Sharp SharpVision XG-3850E Service Manual Download Page 49

Page: 49 / 116

TROUBLE SHOOTING FOR PC-IF PWB

(No

(RGB2)

Check personal computer power

Yes

Check power unit circuit

Yes

Check PC-IF PWB.

Yes

Check PC-IF PWB.

Yes

Check

and their

peripheral circuits on VGA
amplifier unit.

Yes

connectors R,

Yes

Check pins

(15) and

(16) of connector MB as well as

peripheral circuits on control
PWB.

Yes

4 9

Summary of Contents for SharpVision XG-3850E

Page 1: ...NIT OUTLINE 38 l TROUBLESHOOTING TABLE 42 CHASSIS LAYOUT 125 l OVERALL WIRING DIAGRAM 127 DESCRIPTION OF SCHEMATIC DIAGRAMS 129 0 WAVEFORMS 131 l SCHEMATIC DIAGRAM 133 0 PRINTED WIRING BOARD ASSEMBLIES 161 PARTS LIST n ELECTRICALPARTS 179 n CABINET AND MECHANICALPARTS 219 H ACCESSORIES PARTS 221 n PACKING PARTS 221 l PACKING OF THE SET 222 Seite 0 TECHNISCHE DATEN 63 0 HINWEISE FiSR DEN WARTUNGSTE...

Page 2: ...rominance signal burst 0 286 Vp p 75fi terminated 500 TV lines video input 3 W monaural Video signal l5pin D sub connector RGB separate type Analog input O O 7 Vp p positive 75M terminal HorizontalA ertical sync signal TTL level positive negative or composite sync only for MAC Video signal 1 Spin BNC connector RGB separate type Analog input O O 7 VP p positive 75fi terminal RCA stereo pin jack con...

Page 3: ... contact 5 The medium pressure lamp involves a risk of explosion Be sure to follow installation instructions described below and handle the lamp with care iince small amounts of UV Radiation are emitted rom an opening between the duct cover and the amp housing it is recommended to place the ENS CAP on the opening during servicing to rvoid eye and skin exposure Fig 1 dote Please obtain a lens cap b...

Page 4: ...mode AbouttheTemperature MonitorFunction If the projector starts lo overheat due to set up problems or a duly air liller TEMP will Hash in the upper left corner of the picture If the temperature continues to rise then the lamp will turn off the TEMPERATURE WARNING mdlcalor wll flash and alter a 90 second coolmo off oeriod the oower will shut off Reler to Maintena nce Indicators when the iEM warrun...

Page 5: ...short lime Replace them with new balleries 8s soon as possible Remote Control Operation n Use the remote conlrol as shown in the figures below Transmission range Reception range 1 Max dislance 7m Using the remote control In a dark room n This will cause the operation but lam lo stay lit for about 5 semnds Using the Focus Zoom and Lens Shift Lens Shifl Zoom Focus and Reversed invertedImage mode lun...

Page 6: ...button on the projector I Using the invert and reverse functions makes the following setups possible f Ill sG a INVERT REVERSE button Each time the INVERT REVERSE button is pressed the image changes as shown below Select the setting with which the input selection indication reads correctly left to right and right side up How to set up the projector and screen Caution When you set up the proJector ...

Page 7: ...ecforstand is on an angle use the adiuslors on the bottom 01 Ihe oroiector to adrust its venical ansle 01 up made yJy Raising m Raising LOWWlnQ 1 When adjuslments are made wilh the adjusters the picture may become dtstorted depending on the retal vn positions 01 the projeclor and the screen 2 Ah adjusting in some cases all 01 the adjuster teet may not be reslrng on the mounting surface To prevent ...

Page 8: ...T f B audio terminals iewright I The projector is provided with a terminal cover lo hide connecting cables 0 Anach either 01 the 4 claws to Ihe oroiector marked Lead Ihe connectin cables out throu 8 h the upper or lower nolc m the center of I9 e cover i When the projector is ceiling mounted invert the terminal cover before attaching fir 7 To watch playback with the projector connected to a video s...

Page 9: ...to the RGB2 INPUT terminal on the projector and into the RGB signal output terminal on the computer and secure the plugs by lightening the screws RGB Signal Input Socket gnal input connector 2 Connecting to a Macintosh LC ll Quadra Series Computer 640 x 460 maximum resolution Plu 9 the Mac signal cable correctly into the RGB INPUT terminal on the projector and into the AGB signal output terminal o...

Page 10: ...r the monitor s inlerlacs specllications and make sure that they match Ihe specllications of the projector s inletface carelully c 9 eck The external monilw o p t Ml only dmplay an analog computer input signal II wll not display a digital or video input signal To split the compwtsvideo signal se a video distribullon ampliher The is available lrom your local dealer The comp er RGB owl VGA IN a VGA ...

Page 11: ...ssts Ihe H PO V POS and PHASE adjustments lo Iherr mrl al settings 1 I INITIAL RESET button A push of this bunon rssets the H POS V POS PHASE and CLOCK adjustmenls to their inillal setiings I CLOCK SPEED ADJUSTMENT FAST SLOW buttons Used lo reduce image distortion or rmprove conlrast lma Q 8 D and 8 marks can also be sst with the rsmors control unit RESET 1 CLOCK 1 AUTHORIZEDSERVICE PERSONNEL ADJU...

Page 12: ...ntrol lo choose the dls lay mode use the DIRECT INPUT SELECT bu ons I Press the MUTE button to temporanly turn OH the sound w Press Ihe bution once again lo turn the sound back on Themode will change each time you press the MASKING MODE button as shown below Vista Mode is indicated by MODE 1 Cinema Scope Mode is indrcated by MODE 2 I 1 In Masking Mode the position of the On Screen Display changes ...

Page 13: ... saconII the AC cord plug he s turn the power swrlch INPUT button Confirming the Selected Input Terminal The mdrcalion disappears aHer approximately 4 seconds 1 This projector s picture is lactory preset lo standard selllngs However you can adiust it to suit your own preferences with the VIDEO ADJUSTMENTbuttons a the pr ctor and 16s remote control 1 The adtuslments can be memorized I status seltmg...

Page 14: ...the STATUS SELEC bunon lo select the status memory 2 Press the RESET button while the desired status memory is displayed STATUS SELECT button VIDEO ADJUSTMENTSELECT button ADJUSTMENT I buttons Checking Picture Adjustments I STATUS SELECT button 2 STATUS CHECK button Each lime Ihe bunon is pressed the display changes lo allow you to check the adlustmenl status Example Status 1 Currently programmed ...

Page 15: ...DJUSTMENT SELECT button lo go to the next wean Press the RESET button on the remote control lo return lo the initial settings Select the item you want lo adjust by pressing the VIDEO ADJUSTMENT SELECT button then usa the ADJUSTMENT buttons lo make the adjustments To continue making adjuslments select ADJ CONTINUE When adjustments are complete select ADJ END The display disappears and the adjustmen...

Page 16: ...ne minute belore the power is turned oil the following indicators appear 5 minutes before the power is turned on 1 minule before the power is turned oft ImE3 The Blue Screen Function does not operate in RGB mode When the power is turned oil the POWER indicator will lIthI red To turn the power on again press the POWER switch to set it to OFF then press it again to set it to ON I The air lilter shou...

Page 17: ...1 11 1 i Ihe Iamp Take the pro ector to yaw nearesl Au hor zed harp l dusl al LCD Products 1 It the TEMPERATURE indlcalor light comes on after serv ng please wall until the projector has cooled down complslely b m turning the power back on At leas1 5 minules When the power is turned oft and the turned on aga as during a brie1 ros1 the LAMP replacement indicalor may be triggered power horn going on...

Page 18: ...and take it off 2 2 Remove the six screws securing the top body 2 3 Remove the three screws securing the lens shift cover 2 4 Pull out the front body in the direction of arrow 2 5 Remove the two screws securing the rear body 2 6 Remove the screw securing the rear body 2 7 Remove the three screws securing the input PWB 2 8 Remove the rear body 2 9 Slide the top body forward about 10 mm 2 l 0 Lift t...

Page 19: ...Remove the two screws that secure the fan unit Remove the two screws that secure the side decoration plate Side decoration Remove the power PWB socket Remove the screw that secures the power PWB Remove the two screws that secure the VGA amplifier PWB Detach the PWB Remove the two screws that secure the PC interface unit Take out the unit Pull out the converter PWB in the di arrow 5 Replacing the L...

Page 20: ...pull the lamp cover in the direction of the arrow to separate it from the lamp housing 7 2 To remove the lamp leads a Remove the screw and nut b Disconnect the lamp leads 7 3 To remove the lamp retaining spring a Push spring section labeled E in the direction of the arrow down to detach from lug 7 4 To remove the lamp a Tilt lamp in direction of the arrow by pushing the neck until outer edge of la...

Page 21: ...XG 3850E Connecting the Extension Servicing Cables Disconnect the power cable first and then connect the extension cables QCNW 3939CEZZ AV Terminal PWB 21 ...

Page 22: ...automatically move the lens and enter the data Note Be careful not to allow anything to hit the lens Adjusting Procedure 2 VCO oscillation L1601 Control PWB Adjusting Conditions Adjusting Procedure 1 Receive the monoscope pattern signal 1 Adjust Ll601 until the horizontal sync is ensured on 2 Press the 51602 the screen Release the control at this position 3 Scan conversion oscillation L4101 Adjust...

Page 23: ...Y C Separator PWB Adjusting Conditions Adjusting Procedure 1 Input the colour bar signal 1 Adjust R4026 so that the signal amplitude including 2 Connect the oscilloscope to TP4004 and the sync signal be 2 1 Vp p O lV F observe the waveform 7 PAL chroma trap T401 Adjusting Conditions Adjusting Procedure I Receive the PAL colour bar signal 1 Adjust T401 so that the chroma level be minimum 2 Connect ...

Page 24: ...cilloscope between TP801 and GND 3 Produce the 2H waveform in the 1 H period Adjusting Procedure 1 Adjust T803 and R812 to obtain the waveform shown below h Adjusting Procedure 1 Adjust T801 to have the waveform shown below To be atthe same level y J 11 SECAM ID T802 F Adjusting Conditions Adjusting Procedure 1 Receive the SECAM colour bar signal or E l OCH signal 2 Connect the oscilloscope betwee...

Page 25: ...and GND 1 Adjust T805 so that the DC level and the blanking level be th es ame t 1 Black white I Blanking level level Adjusting Procedure 1 Adjust T804 so that the DC level and the blanking level be the same Blanking level 14 Y signal level R4042 Y C Separator PWB Adjusting Conditions 1 Input the colour bar signal 2 Connect the oscilloscope to TP4005 and observe the waveform Adiustina Procedure 1 ...

Page 26: ...form difference 2 Connect the oscilloscope to TP806 17 PAL Y level R4162 Adiustina Conditions Adjusting Procedure 1 Receive the PAL colour bar signal or E 12CH signal 2 Connect the oscilloscope between TP402 and GND 1 Adjust R4162 so that the difference between the pedestal level and the white peak be 0 7 Vp p 0 02v 18 Tint DAC on remote controller Main PWB Adjusting Conditions I Input the colour ...

Page 27: ...sing the DAC keys adjust the amplitude of the B Y waveform to 1 25 Vp p 0 1 V 4 1 25Vp p I i I Adjusting Procedure 1 Adjust R4709 so that the pattern be symmetrical about the vertical center Overscan for left and right 97 5 0 5 Adjusting Conditions Adiustinq Procedure 1 Observing the screen adjust R613 so that the pattern be centered 22 Sub brightness RI450 G RI454 R RI467 B Main PWB Adjusting Con...

Page 28: ...3 Invert the CH2 signal to add the CHI and oscilloscope screen be as straight as possible CH2 waveforms in the ADD mode 4 Now reconnect the oscilloscope s CH2 probe to TP1403 0 2 V div 1 O 20 pseddiv 25 Gamma RI 123 RI 132 Control PWB Adjusting Conditions Adjusting Procedure I 1 Connect the digital voltmeter s GND lead to TPI 807 and its positive lead to TPI 101 2 Reconnect the digital voltmeter s...

Page 29: ...Counter bias R1885 R RI889 G RI893 B Control PWB Make this adjustment after the sub bias adjustment Adjusting Conditions 1 Receive the monoscope pattern signal 2 Press the 51201 once to go to the PROCESS 1 mode 3 Press the VIDEO SELECT key of the membrane switch once The CB R appears on the screen and the screen turns red only 4 Press the VIDEO SELECT key once The CB G appears on the screen and th...

Page 30: ...us pattern be centered Make sure that the characters FOCUS are aligned with the horizontal resolution line 33 Aging switch Adjusting Conditions Before warming up the unit make a necessary key input to be sure that the blue background switch is off Just before shipping the unit be sure to press the INITIAL SETTING 4 key on the remote controller If this step is forgotten the blue background off time...

Page 31: ...8 G RI 673 B Adiustinu Conditions 1 Set to the R G B mode Input the white only signal 2 Connect the oscilloscope s CHl probe to TP1801 and its CH2 probe to TP1802 1 O V div lo 20 pseddiv 3 Set the oscilloscope to the ADD mode 4 Take the above steps 2 and 3 for the green and blue colours Green R1678 TP1803 TPl804 Blue R1673 TP1805 TPl806 Adjusting Procedure 1 Adjust R1682 so that the waveform be as...

Page 32: ...st R5707 so that the voltages at TP1103 and TPl801 be the absolute value of the above voltage reading Error to be 5 5 mV Standard mode Reverse output Panel z e output h Adjusting Conditions 1 Input the total checkered pattern signal Adjustinq Procedure I 1 Using the remote controller set to the PROCESS IN mode 2 Using the VIDEO SELECT key select the horizontal phase mode 3 With the DAC keys make t...

Page 33: ...ut and the character H is divided l Set to the 720 x 350 mode Check the display and press the reset switch Make sure the character H is divided 1 Feed the VESA signal Check the display 3 Feed the MAC signal Use the colour board l Set to the 640 x 480 mode Check the display and press the reset switch Using a multi tone image software in the more than 256 colour mode make the image on the screen and...

Page 34: ...0 TP e 4 PC IF PWB c l i Frequency counter 1 Dual beam oscilloscope I I LCD projector Personal computer n Layout of adjustment controls RPCI 0002CEZZ 1 VCO coil adjustment Measuring conditions Adjusting Procedure Measuring point TP8004 Adjusting point L8002 1 Turn off the power 2 Connect the frequency counter to TP3 3 Disconnect the cable from the PC connector Connect the P2 short pin between pins...

Page 35: ...paced l R black level adjustment 5 Connect the oscilloscope to pin 1 of the PC connector 6 Adjust the R black level control R8035 so that the lower tone scale be equally spaced positon 3 Connect a personal computer IBM PC l Brightness adjustment VGA for example to the PC IN connector 7 Connect the oscilloscope to pin 9 of the PC Make the 16 tone display on the screen connector 8 Adjust the brightn...

Page 36: ... Procedures Adjusting point Phase adjustment key 1 Run the personal computer and make a character H PHASE and PHASE White 2000 appear on the screen Specifications Clearest image 2 Press the phase adjustment key PHASE and P H A S E until the image becomes sharpest 36 ...

Page 37: ... 500 DATA H52 510 DATA HB8 HlO HI0 520 DATA HBB HOO HO0 530 DATA HB HOO HO0 540 DATA HBA HOO HO0 550 DATA HCD H 10 560 DATA H 5B 570 DATA H 59 580 DATA H5D 590 DATA H 58 600 DATA HcB H90 610 620 Q VARPTR PRO2 1 630 640 650 660 670 680 690 700 710 720 730 740 750 760 770 780 790 800 810 820 830 840 850 860 870 880 890 900 910 920 930 940 950 960 970 RESTORE 470 FORI OTO23 READ J POKE Q I J NEXT I S...

Page 38: ... G LCD Light source metal halide lamp 1 Optical axis alignment w_ r The adjustment free optical unit requires no optical axis alignment It is impossible to make this adjustment 2 LCD alignment R R LCD unit Field lens R B reflector Projection lens G G LCD unit Field lens Total reflector Projection lens B LCD unit Field lens B reflector R B reflector Projection lens Each of the LCD units can be adju...

Page 39: ...the index finger Turn the lens and wipe the surface clean from the center outward to collect dust Be careful not to rub the coated surface too strong 2 Reflector cleaning Never rub the reflector strongly because its surface has been deposit coated Use some alcohol rst and then wipe with dry cloth if the surface is slightly dirty 3 Precaution The picture quality is greatly affected if both sides of...

Page 40: ... perfectly aligned I Outermost lines to be overlapped as much as possible for each color 3 Adjustment procedure 1 Loosen two hex screws each for the R LCD panel and the B LCD panel 4 screws total 2 Input the grid signal from the pattern generator 3 Align the R LCD panel l Put the shielding plate in front of the B LCD panel To cutoff the B light source l Overlap the R squares on the G squares 0 Adj...

Page 41: ...the G squares l Adjust the X axis for horizontal direction l Adjust the Y axis for vertical direction l Adjust the 8 direction for tilting 5 Tighten up the four hex screws loosened in step 1 above to 13 1 kg cm 1 t Projection lens X adjustment screw Y adjustment screw B adjustment screw X adjustment screw Y adjustment screw 0 adjustment screw 41 ...

Page 42: ...uit on main PWB faulty Check IC402 IC403 and their peripheral circuits Check IC804 IC805 and their peripheral circuits on main PWB Check IC1405 and its peripheral 4 and 5 as well as pins 22 23 and 24 of connecters R G and B on control unit Check IC1107 thru If1 112 ICI 116 IC804 IC806 IC1808 and their peripheral circuits on control unit PWB Check LCD panel control terminals on main PWB Check contr...

Page 43: ...o Check IC806 and Its peripheral Check IC801 IC901 and their peripheral circuits Check pins 13 Csync input 21 chrome input and 45 and 43 color difference output of IC801 Color density Color density PWM output at PWM output at pin pin 11 of IC1205 11 of IC1205 Check IC1202 ICI 209 and their peripheral circuits on main PWB Check video select key DAC UP DOWN key and parts nearby e Check microprocesso...

Page 44: ... PAL mode Isvoltage normal at pin 15 31 and 35 of Normal voltage See system control table Colour System Control of lC801 No colour I Is colour abnormal FORCED MODE SW 1 SW 2 SW 3 Pin 31 Fin 38 Pin 15 PAL H H H SECAM H M M H Over 3V M 1 5V L ov Check X802 C886 R898 R829 T803 and DL801 4 4 ...

Page 45: ... con1r01 TO maximum 2 Set Contrast control to maximum No a lead between Readjust and check 1802 Check T801 DL801 C829 C828 R823 R832 R836 T804 and T805 Pale colour and emitter of No Specific Colour SECAM L_ v Colour system control SECAM mode Check 5V line of Check ICI403 and Y C unit 4420 4 5 ...

Page 46: ...tinued No Synchronization Check video input unit IC1404 t Yes Check It801 and its peripheral v No 0 Yes Check IC1610 IC1614and their x m J Yes Check LCD panels and cables for poor connection and damage Reconnect or replace as required 4 6 ...

Page 47: ...X G 3 8 5 0 E TROUBLE SHOOTING FOR AMP LED PWB No Sound Yes applied at commector Check power unit circuit applied at pin I Check IC3301 and its peripheral connector SP Check lC3302 and its peripheral 47 ...

Page 48: ...G 3850E 1 TROUBLE SHOOTING FOR BALLAST MODULE v Yes between 2 5 5 g No ReplacelC1702 I i I CheckQ1712 Q1713andD1725 CheckIC1701anditsperipheral Ql7llfaulty pulseinputtedtobase ChecklC1702 ChecklC1701 4 8 ...

Page 49: ...power 0 Yes Check power unit circuit t Yes Check PC IF PWB t Yes Check PC IF PWB Yes Check IC1601 I0602 and their peripheral circuits on VGA amplifier unit V Yes connectors R G V Yes Check pins 20 21 15 and 16 of connector MB as well as IC1811 Q1840andtheir peripheral circuits on control PWB Yes 0 A 4 9 ...

Page 50: ...X G 3 8 5 0 E TROUBLE SHOOTING FOR PC IF PWB Continued A Yes Check control PWB IC1803 and its peripheral circuits panels and replace as required 50 ...

Page 51: ...FOR PC IF PWB Continued Power Switch ON Yes Digital input selected 0 Check digital input circuit Hook up personal computerand input test pattern signal c I Press mode switch Yes Does LED light up Yes Check syncsignal input circuit 51 ...

Page 52: ...G FOR PC IF PWB Continued C I Check analog circuit and its peripherals Does image appear Check contrast circuit and its Check red circuit and its Yes Check blue circuit and its Check PLL circuit and its peripherals To page 59 52 ...

Page 53: ...Circuit and its Peripherals Digital analog switching circuit or its peripherals faulty JI Yes at TP8002 No I Turn R8035 clockwise Yes Is signal available lC8025 or its peripherals faulty No 4 Check field memory red circuit lC8025 or its peripherals faulty To page 56 53 ...

Page 54: ... the Green Circuit and its Peripherals I at pin 6 of X8031 Digital analog switching circuit or its peripherals faulty Yes Issignal available at DO thru D7 of Check field memory green circuit and their peripherals I 38026 or its peripherals faulty To page 57 5 4 ...

Page 55: ...d Checking the Blue Circuit and its Peripherals Digital analog switching circuit or its peripherals faulty Turn R8033 clockwise Yes I 38029 or its peripherals faulty Is there output at DO thru D7 of 1 Yes JI Yes lC8029 or its peripherals faulty To page 58 ...

Page 56: ...the Field Memory Red Circuit and its Peripherals lC8028 or its peripheral circuits lC8028 faulty I lC8023 lC8024 or their eripheral circuits faulty I No I Yes IC8015 or its peripheral circuits faulty I 1 Yes 4 No i Yes lC8023 or I03024 fails to give out signal 56 ...

Page 57: ... Memory Green Circuit and its Peripherals lC8028 or its peripheral circuits lC8028 faulty i 4 Yes iiip ri IC8014 or its perpheral circuits 4 Yes from I 380147 Damping resistor faulty IC8014or its peripherals faulty 1 Yes I IC8021 or lC8022 fails to give out signal I 57 ...

Page 58: ...erals lC8028 or its peripheral circuits faulty 4 Yes IC8028 faulty Yes thru BM7 of IC8019 IC8019 IC8020 ortheir peripheral circuits faulty outputted to BOO thru B07 of IC8019 1 Yes Damping resistor faulty IC8013 or its peripherals faulty Yes IC8013 faulty 1 Yes I ignal IC8019 or IC8020 fails to give out 58 ...

Page 59: ... Checking the Contrast Circuit and its Peripr IC8031 faulty Readjust analog circuit Check CPU circuit and its peripherals Checking the PLL Circuit and its Peripherals I applied at pins 6 and 7 IC8030 or its peripheral circuits IC8030 faulty OJ Yes B 59 ...

Page 60: ...XG 3850E I TROUBLE SHOOTING FOR PC IF PWB Continued Checking the Clock Circuit and its Peripherals X8001 faulty output at LCD CLOCK I 18028 faulty ...

Page 61: ...and input test pattern signal I A eq Check sync slgnal Inputclrcult ez Tl Digital analog selector switch or pins 2 4LO3 k 10 and WI lC8202 faulty I i Yes Check field memory red circuit and its peripherals I To page 56 L No Nr Topage 57 Does green appear 1 J Yes I Check PLL circuit and its peripherals I To page 59 61 ...

Page 62: ...1 XG 3850E TROUBLE SHOOTING FOR PC IF PWB Continued Checking the Sync Signal Input Circuit Check connector and its peripheral circuits lC8207 lC8208 or lC8209 fails to lC8028 faulty 1 62 ...

Page 63: ...E OPTICAL UNIT OUTLINE 38 l TROUBLESHOOTING TABLE 42 l CHASSIS LAYOUT 125 l OVERALL WIRING DIAGRAM 127 DESCRIPTION OF SCHEMATIC DIAGRAMS 129 0 WAVEFORMS 131 l SCHEMATIC DIAGRAM 133 0 PRINTED WIRING BOARD ASSEMBLIES 161 l PARTS LIST n ELECTRICAL PARTS 179 n CABINET AND MECHANICAL PARTS 219 n ACCESSORIES PARTS 221 n PACKING PARTS 221 l PACKING OF THE SET 222 Seite 0 TECHNISCHE DATEN 63 0 HINWEISE Fi...

Page 64: ... 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0...

Page 65: ...T NiK B595DEO LED AMP UNIT jDUNTK859I DE0 I j CONTROL UNIT c I I I I J COIL UNIT SCAN CONVERTER UNIT fDUNTK8592DEOI jDu T 84 I em021 MAIN UNIT IDUNTK E DEOI 1 Y C SEPARATOR UNIT DUNTK8589DEO I I 7 I 8 I 9 I 10 I 11 I 12 I 126 ...

Page 66: ...OOZZCEZZ LC2 LCI LC4 LC5 LC6 LC7 OCNV 3891CEZZ I IlxIzl t Eq I r LED AMP UNIT DUNTKB59 I OEO I OPWBSB59 I CEZZ MAIN UN TiiEiG OPWBS85 INPUT UNIT IDUNTKB590DEO II OPWBS8590CEZZ BALLAST UNIT PC I F UNIT RPCI OOOZCEZZ I POWER UNIT EC I ROENC013lCEZZ ECZ OCHW 4015CEZI EC EC4 I 1 I 2 I 3 I 4 I 5 I 6 I 127 ...

Page 67: ...XG 3850E MAIN UNIT j DUNTK8588DEO I OPWBS8588CEZZ C I F UNIT tPCI 0002CEZZI I I 7 I 8 I 9 I 10 I 11 I 12 1 128 B LCD RLCDP0002CEZZ ...

Page 68: ...t BEZEICHNUNG DES WlDERSTANDS UND KONDENSATORS WIDERSTAND 1 Die Widerstandseinheit a wird weggelassen K kfi 1000 a M Ma 2 Alle Widerstande haben f IO sofern nicht anders angegeben J 5 3 Alle Widerstande haben 1 16W sofern nicht anders angegeben 4 Alle Widerstande sind Kohletyp sofern nicht anders angegeben 0 Fest Zement 0 Oxidfilm Metalliiberzug 0 Spezial KONDENSATOR 1 Die Kapazitatseinheit ist pF...

Page 69: ...804 H 2Opsecldiv Vi O ZV div 4 n2 O JfCynector MA Vl O Z ldiv I 2 2 eocf dC oynnector MA P V O ZV div G signal 1 E i o z MA Pi of I6804 ZOpsec div O ZV div o pe dodfi o MN Pi l 1 of k804 20psec div O ZV div 0 14 TP1403 H ZOpecldiv V lV div i C3 yedor MN V ZV div NTSC WofC ytor MA V ZV div PAL NTSC V 2Vldiv VGA 0 19 CF1803 H 20psec div V 2Vidiv 0 20 TP1803 H ZOpserfdiv V lV div 131 ...

Page 70: ...E XG 3850E I J l y tior DA V O ZV div PAL SECAM TP4102 H 2Opsedd iv V ZV div PAL SECAM MA 132 ...

Page 71: ... X G 3 8 5 0 E n Main Unit l Haupt Einheit 1 H G F E D C B I A DUNTK8592DEOI r 1 I 2 I 3 I 4 I 5 I 6 I 133 _ _ _ ...

Page 72: ...850E XG 3850E R Y R Signal Chrominance Signal Chrominanzsignal G Y G Signal Luminance Signal Luminanzsignal B Y B Signal 1 7 r r r DUNTKB588DEOI i I 7 I 8 I 9 I 10 I 11 I 12 I ...

Page 73: ...I XC 3850E n Main Unit Z Haupt Einheit 2 I 1 I I I I 1 I 2 I 3 I 4 I 5 I 6 I 135 ...

Page 74: ... XG 3850E 1 R Y R Signal G Y G Signal Chrominance Signal Luminance Signal Chrominanzsignal Luminanzsignal B Y 6 Signal 1 DUNTK8588DEOI I 7 I 8 I 9 I 10 I 11 I 12 136 ...

Page 75: ...I XG 3850E n Main Unit 3 Haupt Einheit 3 H G F E D C B _ A NJM2902M ll3 m IXlf3lOCE INTERFACE CIRCUIT I 2SA I266 IY 1 I 2 I 3 I 4 I 5 I 6 I 137 ...

Page 76: ...XG 3850E I I r 3 1 MA22 Gm I I Illllllllll DUNTK8588DEOI I 7 I a I 9 I 10 I 11 I 12 I 138 ...

Page 77: ...XG 3850E XG 3 n Main Unit 4 Haupt Einheit 4 H G F E D C B _ A mm iX2487CE CONTROL CIRl 1 I 2 I 3 I 4 I 5 I 6 I 139 ...

Page 78: ...XG 3850E I t 7 h L DUNTK858BDEOI I 7 I a I 9 I 10 I 11 I 12 I 140 ...

Page 79: ... X G 3 8 5 0 E XC q Input and Y C Separator UniWEingangs und Y C Trennstufe H G F E D C B c A I m jDUNKK8590DEO I 1 I 2 I 3 I 4 I 5 I 6 1 ...

Page 80: ...XC 3850E I R Y R Signal Chrominance Signal Chrominazsignal G Y G Signal Luminance Signal Luminanzsignal B Y B Signal I II II I I II I 142 ...

Page 81: ...XG 3850E XG 3 H G F E D C B A q Amp LED UnitNerstZrker Einheit DUNTK8591DEOl UBIEI M5222FP VOLUME CONTROL I RMC230 I RRMCUO I96CEZZ 4 1 I 2 I 3 I 4 I 5 I 6 I 143 ...

Page 82: ...XG 3850E I I VGA Amp Unit VGA Verstzrker Einheit I J I 7 I 8 I 9 I 10 I 11 I 12 1 ...

Page 83: ...n Control Unit l Steuerwerk Einheit 1 X6 3850 E XG 1 I 2 I 3 I 4 I 5 I 6 I 145 ...

Page 84: ...XG 3850E I j I h 1 r jDUNTK8594DEO I 1 5 I 7 I 8 I 9 I 10 I 11 I 12 I 146 ...

Page 85: ...XG 3850E XC 31 n Control Unit 2 Steuerwerk Einheit 2 F C 8 A _ c d 5 8 1 I I I I I i i z 1 I 2 I 3 I 4 I 5 I 6 I 147 ...

Page 86: ...XG 3850E I R Y R Signal G Y G Signal B Y B Signal r I I t I 7 I 8 I 9 I 10 I 11 I 12 I 1 4 8 ...

Page 87: ... XC 3850E W Scan Converter UnitYAbtast Konverter Einheit 1 I 2 I 3 I 4 I 5 I 6 I 1 4 9 1 I ...

Page 88: ...XG 3850E I I _ I I1 I L I 7 I 8 I 9 I 10 I 11 I 12 1 1 5 0 ...

Page 89: ...I XG 3850E XG 3 W Ballast UnitNorschaIt Ein heit lmlm CONTROL HIC xKxB1cE 7 3 01705 ...

Page 90: ...E XG 3850E I I I NFm BRIDGE ARRAY IZWWCE I b PA 7 P 6 w 1 I I t I I I I I I I I ZSA IO2O Y IC I702 EOUIVALENT CIRCUIT 0 1 1 DUNTK8596DEOI I 7 I a I 9 I 10 I 11 I 12 I 152 _ _ __ i_l _ _ _ ...

Page 91: ...n Power Unit Netz Ein heit 1 XG 38505 xi H G F E D C B A HI i3mB MA5 I94 5 4 c 1 tt L J2 THIS A R E A I S H O T SIDEI _ _l 0 m I 3xX ZM 1 I 2 I 3 I 4 I 5 I 6 I 153 _ ...

Page 92: ...850E XG 3850E t I t Q L 4 I I c wNL _b T H I S A R E A IS cow SID RDENC013lCEZZ I 7 I a I 9 I 10 I 11 I 12 I ...

Page 93: ...XG 3850E XG 3 n PC I F Unit l PC I F Einheit 1 H G F E D C B A I llY l I a 1 I 2 I 3 I 4 I 5 I 6 I CN PC 1 5 5 ...

Page 94: ...E XG 3850E j I m I IIll I I I I I I 7 I 8 I 9 I 10 I 11 I 12x 1 156 ...

Page 95: ...j X C 3 8 5 0 E Xc W PC I F Unit 2 PC I F Ein heit c H G F E D C B I A IRPCI OOOZCEZZI I I I I m IX2 170CE 1 I 2 I 3 I 4 I 5 I 6 I 157 _ ...

Page 96: ...350E XG 3850E I I I I I I I 158 _ _ _ _ __ __ ...

Page 97: ...I N w P D I m I n I 0 I m I n I cl I I I t I I ...

Page 98: ...E XG 3850E I m r J T T T T T T T T T 7 9 I cn Y I9 I I 1 a I J I J J I 9 I I I 1 I 60 160 ...

Page 99: ...D ASSEMBLIES LEITERPLATTENEINHEITEN X G 3 8 5 0 E XG IC330 I input Unit Component Side Eingangs Einheit Bestiickungsseite t 1 I Amp LED Unit Component Side Verstgrker LED Einheit Bestiickungsseite 2 I 3 I 4 I 5 I 6 I 161 ...

Page 100: ...XG 3850E I input Unit Wiring Side Eingangs Einheit Leiterbahnseite Amp LED Unit Wiring Side Verstsrker LED Einheit Leiterbahnseite 5 I 7 I 8 I 9 I 10 I 11 I 12 I i 162 ...

Page 101: ...I XG 3850E XG 3 Main Unit Conmponbt Side Haupt Einheit BestOckungsseitel 163 ...

Page 102: ...XG 3850E I onent Side jckungsseite Coil Unit Component Side Spuleneinheit Bestiickungsseite I 7 I 8 I 9 I 10 I 11 I 12 I 1 6 4 ...

Page 103: ... Main Unit Wiring Sic Haupt Einheit Leiterbah Coil Unit Wiring Side Spuleneinheit Leiterbahnseite 1 6 5 ...

Page 104: ...850E XG 3850E _ _____ lnit Wiring Side heit Leiterbahnseite ...

Page 105: ...H G F E D C 8 A I XG 3850E XG 3 Control U Steuerwerk E 1 I 2 I 3 I 4 I 5 I 6 I 1 6 7 ...

Page 106: ...r Unit Component Side ltast Konverter Einheit Bestiickungsseite Control Unit Component Side Steuetwerk Einheit Bestiickungsseite Y C Separator Unit Component Side YC Einheit Bestiickungsseite I 7 I 8 I 9 I 10 I 11 I 12 I 168 t ...

Page 107: ...Scan Converter Unit Wiring Side Abtast Konverter Einheit Leiterbahnseite Control Unit Wiring Side Steuerwerk Einheit Leiterbahnseit Y C Separator Unit Wiring Side YC Einheit Le rbahnseite 1 I 2 I 3 I 4 I 5 I 6 I 1 6 9 ...

Page 108: ...3850E XG 3850E I ring Side eiterbahnseite 6 I 7 I 8 I 9 I 10 I 11 I 12 170 d ...

Page 109: ...F E D C B A 1 X G 3 8 5 0 E XG 4 ICI604 1 1lC706t VGA Amp Unit Component Side VGA Versttirker Einheit Leiterbahnseite IC702 Power Unit Component Side Netz Einheit Leiterbahnseite 1 I 2 I 3 I 4 I 5 I 6 I 171 ...

Page 110: ...E XG 3850E I VGA Amp Unit Wiring Side VGA Verstsrker Einheit Leiterbahnseite Power Unit Wiring Side Nctz Einheit Leiterbahnseite I 7 I 8 I 9 I 10 I 11 I 12 I 172 ...

Page 111: ... c A 1 IC1702 t Ballast Unit l Component Side Vorschalt Einheit 1 Bestiickungsseite X G 3 8 5 0 E Ballast Unit 2 Component Side Vorschalt Einheit 2 Bestiickungsseite 1 I 2 I 3 I 4 I 5 I 6 1 1 7 3 _ ___ __l I 1 T 1 I ...

Page 112: ...XG 3850E I Ballast Unit l Wiring Side Vorschalt Einheit 1 Leiterbahnseite Ballast Unit 2 Wiring Side Vorschalt Einheit 2 Leiterbahnseite 5 I 7 I 8 I 9 I 10 I 11 I 12 I 6 1 7 4 ...

Page 113: ...1 XG 3850E REV O 0 PC I F Unit Component Side PC IF Einheit Bestiickungsseite 1 I 2 I 3 I 4 I 5 I 6 I 1 7 5 ...

Page 114: ...i XG 3850E 1 2 _ I_ L j __ _ _ I _ ___ 3 1 T _ _ t Side ngsseite I 7 I 8 I 9 I 10 I 11 I 12 I 1 7 6 ...

Page 115: ... X G 3 8 5 0 E X G H G F E D C PC I F Unit Wiring Side9 PC IF Einheit Leiterbahnsc A 1 I 2 I 3 I 4 I 5 I 6 I ...

Page 116: ...XG 3850E I 7i it Wiring Side t Leiterbahnseite 6 I 7 I a I 9 I 10 I 11 I 12 I 1 7 8 __ _ e ...

Search results

Summary of Contents for SharpVision XG-3850E

Reviews:

Related manuals for SharpVision XG-3850E

Brands by name

Popular brands

Sharp SharpVision XG-3850E, Service Manual

Search results

Summary of Contents for SharpVision XG-3850E

Reviews:

Related manuals for SharpVision XG-3850E

Brands by name

Popular brands