Ricoh C252 Service Manual page 16

6.6.2 DRUM DRIVE MECHANISM ..........................................................6-18
6.6.3 INK SUPPLY MECHANISM............................................................6-19
6.6.4 INK ROLLER MECHANISM ...........................................................6-20
6.6.5 INK SUPPLY CONTROL ................................................................6-21
6.6.6 DETECTION OF MASTERS ON THE DRUM ................................6-22
6.7 PAPER FEED..........................................................................................6-23
6.7.1 OVERVIEW ....................................................................................6-23
6.7.2 PAPER FEED MECHANISM ..........................................................6-24
6.7.3 PAPER FEED / SEPARATION PRESSURE MECHANISM ...........6-25
6.7.4 REGISTRATION ROLLER MECHANISM.......................................6-26
6.7.5 REGISTRATION SENSOR CLEANING .........................................6-28
6.7.6 PRINTING PRESSURE MECHANISM ...........................................6-29
6.7.7 RE-FEEDING MECHANISM...........................................................6-29
6.7.8 PAPER TABLE MECHANISM ........................................................6-30
6.8 PAPER DELIVERY..................................................................................6-32
6.8.1 OVERVIEW ....................................................................................6-32
6.8.2 PAPER DELIVERY UNIT DRIVE MECHANISM.............................6-33
6.8.3 PAPER SEPARATION FROM THE DRUM ....................................6-34
6.8.4 EXIT PAWL DRIVE MECHANISM..................................................6-35
6.9 TIMING CHART.......................................................................................6-37
6.9.1 MASTER EJECT/MASTER FEED ..................................................6-37
6.9.2 MASTER WRAPPING ....................................................................6-38
6.9.3 PRINTING ......................................................................................6-39
SPECIFICATIONS
SPECIFICATIONS............................................................................. 7-1
1. GENERAL SPECIFICATIONS....................................................................7-1
C252 iv SM