 06 00 36 3D 01 00 01 36 17 00 VOLUME BE EF 03 06 00 C6 38 01 00 01 36 18 00 Get BE EF 03 06 00 F5 32 02 00 01 36 00 00 MAGNIFY Get BE EF 03 06 00 7C D2 02 00 07 30 00 ...

Page 76: ...11 Block diagram ViewSonic Corporation Confidential Do Not Copy PJ1158 1 73 ...

Page 77: ...KeyO 0 1 2 R_Out 2 KeyO 1 2 3 LED_IF 3 EE02 CNBAT EL06 4 KeyI 0 4 1 Battery 3V 1 5 KeyI 1 5 2 GND 2 6 KeyI 2 6 1 W P N C 7 G _ P _ D E L 7 T E N N C 1 0 E E 2 0 1 N C 1 D N G 1 0 0 8 E 8 R _ P _ D E L 8 1 D N G 1 2 V 5 1 _ n a F 2 9 p m e T _ D E L 9 2 e d o M _ L W N 2 3 V 5 1 _ n a F 3 0 1 p m a L _ D E L 0 1 3 y s u B _ S 3 4 D N G N A F 4 1 1 V 3 _ 3 1 1 4 p e e l S _ M 4 5 D N G N A F 5 2 1 D...

Page 78: ... GND1 APU5 1 ET21 UBB 4R D14C 1 1 2 2 3 3 4 4 G1 G1 G2 G2 APUM 1 APUP 1 APT6 1 APT4 1 ET02 PH 05V D 1 2 3 4 5 ET03 PH 03V D 1 2 3 RD TD RS232C RD TD GND USB USB D USB D RD GND TD 1 EL05 CR2032BH 1 1 2 2 3 3 1608 LL37 600 H 1 2 1608 LL36 600 H 1 2 EL06 SH 02H 1 2 G1 G2 APL1 1 APL2 1 APL3 1 APL4 1 6 5 4 3 2 1 6 5 4 3 2 1 E D C B A ViewSonic Corporation Confidential Do Not Copy PJ1158 1 75 ...

Page 79: ...6 47 6 3 MVK SKV 1 2 IR03 KSM 2003LM2EL 1 Vout 2 GND 3 VCC IR02 KSM 2003LM2EL 1 Vout 2 GND 3 VCC RR03 100 1 2 ER01 ZH 06H 1 2 3 4 5 6 G1 G2 CR01 100p C 1 2 IR01 KSM 2003LM2EL 1 Vout 2 GND 3 VCC 2125 RR02 47 1 2 CR03 47 6 3 MVK SKV 1 2 CR02 4 7 6 3 1 2 RR01 100 1 2 2125 RR08 47 1 2 IR04 KSM 2003LM2EL 1 Vout 2 GND 3 VCC CR10 100p C 1 2 CR12 47 6 3 MVK SKV 1 2 CR11 4 7 6 3 1 2 RR07 100 1 2 APR5 1 APR...

Page 80: ...PWB assembly MAIN 3 PWB assembly MAIN 4 PWB assembly MAIN 5 PWB assembly MAIN 6 PWB assembly MAIN 7 PWB assembly MAIN 8 PWB assembly MAIN 9 PWB assembly MAIN 10 PWB assembly MAIN 11 PWB assembly MAIN 12 PWB assembly MAIN 13 PWB assembly MAIN 14 PWB assembly MAIN 15 PWB assembly NETWORK 1 PWB assembly NETWORK 2 PWB assembly NETWORK 3 PWB assembly NETWORK 4 Basic circuit diagram list ViewSonic Corpo...

Page 81: ...1 2 3 4 5 6 6 1 2 3 4 5 D G F E C B A POWER UNIT BALLAST 1 EDX40N CONFIDENTIAL ViewSonic Corporation Confidential Do Not Copy PJ1158 1 78 ...

Page 82: ...1 2 3 4 5 6 6 1 2 3 4 5 D G F E C B A POWER UNIT BALLAST 2 EDX40N CONFIDENTIAL ViewSonic Corporation Confidential Do Not Copy PJ1158 1 79 ...

Page 83: ...R117 C113 C112 C115 C114 D104 IC101 1 COM 2 FREQ 3 ISNS 4 OVP 5 COMP 6 VFB 7 VCC 8 GATE C111 C124 R138 C200 D203 ICP202 C201 ICP201 T201 2 13 4 7 6 5 9 10 11 15 16 12 14 C205 D202 L200 R246 R240 C207 R204 C208 PC201 R203 R206 R207 R208 IC201 C209 R236 C225 R237 PC203 Q201 R239 R235 R238 R221 C227 IC204 7 8 4 6 5 3 1 2 R220 R222 C230 D207 C231 R216 C222 D206 C223 IC203 7 8 4 6 5 3 1 2 R212 C217 C21...

Page 84: ...1 2 3 4 5 6 6 1 2 3 4 5 D G F E C B A POWER UNIT CIRCUIT 2 EDX40N CONFIDENTIAL C101 C102 SW1 CN1 N L F101 C100 L100 L101 CN2 1 3 C103 R100 ViewSonic Corporation Confidential Do Not Copy PJ1158 1 81 ...

Page 85: ...24 10K 1 2 CC13 1005 220P 1 2 1005 RC05 180K 1 2 1005 RC12 150K 1 2 1005 RC09 120K 1 2 CC11 2125 4 7 16 1 2 CC14 2125 4 7 16 1 2 1005 RC20 120K 1 2 CC16 1005 220P 1 2 1005 RC14 10K 1 2 QC02 2SC5343E 1 2 3 1005 RC17 100 1 2 1005 RC21 150K 1 2 QC05 2SC5343E 1 2 3 1005 RC18 100 1 2 CC17 1005 220P 1 2 1005 RC13 10K 1 2 1005 RC11 150K 1 2 1005 RC10 120K 1 2 1005 RC06 180K 1 2 GND1 EC02 ZH 12V 1 2 3 4 5...

Page 86: ...005 RK23 220 1 2 QK22 DTC114EUA 1 2 3 QK24 DTC114EUA 1 2 3 SK06 SKRAAAE010 1 2 3 4 SK04 SKRAAAE010 1 2 3 4 DK01 SML 020MVT86 1 2 3 4 APY03 1 RK04 0 1 2 APY06 1 EK02 ZH 04H 1 2 3 4 G1 G2 EK04 PH 02H 1 2 G1 G2 1005 RK24 220 1 2 GND1 APY04 1 CK32 1005 100p C 1 2 CK31 1005 100p C 1 2 CK44 1005 100p C 1 2 CK43 1005 100p C 1 2 CK41 1005 100p C 1 2 CK42 1005 100p C 1 2 CK29 1005 100p C 1 2 CK30 1005 100p...

Page 87: ...S A5 LAMP_ON A9 ROMWE I0GO1 3 3V IN1CLP DGE2 1 8VCPU D14 VOL_SEL DRE1 I1B7 DBE0 D13 I1G7 IN0PEN I1B4 MSLEEP IRIS_RST I0GO3 I1B1 DRE3 DBE3 LED TEMP A15 RESETP DVIPWDN WRN DHS I0RO6 IN0VS FG_SEL1 A14 A18 IN1HS DGE3 DBE7 DGE8 I0GO0 POWER6 I1G3 DGE1 A4 IN1CST D12 DBE5 I0GO2 I1B2 D2 I0RO1 PW_MUTE I0RO3 I1G0 DRE6 DBE2 RGB1 2 LED P G A10 F_SD HD UART_SEL I2CDAT DBE6 A17 ROMOE I0BO0 I1G2 DRE0 AIRSPD PCS0 ...

Page 88: ...2E6 47 1 2 C256 1005 0 1 10 1 2 C274 1005 0 1 10 1 2 R278 2010 22 1 2 3 4 5 6 7 8 C254 1005 0 1 10 1 2 R260 2010 22 7 8 5 6 3 4 1 2 C273 1005 0 1 10 1 2 R281 2010 22 1 2 3 4 5 6 7 8 1005 R288 47 1 2 R295 2010 22 7 8 5 6 3 4 1 2 R294 2010 22 1 2 3 4 5 6 7 8 R297 2010 22 1 2 3 4 7 8 5 6 GND1 R273 2010 22 1 2 3 4 5 6 7 8 1005 R290 0 1 2 C255 1005 0 1 10 1 2 R261 2010 22 7 8 5 6 3 4 1 2 1005 R267 0 1 ...

Page 89: ... 600 H1 2 1608 L322 600 H1 2 1608 L324 600 H1 2 1608 L325 600 H1 2 1608 L328 600 H1 2 1005 R315 33 1 2 1005 R302 1 0K 1 2 E302 ZH 02H 1 2 G1 G2 1005 R324 0 1 2 2125 R004 47 1 2 RC_UPPER MOUSE R003 100 1 2 C005 4 7 6 3 1 2 C325 1005 0 01 16 1 2 GND1 APRC6 1 C006 47 6 3 MVK SKV 1 2 5V 38_RC I312 SN74LV32APW 1A 1B 1Y 2A 2B 2Y GND 3Y 3A 3B 4Y 4A 4B VCC C321 100p C 1 2 1608 L310 600 H 1 2 1005 R344 100...

Page 90: ...1005 R803 2 2K 1 2 R8E7 100 1005 1 2 1005 R8E0 100 1 2 1005 R8H4 2 2K 1 1 2 1005 R897 0 1 2 R848 2010 10K 5 6 7 8 1 2 3 4 LAMP_ON POWER3 POWER1 FAN CNT4 1 2V FAN CNT2 FAN CNT3 4 0V POWER2 17V 14 5V POWER6 5V FG_SEL2 POWER0 FG_SEL0 LAMP S 1 8VCPU 3 3V FG_SEL1 FANGND FAN15V POWER7 FAN CNT1 POWER4 15 5V WHISPER FAN_FG 6 6V POWER5 3 3VP COVER S FAN CNT5 I851 SI 3010KM Vc Vin GND Vout ADJ I874 SI 3010K...

Page 91: ...F15 F14 GND F14 F6 GND F6 F5 GND F5 F4 GND F4 E17 GND E17 E16 GND E16 E15 GND E15 E14 GND E14 E6 GND E6 E5 GND E5 E4 GND E4 D17 GND D17 D16 GND D16 D15 GND D15 D14 GND D14 D6 GND D6 D5 GND D5 D4 GND D4 C18 GND C18 C3 GND C3 B19 DIRY C20 NRG D20 SHENB C2 CLP2 C1 CLP1 B1 HPLL A4 VRESET0 A3 HRESET0 A6 SELECT M12 GND M12 I401 L3E07110K0A C11 RIN0 A10 RIN1 B10 RIN2 C10 RIN3 A9 RIN4 B9 RIN5 C9 RIN6 A8 R...

Page 92: ... APR24 1 APR21 1 APR7 1 APR13 1 APR9 1 APR4 1 APR23 1 APR12 1 APR33 1 APR29 1 APR3 1 APR10 1 APR2 1 APR28 1 APR18 1 APR14 1 APR22 1 APR36 1 CHMDR 1 APR34 1 APR8 1 APR30 1 APR20 1 APR15 1 APR11 1 APR35 1 APR19 1 APR25 1 APR6 1 APR32 1 APR17 1 APR5 1 I501 L3E01060P0A SCS SCLK SDATA DIVS DXIN CLXIN ENBX5I ENBX1IN GND 9 CLK GND 11 PVDD HVDD 13 DIRY DY CLY CLY ENBY1 ENBY2 NRG GND 21 HVDD 22 IREF GND 24...

Page 93: ... APG6 1 APG10 1 APG14 1 APG28 1 APG34 1 APG22 1 APG24 1 APG15 1 APG19 1 APG11 1 APG2 1 APG21 1 APG32 1 APG31 1 APG17 1 APG33 1 APG35 1 APG29 1 APG3 1 APG12 1 APG5 1 APG20 1 APG18 1 CHMDG 1 APG23 1 APG8 1 APG25 1 APG4 1 APG36 1 APG13 1 APG7 1 APG9 1 I601 L3E01060P0A SCS SCLK SDATA DIVS DXIN CLXIN ENBX5I ENBX1IN GND 9 CLK GND 11 PVDD HVDD 13 DIRY DY CLY CLY ENBY1 ENBY2 NRG GND 21 HVDD 22 IREF GND 24...

Page 94: ... APB19 1 APB11 1 APB18 1 APB24 1 APB31 1 APB14 1 APB5 1 APB10 1 APB34 1 APB32 1 APB8 1 APB3 1 APB25 1 APB9 1 APB33 1 APB20 1 APB7 1 APB35 1 APB12 1 APB23 1 APB17 1 APB4 1 APB13 1 APB29 1 APB22 1 CHMDB 1 APB15 1 APB6 1 APB21 1 APB30 1 APB28 1 APB2 1 I701 L3E01060P0A SCS SCLK SDATA DIVS DXIN CLXIN ENBX5I ENBX1IN GND 9 CLK GND 11 PVDD HVDD 13 DIRY DY CLY CLY ENBY1 ENBY2 NRG GND 21 HVDD 22 IREF GND 24...

Page 95: ...0 R_4 R_3 R_2 R_1 R_0 IOVDD 66 IOGND 67 GND 68 DVDD 69 PWDN RESETB TMS I2CA SCL SDA CLAMP COAST VSYNC_A VSYNC_B EXT_CLK HSYNC_A HSYNC_B PLL_A18GND 83 PLL_A18VDD 84 PLL_A18VDD 85 PLL_A18GND 86 FILT1 FILT2 PLL_F PLL_A18GND 90 NSUB 91 A33GND 92 A33VDD 93 A33VDD 94 A33GND 95 GIN_4 SOGIN_3 GIN_3 SOGIN_2 GIN_2 1005 R190 10 1 2 1005 R121 100 1 2 1005 R180 0 1 2 1005 R142 0 1 2 1005 R173 4 7K 1 2 1005 R10...

Page 96: ...SC200JT 1 2 3 2125 LV12 SC200JT 1 2 3 2125 LV13 SC200JT 1 2 3 GND1 GND1 GND1 GND1 GND1 GND1 GND1 GND1 GND1 GND1 GND1 GND1 GND1 GND1 GND1 GND1 GND1 GND1 GND1 GND1 GND1 GND1 GND1 GND1 GND1 GND1 GND1 GND1 GND1 GND1 GND1 GND1 GND1 2518 LV08 47 H 1 2 2518 LV07 4 7 H 1 2 2518 LV02 47 H 1 2 2518 LV06 47 H 1 2 2518 LV01 47 H 1 2 2518 LV05 47 H 1 2 2518 LV03 47 H 1 2 2518 LV04 47 H 1 2 TVGND 1 TV04 1 TV02 ...

Page 97: ...05 RS52 75 1 1 2 1005 RS55 8 2K 1 2 RS24 0 1 2 1005 RS34 8 2K 1 2 1005 RS30 33K 1 2 1005 RS54 8 2K 1 2 RS25 220 1 2 1005 RS53 8 2K 1 2 1005 RS59 0 1 2 1005 RS60 0 1 2 1005 RS31 33K 1 2 RS96 0 1 2 1005 RS44 560 1 1 2 1005 RS58 33K 1 2 1005 RS35 8 2K 1 2 1005 RS63 560 1 1 2 1005 RS57 33K 1 2 RS47 75 1 1 2 1005 RS64 560 1 1 2 RS07 100 1 2 1005 RS51 10 1 2 1005 RS65 560 1 1 2 RS05 75 1 1 2 RS23 220 1 ...

Page 98: ... 1 2 1005 RG41 47K 1 2 1005 RG75 56 1 2 1005 RG74 56 1 2 1005 RG01 10K 10K 1 2 1005 RG30 56 1 2 1005 RG14 0 1 2 1005 RG39 56 1 2 1005 RG34 56 1 2 1005 RG10 10K 1 2 1005 RG77 56 1 2 1005 RG33 56 1 2 1005 RG72 10K 1 2 RG80 75 1 1 2 1005 RG93 56 1 2 1005 RG43 5 6K 1 2 RG36 2010 0 1 2 7 8 5 6 3 4 RGA6 2010 47 1 2 3 4 5 6 7 8 RGA9 2010 47 1 2 3 4 5 6 7 8 RGB2 2010 47 1 2 3 4 5 6 7 8 RGA4 2010 47 1 2 3 ...

Page 99: ... 2 1005 RW70 220 1 2 1005 RW67 10K 1 2 1005 RW80 2 7K 1 1 2 1005 RW53 0 1 2 1005 RW17 100 1 2 1005 RW35 10K 1 2 1005 RW84 0 1 2 1005 RW54 0 1 2 1005 RW44 0 1 2 1005 RW36 1 0K 1 2 1005 RW45 0 1 2 1005 RW93 33 1 2 1005 RW46 0 1 2 1005 RW20 2 2K 1 2 1005 RW74 56K 1 2 RW41 2010 0 1 2 3 4 5 6 7 8 RW91 2010 33 5 6 3 4 1 2 7 8 RW29 2010 3 9K 1 2 3 4 5 6 7 8 RW38 2010 100 1 2 3 4 5 6 7 8 IRIS_OE RXD 14 5V...

Page 100: ...8 G19 G20 G21 G22 G23 G24 G25 1005 RAB9 100 1 2 1005 RA40 120K 1 2 1005 RAC6 10K 1 2 1005 RA01 180K 1 2 1005 RA48 4 7K 1 2 1005 RAC1 150K 1 2 1005 RA11 0 1 2 1005 RA26 5 6K 1 2 1005 RAB6 120K 1 2 1005 RA46 120K 1 2 1005 RA36 100 1 2 1005 RA04 180K 1 2 1005 RAB1 100 1 2 1005 RA50 22K 1 2 1005 RA97 2 2K 1 2 1005 RAC0 120K 1 2 1005 RA44 100K 1 1 2 1005 RA15 0 1 2 1005 RAC2 10K 1 2 1005 RAB8 10K 1 2 1...

Page 101: ...1 100 1 2 1005 RE96 3 3K 1 2 1005 REF2 15K 1 2 1005 RE98 0 1 2 1005 RE72 10K 1 2 1005 RE16 3 3K 1 2 1005 RE93 0 1 2 1005 RE19 33 1 2 1005 REF8 0 1 2 1005 RE36 0 1 2 1005 RE12 33 1 2 1005 RE94 3 3K 1 2 1005 RE77 100 1 2 1005 RE07 10K 1 2 1005 RE63 3 3K 1 2 1005 RE66 100 1 2 1005 RE37 0 1 2 1005 REA2 100 1 2 1005 RE33 10K 1 2 1005 REF6 0 1 2 1005 RE22 1 5K 1 2 1005 RE35 0 1 2 1005 RE44 1 5K 1 2 1005...

Page 102: ...1 2 3 4 5 6 6 1 2 3 4 5 D G F E C B A PWB assembly NETWORK 1 EDX40N CONFIDENTIAL ViewSonic Corporation Confidential Do Not Copy PJ1158 1 99 ...

Page 103: ...1 2 3 4 5 6 6 1 2 3 4 5 D G F E C B A PWB assembly NETWORK 2 EDX40N CONFIDENTIAL ViewSonic Corporation Confidential Do Not Copy PJ1158 1 100 ...

Page 104: ...1 2 3 4 5 6 6 1 2 3 4 5 D G F E C B A PWB assembly NETWORK 3 EDX40N CONFIDENTIAL ViewSonic Corporation Confidential Do Not Copy PJ1158 1 101 ...

Page 105: ...1 2 3 4 5 6 6 1 2 3 4 5 D G F E C B A PWB assembly NETWORK 4 EDX40N CONFIDENTIAL ViewSonic Corporation Confidential Do Not Copy PJ1158 1 102 ...

Page 106: ...irector Quality Systems Processes marc maupin viewsonic com d o o G t n e l l e c x E Precautions and Safety Notices 1 5 4 3 9 Block Diagram Service Manual Content Service Manual Layout The form and listing Name Title Company Add Tel E mail Fax C Do you have any other opinions or suggestions regarding this service manual Name of Each Part Adjustment Troubleshooting 6 Service Points Recommended Spa...

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