Original Speed Adjustment - Canon SmartBase PC1200s Service Manual

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1.3.4.3 Original Speed Adjustment

Adjust the speed at which originals are moved for ADF mode as follows:
1) Make a copy of the test sheet in ADF mode on paper of the same size in Direct. (See
1.2.2 of Chapter 7.)
2) Measure the length "L" in the middle of the copy output. (It must be 277 ± 1 mm for
A4, 259 ± 1 mm for LTR.)
(feeding direction)
3) Press the Additional Functions key and the # key to start service mode.
4) Press the Left/Right Arrow key so that '#6 SCANNER' is indicated.
5) Press the OK key.
6) Press the Left/Right Arrow key so that '7: CCD' is indicated.
7) Press the OK key.
8) Press the Left/Right Arrow key so that the 2nd row of the LCD indicates '034:'.
9) Enter a appropriate correction value using the Left/Right Arrow key so that the length of
L measured in step 2) is as indicated. (An increase by '1' will increase the length of L
by about 0.5 mm.)
10) Press the OK key.
11) Press the Stop key (to end SCANNER).
12) Make a copy of the test sheet in ADF mode on paper of the same size in Direct; then,
check to make sure that the length of L of the copy is as indicated.
13) End the work if the length of L is as indicated; otherwise, start over with step 2).
COPYRIGHT © 2001 CANON INC.
Copy of the test sheet
F07-103-06
2000 2000 2000 2000
CANON SmartBase PC1200s/iR1200s REV. 0 DEC. 2001
CHAPTER 7 TROUBLESHOOTING
L
7-13

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