DFD6361-Maintenance - 第403页

D-118 A0551 : The work thick ness is thicker . Error c ode A0551 Message The work thickness is thick er . W hat wa s detected This err or occurs i f, in auto focusing dur ing auto alignm ent, the measur ed thick ness of …

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D-117
A0543 :ANGLE: Retry over.
Error code
A0543
Optional accessory
Message
ANGLE: Retry over.
What was
detected
Error display is made if angle recognition was executed for the number
retries, but it does not converge to within ± 1°.
During what
operation it
occurred
During angle recognition execution.
State after
detection
Angle recognition operation is discontinued.
Phenomenon Probable causes Remedy Reference
What to do
Binarization cannot
be done because the
recognition of the
light intensity is
inappropriate.
A black-white
decision cannot be
made because of lack
of contrast between
bright and dim parts.
Readjust the angle
recognition light
intensity of
alignment special
data.
Recovery
(1) Cancel the alarm, then the ERROR RECOVERY (ALIGNMENT)
screen is displayed.
(2) Perform the error recovery steps indicated on the screen.
Maintenance level Maintenance personnel level Hazard level
Measuring equipment used Tools Replacement parts Protective gear
D-118
A0551 : The work thickness is thicker.
Error code
A0551
Message
The work thickness is
thicker.
What was
detected
This error occurs if, in auto focusing during auto alignment, the measured
thickness of the workpiece exceeded the limit value for workpiece
thickness.
During what
operation it
occurred
Upon conclusion of initial auto focusing during auto alignment.
State after
detection
Auto alignment operation is discontinued.
Phenomenon Probable causes Remedy Reference
What to do
The error occurs
frequently.
The variation in
workpiece thickness
is large.
Consider the
column
<THICKNESS
CHECK BY
FOCUS LIMIT>
on the
OPERATION
DATA
MAINTENANCE
screen [screen
5.3.1].
The workpiece
thickness input value
error or limit value is
too small.
Check the device
data of the column
<THICKNESS
CHECK BY
FOCUS LIMIT>
on the
OPERATION
DATA
MAINTENANCE
screen [screen
5.3.1].
Out of focus.
Perform the focus
maintenance.
Recovery
(1) Cancel the alarm, then the ERROR RECOVERY (ALIGNMENT)
screen is displayed.
(2) Perform the error recovery steps indicated on the screen.
Maintenance level Maintenance personnel level Hazard level
Measuring equipment used Tools Replacement parts Protective gear
D-119
A0552 : Focus maintenance has not been done.
Error code
A0552
Message
Focus maintenance has not been done.
What was
detected
Error display is made if focus maintenance is not done before auto focus
operation.
During what
operation it
occurred
Before execution of auto focusing.
State after
detection
Auto focus operation is discontinued.
Phenomenon Probable causes Remedy Reference
What to do
Recovery
(1) Cancel the alarm.
(2) Call up the FOCUS MAINTENANCE screen [6.4 screen], and effect
focus maintenance.
Maintenance level Maintenance personnel level Hazard level
Measuring equipment used Tools Replacement parts Protective gear