Removing The Original Size Sensor Unit; Removing The Reader Controller Pcb; After Replacing The Reader Controller Pcb - Canon iR6570 series Service Manual

5.4.4.3 Removing the Original Size Sensor Unit

1) Remove the 3 screws [1], and slide the original size detection unit [2].
[2]
[1]
2) Disconnect the connector [1], and detach the original size sensor unit
[2].
1]

5.4.4.4 Removing the Reader Controller PCB

1) Disconnect the 5 flat cables [1] and the connector [2]; then, remove
the 4 screws [3], and detach the reader controller PCB [4].
[1]
F-5-65
0008-7630
F-5-66
2]
F-5-67
0008-7631
[3] [1]
[3] [2]
How to Disconnect the Flat Cable
Slide the locking lever [1] in the direction of the arrow to release; then,
disconnect the flat cable [2].
[1]

5.4.4.5 After Replacing the Reader Controller PCB

Be sure to generate the latest P-PRINT printout before replacing the
reader controller PCB
- If you are initializing the RAM on the reader controller without
replacing the PCB,
Using the SST, upload the backup data of R-CON; initialize the RAM,
and then download the data, thus eliminating the need for the
following.
1) Using the SST, download the latest system software (R-CON).
2) Make the following selections in service mode: COPIER>
FUNCTION> CLEAR> R-CON. Then, press the OK key to execute
RAM initialization. Thereafter, turn off and then back on the main
power.
3) Enter the appropriate settings for the following items in service mode:
a. settings indicated on the service label (found behind the reader unit
front cover)
a-1 image read start position adjustment (X direction; in fixed reading
mode) COPIER>ADJUST>ADJ-XY>ADJ-X
a-2 image read start position adjustment (Y direction; in fixed reading
mode) COPIER>ADJUST>ADJ-XY>ADJ-Y
a-3 shading position adjustment (in fixed reading mode)
Chapter 5
[3]
[4]
[1] [3]
F-5-68
[2]
[1]
F-5-69
0008-7632
5-25