Zenith C32V23 Service Manual

Also see for C32V23 - 32" Flat-Screen Integrated HDTV: Operating guide & warranty

PV154 - 923-03497 3-12 AB - SERVICINGSERVICINGFig 12Figure 11: This image shows the result of increasing theregister value up to 15. You can notice that top half andbottom half of picture are shrinking, while center isexpanding.Figure 12: This image show the result of decreasing theregister value down to 0. You can notice that top halfand bottom half are expanding to the center.REGISTER # 131 / NAME UP-VLINThe “UP-VLIN”. This correction affected top half of picture,shrink or expand it. The register can take values from 0up to 15. If you decrease the register value down to 0you’ll see the fig 13. If you increase the register value upto 15 you’ll see fig. 14.Fig 13Fig 14Figure 13: This image shows the result of decreasing theregister down to 0. You con notice that top half of pictureis fully open and the bottom half remains unaffected bythe correction.Figure 14: This image shows the result of decreasing theregister value down to 0. You can notice that top half ofpicture is shrinking and bottom half of picture remainsunaffected.REGISTER # 132 / NAME LO-VLIN“LO-VLIN”. This correction affected bottom top of picture,shrink or expand it. The register can take values from 0up to 15. If you decrease the register value down to 0you’ll see the fig 15. If you increase the register value upto 15 you’ll see fig. 16.Fig 15Fig 16Fig. 15. This image shows the result of decreasing theregister value down to 0. You can notice that bottom halfof picture is slightly more open than top half, due to thefact that in this picture the nominal value is 1.Fig. 16. This image shows the result of increasing theregister value up to 15. You can notice that bottom halfof picture is shrinking, while top half remains unaffected.