Automatic Duplexing Unit (Adu) - Toshiba e-STUDIO 2555C Service Manual

3.18 Automatic Duplexing Unit (ADU)

3.18.1 General Description
The Automatic Duplexing Unit (ADU) is a unit to automatically print on both sides of paper. A
switchback method using the reverse section is adopted for the ADU of this equipment.
A sheet of paper is switchbacked at the reverse section right after the printing operation (fusing
operation) on one side is completed, and the reversed sheet is transported to the registration section
for the other side of the sheet to be printed.
The ADU mainly consists of the transport rollers and their drive system, paper guide and ADU entrance
/ exit sensor.
[1] ADU motor
[2] ADU entrance sensor
[3] Upper transport roller
[4] ADU exit sensor
[5] Lower transport roller
[6] Paper guide
© 2012-2013 TOSHIBA TEC CORPORATION All rights reserved
[6]
Fig. 3-51
3 - 87
[1]
[2]
[3]
[4]
[5]
e-STUDIO2555C/3055C/3555C/4555C/5055C
OUTLINE OF THE MACHINE
3