DFD6361-Maintenance - 第363页

D-78 V0503 : Fi nger clam p error. Error c ode V0503 Message Finger c lamp erro r. W hat wa s detected A finger c lamp opera tion was done, but no clamp sens or OK sig nal was receiv ed. During what operation it occurred…

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D-77
V0502 : No workpiece in cassette.
Error code
V0502
Message
No workpiece in cassette.
What was
detected
The clamp NG sensor was issued when the frame was clamped.
During what
operation it
occurred
Although the workpiece presence/absence sensor detects frame presence in
a loading operation, the lower arm could not clamp the frame.
State after
detection
An alarm occurs after the lower arm moves to its waiting position.
Phenomenon Probable causes Remedy Reference
What to do
Workpiece
clamping is
attempted while
thereisno
workpiece in the
cassette.
Erroneous detection
by the workpiece
presence/absence
sensor.
Readjust the
elevator origin
position.
Contact your
nearest DISCO
Service Office.
The error occurs
although the
workpiece is
properly clamped.
Erroneous detection
by the clamp OK/NG
sensor.
Readjust the clamp
OK/NG sensor.
Contact your
nearest DISCO
Service Office.
Recovery
(1) Cancel the alarm, then the ERROR RECOVERY (HANDLING) screen
is displayed.
(2) If there is no frame, select "CONTINUE AFTER REMOVING
WORKPIECE"; if there is a frame, select "RETRY".
Maintenance level Maintenance personnel level Hazard level
Measuring equipment used Tools Replacement parts Protective gear
D-78
V0503 : Finger clamp error.
Error code
V0503
Message
Finger clamp error.
What was
detected
A finger clamp operation was done, but no clamp sensor OK signal was
received.
During what
operation it
occurred
After the finger clamp operation.
State after
detection
Transport stops.
Phenomenon Probable causes Remedy Reference
What to do
The finger clamp is
not closed.
The clamp section air
cylinder piping is
bent or clogged.
Contact your
nearest DISCO
Service Office.
The finger clamp is
closed, but an error
occurs.
The sensor is
defective.
Replace the sensor.
Because the frame
is thick, there is no
sensor input even
when the clamp is
closed.
The sensor position
is deviated.
Contact your
nearest DISCO
Service Office.
Recovery
(1) Cancel the alarm, then the ERROR RECOVERY (HANDLING) 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-79
V0512 : Workpiece vacuum error.
Error code
V0512
Message
Workpiece vacuum error.
What was
detected
The vacuum pressure measured by the vacuum sensor cannot reach the
predefined value when the chuck table vacuum is turned ON.
The criterion of vacuum ON/OFF is the lower limit of [C/T work vacuum]
of the SENSOR THRESHOLD DATA screen [screen 6.6].
During what
operation it
occurred
Any time while the chuck table workpiece vacuum is ON.
State after
detection
If the error occurs during transporting, transportation stops.
If during cutting, the Z-axis retreats to the upper end, the spindle stops
rotation and the X-, Y- and θ-axis drive systems come to an immediate stop.
Phenomenon Probable causes Remedy Reference
What to do
The error occurs
even when the
pressure of the C/T
workpiece vacuum
is sufficient.
The vacuum lower
limit value is
improper.
Correct the value of
[Lower limit] of
[C/T work
vacuum].
The vacuum
pressure does not
increase.
Abendinthe
vacuum line piping.
Contact your
nearest DISCO
Service Office.
Clogging of the
vacuum ejector.
Replace the
vacuum ejector.
The vacuum leaks. The attaching tape is
loose.
Replace the tape.
Recovery
(1) Cancel the alarm, and then the ERROR RECOVERY (HANDLING)
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