Panasonic TH-85VX200C Service Manual

Also see for TH-103VX200C: Operating instructions

Contents

Panasonic TH-85VX200C Service Manual Manual pdf 49 page image

49TH-85VX200C10.2. Adjustment10.2.1. RGB white balance adjustmentInstrument Name Connect to Setting• RGB VGA60 W / B pattern• Color analyzer(Minolta CA-100 or equivalent)PC IN terminalPanel surfacePicture menu: STANDARDUser setting: Normalexcept PICTURE: max 30Steps Remarks[Condition]• Make sure the front panel to be used on the final set is fitted.• Make sure a color signal is not being shown before adjustment.• Put the color analyzer where there is little color variation.[Adjustment]1. Set COMPONET / RGB-IN SELECT to RGB.2. Select the IIC mode [PANEL W / B Adj.] item.3. Check that the color temperature is [COOL (Hi)].4. Output a white balance pattern.5. Touch the signal receiver of color analyzer to the highlight window’s center.6. Fix G drive at E0h and adjust B drive and R drive so x, y become the [Color temperatureCOOL (Hi)] in the below table.Adjust it again after it lowers of 08h data when the adjustment is NG. (In addition, adjust itafter it lowers by 08h data for NG.)7. Adjust R/G/B together by multiplication so the maximum drive value in R/G/B becomesFCh with the gain ratio kept. (ALL-DRIVE)8. Set color temperature to [NORMAL (Mid)].9. Fix G drive at E0h and adjust B drive and R drive so the highlight window’s x, y becomesthe [Color temperature NORMAL (Mid)] in the below table.Adjust it again after it lowers of 08h data when the adjustment is NG. (In addition, adjust itafter it lowers by 08h data for NG.)10. Adjust R/G/B together by multiplication so the maximum drive value in R/G/B becomesFCh with the gain ratio kept. (ALL-DRIVE)11. Set color temperature to [WARM (Low)].12. Set G drive to E0h and adjust B drive and R drive so the highlight window’s x, y becomethe [Color temperature WARM (Low)] shown in the below table.Adjust it again after it lowers of 08h data when the adjustment is NG.(In addition, adjust itafter it lowers by 08h data for NG.)13. Adjust R/G/B together by multiplication so the maximum drive value in R/G/B becomesFCh with the gain ratio kept. (ALL-DRIVE)14. Copy the R drive, G drive and B drive data in NTSC, PAL DVI region.Adjustment targetHi-light: x ± 0.003 y ± 0.003Hi-light is target of the number at drive adjustment in the hi-light windows.Therefore, it is not target of the hi-light number at after adjustment white balance.Picture Menu: StandardUser setting: Normalexcept PICTURE: max 30Aspect: Full (16 : 9)Position and size: Normal• [7] key : color temperature select.• [9] key : Picture menu select.• Highlight section Signal amplitude 75%• Drive standard G: E0h