Canon MP970 Service Manual page 38

LF / Eject correction flowchart:
START
Paper selection
Yes
L = 0
No
Yes
L = 1
No
Yes
L = 2
No
Yes
L = 3
No
Yes
L = 4
No（L>=5）
No writing of the LF
correction value to the
EEPROM.
No writing of the
LF correction
value to the
EEPROM
END
Press the Stop/Reset
button "L" times, then
press the ON/OFF button
to fix the selection.
HR-101
GF-500 / Office Planner
HP Bright White
Canon Extra,
STEINBEIS
Selection of the LF
correction value
0=<M=<2
No writing of the
Eject correction
value to the
EEPROM
Return to the service mode menu selection.
Key entry (number of times the button is
pressed):
0 times:
The previous entry was wrong.
Return to the previous step.
Specified number:
Set the specified value.
Over the specified number:
Exit the LF / Eject correction mode.
1 sheet of paper is printed.
- LF correction pattern on the left
LF / Eject correction
- Eject correction pattern on the right
pattern printing
Press the Stop/Reset
button "M" times, then
press the ON/OFF button
to fix the selection.
* Select the Pattern No. in which
Yes*
streaks or lines are the least
noticeable.
No（M>=3）
Retention of the LF
correction value
Selection of the Eject
correction value
0=<N=<2
No（N>=3）
36 / 45
Press the Stop/Reset
button "N" times, then
press the ON/OFF button
to fix the selection.
* Select the Pattern No. in which
streaks or lines are the least
Yes*
noticeable.
Writing of the Eject correction
value to the EEPROM
Writing of the LF correction value
to the EEPROM