Toshiba 43A62 Service Manual

Also see for 43A62: Owner's manual Owner's manual

– 12 –GENERAL ADJUSTMENTSSPECIFIC INFORMATIONSITEM ADJUSTMENT PROCEDUREVERTICAL LINEARITY(VLIN)1. Call up the adjustment mode display, then select the item VLIN.2. Receive cross-hatch pattern signal.3. Press the VOLUME s or tbutton to obtain the picture ofthe best linearity.4. Then readjust the item HIT.CenterWHITE BALANCE(RCUT)(GCUT)(BCUT)(RDRV)(BDRV)1. Press RESET button on TV or remote hand set.2. Call up the adjustment mode display, then adjust the data of items RCUT, GCUTand BCUT to “40”.3. Press TV (ANT)/VIDEO button on TV.4. Gradually rotate R, G and B SCREEN volume of FOCUS PAC (page 7) clock-wise or counterclockwise until the raster appears slightly on the CRT throughthe each lens, and leave them.(Look into the lens in order to check the raster.)5. Press TV (ANT)/VIDEO button on TV again.6. Exit from service mode.7. Receive white laster pattern signal, and adjust the contrast to the minimum tomake white picture to low light.8. Adjust the data of items RCUT, GCUT and BCUT for low light area.9. Adjust the contrast to the maximum to make white picture to high light.10. Adjust the data of items GDRV and BDRV Controls for proper white-balancedpicture in high light area.11. Check the white balance in both low and high light areas. If necessary, performagain steps from 7 to 9.* The data of item GDRV changes red drive actually.HEIGHT(HIT)1. Call up the adjustment mode display, then select the item HIT.2. Press the VOLUME s or t button to get the picture so the top of raster beginsto lack.3. Press the VOLUME s button to advance the data by 10 steps.Note : Check the vertical picture position is correct.WIDTH(WID)1. Call up the adjustment mode display, then select the item WID.2. Press the VOLUME s or t button to get the picture so the left and right edgesof raster begins to lack.3. Press the VOLUME s or t button to advance the data by 10 steps.Note : Check the horizontal picture position is correct.