XG-V10XU - diagramas.diagram...

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XG-V10XUNo. Adjusting point Adjusting conditions Adjusting procedure4 RGB2 systemblack levelsignal amplitudeadjustment1. Select the following groupand subjects.Group : OUTPUT2Subject : R2-GAINR2-BLKFor the G and B colors,choose the following respectivesubjects.G2-GAIN and G2-BLK for GB2-GAIN and B2-BLK for B2. Connect the oscilloscope topin (2) (for R) of P1001.3. Similarly connect the oscilloscopeto the following forthe G and B colors.Pin (4) of P1001 for GPin (6) of P1001 for B» Select R2-GAIN. Adjust the setting so that thesignal component has the minimum amplitude.» Select R2-BLK. Adjust the setting so that the waveformbecomes a straight horizontal line.Adjusted to5 Sample holdpulse phasechecking6 RGBcountervoltageadjustment1. Feed the XGA-mode, 75-Hz black signal.2. Select the following groupand subject.Group : OUTPUT3Subject : SH-PHASE1. Feed the XGA-mode, 60-Hz, countervoltage adjustmentsignal.2. Select the following groupand subjects.Group : OUTPUT3Subject : RC (R)GC (G)BC (B)» Using the set's control switch or the remotecontroller’s button, make sure the charactersOUTPUT3 are not blurry with no ghost image onthe screen. If anything blurry or a ghost imageappears onscreen, readjust the setting in therange of 7-9.» Using the set's control switch or the remotecontroller’s button, adjust the setting so that theflickering be minimum.» If there is a difference between the center andboth sides on the screen, adjust the setting to getboth sides equal to each other.7 RGB tonereproductionadjustment1. Feed the InfocomGrayscale & Color Patternsignal.2. Select the following groupand subject.Group : OUTPUT1Subject : G1-BLK» Make sure the grayscale, shown below, is visibleup to the tone 251 (white) as well as down to thetone 8 (black).» If the white tone is out of spec, finely adjust theG1-BLK setting.4 8 12249 25130
XG-V10XUNo. Adjusting point Adjusting conditions Adjusting procedure8 RGB whitebalance adjustment1. Feed the 32-step grayscalesignal. (XGA, 60 Hz)2. Select the following groupand subjects.Group : OUTPUT1Subject : R1-BLK (R)B1-BLK (B)» Adjust the R1-BLK and B1-BLK settings to get thetone balance to optimum.9 Video horizontalcenter adjustmentDLY checking10 Video pictureadjustment1. Feed the NTSCmonoscope pattern signal.2. Group : VIDEO 2Subject : N358-DLY (4)N443-DLY (0)PAL-DLY (0)SECAM-DLY (0)Make sure the settings areas above.3. Then select the followinggroup and subject.Group : VIDEO1Subject : NTSC-H1. Feed the split color barsignal.2. Select the following groupand subject.Group : VIDEO1Subject : PICTURE3. Connect the oscilloscopebetween pin (1) of P801and GND.» Using the set's control switch or the remote controller’sbutton, adjust the setting so that theoverscan be the same at right and left.» Using the set’s control switch or the remote controller’sbutton, adjust the setting so that the amplitudebetween the black and 100% white levels be2.3 ± 0.02 Vp-p.2.3Vp-p11 Video offsetadjustment1. Feed the color bar signalwith base band. (ON-AIRnot allowed because of itstoo much noise.)2. Select the following groupand subjects.Group : VIDEO2Subject : VROS (R)VGOS (G)VBOS (B)Make sure there are somebit dropouts on the screen.If not, press the set’s controlswitch or the remotecontroller’s mute button.(Gamma correction is nowset for the adjustment process.)» Using the set's control switch or the remote controller’sbutton, adjust the settings so that the blacksignal has some bit dropouts.31
Page 1 and 2: XG-V10XUSERVICE MANUALSX0L5XG-V10XU
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Page 9 and 10: XG-V10XUProjectorSpeakersSide and R
Page 11 and 12: XG-V10XUUsing the Remote Control as
Page 13 and 14: XG-V10XUUse as a Laser PointerSlide
Page 16 and 17: XG-V10XUREMOVING OF MAJOR PARTS1. R
Page 18 and 19: XG-V10XU3. Removing the reinforcing
Page 20 and 21: XG-V10XU5. Removing the power/balla
Page 22 and 23: XG-V10XULayout of the optical syste
Page 24 and 25: XG-V10XUNotes :1 The eccentric cam
Page 26 and 27: XG-V10XUReplacing the LCDsRemove th
Page 28 and 29: XG-V10XU11M5 adjusting leverMirror
Page 32 and 33: XG-V10XUNo. Adjusting point Adjusti
Page 38 and 39: XG-V10XUProcess menu1ADOUTPUT1OUTPU
Page 40 and 41: XG-V10XUPrecautions in servicing(1)
Page 42 and 43: XG-V10XUTROUBLE SHOOTING T ABLE (Co
Page 50 and 51: XG-V10XUTROUBLE SHOOTING T ABLE FOR
Page 62 and 63: XG-V10XUCHASSIS LAYOUTHGFEDCBA12345
Page 64 and 65: XG-V10XUBLOCK DIAGRAMHGFEDCBA123456
Page 66 and 67: XG-V10XUOVERALL WIRING DIAGRAMHGFED
Page 68 and 69: XG-V10XUDESCRIPTION OFSCHEMATIC DIA
Page 70 and 71: XG-V10XUË OUTPUT UNIT-1/9HGFEDCBA1
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XG-V10XUË OUTPUT UNIT-6/9HGFEDCBA1
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XG-V10XUË OUTPUT SUB UNITHGFEDCBA1
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XG-V10XUË SIGNAL UNIT-1/5HGFEDCBA1
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XG-V10XUË LED UNITHGFEDCBA11223435
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XG-V10XUË R/C RECEIVER-2 UNITHGFED
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XG-V10XUË INPUT UNIT-1/3HGFEDCBA12
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XG-V10XUË POWER AND INLET UNITHGF(
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XG-V10XUË PC I/F UNIT-1/8HGFEDCBA1
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XG-V10XUPRINTED WIRING BOARD ASSEMB
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XG-V10XUHGFOutput Sub Unit (Wiring
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XG-V10XUHGFEDCBASignal Unit (Wiring
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XG-V10XUHGFEDCBAInput Unit (Wiring
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XG-V10XUHGFEDCBAPower Unit (Wiring
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XG-V10XUHGFEDCBAPC I/F Unit (Wiring
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XG-V10XUHGFEInlet Unit (Wiring Side
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XG-V10XURef. No. Part No. ★ Descr
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Ref. No. Part No. ★ Description C
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Ref. No. Part No. ★ Description C
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XG-V10XUPACKING OF THE SETRef. No.
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