Panasonic PT-60LCX64-K Service Manual

Also see for PT-60LCX64-K: Operating instructions

Panasonic PT-60LCX64-K Service Manual Manual pdf 104 page image

Gray Scale Pattern Signal (16 scales)(A)White16th gray scaleBlack1st gray scaleGray Scale Pattern Signal (10 scales)(B)White10th gray scaleBlack1st gray scale(Rough adjustment by video signal : Judged by eye)1. Connect the NTSC Video Pattern Generator to the VIDEOInput 1 Terminal.2. Set to VIDEO 1 mode by pressing TV/VIDEO key on theremote.3. Supply Gray Scale Pattern Signal (10 scales).4. Select "White Balance R-Level 100" or "White Balance B-Level 100" on menu by 2( ), 8( ) key on the 10-key keyboard.5. Adjust "White Balance R-Level 100" and "White Balance B-Level 100" by pressing 4( ), 6( ) key on the 10- keyboardso that the area around 9th and 10th scale (B) becomespure gray with no red or blue tint.Fig. E8-2Note:Adjust it with viewing in scale(B) though, the white colorof whole screen changes.WHITE BALANCE ADJUSTMENTNote:1. Be sure to perform the White Balance Adjustmentafter turning on the power for more than 10 minutes so thatcolor temperature is stable.2. This adjustment should be done in a darkroom.Purpose:To set the standard white level for each color temperature.Symptom of Misadjustment:The white color of picture will become bluish or reddish.Test Pattern Signal:· Gray Scale Pattern Signal (16 scales): "1 White 16 grade(Horiz)" in "Bar Reverse"Rough Adjustment:(Rough adjustment by PC signal : Judged by eye)1. Connect the PC(2) to the RGB Input 1 Terminal with theRGB Cable.2. Set to RGB 1 mode by pressing TV/VIDEO key on theremote.3. Supply Gray Scale Pattern Signal (16 scales) from PC(2).4. Select "White Balance R-Level 100" or "White Balance B-Level 100" on menu by 2( ), 8( ) key on the 10-key keyboard.5. Adjust "White Balance R-Level 100" and "White Balance B-Level 100" by pressing 4( ), 6( ) key on the 10-keykeyboard so that the area around 14th and 16th scale (A)becomes pure gray with no red or blue tint.Fig. E8-1Note:Adjust it with viewing in scale(A) though, the white colorof whole screen changes.TPPC(1)/(2), Test Pattern Signal,NTSC Video Pattern Generator Refer to Description belowSPECIFICATIONEQUIPMENTADJ. INPUTor(RGB Input 1 Terminal)Gray Scale Pattern Signal (16 scales)(VIDEO Input 1 Terminal)Gray Scale Pattern Signal (10 scales)White BalanceR-Level 100White BalanceB-Level 100PT-60LCX64-K104