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ViewSonic PJ650, Руководство по обслуживанию

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42

PJ650 

43

PJ650 (C3XM4)

11. Block diagram

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ViewSonic Corporation

PJ650

Содержание PJ650

Страница 1: ...Model No VPROJ27747 1W Service Manual LCD Projector PJ650 1 ViewSonic 381 Brea Canyon Road Walnut California 91789 USA 800 888 8583 PJ650 1_SM_ Rev 1 October 2003 ...

Страница 2: ...t fan during operation 5 The LCD module assembly is likely to be damaged If replacing to the LCD LENS PRISM module 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 1 Features 2 2 Specifications 2 3 Names of each part 3 4 Adjustment 5 5 Troubleshooting 11 6 Service points 16 7 Wiring diagram 27 8 Disassembly ...

Страница 3: ...on 0 3 0 1Vp p PAL SECAM burst signal 75Ωtermination Component Y 1 0 0 1Vp p 75Ωtermination CB PB 0 7 0 1Vp p 75Ωtermination CR PR 0 7 0 1Vp p 75Ωtermination RGB input output Analog RGB 0 7V p p 75Ωtermination Sync TTL level Audio Input 200mVrms 47kΩ Output 200mVrms output impendance 1kΩ Speaker output 1 0W mono Power supply AC100 120V 2 7A AC220 240V 1 3A Power consumption 240W Dimensions 295 W 8...

Страница 4: ... KEYSTONE button STANDBY ON button INPUT button RESET button STAND BY ON INPUT KEYS TONE RESE T LAN P TEN P POW ER MENU button LAMP LED TEMP LED POWER LED Remote sensor AC power inlet S VIDEO IN port RGB IN 1 and 2 ports AUDIO IN R and L ports VIDEO IN port CONTROL port RGB OUT port USB port COMPONENT VIDEO port Power switch ViewSonic Corporation PJ650 ...

Страница 5: ...ton MENU button RGB button BLANK button SEARCH button VOLUME button MUTE button KEYSTONE button ASPECT button AUTO button MAGNIFY button KEYBOARD buttons FREEZE button POSITION button ESC button Cursor buttons RESET button ENTER button ViewSonic Corporation PJ650 ...

Страница 6: ...t means recommended 4 1 2 Setting of condition before adjustment 1 Before starting adjustment warm up the projector for about 10 minutes Blank white 2 Set Zoom Wide to Max And project an image with more than 1m 40 type in diagonal size 3 Normalizing the video adjustment Press the MENU button of the Remote control transmitter to display the MAIN menu and then press the RESET button And select the D...

Страница 7: ...lor flicker 4 4 NRSH adjustment vertical stripe adjustment Signals for internal adjustment Adjustment procedure 1 Make this adjustment after completing the adjustment in 4 3 Flicker adjustment 2 Use DAC P NRSH R in the Adjustment menu to adjust so that the vertical lines spaced every 6 dots are as inconspicuous as possible Reduce the adjustment value when black stripes appear in the 2nd or 3rd ton...

Страница 8: ...just GAMMA SUB CONTRAST and G in the Adjust menu so that brightness of 28 steps is best 4 Don t adjust GAMMA SUB BRIGHT and G in the Adjust menu Because we want to keep the best contrast ratio 5 Then adjust colors R and B 6 Select GAMMA SUB CONTRAST and G in the Adjust menu If the background is white solid press the ENTER key on the Remote control trasmitter to change to W monochrome in the 28 ton...

Страница 9: ...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 ON in the Adjust Tone menu and press the key To turn it on again place the cursor on OFF in the Adjust Tone menu and press the key 7 Although this adjustment can also be made using internal signals we will here use the ENTER key on ...

Страница 10: ...the coordinates are as follows x x1 0 005 y y1 0 010 9 Similarly measure adjustment points No 3 to No 17 and adjust their color coordinates starting in order from the small number points This completes adjustments required for MIN Note 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 t...

Страница 11: ...1 Adjustment technique First adjust B of the point whose color is to be adjusted so that it approximates that of No 1 If R is low at this time the image will have cyan cast in which case R is increased On the other hand if R is excessive the image will have a magenta cast in which case R is decreased Overall a cyan cast makes it easy to see color shading 7 Next view measurement points No 4 No 5 No...

Страница 12: ...11 PJ650 5 Troubleshooting Check points at trouble shooting ViewSonic Corporation PJ650 ...

Страница 13: ...12 PJ650 ViewSonic Corporation PJ650 ...

Страница 14: ...13 PJ650 ViewSonic Corporation PJ650 ...

Страница 15: ...14 PJ650 ViewSonic Corporation PJ650 ...

Страница 16: ...15 PJ650 ViewSonic Corporation PJ650 ...

Страница 17: ...solder from soldered joints when replacing components If leaded solder should be added to existing lead free joints mix in the leaded solder thoroughly after the lead free solder has been completely melted do 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 le...

Страница 18: ... PWB assembly Drive to the front 3 Disconnect 5 cables lifting the PWB assembly Drive 6 3 Cautions when removing the POWER UNIT BALLAST When removing the cable CNBAR connected to POWER UNIT BALLAST there is danger of damaging the small PWB connecting cables POWER UNIT BALLAST Disconnect 7 cables Remove 3 screws PWB assembly Drive PWB assembly Drive Disconnect the board to board connector FRONT Lif...

Страница 19: ...e battery away from children and pets Be sure to use only the batteries specified for use with the remote control Do not mix new batteries with used ones When inserting batteries verify that the plus and minus terminals are aligned correctly as indicated in the remote control When you dispose the battery you should obey the law in the relative area or country Putting Batteries 1 Remove the battery...

Страница 20: ...to burst Do not use old used lamps this is a cause of breakage If the lamp breaks soon after the first time it is used it is possible that there are electrical problems else where besides the lamp Use the lamp of the specified type only Handle with care jolting or scratching could cause the lamp bulb to burst during use Before replacing the lamp make sure the power switch is off and the power cabl...

Страница 21: ...nside of the lamp case 5 Insert the new lamp and tighten the 1 screw firmly to lock it in place Also steadily push the opposite side of the screwed side of the lamp into the unit 6 Replace the lamp cover and tighten the 2 screws firmly to lock it in place 7 Slowly turn the projector so that the top is facing up 8 Turn on the projector power and using the menu reset the lamp timer To reset the lamp...

Страница 22: ... while lamp time is being displayed The reset menu will then appear 3 Select RESET on the menu with the button and wait until the timer display is cleared NOTE Do not reset the lamp timer without replacing the lamp Reset the lamp timer always when replacing the lamp The message functions will not operate properly if the lamp timer is not reset correctly 1 3 2 2 1 3 1 ViewSonic Corporation PJ650 ...

Страница 23: ...oid such phenomena 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 se...

Страница 24: ...TIME of the OPTION Menu then perform reset of the filter timer NO INPUT IS DETECTED ON There is no input signal Check the signal input connection and the status of the signal source SYNC IS OUT OF RANGE ON The horizontal or vertical frequenceies of the inputted signal is outside of the operating range limits of this unit Please confirm the specs for this unit or the signal source specs CHECK THE A...

Страница 25: ...the main unit has sufficiently cooled down please make confirmation of the attachment state of the lamp and lamp cover After performing any needed maintenance turn the power ON again The red lamp is lighted or blink Turned OFF Blink of the red lamp The cooling fan is not operating Turn the power OFF and wait approximately 20 minutes After the main unit has cooled down please make confirmation that...

Страница 26: ... 3 Continue press the button first then press the button together with RESET and hold for 3 seconds 1 Display the menu by the MENU button 2 Select the OPT on the menu 3 Continue pressing the button MAGNIFY OFF for 3 seconds 2 Select the HIGH on the OSD using the button To reset this setup select the NORMAL using the button 3 The OSD will be ended by no operation for 10 seconds or change of input s...

Страница 27: ...sing button by the SERVICE MENU 2 ON Select the ON on the OSD using button OFF Select the OFF on the OSD using button 3 The OSD will be ended by no operation for 10 seconds or change of input signal To end immediately use one of buttons except buttons ViewSonic Corporation PJ650 ...

Страница 28: ...27 PJ650 7 Wiring diagram ViewSonic Corporation PJ650 ...

Страница 29: ...28 PJ650 ViewSonic Corporation PJ650 ...

Страница 30: ...29 PJ650 C3XM4 ViewSonic Corporation PJ650 ...

Страница 31: ...30 PJ650 ViewSonic Corporation PJ650 ...

Страница 32: ...31 PJ650 ViewSonic Corporation PJ650 ...

Страница 33: ...32 PJ650 C3XM4 ViewSonic Corporation PJ650 ...

Страница 34: ...33 PJ650 8 Disassembly diagram M Meter screw T Tapping screw ViewSonic Corporation PJ650 ...

Страница 35: ...34 PJ650 M Meter screw T Tapping screw ViewSonic Corporation PJ650 ...

Страница 36: ... US TYPE W CORE 10 QD35248 BOTTOM CASE ASS Y EV01682 POWER SUPPLY CORD UK TYPE W CORE 11 QD36597 UPPER CASE ASS Y EV01672 POWER SUPPLY CORD EUROPE TYPE W CORE 12 QD34869 LAMP DOOR ASS Y EW06661 RGB D CABLE 15PIN MALE TO 15 PIN MALE 13 QD34857 FILTER COVER EW06031 3 CONDUCTOR VIDEO AUDIO CABLE 14 QJ01111 ADJUST FOOT EW05941 USB A B CABLE W CORE 15 UE21016 DICHROIC OPTICS UNIT HL01895 REMOTE CONTROL...

Страница 37: ...36 PJ650 10 RS 232C communication ViewSonic Corporation PJ650 ...

Страница 38: ...e computer sends 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 So...

Страница 39: ...38 PJ650 Command data chart ViewSonic Corporation PJ650 ...

Страница 40: ...39 PJ650 Command data chart ViewSonic Corporation PJ650 ...

Страница 41: ...40 PJ650 Command data chart ViewSonic Corporation PJ650 ...

Страница 42: ...41 PJ650 Command data chart ViewSonic Corporation PJ650 ...

Страница 43: ...42 PJ650 11 Block diagram ViewSonic Corporation PJ650 ...

Страница 44: ...43 PJ650 C3XM4 12 Connector connection diagram ViewSonic Corporation PJ650 ...

Страница 45: ...44 PJ650 13 Basic circuit diagram Parts with hatching are not mounted PWB assembly REMOTE C3XM4 PWB assembly SWITCH C3XM4 PWB assembly SENSOR C3XM4 ViewSonic Corporation PJ650 ...

Страница 46: ...assembly DRIVE 1 PWB assembly DRIVE 2 PWB assembly DRIVE 3 PWB assembly DRIVE 4 PWB assembly DRIVE 5 PWB assembly DRIVE 6 PWB assembly DRIVE 7 PWB assembly DRIVE 8 PWB assembly DRIVE 9 PWB assembly DRIVE 10 PWB assembly SIGNAL 1 PWB assembly SIGNAL 2 PWB assembly SIGNAL 3 Basic circuit diagram list ViewSonic Corporation PJ650 ...

Страница 47: ...6 5 4 3 2 1 6 5 4 3 2 1 D E F G POWER UNIT BALLAST For handling of the circuit diagram refer to the warning on the cover Warning A B C ViewSonic Corporation PJ650 ...

Страница 48: ...6 5 4 3 2 1 6 5 4 3 2 1 D E F G POWER UNIT CIRCUIT For handling of the circuit diagram refer to the warning on the cover Warning A B C ViewSonic Corporation PJ650 ...

Страница 49: ...A B C D E F G 5 4 3 2 1 6 6 5 4 3 2 1 PWB assembly DRIVE 1 ViewSonic Corporation PJ650 ...

Страница 50: ...A B C D E F G 5 4 3 2 1 6 6 5 4 3 2 1 PWB assembly DRIVE 2 ViewSonic Corporation PJ650 ...

Страница 51: ...A B C D E F G 5 4 3 2 1 6 6 5 4 3 2 1 PWB assembly DRIVE 3 ViewSonic Corporation PJ650 ...

Страница 52: ...A B C D E F G 5 4 3 2 1 6 6 5 4 3 2 1 PWB assembly DRIVE 4 ViewSonic Corporation PJ650 ...

Страница 53: ...A B C D E F G 5 4 3 2 1 6 6 5 4 3 2 1 PWB assembly DRIVE 5 ViewSonic Corporation PJ650 ...

Страница 54: ...A B C D E F G 5 4 3 2 1 6 6 5 4 3 2 1 PWB assembly DRIVE 6 ViewSonic Corporation PJ650 ...

Страница 55: ...A B C D E F G 5 4 3 2 1 6 6 5 4 3 2 1 PWB assembly DRIVE 7 ViewSonic Corporation PJ650 ...

Страница 56: ...A B C D E F G 5 4 3 2 1 6 6 5 4 3 2 1 PWB assembly DRIVE 8 ViewSonic Corporation PJ650 ...

Страница 57: ...A B C D E F G 5 4 3 2 1 6 6 5 4 3 2 1 PWB assembly DRIVE 9 ViewSonic Corporation PJ650 ...

Страница 58: ...A B C D E F G 5 4 3 2 1 6 6 5 4 3 2 1 PWB assembly DRIVE 10 ViewSonic Corporation PJ650 ...

Страница 59: ...A B C D E F G 5 4 3 2 1 6 6 5 4 3 2 1 PWB assembly SIGNAL 1 ViewSonic Corporation PJ650 ...

Страница 60: ...A B C D E F G 5 4 3 2 1 6 6 5 4 3 2 1 PWB assembly SIGNAL 2 ViewSonic Corporation PJ650 ...

Страница 61: ...A B C D E F G 5 4 3 2 1 6 6 5 4 3 2 1 PWB assembly SIGNAL 3 ViewSonic Corporation PJ650 ...

Страница 62: ...E m e t I t n e l l e c x E d o o G r i a F d a B t n e t n o C l a u n a M e c i v r e S 1 t u o y a L l a u n a M e c i v r e S 2 g n i t s i l d n a m r o f e h T 3 t i n U t n e l l e c x E d o o G r i a F d a B in the USA at facsimile 1 909 839 7943 You may also e mail any suggestions to the Director of Quality Assurance marc maupin viewsonic com 1 PRECAUTIONS AND NOTICES 2 SPECIFICATIONS 3 U...

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