Mitsubishi Electric MELDAS C6 Instruction Manual page 297

(2) Menus
Menu
UP
DOWN
YES
NO
RETURN
SELECT
ALARM
IMAGE
PROGRAM
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3. Screen Operation When Using a Panel Computer
3.6 NC Alarm Guidance Screen (For only the panel computer)
The guidance display page is scrolled up (↑) or down (↓).
YES : Press when the guidance details match.
NO : Press when the guidance details do not match.
RETURN : The previous guidance will appear.
Up to two alarm histories can be stored. In each history, up to four alarms occurring
simultaneously with the alarm can be added if these occur within the time set in the
parameter (base specifications parameter #21025).
Data for alarms that occur while diagnosing the occurring alarm can also be stored. If an
alarm occurs while two alarm histories are stored, the alarm cannot be stored as a
history. To store the data for the new alarm, press EXIT and clear the alarm history.
The first history is displayed in black, and the second history is displayed in blue.
(Note 1) If the alarm occurred in the head block, nothing will appear in the head line.
(Note 2) If there is no operation taking place with program commands, such as during
reference point return, nothing will appear.
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Details
The alarms occurring simultaneously
are displayed in the "SELECT ALARM"
field. When the corresponding alarm is
selected from the alarm list, the
guidance corresponding to that alarm
will appear.
The date/time that the alarm occurred,
and the time elapsed are displayed.
(These are displayed only for servo
alarms.)
When the IMAGE menu is pressed, an
image will appear over the alarm
selection area.
If there is no image related to the
guidance, the IMAGE menu will be
invalid.
Up to three blocks before the block in
which the alarm occurred can be
displayed.
Block in which
alarm is occurring
The line highlighted in green displayed
at the center of the three blocks in the
figure is the block containing the alarm.
When the ANOTHER SYSTEM button
is pressed, the program for another
part system when the alarm occurred
can be displayed.
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