Cannot See The Display Properly On The Lcd/Cannot See The Display On The Lcd - Canon PIXMA mp800 User Manual

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Note
Adjusting the Print Head Manually
If the Automatic Print Head Alignment does not work or if you wish to
adjust the print heads manually, follow the procedure below.
1. Press [ON/OFF] to turn on the machine, and then load two sheets
of A4/Letter-sized plain paper in the Auto Sheet Feeder or
Cassette. See "Turning the Machine ON and OFF" on page 17, and
"Loading Paper" on page 19.
2. Ensure that the proper paper source is selected.
3. Display the Maintenance screen.
4. Use [A] or [y] to select <Manual head align>, then press [OK].
5. Use [A] or [y] to select <Yes>, then press [OK].
The Print Head alignment pattern is printed.
6. When <Did the patterns print correctly?> is displayed, confirm that
the pattern is printed correctly, use
LA]
or
[~]
to select <Yes>, and
then press [OK].
The input screen for the head position adjustment value is
displayed.
7. Check the printed patterns and use [,...] or [.....] to input the number
of the pattern in column A that has the least noticeable streaks.
8. Press [y] to move the cursor to column B, and then use [....] or
[.....] to input the number of the pattern that has the least noticeable
streaks.
9. Repeat the procedure until you finish inputting the pattern number
for column P.
10.When you have finished inputting all pattern numbers, press [OK].
Enter the number of
the pattern with fewest
white stripes.
01/16
"~Set
I
Cannot See the Display Properly on the LCD/Cannot
See the on the LCD
Cause Action
Cannot see the display properly on
the LCDlThe display on the LCD is
illegible.
Cannot see the display on the LCD.
Adjust the contrast of the LCD in the <Adjust contrast> menu in the
<Maintenance/settings>. See "Changing the Machine Settings" on
page 91.
• The machine is not powered on.
The machine will power ON and the LCD will display a message when
you connect the power cord and press [ON/OFF].
• The LCD may be in the screen-saver mode.
On the Operation Panel, press a button other than [ON/OFF].
Chapter 12 Troubleshooting
115