9.2 Drive Mechanism
Timing pulley
(G56 / TP22)
G28
G28
Front side view
• Drum drive
Gear (teeth: 20)
Drum gear (teeth: 72)
• Transport belt drive
Gear (teeth: 22)
Transport belt gear (teeth: 14)
4560/4570 DRUM
Main motor (G10)
Timing pulley
(G56/TP37/G26)
Drum / Transport belt drive
Rear side sectional view
G20
Dev-unit drive
gear G27
Copier rear side (inside of the rear frame)
Drum (inside of the cleaner unit)
Copier rear side (inside of the rear frame)
Belt (108 pitch)
Timing pulley (TP40) / Drum drive gear (G20)
Drum (G72)
Timing pulley
(TP20)
(G28)
Timing pulley
(G28 / TP18)
G28
Transport belt
drive gear
G29/TP33/G22
Removing fuser unit, transport belt unit and toner suction duct
Transport belt
9 - 2
Belt (136 pitch)
Timing pulley
(TP25 / G28)
Transport belt
(G28)
(G14)
Timing pulley
(TP33 / G29 / G22)
Nov. 1997 © TOSHIBA