Inverter Pcb; Before Removing The Inverter Pcb; Removing The Inverter Pcb - Canon iR C3380 series Service Manual

Chapter 5
b. offset value against color displacement for copyboard glass (copyboard
cover)
COPIER>ADJUST>CCD>BOOK-RG
c. offset value against color displacement for copyboard glass (ADF)
COPIER>ADJUST>CCD>DF-RG
D F - R G
W- P LT- X
W- P LT- Y
d. service label (behind reader unit left cover) values
d-1. CIS read position adjustment (fixed reading)
COPIER>ADJUST>ADJ-XY>ADJ-X
d-2. main scanning direction position adjustment (fixed reading)
COPIER>ADJUST>ADJ-XY>ADJ-Y
d-3. shading position adjustment (fixed reading)
COPIER>ADJUST>ADJ-XY>ADJ-S
d-4. sub scanning direction color displacement correction
COPIER>ADJUST>CCD>CCDU-RG
d-5. main/sub scanning direction MTF value
COPIER>ADJUST>CCD>MTF-MG,SG
d-6. auto gradation correction target value
COPIER>ADJUST>PASCAL>OFST-P-Y,M,C,K
If the value of the following was not 0 before the replacement of the
reader controller PCB: COPIER>OPTION>BODY>CCD-LUT.
Set a value other than '0' once again, and make the following adjustments
using the D-10 Chart.
COPIER>FUNCTION>CCD>LUT-ADJ2
2. ADF-Related Adjustment
The machine keeps ADF-related service mode data in the RAM of the
reader controller; as such, you will have to make the appropriate
adjustments if you have replaced the reader controller or initialized the
RAM.
1) Enter the values indicated in the P-PRINT printout you have previously
generated for the following:
a. main scanning direction position adjustment (stream reading)
COPIER>ADJSUT>ADJ-XY>ADJ-Y-DF
b. original stop position adjustment
FEEDER>ADJSUT>DOCST
c. original feed speed (magnification) adjustment
FEEDER>ADUST>LA-SPEED
2) Make adjustments using the following items:
a. tray width adjustment
FEEDER>FUNCTION>TRY-A4
FEEDER>FUNCTION>TRY-A5R
FEEDER>FUNCTION>TRY-LTR
FEEDER>FUNCTION>TRY-LTRR
b. CIS read position adjustment (stream reading)
COPIER>FUNCTION>INSTALL>STRD-POS
c. white level adjustment
COPIER>FUNCTION>CCD>DF-WLVL1
5-20
B O O K - R G
W- P LT- Z
F-5-49
COPIER>FUNCTION>CCD>DF-WLVL2
When you have finished the foregoing adjustments, put the P-PRINT print-
out [1] you have previously generated in the service book cassette to replace
the old P-PRINT printout.

5.4.3 Inverter PCB

5.4.3.1 Before Removing the Inverter PCB

/ / / / iR C3380i / iR C3380 / iR C2880i / iR C2880
1) Detach the copyboard glass. (page 5-17)[Removing the Copyboard
Glass]
2) Detach the reader rear cover. (page 10-16)[Detaching the Reader Rear
Cover]

5.4.3.2 Removing the Inverter PCB

/ / / / iR C3380i / iR C3380 / iR C2880i / iR C2880
1) Disconnect the 2 connectors [1], and remove the 2 screws [2].
2) While freeing the 3 hooks [1], detach the inverter PCB [2].
F-5-50
F-5-51
F-5-52
0014-1333
0014-1330