Panasonic TX-P42UT30Y Service Manual

Also see for TX-P42UT30Y: Operating instructions

309.1.3. White balance adjustmentThe adjusting method is different according to the PEAKS EEPROM version.[copy adjustment] : Peaks EEPROM ver.1.00-[Differential and copy adjustment] : Peaks EEPROM ver.1.**-Name of measuring instrument Connection RemarksW/ B patternColor analyzer(Minolta CA-100 or equivalent)Panel surfaceSteps Remarks[copy adjustment]Connect IIC cable (bus controller-cable) after banner OSD appear.And after SRQ-L, begin an adjustment 2 seconds later.• 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 colour variation.Note:Copy Adjustment method in service mode.When you push [OK] key in each item,Adjustment data is copied between HD data and SD data.Picture menu : DynamicASPECT : 16:9Condition is same atalternative method too.1. Enter the service mode.Please receive the Analog-RF.Or, please select CVBS/YUV/HDMI. (No inputting is possible.).(Forbid Analog-RF with no signal.)2. A number key [1] or [2] are operated and [WB-ADJ] is displayed.Check that the color temp is [COOL].3. A number key [0] is operated and select [METHOD 01].4. A number key [5] is operated and [INNER PATTERN] is displayed.5. Select [G-CUTOFF] item, using the number-key [3] or [4], and set to [80], using the volume-key [+] or [-].Also, [B-CUTOFF] and [R-CUTOFF] set to [80].6. Set [G-DRIVE] at [D0].7. Touch the signal receiver of color analyzer to the INNER PATTERN's center, and adjust B drive and Rdrive so x, y become the [COLOR TEMP COOL] in the below table1.8. All RGB drive increase so that the maximum drive value of RGB may become [FF].([ALL-DRIVE] set to [FF].)9. Set color temp to [NORMAL] using [7] key.10. Fix G-CUTOFF, B-CUTOFF and R-CUTOFF at [80].11. Set [G-DRIVE] at [D0].12. Adjust B-DRIVE and R-DRIVE so the INNER PATTERN's x, y become the [COLOR TEMP NORMAL] inthe below table1.13. All RGB drive increase so that the maximum drive value of RGB may become [FF].([ALL-DRIVE] set to [FF].)14. Set color temp to [WARM] using [7] key.15. Fix G-CUTOFF, B-CUTOFF and R-CUTOFF at [80].16. Set [G-DRIVE] at [D0].17. Adjust B-DRIVE and R-DRIVE so the INNER PATTERN's x, y become the [COLOR TEMP WARM] in thebelow table1.18. All RGB drive increase so that the maximum drive value of RGB may become [FF].([ALL-DRIVE] set to [FF].)19. Confirm [METHOD=01].Please refer table2-3 to address.Asking matter to execute white balance difference adjustment.Please feed back the DAC value in the adjusted each color temperature in an internal pattern.METHOD=01copy adjustments