Ricoh C249, Service Manual

Page: 414 / 486

TIMING CHART
C267 6-60 SM
Trial prin
t
(1) The pressure release solenoid turns on. (2) After the drum is at the feed st
art timing sensor plus feed delay time
, the paper feed motor turns on.
(3) When the drum is at the feed star
t timing sensor plus registration del
ay, the registration motor turns on.
(4) When the drum is at the master ej
ect
position sensor, the speed goes to 60 rpm.
Printing (5) When the drum is at the master ej
ect positio
n sensor, the printing pr
essure motor turns on.
(6) After the drum is at the feed
start timing sensor plus feed delay time, the paper feed motor turns on.
(7) After the feed start timing s
ensor plus registration delay,
the registration motor turns on.
(8) When the registration sensor detec
ts the paper, the speed of
the paper deliv
ery motor goes to 1264 mm/ sec.
Stop (9) When the drum is at the master ej
ect pos
ition sensor, the speed goes down to 60rpm.
(10)
The printing pre
ssure motor turns
off.
(11)
When the main motor turns off, the paper delivery motor,
the vac
uum fan motor and th
e ai
r knife fan motors turn off.