![Canon i 320 Simplified Service Manual Download Page 9](http://html.mh-extra.com/html/canon/i-320/i-320_simplified-service-manual_61997009.webp)
9
6. TROUBLESHOOTING FLOWCHART
6-1. Printer Main Unit Troubleshooting Flowchart (how to printer operation confirmation when
refurbishing)
< 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.
Open access cover,
and install head
Power ON
Error displayed?
Connect to computer
Shipment inspection
pattern printing
Replace head and print
shipment inspection pattern
Correct?
Waste ink counter
less than 7%?
Normal
Defective
Error displayed?
No
Yes
No
Yes
No
Yes
No
Yes
No
Yes
*Refer to 4. SERVICE MODE
regarding printing method.
Correct?
< 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
Summary of Contents for i 320
Page 1: ...i320 SERVICE MANUAL Canon ...