Canon i960 - Page 12

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(Troubleshooting by Symptom - cont’d -)
Symptom Solution Remarks
Multiple sheets feed. Replace the
- sheet feeder unit,
- photo paper tray, or
- paper feed cassette.
Paper does not feed. Remove foreign material, or replace the
- sheet feeder unit,
- photo paper tray, or
- paper feed cassette.
Paper feed problems
Paper feeds at an angle. Remove foreign material, adjust the paper guide, or
replace the
- sheet feeder unit,
- photo paper tray, or
- paper feed cassette.
No printing, or no color ejected. Replace the
- ink tank,
- print head
*2
,
- logic board ass’y
*1
, or
- purge unit.
Printing is faint, or white lines
appear on printouts even after
print head cleaning.
Line(s) not included in the print
data appears on printouts.
Remove and re-install the print head, or replace the
- ink tank,
- print head
*2
,
- purge unit, or
- logic board ass’y
*1
.
Paper gets smeared. Feed several sheets of paper, or clean the paper path with
cotton swab or cloth.
A part of a line is missing on
printouts.
Replace the
- ink tank, or
- print head
*2
.
Color hue is incorrect. Replace the
- ink tank, or
- print head
*2
, or
correct the media sensor.
Printing is incorrect. Replace the logic board ass’y
*1
.
No ejection of black ink. Replace the
- ink tank, or
- print head
*2
.
Unsatisfactory print quality
Graphic or text is enlarged on
printouts.
When enlarged in the carriage movement direction, clean
grease or oil off the timing slit strip film, or replace the
- timing slit strip film,
- carriage unit, or
- logic board ass’y
*1
.
When enlarged in the paper feed direction, clean grease
or oil off the timing slit strip film, or replace the
- timing slit disk film,
- timing sensor unit, or
- logic board ass’y
*1
.
*1: Before replacement of the logic board ass’y, check the waste ink amount (by service test print or EEPROM
information print). If the waste ink amount is 7% or more, also replace the bottom case unit or the 5-item
set of the ink absorbers when replacing the logic board ass’y. See Section 3.3. Adjustment / Settings, (6)
Service mode, for details.
*2: Replace the print head only after the print head deep cleaning is performed 2 times, and when the problem
persists.