Troubleshooting Flowchart - Canon i320 Simplified Service Manual

Bubble jet printer
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6. TROUBLESHOOTING FLOWCHART

6-1. Printer Main Unit Troubleshooting Flowchart (how to printer operation confirmation when
refurbishing)
Power ON
Error displayed?
Yes
Open access cover,
and install head
Error displayed?
Yes
Connect to computer
Shipment inspection
pattern printing
Correct?
Yes
Waste ink counter
less than 7%?
Yes
Normal
< 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.
No
No
*Refer to 4. SERVICE MODE
regarding printing method.
No
Replace head and print
shipment inspection pattern
Correct?
Yes
No
< Shipment inspection pattern check items of >
(Refer to the attached print sample.)
1. Ink non-ejection: Yes
2. Top margin:
3. Line:
4. Gray area:
No
Defective
9
Outside of paper
Not connected
White lines / uneven density NG
NG
NG
NG

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