Canon i320 Simplified Manual page 8

6.
TROUBLESHOOTING FLOWCHART
6-1
.
Printer
Main
Unit Troubleshooting Flowchart
(how
to printer
operation confirmation
when
refurbishing)
Open
access
cover,
and
install
head
Shipment
inspection
pattern printing
Yes
Normal
•Refer to 4.
SERVICE
MODE
regarding
printing
method.
Replace head and
print
shipment inspection pattern
< Shipment
inspection pattern
check
items of
>
(Refer
to
the attached
print
sample.)
1.
Ink non-ejection:
Yes
NG
2.
Top
margin: Outside
of
paper
NG
3.
Line:
Not connected
NG
4.
Gray
area:
White
lines
/
uneven
density
NG
Defective
<
Note
for
normal
printer
refurbishment >
At the
final
step of refurbishment,
be sure
to reset the
EEPROM
in
accordance
with
4.
SERVICE
MODE,
the
EEPROM
reset procedure.
Remove
the
print
head, unplug the
power
cord immediately,
and do
not
print
afterwards.