Canon PC720 Service Manual - Page 67
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OPERATIONS AND TIMING= a. Black Developing Assembly Test Chart 0 Density of Newspaper original Copy density adjusting lever 1 3.5 0 6.5 9 -100 - -100 - -200 - -200 - -300 - -400 - -500 - PSoWsition of Right Center Left V Developing bias DC component {V) AE Mode Figure 3-310 b. Color Developing Assembly Test Chart 0 Density of Newspaper original -100 - -200 - -300 - -400 - -500 - 11 Developing bias DC component (V) Position of SW101 Right Center Left AE Mode Figure 3-312 -300 - -400 - -500 - Developing biasDC component (V) Manual Density Mode Figure 3-311 Position of SW101 Right Center Left Copy density adjusting lever 1 3.5 0 6.5 9 -100 - -200 - -300 - -400 - -500 - V Developing bias DC component (V) Manual Mode Figure 3-313 Position of SW101 Right Center Left COPYRIGHT C 1994 CANONINC. CANON PC7201740R50/770 REV.0 AUG. 1994 PRINTED IN JAPAN OMPRIME AU JAPON) 3 - 27