Canon CANOSCAN FB330 series Service Manual page 43

<White shading data composition>
Time required
about 3 seconds
(per command for each color)
COPYRIGHT © 1999 CANON INC. CANOSCAN FB330/FB630 SERIES REV.0 OCT. 1999 PRINTED IN JAPAN (IMPRIME AU JAPON)
Standby
White shading
data is required?
YES
Moves scanning unit forward 4 lines
Initializes buffer RAM control
Sets specified LED
parameter to turn ON
Obtains 1 line of data to buffer RAM
6 lines of data
was obtained?
YES
LED OFF
Moves scanning unit
to the home position
White data
was transmitted?
YES
Standby
Figure 2-8-4
CHAPTER 2
NO
Moves scanning unit
forward 6 lines
NO
NO
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