| No. |
Name |
Function |
Type |
Replacement procedure |
| 1 |
SCN Board Cooling Fan |
Blows air toward the SCN Board to cool it. |
--- |
ADF/SCN Unit |
| 2 |
ADF Document Length Sensor 1 |
Detects the document length. |
Transmission type photo interrupter |
| 3 |
ADF Document Width Sensor 1 |
Detects the document width. |
Transmission type photo interrupter |
| 4 |
ADF Document Width Sensor 2 |
Transmission type photo interrupter |
|
| 5 |
ADF Post PF Roller 1 Paper Feed Sensor |
Detects whether document exists or not immediately before starting scanning of the face side. |
Transmission type photo interrupter |
| 6 |
ADF Motor |
Used for driving the pickup roller and retard roller. |
DC motor (42V) |
| 7 |
ADF Encoder |
Used for controlling the ADF Motor operation. |
Transmission type photo interrupter |
| 8 |
ADF Paper Sensor |
Detects whether or not a document is placed on the ADF document support. |
Transmission type photo interrupter |
| 9 |
ADF Solenoid |
Switches the paper path between the paper ejection path and the duplex path. |
DC5V |
| 10 |
ADF Cover Sensor |
Detects whether or not ADF Cover is opened. |
Mechanical contacts |
| 11 |
ADF CIS Module |
Used for reading the back side when duplex scanning. |
CIS image sensor |
ADF CIS Module |
