Canon Image Reader-A1 iR5000i Service Manual page 827

<CCD>
Executing Auto Adjustment for CCD-/Shading-Related Items
CCD-ADJ
Use it to execute CCD auto adjustment.
Caution • Execute this mode if you have replaced the CCD unit, scanning lamp,
• Use the whitest of all papers used by the user as the standard white
Using the Mode
1) Place sheets of standard white paper (10 sheets min.) on the copyboard
glass.
2) Select the mode item, and press the OK key.
• The machine executes auto adjustment. (about 1 min)
• The machine stops operation at the end of auto adjustment.
3) Record the updated settings on the service label (all under
COPIER>ADJUST>CCD).
COPYRIGHT © 2001 CANON INC.
inverter PCB, or copyboard glass (standard white plate).
paper.
2000 2000 2000 2000
(rear)
F05-501-02
CANON iR5000i/iR6000i REV.0 JUNE 2001
CHAPTER 5 SERVICE MODE
COPIER>FUNCTION
5-61 T