Scanning System; Action After Replacing The Contact Image Sensor; Electrical Adjustments; Procedure After Replacing The Image Processor Pcb - Canon LASER CLASS 810 Service Manual

Chapter 13

13.2 Scanning System

13.2.1 Action after Replacing the Contact Image Sensor

After replacing the contact image sensor (CIS), go through the following
steps to perform inter-channel output correction:
1) Enter the service mode.
Sequentially press the User Mode key, 2 key, 8 key, and User Mode key on
the operation panel.
2) Using the arrow keys on the operation panel, display "TEST MODE".
3) Press the "OK" key.
4) Press the 2 key. "SCAN TEST" appears.
5) Press the 1 key. "SHADING" appears.
6) Press the "OK" key.
After completion of the above steps, the contact sensor output correction will
be performed and parameters will be set automatically.
After completion of automatic adjustment, "OK" is displayed.
Only on image processor PCB system software version WLaa-07-07 of IM-
AGE CLASS 810/i-SENSYS FAX-L3000/FAX-L3000.
If the indicator indicates 'NG' after finishing the auto adjustment, change the
service mode as mentioned below and redo the auto adjustment.
- #SCAN> SCAN SW> SW003> bit6, and change the setting from 1 to 0.

13.3 Electrical Adjustments

13.3.1 Procedure after Replacing the Image Processor
PCB
If you have replaced the image processor PCB with a new one, perform the
following operations:
1. Updating the system software
2. Executing all clear
3. Importing the service data/ user registration data
4. Reading related adjustment
1. Updating the system software
Using the service support tool, download the latest system software (System/
Boot/SEND*1).
*1: if equipped with SEND functions
2. Executing all clear
1) After connecting the power plug to the host machine, turn on the main
power switch.
2) Enter service mode.
Sequentially press the Additional functions key, 2 key, 8 key, and Addi-
tional functions key on the operation panel.
3) Press the arrow key on the touch panel to display "CLEAR".
4) Press the arrow key to display 'ALL', and then press OK. All Clear is ex-
ecuted.(About 40 seconds)
3. Importing the service data/ user registration data
Service data
- Input the all value printed on the service label affixed to the rear cover.
User registration data
1) Press the following keys to enter the USB storage device mode.
"additional functions key" > "01 of the one-touch speed dial key" > "20 of
the one-touch speed dial key" > "view settings key"
2) Display "TURN POWER OFF->ON".
3) Turn off the main power switch, and then turn it on again.
4) Display "USB IMPORT/EXPORT".
5) Start the PC and connect it to this machine with a USB cable.
6) Open My Computer on the PC to check that the "Removable Disk" icon
is displayed.
If the "Removable Disk" icon is not displayed, repeat the above procedure
starting with step 1.
7) Write the user data (address_book.abk and user_data.dat) copied onto the
Desktop as described in "Before Installation (Backup of Data )" over the re-
movable disk.
8) Press the following keys to enter the USB storage device mode.
"additional functions key" > "01 of the one-touch speed dial key" > "20 of
the one-touch speed dial key" > "view settings key"
9) Display "TURN POWER OFF->ON".
10) Close the window on the Desktop.
11) Turn off the main power switch of this machine.
12) Disconnect the USB cable from this machine.
13-2
4. Reading related adjustment
- Correction of output between CIS channels
1) Enter the service mode.
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Sequentially press the Additional functions key, 2 key, 8 key, and Additional
functions key on the operation panel.
2) Press the arrow key on the touch panel to display "TEST MODE".
3) Press [OK].
4) Press the [2] key to display "SCAN TEST".
5) Press the [1] key to display "SHADING".
6) Press [OK].
After completion of the above procedure, the contact sensor output is com-
pensated and parameters are set automatically.
After completion of automatic adjustment, "OK" is displayed.
Only on image processor PCB system software version WLaa-07-07 of IM-
AGE CLASS 810/i-SENSYS FAX-L3000/FAX-L3000.
If the indicator indicates 'NG' after finishing the auto adjustment, change the
service mode as mentioned below and redo the auto adjustment.
- #SCAN> SCAN SW> SW003> bit6, and change the setting from 1 to 0.
13.3.2 Actions to Take before All Clearing (Backing up the
User Data)
- Performing the all-clear operation in the service mode (#CLEAR > ALL)
erases/initializes the user data such as address data and user mode set-
tings.
Be sure to back up the user data with the data export function before
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starting the all-clear operation, and then load the user data with tbe data
import function.
- To export and import user data, a PC and a USB cable are required. Have
them on hand.
a. Exporting user data
Below items in the user data could not be backed up.
- System management setting> Department ID management
- System management setting> User ID management
1) Press the following keys to enter the USB storage device mode.
"additional functions key" > "01 of the one-touch speed dial key" > "20 of
the one-touch speed dial key" > "view settings key"
2) Display "TURN POWER OFF->ON".
3) Turn off the main power switch, and then turn it on again.
4) Display "USB IMPORT/EXPORT".
5) Start the PC and connect it to this machine with a USB cable.
6) Open My Computer on the PC to check that the "Removable Disk" icon
is displayed.
If the "Removable Disk" icon is not displayed, repeat the above procedure
starting with step 1.
7) Double-click the "Removable Disk" icon, and then copy the user data
(address_book.abk and user_data.dat) onto the Desktop.
8) Press the following keys to enter the USB storage device mode.
"additional functions key" > "01 of the one-touch speed dial key" > "20 of
the one-touch speed dial key" > "view settings key"
9) Display "TURN POWER OFF->ON".
10) Close the window on the Desktop.
11) Turn off the main power switch of this machine.
12) Disconnect the USB cable from this machine.
b. Importing user data
1) Press the following keys to enter the USB storage device mode.
"additional functions key" > "01 of the one-touch speed dial key" > "20 of
the one-touch speed dial key" > "view settings key"
2) Display "TURN POWER OFF->ON".
3) Turn off the main power switch, and then turn it on again.
4) Display "USB IMPORT/EXPORT".
5) Start the PC and connect it to this machine with a USB cable.
6) Open My Computer on the PC to check that the "Removable Disk" icon
is displayed.
If the "Removable Disk" icon is not displayed, repeat the above procedure
starting with step 1.
7) Write the user data (address_book.abk and user_data.dat) copied onto the
Desktop as described in "Before Installation (Backup of Data )" over the re-
movable disk.
8) Press the following keys to enter the USB storage device mode.
"additional functions key" > "01 of the one-touch speed dial key" > "20 of
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