166
Error Codes and Countermeasures
Section 9-2
9-2
Error Codes and Countermeasures
9-2-1
QR Code Reading (Normal or Pattern Mode)
Error
Code
Description
Countermeasures
E000
No finder patterns detected No finder patterns were detected.
• Make sure that the image is displayed on the
screen correctly.
• Check the printing of the reading code. Three
finder patterns in a corner may be stained or dam-
aged.
E001
Finder pattern detection
error (Two patterns were
not detected.)
Only one finder pattern was detected. (The other two
patterns were not detected.)
• Check the printing of the reading code. Two finder
patterns may be stained or damaged.
• The position of finder patterns can be confirmed
on the monitor when Display Settings/Finder
Pattern is turned ON.
E002
Finder pattern detection
error (One pattern was not
detected.)
Only two finder patterns were detected. (One pattern
was not detected.)
• One finder pattern may be stained or damaged.
• The position of finder patterns can be confirmed
on the monitor when Display Settings/Finder
Pattern is turned ON.
E003
Finder pattern detection
error (The relative position-
ing is incorrect.)
Three finder patterns were detected. However, the rela-
tive positioning of the three finder patterns is incorrect.
• The code may be bent or part of the finder pat-
terns may be stained or damaged.
• The position of finder patterns can be confirmed
on the monitor when Display Settings/Finder
Pattern is turned ON.
E004
Finder pattern detection
error (4 or more finder pat-
terns were detected.)
Too many finder patterns (4 or more) were detected.
• Some of the finder patterns may be stained or
damaged.
• The position of finder patterns can be confirmed
on the monitor when Display Settings/Finder
Pattern is turned ON.
E010
Decode error
(Tentative version calcula-
tion error)
Finder patterns may be bent. Make sure that the image
is loaded and at least 5 pixels per cell are displayed.
• The number of pixels of any section on a screen
can be checked under Image Analysis/Measure
Length.
E011
Decode error (Format infor-
mation error)
“Format information” in QR Codes may be stained or
damaged. (Refer to the figure below.)
E012
Decode error
“Version information” in QR Codes is not correct.