Flatbed unit and ADF system
Electrical system
The
●The
●The inverter
●The scanner controller board
●The ADF intermediate board
Figure 4-1 Scanner assembly electrical structure on page 29 shows the scanner-assembly electrical structure.
Scanner/controller |
| Carriage (Optical scan unit) | |
board |
| CCD | |
|
| ||
| Inverter | Scanning | |
| PCA | Lamp | |
| Carriage home sensor |
| |
| ADF open sensor | Image | |
Fan drive circuit | Flatbed fan | ||
scanner | |||
|
| ||
Motor drive circuit | Carriage motor |
| |
Motor drive circuit | Feed motor | A D F | |
Motor drive circuit | Read motor |
| |
Solenoid drive circuit | Solenoid |
| |
Fan drive circuit |
| ADF fan | |
|
| Cover open sensor | |
|
| Empty sensor | |
| ADF intermediate | Registration sensor | |
| Read sensor | ||
| PCA | ||
| Exit sensor | ||
|
| ||
|
| Bin full sensor | |
|
| Paper detect | |
+ 2 4 V |
|
| |
Formatter |
|
| |
S E N P W R |
|
| |
Figure |
|
ENWW | Flatbed unit and ADF system 29 |