B-24 REGULAR INSPECTION
14.1 Replacing CNC Memory Back-up Batteries
Change the Memory Back-up Battery by following the procedure indicated below.
The type and mounting position of the Memory Back-up Battery vary depending on the
model of NC unit.
14.1.1 Type 1
Change batteries while power is being supplied to the NC. If batteries are changed
with the NC power supply shut off, the data stored in the memory will be lost.
To avoid the danger of lost data, you is recommended to save the memory data to an
external I/O device or a memory card.
Mori Seiki can accept no responsibility if data in the memory such as parameters and
programs is lost.
<Battery position>
The batteries are installed in the electrical cabinet door or the rear cover of the operation panel.
<Changing interval>
Once a year
When the battery alarm message is displayed on the screen.
<Procedure>
1) Turn on the power.
2) Press the NC power switch (on).
3) Rotate the mounting screws in the CCW direction
with a flat screwdriver to remove the cover.
When the cover is removed, 2 alkaline cells (D) are
visible as shown in the figure on the left.
4) Change the batteries.
Always make sure the polarity of the batteries is
correct. The polarity varies depending on the
machine type.
5) Mount the cover.
NOTE
CAUTION
+
−
NOTE
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