CHAPTER 2
2 - 19
COPYRIGHT © 1999 CANON INC. CANOSCAN FB330/FB630 SERIES REV.0 OCT. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
E. Basic Sequences of CanoScan FB630U/FB636U
The basic sequences of CanoScan FB630U/FB636U are divided into power ON sequence,
calibration sequence, and document scanning sequence.
1. Power ON sequence
Figure 2-10-1
NO
NO
YES
YES
Scanning unit is in home
position?
NO
YES
Returned more
than 300 mm?
Power ON
Tests gate array
read/write
Gate array read/write
was tested normally?
NO
YES
Sets error flag
Sets error flag
1
Returns scanning unit
Scanning unit returned
to the home position?
Stops scanning unit