Xerox Phaser 6300 Service Manual page 72

Registration Sensor
Detects the when the media's leading edge has reached the Registration Chute.
Rubber Registration Roller
Driven by the Main Drive Assembly through the Registration Clutch, the Rubber
Registration Roller works with the Metal Registration Roller to correct media
skew and transport media.
Metal Registration Roller
Works in conjunction with the Rubber Registration Roller. When the leading
edge of the paper arrives at the registration rollers, the rollers are not turning and
the paper buckles against the rollers to correct any skew at the leading edge.
Turn Roller
The Turn Roller is rotated by the Main Drive Assembly, through the Turn Clutch
to feed paper from Tray 1 (MPT) to the Registration Chute.
Turn Clutch
Transfers drive from the Main Drive Assembly to the Turn Roller through a
friction clutch.
Registration Clutch
Transfers drive from the Main Drive Assembly to the Rubber Registration Roller,
and transports the paper from Tray 1 (MPT) and the duplex path toward the
Theory of Operation 2-31