Canon NP6621 Service Manual

Also see for NP6621: Service manual Service handbook

Contents

3–114OPERATIONS AND TIMINGCOPYRIGHT © 1998 CANON INC. CANON NP6621 REV.0 FEB. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)E. Adjustment Mode (‘3’)• To start the mode, press ‘3’ on the numeric keypad and press the AE key.• To select an item, press the appropriate number on the numeric keypad and then the Start key.• To change the value, enter the appropriate value on the numeric keypad and then press the AE key.• To deselect an item, press the Clear key.• A press on the Start key will execute appropriate copying operations.• If the number is negative, ‘%’ turns ON. To enter a negative number, press the % key and enter thenumber on the numeric keypad.ItemAE scan lamp intensity automaticadjustmentAE mode copy density (developingbias) reference point adjustmentAE mode copy density (developingbias) slope adjustmentFixing heater temperature off setLeading edge margin adjustment(registration roller ON timing)Leading edge non-image widthadjustment (timing at which theblanking open/close shutter isclosed)Page separation right side leadingedge registration adjustment (timingat which the registration roller turnsON)Page separation right side leadingedge margin (timing at which theblanking shutter closes)Trailing edge fine adjustment(timing at which the blanking open/close shutter is opened)Multifeeder trailing edge marginadjustment (timing at which theblanking open/close shutter isopened)Left/right margin adjustment(DIRECT)(home position for the blankingslide shutter)Settings–26 ~ +26–26 ~ +26–50 ~ +500 ~ 630 ~ 630 ~ 630 ~ 630 ~ 630 ~ 630 ~ 15Table 3-612-1Note: A press on the Start key when in No. 305, 306, 307, or 308 makes copies in the mode that has beeneffective before the activation of the mode; when executing No. 307 or 308, it is recommended thatpage separation mode be selected before activating service mode.Descriptiondefault: 0See p. 3-129.default: 0default: 0A higher setting delays the copy paper inrelation to the image, thereby decreasingthe margin.default: 30unit: 0.27 mmA higher setting increases the leading edgenon-image width.default: 38unit: 0.27 mmA higher setting delays the copy paper inrelation to the image.default: 28unit: 0.27 mmA higher setting increases the leading edgemargin.default: 38unit: 0.27 mmA higher setting decreases the trailing edgemargin.default: 36unit: 0.27 mmA higher setting decreases the trailing edgemargin.default: 26unit: 0.27 mmA higher setting increases both left andright margins.default: 9unit: 0.27 mmNo.301302303304305306307308309310311Download service manual and resetter printer at http://printer1.blogspot.com