4-2
The reflected rays of your original as shown in the above figure pass through the lens and
create an image on the CCD (Charged Coupled Device). Then, according to the different
light intensity perceived by the CCD, the CCD will transfer these data into a series of
analog signals to the main board, where the signals are turned into digital signals. The
digital signals flow to the image processor and store into the CPU (Central Processing
Unit). Through the commands from the Panel, the digital signals may goes to 4939
Controller to RJ-45 to the SMTP or filing server to send an email or store an image via
entherne , or to remote printer to make digital copy via enthernet, as well as allow to usb
flash drive or CF card ( removable storage) through usb host.
4.2
Main Control Unit
4.2.1
System Diagram
The following shows the system block diagram.
Figure 4.2 Product System Block Diagram
Содержание @V6600
Страница 1: ...Network Scanner Service Manual P N 253 0115 E Avision Inc...
Страница 4: ......
Страница 6: ......
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Страница 12: ......
Страница 36: ...6 4 2 Press both sides of the ADF pad inwardly with your fingers to pull out the ADF pad from the slot ADF Pad...
Страница 39: ...Service Manual 6 7 Output Tray...
Страница 41: ...Service Manual 6 9 ADF Front Cover...
Страница 43: ...Service Manual 6 11 3 Pry the front case open with a flat screwdriver 4 Open the front case...
Страница 50: ...6 18 6 Unplug the cable from the ADF chassis 7 Remove the 1 fixing screw on the ADF chassis...
Страница 51: ...Service Manual 6 19 8 Remove the ADF chassis from the ADF document cover ADF Chassis...
Страница 53: ...Service Manual 6 21 ADF Chassis...
Страница 55: ...Service Manual 6 23 3 Remove the ADF motor from the hole on the ADF document cover ADF Motor...
Страница 57: ...Service Manual 6 25 3 Remove the 8 fixing screws on the document cover to remove the hinges Hinge...
Страница 59: ...Service Manual 6 27 Metal Cover...
Страница 61: ...Service Manual 6 29 5 Unplug the 2 cables on the back of the main board to remove the main board Main Board...
Страница 64: ...6 32 Name Plate...
Страница 66: ...6 34 5 Pry the bottom of the Panel open with a flat screw driver 6 Unplug the cable on the panel main board...
Страница 67: ...Service Manual 6 35 7 Remove the 6 fixing screws on the panel main board Name Plate...
Страница 69: ...Service Manual 6 37 6 Remove the panel screen from the panel Panel Screen...
Страница 71: ...Service Manual 6 39 7 Remove the 2 fixing screws on the back cover of the panel Back Cover of the Panel...
Страница 74: ...6 42 5 Lift and remove the upper housing Upper Housing...
Страница 80: ...6 48...
Страница 81: ...Service Manual 6 49 10 Unplug the cable to remove the motor Motor...
Страница 83: ...Service Manual 6 51...
Страница 84: ...6 52 Inverter...
Страница 86: ...6 54 Lamp Assembly...