e-STUDIO2020C/2330C/2820C/2830C/3520C/3530C/4520C © 2008 - 2011 TOSHIBA TEC CORPORATION All rights reservedADJUSTMENT3 - 282. Checking areas of the chart and their descriptionsFig. 3-21[1] Grid patterns : For adjusting margin (void) and scanner section[2] YMCK patches : For checking uniformity[3] Resolution patterns : For checking resolution[4] Gradation pattern : Gradation pattern of seven colors (Y, M, C, R, G, B and K)Coverage: 10-100%For adjusting the halftone reproduction and gray balance[5] Color registration pattern : For checking color registration[6] Pictures : For checking color reproduction and moire[7] Magnification lines : For checking the magnification error of primary and secondaryscanning directions[8] Center lines : Center lines for A4/LT sizes[9] Arrow : A mark for placing the chart properly onto the original glass(place it to the left rear corner of the original glass.)[10] Halftone band : For checking uniformity[11] White text on the blacksolid: For checking the reproduction of white text on black solid[12] Text : For checking reproduction of text[13] Thin lines : For checking reproduction of the thin lines (line width: 100μm)[14] Note area : For recording the date, conditions, etc.[6][6][11][13][14][7][7]TOSHIBA COLOR CHARTNo.TCC-1[2][2][2] [2][3] [3][4][5][9][1][1] [8] [10][1][1] [8][12][7][7][3]