Canon MF6500 Series Service Manual page 49

Period
WAIT
(wait)
STBY
(standby)
INTR
(initial
rotation)
PRINT
(print)
LSTR
(last
rotation)
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Definition Purpose
From when the power is turned The machine's mechanical and
on until the main motor is turned electrical states are checked.
on and stopped.
After the end of The machine is ready for a print
WAIT, unit the Start key is command.
pressed.
After a press on the Start key, The machine starts up process
until the leading edge is detected conditions and picks up paper for
by the paper leading edge sensor. printing.
After the registration sensor The DC controller PCB generates
detects the leading edge of paper, the BD0* signal, and the image
until the delivery sensor detects processor PCB sends VD0* signal
the trailing edge of paper. and VD0 signal, thereby forming a
latent image on the photosensitive
drum and turning it into a toner
image.
From when printing The drum surface is made
ends until the main free of potential and the transfer
motor stops. charging roller is cleaned.
T-2-1
Remarks
A check is made on the presence/absence of a
cartridge and for paper
remaining inside the machine. The machine
also shifts the WAIT state
when the left cover is closed while power is on,
or after returning from ESS mode.
The fixing heater is subjected to temperature
contro (start-up temperature control, paper
passage
temperature control); scanner rotation speed
adjustment and ATVC control are executed.
After last rotation, the machine shifts to
standby to wait for a print command, in
response to which it immediately shifts to
initial rotation.
Chapter 2
2-5