Canon PC400 Service Manual page 24

CHAPTER 1 GENERAL DESCRIPTION
If white lines or spots appear on copies, replace the cartridge as follows:
1) Remove the cartridge from the copier, and rotate it several times as shown in Figure
1-402E.
2) Set the cartridge back in the copier, and make a copy.
a. If the output returns to normal,
• The cartridge may be used further; advise the user, however, to obtain a spare
cartridge.
b. If the output fails to return to normal,
• Replace the cartridge as described below.
2. Replacing the Cartridge
1) Move the copyboard to the left until it stops; then, press the open/close button to
open the top cover.
2) Slide the cartridge out of the copier.
3) Hold the cartridge with the Warning label facing up, and rotate it about 90 degrees in
both directions.
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COPYRIGHT © 1998 CANON INC.
Figure 1-402E
Figure 1-403E
CANON PC400/420/430,FC200/220 REV.0 JAN.1998 PRINTED IN JAPAN (IMPRIME AU JAPON)