Samsung SCX-4100 Service Manual page 45

Disassembly and Reassembly
4. Pull up the CCD Shaft and take out the Scanner
Module.
Scanner Module
5. Push the Belt Holder and take out the Belt, as shown
below.
Service Manual
5-6
CIS Shaft
Belt
6. Remove the Pulley Idle, as shown below.
Pulley Idle
Spring
ETC Belt
7. Remove the 2 screws and take out the Scan Motor
Ass'y.
Scan Motor
Ass'y
Pulley Bracket
Samsung Electronics